diff options
Diffstat (limited to 'ecomp-portal-FE/client/bower_components/lodash/test/test.js')
| -rw-r--r-- | ecomp-portal-FE/client/bower_components/lodash/test/test.js | 26729 |
1 files changed, 0 insertions, 26729 deletions
diff --git a/ecomp-portal-FE/client/bower_components/lodash/test/test.js b/ecomp-portal-FE/client/bower_components/lodash/test/test.js deleted file mode 100644 index b979b622..00000000 --- a/ecomp-portal-FE/client/bower_components/lodash/test/test.js +++ /dev/null @@ -1,26729 +0,0 @@ -;(function() { - - /** Used as a safe reference for `undefined` in pre-ES5 environments. */ - var undefined; - - /** Used to detect when a function becomes hot. */ - var HOT_COUNT = 150; - - /** Used as the size to cover large array optimizations. */ - var LARGE_ARRAY_SIZE = 200; - - /** Used as the `TypeError` message for "Functions" methods. */ - var FUNC_ERROR_TEXT = 'Expected a function'; - - /** Used as references for various `Number` constants. */ - var MAX_SAFE_INTEGER = 9007199254740991, - MAX_INTEGER = 1.7976931348623157e+308; - - /** Used as references for the maximum length and index of an array. */ - var MAX_ARRAY_LENGTH = 4294967295, - MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1; - - /** `Object#toString` result references. */ - var funcTag = '[object Function]', - numberTag = '[object Number]', - objectTag = '[object Object]'; - - /** Used as a reference to the global object. */ - var root = (typeof global == 'object' && global) || this; - - /** Used to store lodash to test for bad extensions/shims. */ - var lodashBizarro = root.lodashBizarro; - - /** Used for native method references. */ - var arrayProto = Array.prototype, - funcProto = Function.prototype, - objectProto = Object.prototype, - numberProto = Number.prototype, - stringProto = String.prototype; - - /** Method and object shortcuts. */ - var phantom = root.phantom, - process = root.process, - amd = root.define && define.amd, - argv = process && process.argv, - defineProperty = Object.defineProperty, - document = !phantom && root.document, - body = root.document && root.document.body, - create = Object.create, - fnToString = funcProto.toString, - freeze = Object.freeze, - getSymbols = Object.getOwnPropertySymbols, - identity = function(value) { return value; }, - JSON = root.JSON, - noop = function() {}, - objToString = objectProto.toString, - params = argv, - push = arrayProto.push, - realm = {}, - slice = arrayProto.slice; - - var ArrayBuffer = root.ArrayBuffer, - Buffer = root.Buffer, - Promise = root.Promise, - Map = root.Map, - Set = root.Set, - Symbol = root.Symbol, - Uint8Array = root.Uint8Array, - WeakMap = root.WeakMap, - WeakSet = root.WeakSet; - - var arrayBuffer = ArrayBuffer ? new ArrayBuffer(2) : undefined, - map = Map ? new Map : undefined, - promise = Promise ? Promise.resolve(1) : undefined, - set = Set ? new Set : undefined, - symbol = Symbol ? Symbol('a') : undefined, - weakMap = WeakMap ? new WeakMap : undefined, - weakSet = WeakSet ? new WeakSet : undefined; - - /** Math helpers. */ - var add = function(x, y) { return x + y; }, - doubled = function(n) { return n * 2; }, - isEven = function(n) { return n % 2 == 0; }, - square = function(n) { return n * n; }; - - /** Stub functions. */ - var stubA = function() { return 'a'; }, - stubB = function() { return 'b'; }, - stubC = function() { return 'c'; }; - - var stubTrue = function() { return true; }, - stubFalse = function() { return false; }; - - var stubNaN = function() { return NaN; }, - stubNull = function() { return null; }; - - var stubZero = function() { return 0; }, - stubOne = function() { return 1; }, - stubTwo = function() { return 2; }, - stubThree = function() { return 3; }, - stubFour = function() { return 4; }; - - var stubArray = function() { return []; }, - stubObject = function() { return {}; }, - stubString = function() { return ''; }; - - /** List of latin-1 supplementary letters to basic latin letters. */ - var burredLetters = [ - '\xc0', '\xc1', '\xc2', '\xc3', '\xc4', '\xc5', '\xc6', '\xc7', '\xc8', '\xc9', '\xca', '\xcb', '\xcc', '\xcd', '\xce', - '\xcf', '\xd0', '\xd1', '\xd2', '\xd3', '\xd4', '\xd5', '\xd6', '\xd8', '\xd9', '\xda', '\xdb', '\xdc', '\xdd', '\xde', - '\xdf', '\xe0', '\xe1', '\xe2', '\xe3', '\xe4', '\xe5', '\xe6', '\xe7', '\xe8', '\xe9', '\xea', '\xeb', '\xec', '\xed', '\xee', - '\xef', '\xf0', '\xf1', '\xf2', '\xf3', '\xf4', '\xf5', '\xf6', '\xf8', '\xf9', '\xfa', '\xfb', '\xfc', '\xfd', '\xfe', '\xff' - ]; - - /** List of combining diacritical marks. */ - var comboMarks = [ - '\u0300', '\u0301', '\u0302', '\u0303', '\u0304', '\u0305', '\u0306', '\u0307', '\u0308', '\u0309', '\u030a', '\u030b', '\u030c', '\u030d', '\u030e', '\u030f', - '\u0310', '\u0311', '\u0312', '\u0313', '\u0314', '\u0315', '\u0316', '\u0317', '\u0318', '\u0319', '\u031a', '\u031b', '\u031c', '\u031d', '\u031e', '\u031f', - '\u0320', '\u0321', '\u0322', '\u0323', '\u0324', '\u0325', '\u0326', '\u0327', '\u0328', '\u0329', '\u032a', '\u032b', '\u032c', '\u032d', '\u032e', '\u032f', - '\u0330', '\u0331', '\u0332', '\u0333', '\u0334', '\u0335', '\u0336', '\u0337', '\u0338', '\u0339', '\u033a', '\u033b', '\u033c', '\u033d', '\u033e', '\u033f', - '\u0340', '\u0341', '\u0342', '\u0343', '\u0344', '\u0345', '\u0346', '\u0347', '\u0348', '\u0349', '\u034a', '\u034b', '\u034c', '\u034d', '\u034e', '\u034f', - '\u0350', '\u0351', '\u0352', '\u0353', '\u0354', '\u0355', '\u0356', '\u0357', '\u0358', '\u0359', '\u035a', '\u035b', '\u035c', '\u035d', '\u035e', '\u035f', - '\u0360', '\u0361', '\u0362', '\u0363', '\u0364', '\u0365', '\u0366', '\u0367', '\u0368', '\u0369', '\u036a', '\u036b', '\u036c', '\u036d', '\u036e', '\u036f', - '\ufe20', '\ufe21', '\ufe22', '\ufe23' - ]; - - /** List of `burredLetters` translated to basic latin letters. */ - var deburredLetters = [ - 'A', 'A', 'A', 'A', 'A', 'A', 'Ae', 'C', 'E', 'E', 'E', 'E', 'I', 'I', 'I', - 'I', 'D', 'N', 'O', 'O', 'O', 'O', 'O', 'O', 'U', 'U', 'U', 'U', 'Y', 'Th', - 'ss', 'a', 'a', 'a', 'a', 'a', 'a', 'ae', 'c', 'e', 'e', 'e', 'e', 'i', 'i', 'i', - 'i', 'd', 'n', 'o', 'o', 'o', 'o', 'o', 'o', 'u', 'u', 'u', 'u', 'y', 'th', 'y' - ]; - - /** Used to provide falsey values to methods. */ - var falsey = [, null, undefined, false, 0, NaN, '']; - - /** Used to specify the emoji style glyph variant of characters. */ - var emojiVar = '\ufe0f'; - - /** Used to provide empty values to methods. */ - var empties = [[], {}].concat(falsey.slice(1)); - - /** Used to test error objects. */ - var errors = [ - new Error, - new EvalError, - new RangeError, - new ReferenceError, - new SyntaxError, - new TypeError, - new URIError - ]; - - /** List of fitzpatrick modifiers. */ - var fitzModifiers = [ - '\ud83c\udffb', - '\ud83c\udffc', - '\ud83c\udffd', - '\ud83c\udffe', - '\ud83c\udfff' - ]; - - /** Used to provide primitive values to methods. */ - var primitives = [null, undefined, false, true, 1, NaN, 'a']; - - /** Used to check whether methods support typed arrays. */ - var typedArrays = [ - 'Float32Array', - 'Float64Array', - 'Int8Array', - 'Int16Array', - 'Int32Array', - 'Uint8Array', - 'Uint8ClampedArray', - 'Uint16Array', - 'Uint32Array' - ]; - - /** Used to check whether methods support array views. */ - var arrayViews = typedArrays.concat('DataView'); - - /** The file path of the lodash file to test. */ - var filePath = (function() { - var min = 2, - result = params || []; - - if (phantom) { - min = 0; - result = params = phantom.args || require('system').args; - } - var last = result[result.length - 1]; - result = (result.length > min && !/test(?:\.js)?$/.test(last)) ? last : '../lodash.js'; - - if (!amd) { - try { - result = require('fs').realpathSync(result); - } catch (e) {} - - try { - result = require.resolve(result); - } catch (e) {} - } - return result; - }()); - - /** The `ui` object. */ - var ui = root.ui || (root.ui = { - 'buildPath': filePath, - 'loaderPath': '', - 'isModularize': /\b(?:amd|commonjs|es|node|npm|(index|main)\.js)\b/.test(filePath), - 'isStrict': /\bes\b/.test(filePath) || 'default' in require(filePath), - 'urlParams': {} - }); - - /** The basename of the lodash file to test. */ - var basename = /[\w.-]+$/.exec(filePath)[0]; - - /** Used to indicate testing a modularized build. */ - var isModularize = ui.isModularize; - - /** Detect if testing `npm` modules. */ - var isNpm = isModularize && /\bnpm\b/.test([ui.buildPath, ui.urlParams.build]); - - /** Detect if running in PhantomJS. */ - var isPhantom = phantom || (typeof callPhantom == 'function'); - - /** Detect if lodash is in strict mode. */ - var isStrict = ui.isStrict; - - /*--------------------------------------------------------------------------*/ - - // Leak to avoid sporadic `noglobals` fails on Edge in Sauce Labs. - root.msWDfn = undefined; - - // Assign `setTimeout` to itself to avoid being flagged as a leak. - setProperty(root, 'setTimeout', setTimeout); - - // Exit early if going to run tests in a PhantomJS web page. - if (phantom && isModularize) { - var page = require('webpage').create(); - - page.onCallback = function(details) { - var coverage = details.coverage; - if (coverage) { - var fs = require('fs'), - cwd = fs.workingDirectory, - sep = fs.separator; - - fs.write([cwd, 'coverage', 'coverage.json'].join(sep), JSON.stringify(coverage)); - } - phantom.exit(details.failed ? 1 : 0); - }; - - page.onConsoleMessage = function(message) { - console.log(message); - }; - - page.onInitialized = function() { - page.evaluate(function() { - document.addEventListener('DOMContentLoaded', function() { - QUnit.done(function(details) { - details.coverage = window.__coverage__; - callPhantom(details); - }); - }); - }); - }; - - page.open(filePath, function(status) { - if (status != 'success') { - console.log('PhantomJS failed to load page: ' + filePath); - phantom.exit(1); - } - }); - - console.log('test.js invoked with arguments: ' + JSON.stringify(slice.call(params))); - return; - } - - /*--------------------------------------------------------------------------*/ - - /** Used to test Web Workers. */ - var Worker = !(ui.isForeign || ui.isSauceLabs || isModularize) && - (document && document.origin != 'null') && root.Worker; - - /** Used to test host objects in IE. */ - try { - var xml = new ActiveXObject('Microsoft.XMLDOM'); - } catch (e) {} - - /** Poison the free variable `root` in Node.js */ - try { - defineProperty(global.root, 'root', { - 'configurable': false, - 'enumerable': false, - 'get': function() { throw new ReferenceError; } - }); - } catch (e) {} - - /** Load QUnit and extras. */ - var QUnit = root.QUnit || require('qunit-extras'); - - /** Load stable Lodash. */ - var lodashStable = root.lodashStable; - if (!lodashStable) { - try { - lodashStable = interopRequire('../node_modules/lodash/lodash.js'); - } catch (e) { - console.log('Error: The stable lodash dev dependency should be at least a version behind master branch.'); - return; - } - lodashStable = lodashStable.noConflict(); - } - - /** The `lodash` function to test. */ - var _ = root._ || (root._ = interopRequire(filePath)); - - /** Used to test pseudo private map caches. */ - var mapCaches = (function() { - var MapCache = _.memoize.Cache; - var result = { - 'Hash': new MapCache().__data__.hash.constructor, - 'MapCache': MapCache - }; - _.isMatchWith({ 'a': 1 }, { 'a': 1 }, function() { - var stack = lodashStable.last(arguments); - result.ListCache = stack.__data__.constructor; - result.Stack = stack.constructor; - }); - return result; - }()); - - /** Used to detect instrumented istanbul code coverage runs. */ - var coverage = root.__coverage__ || root[lodashStable.findKey(root, function(value, key) { - return /^(?:\$\$cov_\d+\$\$)$/.test(key); - })]; - - /** Used to test generator functions. */ - var generator = lodashStable.attempt(function() { - return Function('return function*(){}'); - }); - - /** Used to restore the `_` reference. */ - var oldDash = root._; - - /** - * Used to check for problems removing whitespace. For a whitespace reference, - * see [V8's unit test](https://code.google.com/p/v8/source/browse/branches/bleeding_edge/test/mjsunit/whitespaces.js). - */ - var whitespace = lodashStable.filter([ - // Basic whitespace characters. - ' ', '\t', '\x0b', '\f', '\xa0', '\ufeff', - - // Line terminators. - '\n', '\r', '\u2028', '\u2029', - - // Unicode category "Zs" space separators. - '\u1680', '\u180e', '\u2000', '\u2001', '\u2002', '\u2003', '\u2004', '\u2005', - '\u2006', '\u2007', '\u2008', '\u2009', '\u200a', '\u202f', '\u205f', '\u3000' - ], - function(chr) { return /\s/.exec(chr); }) - .join(''); - - /** - * Creates a custom error object. - * - * @private - * @constructor - * @param {string} message The error message. - */ - function CustomError(message) { - this.name = 'CustomError'; - this.message = message; - } - - CustomError.prototype = lodashStable.create(Error.prototype, { - 'constructor': CustomError - }); - - /** - * Removes all own enumerable string keyed properties from a given object. - * - * @private - * @param {Object} object The object to empty. - */ - function emptyObject(object) { - lodashStable.forOwn(object, function(value, key, object) { - delete object[key]; - }); - } - - /** - * Extracts the unwrapped value from its wrapper. - * - * @private - * @param {Object} wrapper The wrapper to unwrap. - * @returns {*} Returns the unwrapped value. - */ - function getUnwrappedValue(wrapper) { - var index = -1, - actions = wrapper.__actions__, - length = actions.length, - result = wrapper.__wrapped__; - - while (++index < length) { - var args = [result], - action = actions[index]; - - push.apply(args, action.args); - result = action.func.apply(action.thisArg, args); - } - return result; - } - - /** - * Loads the module of `id`. If the module has an `exports.default`, the - * exported default value is returned as the resolved module. - * - * @private - * @param {string} id The identifier of the module to resolve. - * @returns {*} Returns the resolved module. - */ - function interopRequire(id) { - var result = require(id); - return 'default' in result ? result['default'] : result; - } - - /** - * Sets a non-enumerable property value on `object`. - * - * Note: This function is used to avoid a bug in older versions of V8 where - * overwriting non-enumerable built-ins makes them enumerable. - * See https://code.google.com/p/v8/issues/detail?id=1623 - * - * @private - * @param {Object} object The object modify. - * @param {string} key The name of the property to set. - * @param {*} value The property value. - */ - function setProperty(object, key, value) { - try { - defineProperty(object, key, { - 'configurable': true, - 'enumerable': false, - 'writable': true, - 'value': value - }); - } catch (e) { - object[key] = value; - } - return object; - } - - /** - * Skips a given number of tests with a passing result. - * - * @private - * @param {Object} assert The QUnit assert object. - * @param {number} [count=1] The number of tests to skip. - */ - function skipAssert(assert, count) { - count || (count = 1); - while (count--) { - assert.ok(true, 'test skipped'); - } - } - - /*--------------------------------------------------------------------------*/ - - // Add bizarro values. - (function() { - if (document || (typeof require != 'function')) { - return; - } - var nativeString = fnToString.call(toString), - reToString = /toString/g; - - function createToString(funcName) { - return lodashStable.constant(nativeString.replace(reToString, funcName)); - } - - // Allow bypassing native checks. - setProperty(funcProto, 'toString', function wrapper() { - setProperty(funcProto, 'toString', fnToString); - var result = lodashStable.has(this, 'toString') ? this.toString() : fnToString.call(this); - setProperty(funcProto, 'toString', wrapper); - return result; - }); - - // Add prototype extensions. - funcProto._method = noop; - - // Set bad shims. - setProperty(Object, 'create', (function() { - function object() {} - return function(prototype) { - if (lodashStable.isObject(prototype)) { - object.prototype = prototype; - var result = new object; - object.prototype = undefined; - } - return result || {}; - }; - }())); - - setProperty(Object, 'getOwnPropertySymbols', undefined); - - var _propertyIsEnumerable = objectProto.propertyIsEnumerable; - setProperty(objectProto, 'propertyIsEnumerable', function(key) { - return !(key == 'valueOf' && this && this.valueOf === 1) && _propertyIsEnumerable.call(this, key); - }); - - if (Buffer) { - defineProperty(root, 'Buffer', { - 'configurable': true, - 'enumerable': true, - 'get': function get() { - var caller = get.caller, - name = caller ? caller.name : ''; - - if (!(name == 'runInContext' || name.length == 1 || /\b_\.isBuffer\b/.test(caller))) { - return Buffer; - } - } - }); - } - if (Map) { - setProperty(root, 'Map', (function() { - var count = 0; - return function() { - if (count++) { - return new Map; - } - setProperty(root, 'Map', Map); - return {}; - }; - }())); - - setProperty(root.Map, 'toString', createToString('Map')); - } - setProperty(root, 'Promise', noop); - setProperty(root, 'Set', noop); - setProperty(root, 'Symbol', undefined); - setProperty(root, 'WeakMap', noop); - - // Fake `WinRTError`. - setProperty(root, 'WinRTError', Error); - - // Clear cache so lodash can be reloaded. - emptyObject(require.cache); - - // Load lodash and expose it to the bad extensions/shims. - lodashBizarro = interopRequire(filePath); - root._ = oldDash; - - // Restore built-in methods. - setProperty(Object, 'create', create); - setProperty(objectProto, 'propertyIsEnumerable', _propertyIsEnumerable); - setProperty(root, 'Buffer', Buffer); - - if (getSymbols) { - Object.getOwnPropertySymbols = getSymbols; - } else { - delete Object.getOwnPropertySymbols; - } - if (Map) { - setProperty(root, 'Map', Map); - } else { - delete root.Map; - } - if (Promise) { - setProperty(root, 'Promise', Promise); - } else { - delete root.Promise; - } - if (Set) { - setProperty(root, 'Set', Set); - } else { - delete root.Set; - } - if (Symbol) { - setProperty(root, 'Symbol', Symbol); - } else { - delete root.Symbol; - } - if (WeakMap) { - setProperty(root, 'WeakMap', WeakMap); - } else { - delete root.WeakMap; - } - delete root.WinRTError; - delete funcProto._method; - }()); - - // Add other realm values from the `vm` module. - lodashStable.attempt(function() { - lodashStable.assign(realm, require('vm').runInNewContext([ - '(function() {', - ' var noop = function() {},', - ' root = this;', - '', - ' var object = {', - " 'ArrayBuffer': root.ArrayBuffer,", - " 'arguments': (function() { return arguments; }(1, 2, 3)),", - " 'array': [1],", - " 'arrayBuffer': root.ArrayBuffer ? new root.ArrayBuffer : undefined,", - " 'boolean': Object(false),", - " 'date': new Date,", - " 'errors': [new Error, new EvalError, new RangeError, new ReferenceError, new SyntaxError, new TypeError, new URIError],", - " 'function': noop,", - " 'map': root.Map ? new root.Map : undefined,", - " 'nan': NaN,", - " 'null': null,", - " 'number': Object(0),", - " 'object': { 'a': 1 },", - " 'promise': root.Promise ? Promise.resolve(1) : undefined,", - " 'regexp': /x/,", - " 'set': root.Set ? new root.Set : undefined,", - " 'string': Object('a'),", - " 'symbol': root.Symbol ? root.Symbol() : undefined,", - " 'undefined': undefined,", - " 'weakMap': root.WeakMap ? new root.WeakMap : undefined,", - " 'weakSet': root.WeakSet ? new root.WeakSet : undefined", - ' };', - '', - " ['" + arrayViews.join("', '") + "'].forEach(function(type) {", - ' var Ctor = root[type]', - ' object[type] = Ctor;', - ' object[type.toLowerCase()] = Ctor ? new Ctor(new ArrayBuffer(24)) : undefined;', - ' });', - '', - ' return object;', - '}())' - ].join('\n'))); - }); - - // Add other realm values from an iframe. - lodashStable.attempt(function() { - _._realm = realm; - - var iframe = document.createElement('iframe'); - iframe.frameBorder = iframe.height = iframe.width = 0; - body.appendChild(iframe); - - var idoc = (idoc = iframe.contentDocument || iframe.contentWindow).document || idoc; - idoc.write([ - '<script>', - 'var _ = parent._;', - '', - ' var noop = function() {},', - ' root = this;', - '', - 'var object = {', - " 'ArrayBuffer': root.ArrayBuffer,", - " 'arguments': (function() { return arguments; }(1, 2, 3)),", - " 'array': [1],", - " 'arrayBuffer': root.ArrayBuffer ? new root.ArrayBuffer : undefined,", - " 'boolean': Object(false),", - " 'date': new Date,", - " 'errors': [new Error, new EvalError, new RangeError, new ReferenceError, new SyntaxError, new TypeError, new URIError],", - " 'function': noop,", - " 'map': root.Map ? new root.Map : undefined,", - " 'nan': NaN,", - " 'null': null,", - " 'number': Object(0),", - " 'object': { 'a': 1 },", - " 'promise': root.Promise ? Promise.resolve(1) : undefined,", - " 'regexp': /x/,", - " 'set': root.Set ? new root.Set : undefined,", - " 'string': Object('a'),", - " 'symbol': root.Symbol ? root.Symbol() : undefined,", - " 'undefined': undefined,", - " 'weakMap': root.WeakMap ? new root.WeakMap : undefined,", - " 'weakSet': root.WeakSet ? new root.WeakSet : undefined", - '};', - '', - "_.each(['" + arrayViews.join("', '") + "'], function(type) {", - ' var Ctor = root[type];', - ' object[type] = Ctor;', - ' object[type.toLowerCase()] = Ctor ? new Ctor(new ArrayBuffer(24)) : undefined;', - '});', - '', - '_.assign(_._realm, object);', - '<\/script>' - ].join('\n')); - - idoc.close(); - delete _._realm; - }); - - // Add a web worker. - lodashStable.attempt(function() { - var worker = new Worker('./asset/worker.js?t=' + (+new Date)); - worker.addEventListener('message', function(e) { - _._VERSION = e.data || ''; - }, false); - - worker.postMessage(ui.buildPath); - }); - - // Expose internal modules for better code coverage. - lodashStable.attempt(function() { - var path = require('path'), - basePath = path.dirname(filePath); - - if (isModularize && !(amd || isNpm)) { - lodashStable.each([ - 'baseEach', - 'isIndex', - 'isIterateeCall' - ], function(funcName) { - _['_' + funcName] = interopRequire(path.join(basePath, '_' + funcName)); - }); - } - }); - - /*--------------------------------------------------------------------------*/ - - if (params) { - console.log('Running lodash tests.'); - console.log('test.js invoked with arguments: ' + JSON.stringify(slice.call(params))); - } - - QUnit.module(basename); - - (function() { - QUnit.test('should support loading ' + basename + ' as the "lodash" module', function(assert) { - assert.expect(1); - - if (amd) { - assert.strictEqual((lodashModule || {}).moduleName, 'lodash'); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should support loading ' + basename + ' with the Require.js "shim" configuration option', function(assert) { - assert.expect(1); - - if (amd && lodashStable.includes(ui.loaderPath, 'requirejs')) { - assert.strictEqual((shimmedModule || {}).moduleName, 'shimmed'); - } else { - skipAssert(assert); - } - }); - - QUnit.test('should support loading ' + basename + ' as the "underscore" module', function(assert) { - assert.expect(1); - - if (amd) { - assert.strictEqual((underscoreModule || {}).moduleName, 'underscore'); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should support loading ' + basename + ' in a web worker', function(assert) { - assert.expect(1); - - var done = assert.async(); - - if (Worker) { - var limit = 30000 / QUnit.config.asyncRetries, - start = +new Date; - - var attempt = function() { - var actual = _._VERSION; - if ((new Date - start) < limit && typeof actual != 'string') { - setTimeout(attempt, 16); - return; - } - assert.strictEqual(actual, _.VERSION); - done(); - }; - - attempt(); - } - else { - skipAssert(assert); - done(); - } - }); - - QUnit.test('should not add `Function.prototype` extensions to lodash', function(assert) { - assert.expect(1); - - if (lodashBizarro) { - assert.notOk('_method' in lodashBizarro); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should avoid non-native built-ins', function(assert) { - assert.expect(7); - - function message(lodashMethod, nativeMethod) { - return '`' + lodashMethod + '` should avoid overwritten native `' + nativeMethod + '`'; - } - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var object = { 'a': 1 }, - otherObject = { 'b': 2 }, - largeArray = lodashStable.times(LARGE_ARRAY_SIZE, lodashStable.constant(object)); - - if (lodashBizarro) { - try { - var actual = lodashBizarro.keysIn(new Foo).sort(); - } catch (e) { - actual = null; - } - var label = message('_.keysIn', 'Object#propertyIsEnumerable'); - assert.deepEqual(actual, ['a', 'b'], label); - - try { - var actual = lodashBizarro.isEmpty({}); - } catch (e) { - actual = null; - } - var label = message('_.isEmpty', 'Object#propertyIsEnumerable'); - assert.strictEqual(actual, true, label); - - try { - actual = [ - lodashBizarro.difference([object, otherObject], largeArray), - lodashBizarro.intersection(largeArray, [object]), - lodashBizarro.uniq(largeArray) - ]; - } catch (e) { - actual = null; - } - label = message('_.difference`, `_.intersection`, and `_.uniq', 'Object.create` and `Map'); - assert.deepEqual(actual, [[otherObject], [object], [object]], label); - - try { - if (Symbol) { - object[symbol] = {}; - } - actual = [ - lodashBizarro.clone(object), - lodashBizarro.cloneDeep(object) - ]; - } catch (e) { - actual = null; - } - label = message('_.clone` and `_.cloneDeep', 'Object.getOwnPropertySymbols'); - assert.deepEqual(actual, [object, object], label); - - try { - var symObject = Object(symbol); - - // Avoid symbol detection in Babel's `typeof` helper. - symObject.constructor = Object; - - actual = [ - Symbol ? lodashBizarro.clone(symObject) : { 'constructor': Object }, - Symbol ? lodashBizarro.isEqual(symObject, Object(symbol)) : false, - Symbol ? lodashBizarro.toString(symObject) : '' - ]; - } catch (e) { - actual = null; - } - label = message('_.clone`, `_.isEqual`, and `_.toString', 'Symbol'); - assert.deepEqual(actual, [{ 'constructor': Object }, false, ''], label); - - try { - var map = new lodashBizarro.memoize.Cache; - actual = map.set('a', 1).get('a'); - } catch (e) { - actual = null; - } - label = message('_.memoize.Cache', 'Map'); - assert.deepEqual(actual, 1, label); - - try { - map = new (Map || Object); - if (Symbol && Symbol.iterator) { - map[Symbol.iterator] = null; - } - actual = lodashBizarro.toArray(map); - } catch (e) { - actual = null; - } - label = message('_.toArray', 'Map'); - assert.deepEqual(actual, [], label); - } - else { - skipAssert(assert, 7); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('isIndex'); - - (function() { - var func = _._isIndex; - - QUnit.test('should return `true` for indexes', function(assert) { - assert.expect(1); - - if (func) { - var values = [[0], ['0'], ['1'], [3, 4], [MAX_SAFE_INTEGER - 1]], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(args) { - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non-indexes', function(assert) { - assert.expect(1); - - if (func) { - var values = [['1abc'], ['07'], ['0001'], [-1], [3, 3], [1.1], [MAX_SAFE_INTEGER]], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(args) { - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('isIterateeCall'); - - (function() { - var array = [1], - func = _._isIterateeCall, - object = { 'a': 1 }; - - QUnit.test('should return `true` for iteratee calls', function(assert) { - assert.expect(3); - - function Foo() {} - Foo.prototype.a = 1; - - if (func) { - assert.strictEqual(func(1, 0, array), true); - assert.strictEqual(func(1, 'a', object), true); - assert.strictEqual(func(1, 'a', new Foo), true); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should return `false` for non-iteratee calls', function(assert) { - assert.expect(4); - - if (func) { - assert.strictEqual(func(2, 0, array), false); - assert.strictEqual(func(1, 1.1, array), false); - assert.strictEqual(func(1, 0, { 'length': MAX_SAFE_INTEGER + 1 }), false); - assert.strictEqual(func(1, 'b', object), false); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should work with `NaN` values', function(assert) { - assert.expect(2); - - if (func) { - assert.strictEqual(func(NaN, 0, [NaN]), true); - assert.strictEqual(func(NaN, 'a', { 'a': NaN }), true); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should not error when `index` is an object without a `toString` method', function(assert) { - assert.expect(1); - - if (func) { - try { - var actual = func(1, { 'toString': null }, [1]); - } catch (e) { - var message = e.message; - } - assert.strictEqual(actual, false, message || ''); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('map caches'); - - (function() { - var keys = [null, undefined, false, true, 1, -Infinity, NaN, {}, 'a', symbol || noop]; - - var pairs = lodashStable.map(keys, function(key, index) { - var lastIndex = keys.length - 1; - return [key, keys[lastIndex - index]]; - }); - - var largeStack = new mapCaches.Stack(pairs); - - lodashStable.times(LARGE_ARRAY_SIZE - pairs.length + 1, function() { - largeStack.set({}, {}); - }); - - var caches = { - 'hashes': new mapCaches.Hash(pairs), - 'list caches': new mapCaches.ListCache(pairs), - 'map caches': new mapCaches.MapCache(pairs), - 'stack caches': new mapCaches.Stack(pairs), - 'large stacks': largeStack - }; - - lodashStable.forOwn(caches, function(cache, key) { - QUnit.test('should implement a `Map` interface for ' + key, function(assert) { - assert.expect(82); - - lodashStable.each(keys, function(key, index) { - var value = pairs[index][1]; - - assert.deepEqual(cache.get(key), value); - assert.strictEqual(cache.has(key), true); - assert.strictEqual(cache['delete'](key), true); - assert.strictEqual(cache.has(key), false); - assert.strictEqual(cache.get(key), undefined); - assert.strictEqual(cache['delete'](key), false); - assert.strictEqual(cache.set(key, value), cache); - assert.strictEqual(cache.has(key), true); - }); - - assert.strictEqual(cache.clear(), undefined); - assert.ok(lodashStable.every(keys, function(key) { - return !cache.has(key); - })); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash constructor'); - - (function() { - var values = empties.concat(true, 1, 'a'), - expected = lodashStable.map(values, stubTrue); - - QUnit.test('should create a new instance when called without the `new` operator', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = lodashStable.map(values, function(value) { - return _(value) instanceof _; - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return the given `lodash` instances', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = lodashStable.map(values, function(value) { - var wrapped = _(value); - return _(wrapped) === wrapped; - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should convert foreign wrapped values to `lodash` instances', function(assert) { - assert.expect(1); - - if (!isNpm && lodashBizarro) { - var actual = lodashStable.map(values, function(value) { - var wrapped = _(lodashBizarro(value)), - unwrapped = wrapped.value(); - - return wrapped instanceof _ && - ((unwrapped === value) || (unwrapped !== unwrapped && value !== value)); - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.add'); - - (function() { - QUnit.test('should add two numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.add(6, 4), 10); - assert.strictEqual(_.add(-6, 4), -2); - assert.strictEqual(_.add(-6, -4), -10); - }); - - QUnit.test('should not coerce arguments to numbers', function(assert) { - assert.expect(2); - - assert.strictEqual(_.add('6', '4'), '64'); - assert.strictEqual(_.add('x', 'y'), 'xy'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.after'); - - (function() { - function after(n, times) { - var count = 0; - lodashStable.times(times, _.after(n, function() { count++; })); - return count; - } - - QUnit.test('should create a function that invokes `func` after `n` calls', function(assert) { - assert.expect(4); - - assert.strictEqual(after(5, 5), 1, 'after(n) should invoke `func` after being called `n` times'); - assert.strictEqual(after(5, 4), 0, 'after(n) should not invoke `func` before being called `n` times'); - assert.strictEqual(after(0, 0), 0, 'after(0) should not invoke `func` immediately'); - assert.strictEqual(after(0, 1), 1, 'after(0) should invoke `func` when called once'); - }); - - QUnit.test('should coerce `n` values of `NaN` to `0`', function(assert) { - assert.expect(1); - - assert.strictEqual(after(NaN, 1), 1); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(2); - - var after = _.after(1, function(assert) { return ++this.count; }), - object = { 'after': after, 'count': 0 }; - - object.after(); - assert.strictEqual(object.after(), 2); - assert.strictEqual(object.count, 2); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.ary'); - - (function() { - function fn(a, b, c) { - return slice.call(arguments); - } - - QUnit.test('should cap the number of arguments provided to `func`', function(assert) { - assert.expect(2); - - var actual = lodashStable.map(['6', '8', '10'], _.ary(parseInt, 1)); - assert.deepEqual(actual, [6, 8, 10]); - - var capped = _.ary(fn, 2); - assert.deepEqual(capped('a', 'b', 'c', 'd'), ['a', 'b']); - }); - - QUnit.test('should use `func.length` if `n` is not given', function(assert) { - assert.expect(1); - - var capped = _.ary(fn); - assert.deepEqual(capped('a', 'b', 'c', 'd'), ['a', 'b', 'c']); - }); - - QUnit.test('should treat a negative `n` as `0`', function(assert) { - assert.expect(1); - - var capped = _.ary(fn, -1); - - try { - var actual = capped('a'); - } catch (e) {} - - assert.deepEqual(actual, []); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(1); - - var values = ['1', 1.6, 'xyz'], - expected = [['a'], ['a'], []]; - - var actual = lodashStable.map(values, function(n) { - var capped = _.ary(fn, n); - return capped('a', 'b'); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work when given less than the capped number of arguments', function(assert) { - assert.expect(1); - - var capped = _.ary(fn, 3); - assert.deepEqual(capped('a'), ['a']); - }); - - QUnit.test('should use the existing `ary` if smaller', function(assert) { - assert.expect(1); - - var capped = _.ary(_.ary(fn, 1), 2); - assert.deepEqual(capped('a', 'b', 'c'), ['a']); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var funcs = lodashStable.map([fn], _.ary), - actual = funcs[0]('a', 'b', 'c'); - - assert.deepEqual(actual, ['a', 'b', 'c']); - }); - - QUnit.test('should work when combined with other methods that use metadata', function(assert) { - assert.expect(2); - - var array = ['a', 'b', 'c'], - includes = _.curry(_.rearg(_.ary(_.includes, 2), 1, 0), 2); - - assert.strictEqual(includes('b')(array, 2), true); - - if (!isNpm) { - includes = _(_.includes).ary(2).rearg(1, 0).curry(2).value(); - assert.strictEqual(includes('b')(array, 2), true); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.assignIn'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.extend, _.assignIn); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.assign and lodash.assignIn'); - - lodashStable.each(['assign', 'assignIn'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should assign source properties to `object`', function(assert) { - assert.expect(1); - - assert.deepEqual(func({ 'a': 1 }, { 'b': 2 }), { 'a': 1, 'b': 2 }); - }); - - QUnit.test('`_.' + methodName + '` should accept multiple sources', function(assert) { - assert.expect(2); - - var expected = { 'a': 1, 'b': 2, 'c': 3 }; - assert.deepEqual(func({ 'a': 1 }, { 'b': 2 }, { 'c': 3 }), expected); - assert.deepEqual(func({ 'a': 1 }, { 'b': 2, 'c': 2 }, { 'c': 3 }), expected); - }); - - QUnit.test('`_.' + methodName + '` should overwrite destination properties', function(assert) { - assert.expect(1); - - var expected = { 'a': 3, 'b': 2, 'c': 1 }; - assert.deepEqual(func({ 'a': 1, 'b': 2 }, expected), expected); - }); - - QUnit.test('`_.' + methodName + '` should assign source properties with nullish values', function(assert) { - assert.expect(1); - - var expected = { 'a': null, 'b': undefined, 'c': null }; - assert.deepEqual(func({ 'a': 1, 'b': 2 }, expected), expected); - }); - - QUnit.test('`_.' + methodName + '` should skip assignments if values are the same', function(assert) { - assert.expect(1); - - var object = {}; - - var descriptor = { - 'configurable': true, - 'enumerable': true, - 'set': function() { throw new Error; } - }; - - var source = { - 'a': 1, - 'b': undefined, - 'c': NaN, - 'd': undefined, - 'constructor': Object, - 'toString': lodashStable.constant('source') - }; - - defineProperty(object, 'a', lodashStable.assign({}, descriptor, { - 'get': stubOne - })); - - defineProperty(object, 'b', lodashStable.assign({}, descriptor, { - 'get': noop - })); - - defineProperty(object, 'c', lodashStable.assign({}, descriptor, { - 'get': stubNaN - })); - - defineProperty(object, 'constructor', lodashStable.assign({}, descriptor, { - 'get': lodashStable.constant(Object) - })); - - try { - var actual = func(object, source); - } catch (e) {} - - assert.deepEqual(actual, source); - }); - - QUnit.test('`_.' + methodName + '` should treat sparse array sources as dense', function(assert) { - assert.expect(1); - - var array = [1]; - array[2] = 3; - - assert.deepEqual(func({}, array), { '0': 1, '1': undefined, '2': 3 }); - }); - - QUnit.test('`_.' + methodName + '` should assign values of prototype objects', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype.a = 1; - - assert.deepEqual(func({}, Foo.prototype), { 'a': 1 }); - }); - - QUnit.test('`_.' + methodName + '` should coerce string sources to objects', function(assert) { - assert.expect(1); - - assert.deepEqual(func({}, 'a'), { '0': 'a' }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.assignInWith'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.extendWith, _.assignInWith); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.assignWith and lodash.assignInWith'); - - lodashStable.each(['assignWith', 'assignInWith'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should work with a `customizer` callback', function(assert) { - assert.expect(1); - - var actual = func({ 'a': 1, 'b': 2 }, { 'a': 3, 'c': 3 }, function(a, b) { - return a === undefined ? b : a; - }); - - assert.deepEqual(actual, { 'a': 1, 'b': 2, 'c': 3 }); - }); - - QUnit.test('`_.' + methodName + '` should work with a `customizer` that returns `undefined`', function(assert) { - assert.expect(1); - - var expected = { 'a': undefined }; - assert.deepEqual(func({}, expected, noop), expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.at'); - - (function() { - var args = arguments, - array = ['a', 'b', 'c'], - object = { 'a': [{ 'b': { 'c': 3 } }, 4] }; - - QUnit.test('should return the elements corresponding to the specified keys', function(assert) { - assert.expect(1); - - var actual = _.at(array, [0, 2]); - assert.deepEqual(actual, ['a', 'c']); - }); - - QUnit.test('should return `undefined` for nonexistent keys', function(assert) { - assert.expect(1); - - var actual = _.at(array, [2, 4, 0]); - assert.deepEqual(actual, ['c', undefined, 'a']); - }); - - QUnit.test('should work with non-index keys on array values', function(assert) { - assert.expect(1); - - var values = lodashStable.reject(empties, function(value) { - return (value === 0) || lodashStable.isArray(value); - }).concat(-1, 1.1); - - var array = lodashStable.transform(values, function(result, value) { - result[value] = 1; - }, []); - - var expected = lodashStable.map(values, stubOne), - actual = _.at(array, values); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an empty array when no keys are given', function(assert) { - assert.expect(2); - - assert.deepEqual(_.at(array), []); - assert.deepEqual(_.at(array, [], []), []); - }); - - QUnit.test('should accept multiple key arguments', function(assert) { - assert.expect(1); - - var actual = _.at(['a', 'b', 'c', 'd'], 3, 0, 2); - assert.deepEqual(actual, ['d', 'a', 'c']); - }); - - QUnit.test('should work with a falsey `object` argument when keys are given', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant(Array(4))); - - var actual = lodashStable.map(falsey, function(object) { - try { - return _.at(object, 0, 1, 'pop', 'push'); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with an `arguments` object for `object`', function(assert) { - assert.expect(1); - - var actual = _.at(args, [2, 0]); - assert.deepEqual(actual, [3, 1]); - }); - - QUnit.test('should work with `arguments` object as secondary arguments', function(assert) { - assert.expect(1); - - var actual = _.at([1, 2, 3, 4, 5], args); - assert.deepEqual(actual, [2, 3, 4]); - }); - - QUnit.test('should work with an object for `object`', function(assert) { - assert.expect(1); - - var actual = _.at(object, ['a[0].b.c', 'a[1]']); - assert.deepEqual(actual, [3, 4]); - }); - - QUnit.test('should pluck inherited property values', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var actual = _.at(new Foo, 'b'); - assert.deepEqual(actual, [2]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(6); - - if (!isNpm) { - var largeArray = lodashStable.range(LARGE_ARRAY_SIZE), - smallArray = array; - - lodashStable.each([[2], ['2'], [2, 1]], function(paths) { - lodashStable.times(2, function(index) { - var array = index ? largeArray : smallArray, - wrapped = _(array).map(identity).at(paths); - - assert.deepEqual(wrapped.value(), _.at(_.map(array, identity), paths)); - }); - }); - } - else { - skipAssert(assert, 6); - } - }); - - QUnit.test('should support shortcut fusion', function(assert) { - assert.expect(8); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - count = 0, - iteratee = function(value) { count++; return square(value); }, - lastIndex = LARGE_ARRAY_SIZE - 1; - - lodashStable.each([lastIndex, lastIndex + '', LARGE_ARRAY_SIZE, []], function(n, index) { - count = 0; - var actual = _(array).map(iteratee).at(n).value(), - expected = index < 2 ? 1 : 0; - - assert.strictEqual(count, expected); - - expected = index == 3 ? [] : [index == 2 ? undefined : square(lastIndex)]; - assert.deepEqual(actual, expected); - }); - } - else { - skipAssert(assert, 8); - } - }); - - QUnit.test('work with an object for `object` when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var paths = ['a[0].b.c', 'a[1]'], - actual = _(object).map(identity).at(paths).value(); - - assert.deepEqual(actual, _.at(_.map(object, identity), paths)); - - var indexObject = { '0': 1 }; - actual = _(indexObject).at(0).value(); - assert.deepEqual(actual, _.at(indexObject, 0)); - } - else { - skipAssert(assert, 2); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.attempt'); - - (function() { - QUnit.test('should return the result of `func`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.attempt(lodashStable.constant('x')), 'x'); - }); - - QUnit.test('should provide additional arguments to `func`', function(assert) { - assert.expect(1); - - var actual = _.attempt(function() { return slice.call(arguments); }, 1, 2); - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('should return the caught error', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(errors, stubTrue); - - var actual = lodashStable.map(errors, function(error) { - return _.attempt(function() { throw error; }) === error; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should coerce errors to error objects', function(assert) { - assert.expect(1); - - var actual = _.attempt(function() { throw 'x'; }); - assert.ok(lodashStable.isEqual(actual, Error('x'))); - }); - - QUnit.test('should preserve custom errors', function(assert) { - assert.expect(1); - - var actual = _.attempt(function() { throw new CustomError('x'); }); - assert.ok(actual instanceof CustomError); - }); - - QUnit.test('should work with an error object from another realm', function(assert) { - assert.expect(1); - - if (realm.errors) { - var expected = lodashStable.map(realm.errors, stubTrue); - - var actual = lodashStable.map(realm.errors, function(error) { - return _.attempt(function() { throw error; }) === error; - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_(lodashStable.constant('x')).attempt(), 'x'); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(lodashStable.constant('x')).chain().attempt() instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.before'); - - (function() { - function before(n, times) { - var count = 0; - lodashStable.times(times, _.before(n, function() { count++; })); - return count; - } - - QUnit.test('should create a function that invokes `func` after `n` calls', function(assert) { - assert.expect(4); - - assert.strictEqual(before(5, 4), 4, 'before(n) should invoke `func` before being called `n` times'); - assert.strictEqual(before(5, 6), 4, 'before(n) should not invoke `func` after being called `n - 1` times'); - assert.strictEqual(before(0, 0), 0, 'before(0) should not invoke `func` immediately'); - assert.strictEqual(before(0, 1), 0, 'before(0) should not invoke `func` when called'); - }); - - QUnit.test('should coerce `n` values of `NaN` to `0`', function(assert) { - assert.expect(1); - - assert.strictEqual(before(NaN, 1), 0); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(2); - - var before = _.before(2, function(assert) { return ++this.count; }), - object = { 'before': before, 'count': 0 }; - - object.before(); - assert.strictEqual(object.before(), 1); - assert.strictEqual(object.count, 1); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.bind'); - - (function() { - function fn() { - var result = [this]; - push.apply(result, arguments); - return result; - } - - QUnit.test('should bind a function to an object', function(assert) { - assert.expect(1); - - var object = {}, - bound = _.bind(fn, object); - - assert.deepEqual(bound('a'), [object, 'a']); - }); - - QUnit.test('should accept a falsey `thisArg` argument', function(assert) { - assert.expect(1); - - var values = lodashStable.reject(falsey.slice(1), function(value) { return value == null; }), - expected = lodashStable.map(values, function(value) { return [value]; }); - - var actual = lodashStable.map(values, function(value) { - try { - var bound = _.bind(fn, value); - return bound(); - } catch (e) {} - }); - - assert.ok(lodashStable.every(actual, function(value, index) { - return lodashStable.isEqual(value, expected[index]); - })); - }); - - QUnit.test('should bind a function to nullish values', function(assert) { - assert.expect(6); - - var bound = _.bind(fn, null), - actual = bound('a'); - - assert.ok((actual[0] === null) || (actual[0] && actual[0].Array)); - assert.strictEqual(actual[1], 'a'); - - lodashStable.times(2, function(index) { - bound = index ? _.bind(fn, undefined) : _.bind(fn); - actual = bound('b'); - - assert.ok((actual[0] === undefined) || (actual[0] && actual[0].Array)); - assert.strictEqual(actual[1], 'b'); - }); - }); - - QUnit.test('should partially apply arguments ', function(assert) { - assert.expect(4); - - var object = {}, - bound = _.bind(fn, object, 'a'); - - assert.deepEqual(bound(), [object, 'a']); - - bound = _.bind(fn, object, 'a'); - assert.deepEqual(bound('b'), [object, 'a', 'b']); - - bound = _.bind(fn, object, 'a', 'b'); - assert.deepEqual(bound(), [object, 'a', 'b']); - assert.deepEqual(bound('c', 'd'), [object, 'a', 'b', 'c', 'd']); - }); - - QUnit.test('should support placeholders', function(assert) { - assert.expect(4); - - var object = {}, - ph = _.bind.placeholder, - bound = _.bind(fn, object, ph, 'b', ph); - - assert.deepEqual(bound('a', 'c'), [object, 'a', 'b', 'c']); - assert.deepEqual(bound('a'), [object, 'a', 'b', undefined]); - assert.deepEqual(bound('a', 'c', 'd'), [object, 'a', 'b', 'c', 'd']); - assert.deepEqual(bound(), [object, undefined, 'b', undefined]); - }); - - QUnit.test('should use `_.placeholder` when set', function(assert) { - assert.expect(1); - - if (!isModularize) { - var _ph = _.placeholder = {}, - ph = _.bind.placeholder, - object = {}, - bound = _.bind(fn, object, _ph, 'b', ph); - - assert.deepEqual(bound('a', 'c'), [object, 'a', 'b', ph, 'c']); - delete _.placeholder; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should create a function with a `length` of `0`', function(assert) { - assert.expect(2); - - var fn = function(a, b, c) {}, - bound = _.bind(fn, {}); - - assert.strictEqual(bound.length, 0); - - bound = _.bind(fn, {}, 1); - assert.strictEqual(bound.length, 0); - }); - - QUnit.test('should ignore binding when called with the `new` operator', function(assert) { - assert.expect(3); - - function Foo() { - return this; - } - - var bound = _.bind(Foo, { 'a': 1 }), - newBound = new bound; - - assert.strictEqual(bound().a, 1); - assert.strictEqual(newBound.a, undefined); - assert.ok(newBound instanceof Foo); - }); - - QUnit.test('should handle a number of arguments when called with the `new` operator', function(assert) { - assert.expect(1); - - function Foo() { - return this; - } - - function Bar() {} - - var thisArg = { 'a': 1 }, - boundFoo = _.bind(Foo, thisArg), - boundBar = _.bind(Bar, thisArg), - count = 9, - expected = lodashStable.times(count, lodashStable.constant([undefined, undefined])); - - var actual = lodashStable.times(count, function(index) { - try { - switch (index) { - case 0: return [new boundFoo().a, new boundBar().a]; - case 1: return [new boundFoo(1).a, new boundBar(1).a]; - case 2: return [new boundFoo(1, 2).a, new boundBar(1, 2).a]; - case 3: return [new boundFoo(1, 2, 3).a, new boundBar(1, 2, 3).a]; - case 4: return [new boundFoo(1, 2, 3, 4).a, new boundBar(1, 2, 3, 4).a]; - case 5: return [new boundFoo(1, 2, 3, 4, 5).a, new boundBar(1, 2, 3, 4, 5).a]; - case 6: return [new boundFoo(1, 2, 3, 4, 5, 6).a, new boundBar(1, 2, 3, 4, 5, 6).a]; - case 7: return [new boundFoo(1, 2, 3, 4, 5, 6, 7).a, new boundBar(1, 2, 3, 4, 5, 6, 7).a]; - case 8: return [new boundFoo(1, 2, 3, 4, 5, 6, 7, 8).a, new boundBar(1, 2, 3, 4, 5, 6, 7, 8).a]; - } - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should ensure `new bound` is an instance of `func`', function(assert) { - assert.expect(2); - - function Foo(value) { - return value && object; - } - - var bound = _.bind(Foo), - object = {}; - - assert.ok(new bound instanceof Foo); - assert.strictEqual(new bound(true), object); - }); - - QUnit.test('should append array arguments to partially applied arguments', function(assert) { - assert.expect(1); - - var object = {}, - bound = _.bind(fn, object, 'a'); - - assert.deepEqual(bound(['b'], 'c'), [object, 'a', ['b'], 'c']); - }); - - QUnit.test('should not rebind functions', function(assert) { - assert.expect(3); - - var object1 = {}, - object2 = {}, - object3 = {}; - - var bound1 = _.bind(fn, object1), - bound2 = _.bind(bound1, object2, 'a'), - bound3 = _.bind(bound1, object3, 'b'); - - assert.deepEqual(bound1(), [object1]); - assert.deepEqual(bound2(), [object1, 'a']); - assert.deepEqual(bound3(), [object1, 'b']); - }); - - QUnit.test('should not error when instantiating bound built-ins', function(assert) { - assert.expect(2); - - var Ctor = _.bind(Date, null), - expected = new Date(2012, 4, 23, 0, 0, 0, 0); - - try { - var actual = new Ctor(2012, 4, 23, 0, 0, 0, 0); - } catch (e) {} - - assert.deepEqual(actual, expected); - - Ctor = _.bind(Date, null, 2012, 4, 23); - - try { - actual = new Ctor(0, 0, 0, 0); - } catch (e) {} - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not error when calling bound class constructors with the `new` operator', function(assert) { - assert.expect(1); - - var createCtor = lodashStable.attempt(Function, '"use strict";return class A{}'); - - if (typeof createCtor == 'function') { - var bound = _.bind(createCtor()), - count = 8, - expected = lodashStable.times(count, stubTrue); - - var actual = lodashStable.times(count, function(index) { - try { - switch (index) { - case 0: return !!(new bound); - case 1: return !!(new bound(1)); - case 2: return !!(new bound(1, 2)); - case 3: return !!(new bound(1, 2, 3)); - case 4: return !!(new bound(1, 2, 3, 4)); - case 5: return !!(new bound(1, 2, 3, 4, 5)); - case 6: return !!(new bound(1, 2, 3, 4, 5, 6)); - case 7: return !!(new bound(1, 2, 3, 4, 5, 6, 7)); - } - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var object = {}, - bound = _(fn).bind({}, 'a', 'b'); - - assert.ok(bound instanceof _); - - var actual = bound.value()('c'); - assert.deepEqual(actual, [object, 'a', 'b', 'c']); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.bindAll'); - - (function() { - var args = arguments; - - var source = { - '_n0': -2, - '_p0': -1, - '_a': 1, - '_b': 2, - '_c': 3, - '_d': 4, - '-0': function() { return this._n0; }, - '0': function() { return this._p0; }, - 'a': function() { return this._a; }, - 'b': function() { return this._b; }, - 'c': function() { return this._c; }, - 'd': function() { return this._d; } - }; - - QUnit.test('should accept individual method names', function(assert) { - assert.expect(1); - - var object = lodashStable.cloneDeep(source); - _.bindAll(object, 'a', 'b'); - - var actual = lodashStable.map(['a', 'b', 'c'], function(key) { - return object[key].call({}); - }); - - assert.deepEqual(actual, [1, 2, undefined]); - }); - - QUnit.test('should accept arrays of method names', function(assert) { - assert.expect(1); - - var object = lodashStable.cloneDeep(source); - _.bindAll(object, ['a', 'b'], ['c']); - - var actual = lodashStable.map(['a', 'b', 'c', 'd'], function(key) { - return object[key].call({}); - }); - - assert.deepEqual(actual, [1, 2, 3, undefined]); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - var object = lodashStable.cloneDeep(source); - _.bindAll(object, key); - return object[lodashStable.toString(key)].call({}); - }); - - assert.deepEqual(actual, [-2, -2, -1, -1]); - }); - - QUnit.test('should work with an array `object` argument', function(assert) { - assert.expect(1); - - var array = ['push', 'pop']; - _.bindAll(array); - assert.strictEqual(array.pop, arrayProto.pop); - }); - - QUnit.test('should work with `arguments` objects as secondary arguments', function(assert) { - assert.expect(1); - - var object = lodashStable.cloneDeep(source); - _.bindAll(object, args); - - var actual = lodashStable.map(args, function(key) { - return object[key].call({}); - }); - - assert.deepEqual(actual, [1]); - }); - }('a')); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.bindKey'); - - (function() { - QUnit.test('should work when the target function is overwritten', function(assert) { - assert.expect(2); - - var object = { - 'user': 'fred', - 'greet': function(greeting) { - return this.user + ' says: ' + greeting; - } - }; - - var bound = _.bindKey(object, 'greet', 'hi'); - assert.strictEqual(bound(), 'fred says: hi'); - - object.greet = function(greeting) { - return this.user + ' says: ' + greeting + '!'; - }; - - assert.strictEqual(bound(), 'fred says: hi!'); - }); - - QUnit.test('should support placeholders', function(assert) { - assert.expect(4); - - var object = { - 'fn': function() { - return slice.call(arguments); - } - }; - - var ph = _.bindKey.placeholder, - bound = _.bindKey(object, 'fn', ph, 'b', ph); - - assert.deepEqual(bound('a', 'c'), ['a', 'b', 'c']); - assert.deepEqual(bound('a'), ['a', 'b', undefined]); - assert.deepEqual(bound('a', 'c', 'd'), ['a', 'b', 'c', 'd']); - assert.deepEqual(bound(), [undefined, 'b', undefined]); - }); - - QUnit.test('should use `_.placeholder` when set', function(assert) { - assert.expect(1); - - if (!isModularize) { - var object = { - 'fn': function() { - return slice.call(arguments); - } - }; - - var _ph = _.placeholder = {}, - ph = _.bindKey.placeholder, - bound = _.bindKey(object, 'fn', _ph, 'b', ph); - - assert.deepEqual(bound('a', 'c'), ['a', 'b', ph, 'c']); - delete _.placeholder; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should ensure `new bound` is an instance of `object[key]`', function(assert) { - assert.expect(2); - - function Foo(value) { - return value && object; - } - - var object = { 'Foo': Foo }, - bound = _.bindKey(object, 'Foo'); - - assert.ok(new bound instanceof Foo); - assert.strictEqual(new bound(true), object); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('case methods'); - - lodashStable.each(['camel', 'kebab', 'lower', 'snake', 'start', 'upper'], function(caseName) { - var methodName = caseName + 'Case', - func = _[methodName]; - - var strings = [ - 'foo bar', 'Foo bar', 'foo Bar', 'Foo Bar', - 'FOO BAR', 'fooBar', '--foo-bar--', '__foo_bar__' - ]; - - var converted = (function() { - switch (caseName) { - case 'camel': return 'fooBar'; - case 'kebab': return 'foo-bar'; - case 'lower': return 'foo bar'; - case 'snake': return 'foo_bar'; - case 'start': return 'Foo Bar'; - case 'upper': return 'FOO BAR'; - } - }()); - - QUnit.test('`_.' + methodName + '` should convert `string` to ' + caseName + ' case', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(strings, function(string) { - var expected = (caseName == 'start' && string == 'FOO BAR') ? string : converted; - return func(string) === expected; - }); - - assert.deepEqual(actual, lodashStable.map(strings, stubTrue)); - }); - - QUnit.test('`_.' + methodName + '` should handle double-converting strings', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(strings, function(string) { - var expected = (caseName == 'start' && string == 'FOO BAR') ? string : converted; - return func(func(string)) === expected; - }); - - assert.deepEqual(actual, lodashStable.map(strings, stubTrue)); - }); - - QUnit.test('`_.' + methodName + '` should deburr letters', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(burredLetters, function(burred, index) { - var letter = deburredLetters[index]; - if (caseName == 'start') { - letter = lodashStable.capitalize(letter); - } else if (caseName == 'upper') { - letter = letter.toUpperCase(); - } else { - letter = letter.toLowerCase(); - } - return func(burred) === letter; - }); - - assert.deepEqual(actual, lodashStable.map(burredLetters, stubTrue)); - }); - - QUnit.test('`_.' + methodName + '` should remove contraction apostrophes', function(assert) { - assert.expect(2); - - var postfixes = ['d', 'll', 'm', 're', 's', 't', 've']; - - lodashStable.each(["'", '\u2019'], function(apos) { - var actual = lodashStable.map(postfixes, function(postfix) { - return func('a b' + apos + postfix + ' c'); - }); - - var expected = lodashStable.map(postfixes, function(postfix) { - switch (caseName) { - case 'camel': return 'aB' + postfix + 'C'; - case 'kebab': return 'a-b' + postfix + '-c'; - case 'lower': return 'a b' + postfix + ' c'; - case 'snake': return 'a_b' + postfix + '_c'; - case 'start': return 'A B' + postfix + ' C'; - case 'upper': return 'A B' + postfix.toUpperCase() + ' C'; - } - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should remove latin-1 mathematical operators', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(['\xd7', '\xf7'], func); - assert.deepEqual(actual, ['', '']); - }); - - QUnit.test('`_.' + methodName + '` should coerce `string` to a string', function(assert) { - assert.expect(2); - - var string = 'foo bar'; - assert.strictEqual(func(Object(string)), converted); - assert.strictEqual(func({ 'toString': lodashStable.constant(string) }), converted); - }); - - QUnit.test('`_.' + methodName + '` should return an unwrapped value implicitly when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_('foo bar')[methodName](), converted); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_('foo bar').chain()[methodName]() instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - (function() { - QUnit.test('should get the original value after cycling through all case methods', function(assert) { - assert.expect(1); - - var funcs = [_.camelCase, _.kebabCase, _.lowerCase, _.snakeCase, _.startCase, _.lowerCase, _.camelCase]; - - var actual = lodashStable.reduce(funcs, function(result, func) { - return func(result); - }, 'enable 6h format'); - - assert.strictEqual(actual, 'enable6HFormat'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.camelCase'); - - (function() { - QUnit.test('should work with numbers', function(assert) { - assert.expect(6); - - assert.strictEqual(_.camelCase('12 feet'), '12Feet'); - assert.strictEqual(_.camelCase('enable 6h format'), 'enable6HFormat'); - assert.strictEqual(_.camelCase('enable 24H format'), 'enable24HFormat'); - assert.strictEqual(_.camelCase('too legit 2 quit'), 'tooLegit2Quit'); - assert.strictEqual(_.camelCase('walk 500 miles'), 'walk500Miles'); - assert.strictEqual(_.camelCase('xhr2 request'), 'xhr2Request'); - }); - - QUnit.test('should handle acronyms', function(assert) { - assert.expect(6); - - lodashStable.each(['safe HTML', 'safeHTML'], function(string) { - assert.strictEqual(_.camelCase(string), 'safeHtml'); - }); - - lodashStable.each(['escape HTML entities', 'escapeHTMLEntities'], function(string) { - assert.strictEqual(_.camelCase(string), 'escapeHtmlEntities'); - }); - - lodashStable.each(['XMLHttpRequest', 'XmlHTTPRequest'], function(string) { - assert.strictEqual(_.camelCase(string), 'xmlHttpRequest'); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.capitalize'); - - (function() { - QUnit.test('should capitalize the first character of a string', function(assert) { - assert.expect(3); - - assert.strictEqual(_.capitalize('fred'), 'Fred'); - assert.strictEqual(_.capitalize('Fred'), 'Fred'); - assert.strictEqual(_.capitalize(' fred'), ' fred'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.castArray'); - - (function() { - QUnit.test('should wrap non-array items in an array', function(assert) { - assert.expect(1); - - var values = falsey.concat(true, 1, 'a', { 'a': 1 }), - expected = lodashStable.map(values, function(value) { return [value]; }), - actual = lodashStable.map(values, _.castArray); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return array values by reference', function(assert) { - assert.expect(1); - - var array = [1]; - assert.strictEqual(_.castArray(array), array); - }); - - QUnit.test('should return an empty array when no arguments are given', function(assert) { - assert.expect(1); - - assert.deepEqual(_.castArray(), []); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.chain'); - - (function() { - QUnit.test('should return a wrapped value', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _.chain({ 'a': 0 }); - assert.ok(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return existing wrapped values', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _({ 'a': 0 }); - assert.strictEqual(_.chain(wrapped), wrapped); - assert.strictEqual(wrapped.chain(), wrapped); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should enable chaining for methods that return unwrapped values', function(assert) { - assert.expect(6); - - if (!isNpm) { - var array = ['c', 'b', 'a']; - - assert.ok(_.chain(array).head() instanceof _); - assert.ok(_(array).chain().head() instanceof _); - - assert.ok(_.chain(array).isArray() instanceof _); - assert.ok(_(array).chain().isArray() instanceof _); - - assert.ok(_.chain(array).sortBy().head() instanceof _); - assert.ok(_(array).chain().sortBy().head() instanceof _); - } - else { - skipAssert(assert, 6); - } - }); - - QUnit.test('should chain multiple methods', function(assert) { - assert.expect(6); - - if (!isNpm) { - lodashStable.times(2, function(index) { - var array = ['one two three four', 'five six seven eight', 'nine ten eleven twelve'], - expected = { ' ': 9, 'e': 14, 'f': 2, 'g': 1, 'h': 2, 'i': 4, 'l': 2, 'n': 6, 'o': 3, 'r': 2, 's': 2, 't': 5, 'u': 1, 'v': 4, 'w': 2, 'x': 1 }, - wrapped = index ? _(array).chain() : _.chain(array); - - var actual = wrapped - .chain() - .map(function(value) { return value.split(''); }) - .flatten() - .reduce(function(object, chr) { - object[chr] || (object[chr] = 0); - object[chr]++; - return object; - }, {}) - .value(); - - assert.deepEqual(actual, expected); - - array = [1, 2, 3, 4, 5, 6]; - wrapped = index ? _(array).chain() : _.chain(array); - actual = wrapped - .chain() - .filter(function(n) { return n % 2 != 0; }) - .reject(function(n) { return n % 3 == 0; }) - .sortBy(function(n) { return -n; }) - .value(); - - assert.deepEqual(actual, [5, 1]); - - array = [3, 4]; - wrapped = index ? _(array).chain() : _.chain(array); - actual = wrapped - .reverse() - .concat([2, 1]) - .unshift(5) - .tap(function(value) { value.pop(); }) - .map(square) - .value(); - - assert.deepEqual(actual, [25, 16, 9, 4]); - }); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.chunk'); - - (function() { - var array = [0, 1, 2, 3, 4, 5]; - - QUnit.test('should return chunked arrays', function(assert) { - assert.expect(1); - - var actual = _.chunk(array, 3); - assert.deepEqual(actual, [[0, 1, 2], [3, 4, 5]]); - }); - - QUnit.test('should return the last chunk as remaining elements', function(assert) { - assert.expect(1); - - var actual = _.chunk(array, 4); - assert.deepEqual(actual, [[0, 1, 2, 3], [4, 5]]); - }); - - QUnit.test('should treat falsey `size` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? [[0], [1], [2], [3], [4], [5]] : []; - }); - - var actual = lodashStable.map(falsey, function(size, index) { - return index ? _.chunk(array, size) : _.chunk(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should ensure the minimum `size` is `0`', function(assert) { - assert.expect(1); - - var values = lodashStable.reject(falsey, lodashStable.isUndefined).concat(-1, -Infinity), - expected = lodashStable.map(values, stubArray); - - var actual = lodashStable.map(values, function(n) { - return _.chunk(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should coerce `size` to an integer', function(assert) { - assert.expect(1); - - assert.deepEqual(_.chunk(array, array.length / 4), [[0], [1], [2], [3], [4], [5]]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([[1, 2], [3, 4]], _.chunk); - assert.deepEqual(actual, [[[1], [2]], [[3], [4]]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.clamp'); - - (function() { - QUnit.test('should work with a `max` argument', function(assert) { - assert.expect(2); - - assert.strictEqual(_.clamp(5, 3), 3); - assert.strictEqual(_.clamp(1, 3), 1); - }); - - QUnit.test('should clamp negative numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.clamp(-10, -5, 5), -5); - assert.strictEqual(_.clamp(-10.2, -5.5, 5.5), -5.5); - assert.strictEqual(_.clamp(-Infinity, -5, 5), -5); - }); - - QUnit.test('should clamp positive numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.clamp(10, -5, 5), 5); - assert.strictEqual(_.clamp(10.6, -5.6, 5.4), 5.4); - assert.strictEqual(_.clamp(Infinity, -5, 5), 5); - }); - - QUnit.test('should not alter negative numbers in range', function(assert) { - assert.expect(3); - - assert.strictEqual(_.clamp(-4, -5, 5), -4); - assert.strictEqual(_.clamp(-5, -5, 5), -5); - assert.strictEqual(_.clamp(-5.5, -5.6, 5.6), -5.5); - }); - - QUnit.test('should not alter positive numbers in range', function(assert) { - assert.expect(3); - - assert.strictEqual(_.clamp(4, -5, 5), 4); - assert.strictEqual(_.clamp(5, -5, 5), 5); - assert.strictEqual(_.clamp(4.5, -5.1, 5.2), 4.5); - }); - - QUnit.test('should not alter `0` in range', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / _.clamp(0, -5, 5), Infinity); - }); - - QUnit.test('should clamp to `0`', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / _.clamp(-10, 0, 5), Infinity); - }); - - QUnit.test('should not alter `-0` in range', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / _.clamp(-0, -5, 5), -Infinity); - }); - - QUnit.test('should clamp to `-0`', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / _.clamp(-10, -0, 5), -Infinity); - }); - - QUnit.test('should return `NaN` when `number` is `NaN`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.clamp(NaN, -5, 5), NaN); - }); - - QUnit.test('should coerce `min` and `max` of `NaN` to `0`', function(assert) { - assert.expect(2); - - assert.deepEqual(_.clamp(1, -5, NaN), 0); - assert.deepEqual(_.clamp(-1, NaN, 5), 0); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('clone methods'); - - (function() { - function Foo() { - this.a = 1; - } - Foo.prototype.b = 1; - Foo.c = function() {}; - - if (Map) { - var map = new Map; - map.set('a', 1); - map.set('b', 2); - } - if (Set) { - var set = new Set; - set.add(1); - set.add(2); - } - var objects = { - '`arguments` objects': arguments, - 'arrays': ['a', ''], - 'array-like objects': { '0': 'a', '1': '', 'length': 3 }, - 'booleans': false, - 'boolean objects': Object(false), - 'date objects': new Date, - 'Foo instances': new Foo, - 'objects': { 'a': 0, 'b': 1, 'c': 2 }, - 'objects with object values': { 'a': /a/, 'b': ['B'], 'c': { 'C': 1 } }, - 'objects from another document': realm.object || {}, - 'maps': map, - 'null values': null, - 'numbers': 0, - 'number objects': Object(0), - 'regexes': /a/gim, - 'sets': set, - 'strings': 'a', - 'string objects': Object('a'), - 'undefined values': undefined - }; - - objects.arrays.length = 3; - - var uncloneable = { - 'DOM elements': body, - 'functions': Foo, - 'generators': generator - }; - - lodashStable.each(errors, function(error) { - uncloneable[error.name + 's'] = error; - }); - - QUnit.test('`_.clone` should perform a shallow clone', function(assert) { - assert.expect(2); - - var array = [{ 'a': 0 }, { 'b': 1 }], - actual = _.clone(array); - - assert.deepEqual(actual, array); - assert.ok(actual !== array && actual[0] === array[0]); - }); - - QUnit.test('`_.cloneDeep` should deep clone objects with circular references', function(assert) { - assert.expect(1); - - var object = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': {} - }; - - object.foo.b.c.d = object; - object.bar.b = object.foo.b; - - var actual = _.cloneDeep(object); - assert.ok(actual.bar.b === actual.foo.b && actual === actual.foo.b.c.d && actual !== object); - }); - - QUnit.test('`_.cloneDeep` should deep clone objects with lots of circular references', function(assert) { - assert.expect(2); - - var cyclical = {}; - lodashStable.times(LARGE_ARRAY_SIZE + 1, function(index) { - cyclical['v' + index] = [index ? cyclical['v' + (index - 1)] : cyclical]; - }); - - var clone = _.cloneDeep(cyclical), - actual = clone['v' + LARGE_ARRAY_SIZE][0]; - - assert.strictEqual(actual, clone['v' + (LARGE_ARRAY_SIZE - 1)]); - assert.notStrictEqual(actual, cyclical['v' + (LARGE_ARRAY_SIZE - 1)]); - }); - - QUnit.test('`_.cloneDeepWith` should provide `stack` to `customizer`', function(assert) { - assert.expect(1); - - var actual; - - _.cloneDeepWith({ 'a': 1 }, function() { - actual = _.last(arguments); - }); - - assert.ok(isNpm - ? actual.constructor.name == 'Stack' - : actual instanceof mapCaches.Stack - ); - }); - - lodashStable.each(['clone', 'cloneDeep'], function(methodName) { - var func = _[methodName], - isDeep = methodName == 'cloneDeep'; - - lodashStable.forOwn(objects, function(object, key) { - QUnit.test('`_.' + methodName + '` should clone ' + key, function(assert) { - assert.expect(2); - - var isEqual = (key == 'maps' || key == 'sets') ? _.isEqual : lodashStable.isEqual, - actual = func(object); - - assert.ok(isEqual(actual, object)); - - if (lodashStable.isObject(object)) { - assert.notStrictEqual(actual, object); - } else { - assert.strictEqual(actual, object); - } - }); - }); - - QUnit.test('`_.' + methodName + '` should clone array buffers', function(assert) { - assert.expect(2); - - if (ArrayBuffer) { - var actual = func(arrayBuffer); - assert.strictEqual(actual.byteLength, arrayBuffer.byteLength); - assert.notStrictEqual(actual, arrayBuffer); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should clone buffers', function(assert) { - assert.expect(4); - - if (Buffer) { - var buffer = new Buffer([1, 2]), - actual = func(buffer); - - assert.strictEqual(actual.byteLength, buffer.byteLength); - assert.strictEqual(actual.inspect(), buffer.inspect()); - assert.notStrictEqual(actual, buffer); - - buffer[0] = 2; - assert.strictEqual(actual[0], isDeep ? 2 : 1); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('`_.' + methodName + '` should clone `index` and `input` array properties', function(assert) { - assert.expect(2); - - var array = /c/.exec('abcde'), - actual = func(array); - - assert.strictEqual(actual.index, 2); - assert.strictEqual(actual.input, 'abcde'); - }); - - QUnit.test('`_.' + methodName + '` should clone `lastIndex` regexp property', function(assert) { - assert.expect(1); - - var regexp = /c/g; - regexp.exec('abcde'); - - assert.strictEqual(func(regexp).lastIndex, 3); - }); - - QUnit.test('`_.' + methodName + '` should clone expando properties', function(assert) { - assert.expect(1); - - var values = lodashStable.map([false, true, 1, 'a'], function(value) { - var object = Object(value); - object.a = 1; - return object; - }); - - var expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return func(value).a === 1; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should clone prototype objects', function(assert) { - assert.expect(2); - - var actual = func(Foo.prototype); - - assert.notOk(actual instanceof Foo); - assert.deepEqual(actual, { 'b': 1 }); - }); - - QUnit.test('`_.' + methodName + '` should set the `[[Prototype]]` of a clone', function(assert) { - assert.expect(1); - - assert.ok(func(new Foo) instanceof Foo); - }); - - QUnit.test('`_.' + methodName + '` should set the `[[Prototype]]` of a clone even when the `constructor` is incorrect', function(assert) { - assert.expect(1); - - Foo.prototype.constructor = Object; - assert.ok(func(new Foo) instanceof Foo); - Foo.prototype.constructor = Foo; - }); - - QUnit.test('`_.' + methodName + '` should ensure `value` constructor is a function before using its `[[Prototype]]`', function(assert) { - assert.expect(1); - - Foo.prototype.constructor = null; - assert.notOk(func(new Foo) instanceof Foo); - Foo.prototype.constructor = Foo; - }); - - QUnit.test('`_.' + methodName + '` should clone properties that shadow those on `Object.prototype`', function(assert) { - assert.expect(2); - - var object = { - 'constructor': objectProto.constructor, - 'hasOwnProperty': objectProto.hasOwnProperty, - 'isPrototypeOf': objectProto.isPrototypeOf, - 'propertyIsEnumerable': objectProto.propertyIsEnumerable, - 'toLocaleString': objectProto.toLocaleString, - 'toString': objectProto.toString, - 'valueOf': objectProto.valueOf - }; - - var actual = func(object); - - assert.deepEqual(actual, object); - assert.notStrictEqual(actual, object); - }); - - QUnit.test('`_.' + methodName + '` should clone symbol properties', function(assert) { - assert.expect(3); - - function Foo() { - this[symbol] = { 'c': 1 }; - } - - if (Symbol) { - var symbol2 = Symbol('b'); - Foo.prototype[symbol2] = 2; - - var object = { 'a': { 'b': new Foo } }; - object[symbol] = { 'b': 1 }; - - var actual = func(object); - - assert.deepEqual(getSymbols(actual.a.b), [symbol]); - - if (isDeep) { - assert.deepEqual(actual[symbol], object[symbol]); - assert.deepEqual(actual.a.b[symbol], object.a.b[symbol]); - } - else { - assert.strictEqual(actual[symbol], object[symbol]); - assert.strictEqual(actual.a, object.a); - } - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('`_.' + methodName + '` should clone symbol objects', function(assert) { - assert.expect(4); - - if (Symbol) { - assert.strictEqual(func(symbol), symbol); - - var object = Object(symbol), - actual = func(object); - - assert.strictEqual(typeof actual, 'object'); - assert.strictEqual(typeof actual.valueOf(), 'symbol'); - assert.notStrictEqual(actual, object); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('`_.' + methodName + '` should not clone symbol primitives', function(assert) { - assert.expect(1); - - if (Symbol) { - assert.strictEqual(func(symbol), symbol); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should not error on DOM elements', function(assert) { - assert.expect(1); - - if (document) { - var element = document.createElement('div'); - - try { - assert.deepEqual(func(element), {}); - } catch (e) { - assert.ok(false, e.message); - } - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should create an object from the same realm as `value`', function(assert) { - assert.expect(1); - - var props = []; - - var objects = lodashStable.transform(_, function(result, value, key) { - if (lodashStable.startsWith(key, '_') && lodashStable.isObject(value) && - !lodashStable.isArguments(value) && !lodashStable.isElement(value) && - !lodashStable.isFunction(value)) { - props.push(lodashStable.capitalize(lodashStable.camelCase(key))); - result.push(value); - } - }, []); - - var expected = lodashStable.map(objects, stubTrue); - - var actual = lodashStable.map(objects, function(object) { - var Ctor = object.constructor, - result = func(object); - - return result !== object && ((result instanceof Ctor) || !(new Ctor instanceof Ctor)); - }); - - assert.deepEqual(actual, expected, props.join(', ')); - }); - - QUnit.test('`_.' + methodName + '` should perform a ' + (isDeep ? 'deep' : 'shallow') + ' clone when used as an iteratee for methods like `_.map`', function(assert) { - assert.expect(2); - - var expected = [{ 'a': [0] }, { 'b': [1] }], - actual = lodashStable.map(expected, func); - - assert.deepEqual(actual, expected); - - if (isDeep) { - assert.ok(actual[0] !== expected[0] && actual[0].a !== expected[0].a && actual[1].b !== expected[1].b); - } else { - assert.ok(actual[0] !== expected[0] && actual[0].a === expected[0].a && actual[1].b === expected[1].b); - } - }); - - QUnit.test('`_.' + methodName + '` should return a unwrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var object = objects.objects, - actual = _(object)[methodName](); - - assert.deepEqual(actual, object); - assert.notStrictEqual(actual, object); - } - else { - skipAssert(assert, 2); - } - }); - - lodashStable.each(arrayViews, function(type) { - QUnit.test('`_.' + methodName + '` should clone ' + type + ' values', function(assert) { - assert.expect(10); - - var Ctor = root[type]; - - lodashStable.times(2, function(index) { - if (Ctor) { - var buffer = new ArrayBuffer(24), - view = index ? new Ctor(buffer, 8, 1) : new Ctor(buffer), - actual = func(view); - - assert.deepEqual(actual, view); - assert.notStrictEqual(actual, view); - assert.strictEqual(actual.buffer === view.buffer, !isDeep); - assert.strictEqual(actual.byteOffset, view.byteOffset); - assert.strictEqual(actual.length, view.length); - } - else { - skipAssert(assert, 5); - } - }); - }); - }); - - lodashStable.forOwn(uncloneable, function(value, key) { - QUnit.test('`_.' + methodName + '` should not clone ' + key, function(assert) { - assert.expect(3); - - if (value) { - var object = { 'a': value, 'b': { 'c': value } }, - actual = func(object), - expected = (typeof value == 'function' && !!value.c) ? { 'c': Foo.c } : {}; - - assert.deepEqual(actual, object); - assert.notStrictEqual(actual, object); - assert.deepEqual(func(value), expected); - } - else { - skipAssert(assert, 3); - } - }); - }); - }); - - lodashStable.each(['cloneWith', 'cloneDeepWith'], function(methodName) { - var func = _[methodName], - isDeep = methodName == 'cloneDeepWith'; - - QUnit.test('`_.' + methodName + '` should provide the correct `customizer` arguments', function(assert) { - assert.expect(1); - - var argsList = [], - object = new Foo; - - func(object, function() { - var length = arguments.length, - args = slice.call(arguments, 0, length - (length > 1 ? 1 : 0)); - - argsList.push(args); - }); - - assert.deepEqual(argsList, isDeep ? [[object], [1, 'a', object]] : [[object]]); - }); - - QUnit.test('`_.' + methodName + '` should handle cloning when `customizer` returns `undefined`', function(assert) { - assert.expect(1); - - var actual = func({ 'a': { 'b': 'c' } }, noop); - assert.deepEqual(actual, { 'a': { 'b': 'c' } }); - }); - - lodashStable.forOwn(uncloneable, function(value, key) { - QUnit.test('`_.' + methodName + '` should work with a `customizer` callback and ' + key, function(assert) { - assert.expect(3); - - var customizer = function(value) { - return lodashStable.isPlainObject(value) ? undefined : value; - }; - - var actual = func(value, customizer); - assert.strictEqual(actual, value); - - var object = { 'a': value, 'b': { 'c': value } }; - actual = func(object, customizer); - - assert.deepEqual(actual, object); - assert.notStrictEqual(actual, object); - }); - }); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.compact'); - - (function() { - var largeArray = lodashStable.range(LARGE_ARRAY_SIZE).concat(null); - - QUnit.test('should filter falsey values', function(assert) { - assert.expect(1); - - var array = ['0', '1', '2']; - assert.deepEqual(_.compact(falsey.concat(array)), array); - }); - - QUnit.test('should work when in-between lazy operators', function(assert) { - assert.expect(2); - - if (!isNpm) { - var actual = _(falsey).thru(_.slice).compact().thru(_.slice).value(); - assert.deepEqual(actual, []); - - actual = _(falsey).thru(_.slice).push(true, 1).compact().push('a').value(); - assert.deepEqual(actual, [true, 1, 'a']); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _(largeArray).slice(1).compact().reverse().take().value(); - assert.deepEqual(actual, _.take(_.compact(_.slice(largeArray, 1)).reverse())); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work in a lazy sequence with a custom `_.iteratee`', function(assert) { - assert.expect(1); - - if (!isModularize) { - var iteratee = _.iteratee, - pass = false; - - _.iteratee = identity; - - try { - var actual = _(largeArray).slice(1).compact().value(); - pass = lodashStable.isEqual(actual, _.compact(_.slice(largeArray, 1))); - } catch (e) {console.log(e);} - - assert.ok(pass); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.concat'); - - (function() { - QUnit.test('should shallow clone `array`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - actual = _.concat(array); - - assert.deepEqual(actual, array); - assert.notStrictEqual(actual, array); - }); - - QUnit.test('should concat arrays and values', function(assert) { - assert.expect(2); - - var array = [1], - actual = _.concat(array, 2, [3], [[4]]); - - assert.deepEqual(actual, [1, 2, 3, [4]]); - assert.deepEqual(array, [1]); - }); - - QUnit.test('should cast non-array `array` values to arrays', function(assert) { - assert.expect(2); - - var values = [, null, undefined, false, true, 1, NaN, 'a']; - - var expected = lodashStable.map(values, function(value, index) { - return index ? [value] : []; - }); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.concat(value) : _.concat(); - }); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(values, function(value) { - return [value, 2, [3]]; - }); - - actual = lodashStable.map(values, function(value) { - return _.concat(value, [2], [[3]]); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should treat sparse arrays as dense', function(assert) { - assert.expect(3); - - var expected = [], - actual = _.concat(Array(1), Array(1)); - - expected.push(undefined, undefined); - - assert.ok('0'in actual); - assert.ok('1' in actual); - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return a new wrapped array', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = [1], - wrapped = _(array).concat([2, 3]), - actual = wrapped.value(); - - assert.deepEqual(array, [1]); - assert.deepEqual(actual, [1, 2, 3]); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.cond'); - - (function() { - QUnit.test('should create a conditional function', function(assert) { - assert.expect(3); - - var cond = _.cond([ - [lodashStable.matches({ 'a': 1 }), stubA], - [lodashStable.matchesProperty('b', 1), stubB], - [lodashStable.property('c'), stubC] - ]); - - assert.strictEqual(cond({ 'a': 1, 'b': 2, 'c': 3 }), 'a'); - assert.strictEqual(cond({ 'a': 0, 'b': 1, 'c': 2 }), 'b'); - assert.strictEqual(cond({ 'a': -1, 'b': 0, 'c': 1 }), 'c'); - }); - - QUnit.test('should provide arguments to functions', function(assert) { - assert.expect(2); - - var args1, - args2, - expected = ['a', 'b', 'c']; - - var cond = _.cond([[ - function() { args1 || (args1 = slice.call(arguments)); return true; }, - function() { args2 || (args2 = slice.call(arguments)); } - ]]); - - cond('a', 'b', 'c'); - - assert.deepEqual(args1, expected); - assert.deepEqual(args2, expected); - }); - - QUnit.test('should work with predicate shorthands', function(assert) { - assert.expect(3); - - var cond = _.cond([ - [{ 'a': 1 }, stubA], - [['b', 1], stubB], - ['c', stubC] - ]); - - assert.strictEqual(cond({ 'a': 1, 'b': 2, 'c': 3 }), 'a'); - assert.strictEqual(cond({ 'a': 0, 'b': 1, 'c': 2 }), 'b'); - assert.strictEqual(cond({ 'a': -1, 'b': 0, 'c': 1 }), 'c'); - }); - - QUnit.test('should return `undefined` when no condition is met', function(assert) { - assert.expect(1); - - var cond = _.cond([[stubFalse, stubA]]); - assert.strictEqual(cond({ 'a': 1 }), undefined); - }); - - QUnit.test('should throw a TypeError if `pairs` is not composed of functions', function(assert) { - assert.expect(2); - - lodashStable.each([false, true], function(value) { - assert.raises(function() { _.cond([[stubTrue, value]])(); }, TypeError); - }); - }); - - QUnit.test('should use `this` binding of function for `pairs`', function(assert) { - assert.expect(1); - - var cond = _.cond([ - [function(a) { return this[a]; }, function(a, b) { return this[b]; }] - ]); - - var object = { 'cond': cond, 'a': 1, 'b': 2 }; - assert.strictEqual(object.cond('a', 'b'), 2); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.conforms'); - - (function() { - var objects = [ - { 'a': 1, 'b': 8 }, - { 'a': 2, 'b': 4 }, - { 'a': 3, 'b': 16 } - ]; - - QUnit.test('should create a function that checks if a given object conforms to `source`', function(assert) { - assert.expect(2); - - var conforms = _.conforms({ - 'b': function(value) { return value > 4; } - }); - - var actual = lodashStable.filter(objects, conforms); - assert.deepEqual(actual, [objects[0], objects[2]]); - - conforms = _.conforms({ - 'b': function(value) { return value > 8; }, - 'a': function(value) { return value > 1; } - }); - - actual = lodashStable.filter(objects, conforms); - assert.deepEqual(actual, [objects[2]]); - }); - - QUnit.test('should not match by inherited `source` properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = function(value) { - return value > 1; - }; - } - Foo.prototype.b = function(value) { - return value > 8; - }; - - var conforms = _.conforms(new Foo), - actual = lodashStable.filter(objects, conforms); - - assert.deepEqual(actual, [objects[1], objects[2]]); - }); - - QUnit.test('should not invoke `source` predicates for missing `object` properties', function(assert) { - assert.expect(2); - - var count = 0; - - var conforms = _.conforms({ - 'a': function() { count++; return true; } - }); - - assert.strictEqual(conforms({}), false); - assert.strictEqual(count, 0); - }); - - QUnit.test('should work with a function for `object`', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.a = 1; - - function Bar() {} - Bar.a = 2; - - var conforms = _.conforms({ - 'a': function(value) { return value > 1; } - }); - - assert.strictEqual(conforms(Foo), false); - assert.strictEqual(conforms(Bar), true); - }); - - QUnit.test('should work with a function for `source`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = function(value) { return value > 1; }; - - var objects = [{ 'a': 1 }, { 'a': 2 }], - actual = lodashStable.filter(objects, _.conforms(Foo)); - - assert.deepEqual(actual, [objects[1]]); - }); - - QUnit.test('should work with a non-plain `object`', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var conforms = _.conforms({ - 'b': function(value) { return value > 1; } - }); - - assert.strictEqual(conforms(new Foo), true); - }); - - QUnit.test('should return `false` when `object` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - var conforms = _.conforms({ - 'a': function(value) { return value > 1; } - }); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? conforms(value) : conforms(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source` to a nullish `object`', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubTrue), - conforms = _.conforms({}); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? conforms(value) : conforms(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source`', function(assert) { - assert.expect(1); - - var object = { 'a': 1 }, - expected = lodashStable.map(empties, stubTrue); - - var actual = lodashStable.map(empties, function(value) { - var conforms = _.conforms(value); - return conforms(object); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not change behavior if `source` is modified', function(assert) { - assert.expect(2); - - var source = { - 'a': function(value) { return value > 1; } - }; - - var object = { 'a': 2 }, - conforms = _.conforms(source); - - assert.strictEqual(conforms(object), true); - - source.a = function(value) { return value < 2; }; - assert.strictEqual(conforms(object), true); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.constant'); - - (function() { - QUnit.test('should create a function that returns `value`', function(assert) { - assert.expect(1); - - var object = { 'a': 1 }, - values = Array(2).concat(empties, true, 1, 'a'), - constant = _.constant(object); - - var results = lodashStable.map(values, function(value, index) { - if (index < 2) { - return index ? constant.call({}) : constant(); - } - return constant(value); - }); - - assert.ok(lodashStable.every(results, function(result) { - return result === object; - })); - }); - - QUnit.test('should work with falsey values', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - var constant = index ? _.constant(value) : _.constant(), - result = constant(); - - return (result === value) || (result !== result && value !== value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(true).constant(); - assert.ok(wrapped instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.countBy'); - - (function() { - var array = [6.1, 4.2, 6.3]; - - QUnit.test('should transform keys by `iteratee`', function(assert) { - assert.expect(1); - - var actual = _.countBy(array, Math.floor); - assert.deepEqual(actual, { '4': 1, '6': 2 }); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array = [4, 6, 6], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant({ '4': 1, '6': 2 })); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.countBy(array, value) : _.countBy(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var actual = _.countBy(['one', 'two', 'three'], 'length'); - assert.deepEqual(actual, { '3': 2, '5': 1 }); - }); - - QUnit.test('should only add values to own, not inherited, properties', function(assert) { - assert.expect(2); - - var actual = _.countBy(array, function(n) { - return Math.floor(n) > 4 ? 'hasOwnProperty' : 'constructor'; - }); - - assert.deepEqual(actual.constructor, 1); - assert.deepEqual(actual.hasOwnProperty, 2); - }); - - QUnit.test('should work with a number for `iteratee`', function(assert) { - assert.expect(2); - - var array = [ - [1, 'a'], - [2, 'a'], - [2, 'b'] - ]; - - assert.deepEqual(_.countBy(array, 0), { '1': 1, '2': 2 }); - assert.deepEqual(_.countBy(array, 1), { 'a': 2, 'b': 1 }); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = _.countBy({ 'a': 6.1, 'b': 4.2, 'c': 6.3 }, Math.floor); - assert.deepEqual(actual, { '4': 1, '6': 2 }); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE).concat( - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 2), LARGE_ARRAY_SIZE), - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 1.5), LARGE_ARRAY_SIZE) - ); - - var actual = _(array).countBy().map(square).filter(isEven).take().value(); - - assert.deepEqual(actual, _.take(_.filter(_.map(_.countBy(array), square), isEven))); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.create'); - - (function() { - function Shape() { - this.x = 0; - this.y = 0; - } - - function Circle() { - Shape.call(this); - } - - QUnit.test('should create an object that inherits from the given `prototype` object', function(assert) { - assert.expect(3); - - Circle.prototype = _.create(Shape.prototype); - Circle.prototype.constructor = Circle; - - var actual = new Circle; - - assert.ok(actual instanceof Circle); - assert.ok(actual instanceof Shape); - assert.notStrictEqual(Circle.prototype, Shape.prototype); - }); - - QUnit.test('should assign `properties` to the created object', function(assert) { - assert.expect(3); - - var expected = { 'constructor': Circle, 'radius': 0 }; - Circle.prototype = _.create(Shape.prototype, expected); - - var actual = new Circle; - - assert.ok(actual instanceof Circle); - assert.ok(actual instanceof Shape); - assert.deepEqual(Circle.prototype, expected); - }); - - QUnit.test('should assign own properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - this.c = 3; - } - Foo.prototype.b = 2; - - assert.deepEqual(_.create({}, new Foo), { 'a': 1, 'c': 3 }); - }); - - QUnit.test('should assign properties that shadow those of `prototype`', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - var object = _.create(new Foo, { 'a': 1 }); - assert.deepEqual(lodashStable.keys(object), ['a']); - }); - - QUnit.test('should accept a falsey `prototype` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubObject); - - var actual = lodashStable.map(falsey, function(prototype, index) { - return index ? _.create(prototype) : _.create(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should ignore primitive `prototype` arguments and use an empty object instead', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(primitives, stubTrue); - - var actual = lodashStable.map(primitives, function(value, index) { - return lodashStable.isPlainObject(index ? _.create(value) : _.create()); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [{ 'a': 1 }, { 'a': 1 }, { 'a': 1 }], - expected = lodashStable.map(array, stubTrue), - objects = lodashStable.map(array, _.create); - - var actual = lodashStable.map(objects, function(object) { - return object.a === 1 && !_.keys(object).length; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.curry'); - - (function() { - function fn(a, b, c, d) { - return slice.call(arguments); - } - - QUnit.test('should curry based on the number of arguments given', function(assert) { - assert.expect(3); - - var curried = _.curry(fn), - expected = [1, 2, 3, 4]; - - assert.deepEqual(curried(1)(2)(3)(4), expected); - assert.deepEqual(curried(1, 2)(3, 4), expected); - assert.deepEqual(curried(1, 2, 3, 4), expected); - }); - - QUnit.test('should allow specifying `arity`', function(assert) { - assert.expect(3); - - var curried = _.curry(fn, 3), - expected = [1, 2, 3]; - - assert.deepEqual(curried(1)(2, 3), expected); - assert.deepEqual(curried(1, 2)(3), expected); - assert.deepEqual(curried(1, 2, 3), expected); - }); - - QUnit.test('should coerce `arity` to an integer', function(assert) { - assert.expect(2); - - var values = ['0', 0.6, 'xyz'], - expected = lodashStable.map(values, stubArray); - - var actual = lodashStable.map(values, function(arity) { - return _.curry(fn, arity)(); - }); - - assert.deepEqual(actual, expected); - assert.deepEqual(_.curry(fn, '2')(1)(2), [1, 2]); - }); - - QUnit.test('should support placeholders', function(assert) { - assert.expect(4); - - var curried = _.curry(fn), - ph = curried.placeholder; - - assert.deepEqual(curried(1)(ph, 3)(ph, 4)(2), [1, 2, 3, 4]); - assert.deepEqual(curried(ph, 2)(1)(ph, 4)(3), [1, 2, 3, 4]); - assert.deepEqual(curried(ph, ph, 3)(ph, 2)(ph, 4)(1), [1, 2, 3, 4]); - assert.deepEqual(curried(ph, ph, ph, 4)(ph, ph, 3)(ph, 2)(1), [1, 2, 3, 4]); - }); - - QUnit.test('should persist placeholders', function(assert) { - assert.expect(1); - - var curried = _.curry(fn), - ph = curried.placeholder, - actual = curried(ph, ph, ph, 'd')('a')(ph)('b')('c'); - - assert.deepEqual(actual, ['a', 'b', 'c', 'd']); - }); - - QUnit.test('should use `_.placeholder` when set', function(assert) { - assert.expect(1); - - if (!isModularize) { - var curried = _.curry(fn), - _ph = _.placeholder = {}, - ph = curried.placeholder; - - assert.deepEqual(curried(1)(_ph, 3)(ph, 4), [1, ph, 3, 4]); - delete _.placeholder; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should provide additional arguments after reaching the target arity', function(assert) { - assert.expect(3); - - var curried = _.curry(fn, 3); - assert.deepEqual(curried(1)(2, 3, 4), [1, 2, 3, 4]); - assert.deepEqual(curried(1, 2)(3, 4, 5), [1, 2, 3, 4, 5]); - assert.deepEqual(curried(1, 2, 3, 4, 5, 6), [1, 2, 3, 4, 5, 6]); - }); - - QUnit.test('should create a function with a `length` of `0`', function(assert) { - assert.expect(6); - - lodashStable.times(2, function(index) { - var curried = index ? _.curry(fn, 4) : _.curry(fn); - assert.strictEqual(curried.length, 0); - assert.strictEqual(curried(1).length, 0); - assert.strictEqual(curried(1, 2).length, 0); - }); - }); - - QUnit.test('should ensure `new curried` is an instance of `func`', function(assert) { - assert.expect(2); - - function Foo(value) { - return value && object; - } - - var curried = _.curry(Foo), - object = {}; - - assert.ok(new curried(false) instanceof Foo); - assert.strictEqual(new curried(true), object); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(9); - - var fn = function(a, b, c) { - var value = this || {}; - return [value[a], value[b], value[c]]; - }; - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - expected = [1, 2, 3]; - - assert.deepEqual(_.curry(_.bind(fn, object), 3)('a')('b')('c'), expected); - assert.deepEqual(_.curry(_.bind(fn, object), 3)('a', 'b')('c'), expected); - assert.deepEqual(_.curry(_.bind(fn, object), 3)('a', 'b', 'c'), expected); - - assert.deepEqual(_.bind(_.curry(fn), object)('a')('b')('c'), Array(3)); - assert.deepEqual(_.bind(_.curry(fn), object)('a', 'b')('c'), Array(3)); - assert.deepEqual(_.bind(_.curry(fn), object)('a', 'b', 'c'), expected); - - object.curried = _.curry(fn); - assert.deepEqual(object.curried('a')('b')('c'), Array(3)); - assert.deepEqual(object.curried('a', 'b')('c'), Array(3)); - assert.deepEqual(object.curried('a', 'b', 'c'), expected); - }); - - QUnit.test('should work with partialed methods', function(assert) { - assert.expect(2); - - var curried = _.curry(fn), - expected = [1, 2, 3, 4]; - - var a = _.partial(curried, 1), - b = _.bind(a, null, 2), - c = _.partialRight(b, 4), - d = _.partialRight(b(3), 4); - - assert.deepEqual(c(3), expected); - assert.deepEqual(d(), expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.curryRight'); - - (function() { - function fn(a, b, c, d) { - return slice.call(arguments); - } - - QUnit.test('should curry based on the number of arguments given', function(assert) { - assert.expect(3); - - var curried = _.curryRight(fn), - expected = [1, 2, 3, 4]; - - assert.deepEqual(curried(4)(3)(2)(1), expected); - assert.deepEqual(curried(3, 4)(1, 2), expected); - assert.deepEqual(curried(1, 2, 3, 4), expected); - }); - - QUnit.test('should allow specifying `arity`', function(assert) { - assert.expect(3); - - var curried = _.curryRight(fn, 3), - expected = [1, 2, 3]; - - assert.deepEqual(curried(3)(1, 2), expected); - assert.deepEqual(curried(2, 3)(1), expected); - assert.deepEqual(curried(1, 2, 3), expected); - }); - - QUnit.test('should coerce `arity` to an integer', function(assert) { - assert.expect(2); - - var values = ['0', 0.6, 'xyz'], - expected = lodashStable.map(values, stubArray); - - var actual = lodashStable.map(values, function(arity) { - return _.curryRight(fn, arity)(); - }); - - assert.deepEqual(actual, expected); - assert.deepEqual(_.curryRight(fn, '2')(1)(2), [2, 1]); - }); - - QUnit.test('should support placeholders', function(assert) { - assert.expect(4); - - var curried = _.curryRight(fn), - expected = [1, 2, 3, 4], - ph = curried.placeholder; - - assert.deepEqual(curried(4)(2, ph)(1, ph)(3), expected); - assert.deepEqual(curried(3, ph)(4)(1, ph)(2), expected); - assert.deepEqual(curried(ph, ph, 4)(ph, 3)(ph, 2)(1), expected); - assert.deepEqual(curried(ph, ph, ph, 4)(ph, ph, 3)(ph, 2)(1), expected); - }); - - QUnit.test('should persist placeholders', function(assert) { - assert.expect(1); - - var curried = _.curryRight(fn), - ph = curried.placeholder, - actual = curried('a', ph, ph, ph)('b')(ph)('c')('d'); - - assert.deepEqual(actual, ['a', 'b', 'c', 'd']); - }); - - QUnit.test('should use `_.placeholder` when set', function(assert) { - assert.expect(1); - - if (!isModularize) { - var curried = _.curryRight(fn), - _ph = _.placeholder = {}, - ph = curried.placeholder; - - assert.deepEqual(curried(4)(2, _ph)(1, ph), [1, 2, ph, 4]); - delete _.placeholder; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should provide additional arguments after reaching the target arity', function(assert) { - assert.expect(3); - - var curried = _.curryRight(fn, 3); - assert.deepEqual(curried(4)(1, 2, 3), [1, 2, 3, 4]); - assert.deepEqual(curried(4, 5)(1, 2, 3), [1, 2, 3, 4, 5]); - assert.deepEqual(curried(1, 2, 3, 4, 5, 6), [1, 2, 3, 4, 5, 6]); - }); - - QUnit.test('should create a function with a `length` of `0`', function(assert) { - assert.expect(6); - - lodashStable.times(2, function(index) { - var curried = index ? _.curryRight(fn, 4) : _.curryRight(fn); - assert.strictEqual(curried.length, 0); - assert.strictEqual(curried(4).length, 0); - assert.strictEqual(curried(3, 4).length, 0); - }); - }); - - QUnit.test('should ensure `new curried` is an instance of `func`', function(assert) { - assert.expect(2); - - function Foo(value) { - return value && object; - } - - var curried = _.curryRight(Foo), - object = {}; - - assert.ok(new curried(false) instanceof Foo); - assert.strictEqual(new curried(true), object); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(9); - - var fn = function(a, b, c) { - var value = this || {}; - return [value[a], value[b], value[c]]; - }; - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - expected = [1, 2, 3]; - - assert.deepEqual(_.curryRight(_.bind(fn, object), 3)('c')('b')('a'), expected); - assert.deepEqual(_.curryRight(_.bind(fn, object), 3)('b', 'c')('a'), expected); - assert.deepEqual(_.curryRight(_.bind(fn, object), 3)('a', 'b', 'c'), expected); - - assert.deepEqual(_.bind(_.curryRight(fn), object)('c')('b')('a'), Array(3)); - assert.deepEqual(_.bind(_.curryRight(fn), object)('b', 'c')('a'), Array(3)); - assert.deepEqual(_.bind(_.curryRight(fn), object)('a', 'b', 'c'), expected); - - object.curried = _.curryRight(fn); - assert.deepEqual(object.curried('c')('b')('a'), Array(3)); - assert.deepEqual(object.curried('b', 'c')('a'), Array(3)); - assert.deepEqual(object.curried('a', 'b', 'c'), expected); - }); - - QUnit.test('should work with partialed methods', function(assert) { - assert.expect(2); - - var curried = _.curryRight(fn), - expected = [1, 2, 3, 4]; - - var a = _.partialRight(curried, 4), - b = _.partialRight(a, 3), - c = _.bind(b, null, 1), - d = _.partial(b(2), 1); - - assert.deepEqual(c(2), expected); - assert.deepEqual(d(), expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('curry methods'); - - lodashStable.each(['curry', 'curryRight'], function(methodName) { - var func = _[methodName], - fn = function(a, b) { return slice.call(arguments); }, - isCurry = methodName == 'curry'; - - QUnit.test('`_.' + methodName + '` should not error on functions with the same name as lodash methods', function(assert) { - assert.expect(1); - - function run(a, b) { - return a + b; - } - - var curried = func(run); - - try { - var actual = curried(1)(2); - } catch (e) {} - - assert.strictEqual(actual, 3); - }); - - QUnit.test('`_.' + methodName + '` should work for function names that shadow those on `Object.prototype`', function(assert) { - assert.expect(1); - - var curried = _.curry(function hasOwnProperty(a, b, c) { - return [a, b, c]; - }); - - var expected = [1, 2, 3]; - - assert.deepEqual(curried(1)(2)(3), expected); - }); - - QUnit.test('`_.' + methodName + '` should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(2); - - var array = [fn, fn, fn], - object = { 'a': fn, 'b': fn, 'c': fn }; - - lodashStable.each([array, object], function(collection) { - var curries = lodashStable.map(collection, func), - expected = lodashStable.map(collection, lodashStable.constant(isCurry ? ['a', 'b'] : ['b', 'a'])); - - var actual = lodashStable.map(curries, function(curried) { - return curried('a')('b'); - }); - - assert.deepEqual(actual, expected); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.debounce'); - - (function() { - QUnit.test('should debounce a function', function(assert) { - assert.expect(6); - - var done = assert.async(); - - var callCount = 0; - - var debounced = _.debounce(function(value) { - ++callCount; - return value; - }, 32); - - var results = [debounced('a'), debounced('b'), debounced('c')]; - assert.deepEqual(results, [undefined, undefined, undefined]); - assert.strictEqual(callCount, 0); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - - var results = [debounced('d'), debounced('e'), debounced('f')]; - assert.deepEqual(results, ['c', 'c', 'c']); - assert.strictEqual(callCount, 1); - }, 128); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 256); - }); - - QUnit.test('subsequent debounced calls return the last `func` result', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var debounced = _.debounce(identity, 32); - debounced('a'); - - setTimeout(function() { - assert.notEqual(debounced('b'), 'b'); - }, 64); - - setTimeout(function() { - assert.notEqual(debounced('c'), 'c'); - done(); - }, 128); - }); - - QUnit.test('should not immediately call `func` when `wait` is `0`', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - debounced = _.debounce(function() { ++callCount; }, 0); - - debounced(); - debounced(); - assert.strictEqual(callCount, 0); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - done(); - }, 5); - }); - - QUnit.test('should apply default options', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - debounced = _.debounce(function() { callCount++; }, 32, {}); - - debounced(); - assert.strictEqual(callCount, 0); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - done(); - }, 64); - }); - - QUnit.test('should support a `leading` option', function(assert) { - assert.expect(4); - - var done = assert.async(); - - var callCounts = [0, 0]; - - var withLeading = _.debounce(function() { - callCounts[0]++; - }, 32, { 'leading': true }); - - var withLeadingAndTrailing = _.debounce(function() { - callCounts[1]++; - }, 32, { 'leading': true }); - - withLeading(); - assert.strictEqual(callCounts[0], 1); - - withLeadingAndTrailing(); - withLeadingAndTrailing(); - assert.strictEqual(callCounts[1], 1); - - setTimeout(function() { - assert.deepEqual(callCounts, [1, 2]); - - withLeading(); - assert.strictEqual(callCounts[0], 2); - - done(); - }, 64); - }); - - QUnit.test('subsequent leading debounced calls return the last `func` result', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var debounced = _.debounce(identity, 32, { 'leading': true, 'trailing': false }), - results = [debounced('a'), debounced('b')]; - - assert.deepEqual(results, ['a', 'a']); - - setTimeout(function() { - var results = [debounced('c'), debounced('d')]; - assert.deepEqual(results, ['c', 'c']); - done(); - }, 64); - }); - - QUnit.test('should support a `trailing` option', function(assert) { - assert.expect(4); - - var done = assert.async(); - - var withCount = 0, - withoutCount = 0; - - var withTrailing = _.debounce(function() { - withCount++; - }, 32, { 'trailing': true }); - - var withoutTrailing = _.debounce(function() { - withoutCount++; - }, 32, { 'trailing': false }); - - withTrailing(); - assert.strictEqual(withCount, 0); - - withoutTrailing(); - assert.strictEqual(withoutCount, 0); - - setTimeout(function() { - assert.strictEqual(withCount, 1); - assert.strictEqual(withoutCount, 0); - done(); - }, 64); - }); - - QUnit.test('should support a `maxWait` option', function(assert) { - assert.expect(4); - - var done = assert.async(); - - var callCount = 0; - - var debounced = _.debounce(function(value) { - ++callCount; - return value; - }, 32, { 'maxWait': 64 }); - - debounced(); - debounced(); - assert.strictEqual(callCount, 0); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - debounced(); - debounced(); - assert.strictEqual(callCount, 1); - }, 128); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 256); - }); - - QUnit.test('should support `maxWait` in a tight loop', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var limit = (argv || isPhantom) ? 1000 : 320, - withCount = 0, - withoutCount = 0; - - var withMaxWait = _.debounce(function() { - withCount++; - }, 64, { 'maxWait': 128 }); - - var withoutMaxWait = _.debounce(function() { - withoutCount++; - }, 96); - - var start = +new Date; - while ((new Date - start) < limit) { - withMaxWait(); - withoutMaxWait(); - } - var actual = [Boolean(withoutCount), Boolean(withCount)]; - setTimeout(function() { - assert.deepEqual(actual, [false, true]); - done(); - }, 1); - }); - - QUnit.test('should queue a trailing call for subsequent debounced calls after `maxWait`', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var callCount = 0; - - var debounced = _.debounce(function() { - ++callCount; - }, 64, { 'maxWait': 64 }); - - debounced(); - - lodashStable.times(20, function(index) { - setTimeout(debounced, 54 + index); - }); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 160); - }); - - QUnit.test('should cancel `maxDelayed` when `delayed` is invoked', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0; - - var debounced = _.debounce(function() { - callCount++; - }, 32, { 'maxWait': 64 }); - - debounced(); - - setTimeout(function() { - debounced(); - assert.strictEqual(callCount, 1); - }, 128); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 192); - }); - - QUnit.test('should invoke the trailing call with the correct arguments and `this` binding', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var actual, - callCount = 0, - object = {}; - - var debounced = _.debounce(function(value) { - actual = [this]; - push.apply(actual, arguments); - return ++callCount != 2; - }, 32, { 'leading': true, 'maxWait': 64 }); - - while (true) { - if (!debounced.call(object, 'a')) { - break; - } - } - setTimeout(function() { - assert.strictEqual(callCount, 2); - assert.deepEqual(actual, [object, 'a']); - done(); - }, 64); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.deburr'); - - (function() { - QUnit.test('should convert latin-1 supplementary letters to basic latin', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(burredLetters, _.deburr); - assert.deepEqual(actual, deburredLetters); - }); - - QUnit.test('should not deburr latin-1 mathematical operators', function(assert) { - assert.expect(1); - - var operators = ['\xd7', '\xf7'], - actual = lodashStable.map(operators, _.deburr); - - assert.deepEqual(actual, operators); - }); - - QUnit.test('should deburr combining diacritical marks', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(comboMarks, lodashStable.constant('ei')); - - var actual = lodashStable.map(comboMarks, function(chr) { - return _.deburr('e' + chr + 'i'); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.defaults'); - - (function() { - QUnit.test('should assign source properties if missing on `object`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.defaults({ 'a': 1 }, { 'a': 2, 'b': 2 }), { 'a': 1, 'b': 2 }); - }); - - QUnit.test('should accept multiple sources', function(assert) { - assert.expect(2); - - var expected = { 'a': 1, 'b': 2, 'c': 3 }; - assert.deepEqual(_.defaults({ 'a': 1, 'b': 2 }, { 'b': 3 }, { 'c': 3 }), expected); - assert.deepEqual(_.defaults({ 'a': 1, 'b': 2 }, { 'b': 3, 'c': 3 }, { 'c': 2 }), expected); - }); - - QUnit.test('should not overwrite `null` values', function(assert) { - assert.expect(1); - - var actual = _.defaults({ 'a': null }, { 'a': 1 }); - assert.strictEqual(actual.a, null); - }); - - QUnit.test('should overwrite `undefined` values', function(assert) { - assert.expect(1); - - var actual = _.defaults({ 'a': undefined }, { 'a': 1 }); - assert.strictEqual(actual.a, 1); - }); - - QUnit.test('should assign properties that shadow those on `Object.prototype`', function(assert) { - assert.expect(2); - - var object = { - 'constructor': objectProto.constructor, - 'hasOwnProperty': objectProto.hasOwnProperty, - 'isPrototypeOf': objectProto.isPrototypeOf, - 'propertyIsEnumerable': objectProto.propertyIsEnumerable, - 'toLocaleString': objectProto.toLocaleString, - 'toString': objectProto.toString, - 'valueOf': objectProto.valueOf - }; - - var source = { - 'constructor': 1, - 'hasOwnProperty': 2, - 'isPrototypeOf': 3, - 'propertyIsEnumerable': 4, - 'toLocaleString': 5, - 'toString': 6, - 'valueOf': 7 - }; - - assert.deepEqual(_.defaults({}, source), source); - assert.deepEqual(_.defaults({}, object, source), object); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.defaultsDeep'); - - (function() { - QUnit.test('should deep assign source properties if missing on `object`', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': 2 }, 'd': 4 }, - source = { 'a': { 'b': 3, 'c': 3 }, 'e': 5 }, - expected = { 'a': { 'b': 2, 'c': 3 }, 'd': 4, 'e': 5 }; - - assert.deepEqual(_.defaultsDeep(object, source), expected); - }); - - QUnit.test('should accept multiple sources', function(assert) { - assert.expect(2); - - var source1 = { 'a': { 'b': 3 } }, - source2 = { 'a': { 'c': 3 } }, - source3 = { 'a': { 'b': 3, 'c': 3 } }, - source4 = { 'a': { 'c': 4 } }, - expected = { 'a': { 'b': 2, 'c': 3 } }; - - assert.deepEqual(_.defaultsDeep({ 'a': { 'b': 2 } }, source1, source2), expected); - assert.deepEqual(_.defaultsDeep({ 'a': { 'b': 2 } }, source3, source4), expected); - }); - - QUnit.test('should not overwrite `null` values', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': null } }, - source = { 'a': { 'b': 2 } }, - actual = _.defaultsDeep(object, source); - - assert.strictEqual(actual.a.b, null); - }); - - QUnit.test('should not overwrite regexp values', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': /x/ } }, - source = { 'a': { 'b': /y/ } }, - actual = _.defaultsDeep(object, source); - - assert.deepEqual(actual.a.b, /x/); - }); - - QUnit.test('should not convert function properties to objects', function(assert) { - assert.expect(2); - - var actual = _.defaultsDeep({}, { 'a': noop }); - assert.strictEqual(actual.a, noop); - - actual = _.defaultsDeep({}, { 'a': { 'b': noop } }); - assert.strictEqual(actual.a.b, noop); - }); - - QUnit.test('should overwrite `undefined` values', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': undefined } }, - source = { 'a': { 'b': 2 } }, - actual = _.defaultsDeep(object, source); - - assert.strictEqual(actual.a.b, 2); - }); - - QUnit.test('should merge sources containing circular references', function(assert) { - assert.expect(2); - - var object = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': { 'a': 2 } - }; - - var source = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': {} - }; - - object.foo.b.c.d = object; - source.foo.b.c.d = source; - source.bar.b = source.foo.b; - - var actual = _.defaultsDeep(object, source); - - assert.strictEqual(actual.bar.b, actual.foo.b); - assert.strictEqual(actual.foo.b.c.d, actual.foo.b.c.d.foo.b.c.d); - }); - - QUnit.test('should not modify sources', function(assert) { - assert.expect(3); - - var source1 = { 'a': 1, 'b': { 'c': 2 } }, - source2 = { 'b': { 'c': 3, 'd': 3 } }, - actual = _.defaultsDeep({}, source1, source2); - - assert.deepEqual(actual, { 'a': 1, 'b': { 'c': 2, 'd': 3 } }); - assert.deepEqual(source1, { 'a': 1, 'b': { 'c': 2 } }); - assert.deepEqual(source2, { 'b': { 'c': 3, 'd': 3 } }); - }); - - QUnit.test('should not attempt a merge of a string into an array', function(assert) { - assert.expect(1); - - var actual = _.defaultsDeep({ 'a': ['abc'] }, { 'a': 'abc' }); - assert.deepEqual(actual, { 'a': ['abc'] }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.defer'); - - (function() { - QUnit.test('should defer `func` execution', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var pass = false; - _.defer(function() { pass = true; }); - - setTimeout(function() { - assert.ok(pass); - done(); - }, 32); - }); - - QUnit.test('should provide additional arguments to `func`', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var args; - - _.defer(function() { - args = slice.call(arguments); - }, 1, 2); - - setTimeout(function() { - assert.deepEqual(args, [1, 2]); - done(); - }, 32); - }); - - QUnit.test('should be cancelable', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var pass = true, - timerId = _.defer(function() { pass = false; }); - - clearTimeout(timerId); - - setTimeout(function() { - assert.ok(pass); - done(); - }, 32); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.delay'); - - (function() { - QUnit.test('should delay `func` execution', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var pass = false; - _.delay(function() { pass = true; }, 32); - - setTimeout(function() { - assert.notOk(pass); - }, 1); - - setTimeout(function() { - assert.ok(pass); - done(); - }, 64); - }); - - QUnit.test('should provide additional arguments to `func`', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var args; - - _.delay(function() { - args = slice.call(arguments); - }, 32, 1, 2); - - setTimeout(function() { - assert.deepEqual(args, [1, 2]); - done(); - }, 64); - }); - - QUnit.test('should use a default `wait` of `0`', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var pass = false; - _.delay(function() { pass = true; }); - - assert.notOk(pass); - - setTimeout(function() { - assert.ok(pass); - done(); - }, 0); - }); - - QUnit.test('should be cancelable', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var pass = true, - timerId = _.delay(function() { pass = false; }, 32); - - clearTimeout(timerId); - - setTimeout(function() { - assert.ok(pass); - done(); - }, 64); - }); - - QUnit.test('should work with mocked `setTimeout`', function(assert) { - assert.expect(1); - - if (!isPhantom) { - var pass = false, - setTimeout = root.setTimeout; - - setProperty(root, 'setTimeout', function(func) { func(); }); - _.delay(function() { pass = true; }, 32); - setProperty(root, 'setTimeout', setTimeout); - - assert.ok(pass); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('difference methods'); - - lodashStable.each(['difference', 'differenceBy', 'differenceWith'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the difference of two arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1], [2, 3]); - assert.deepEqual(actual, [1]); - }); - - QUnit.test('`_.' + methodName + '` should return the difference of multiple arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1, 2, 3], [3, 4], [3, 2]); - assert.deepEqual(actual, [1]); - }); - - QUnit.test('`_.' + methodName + '` should treat `-0` as `0`', function(assert) { - assert.expect(2); - - var array = [-0, 0]; - - var actual = lodashStable.map(array, function(value) { - return func(array, [value]); - }); - - assert.deepEqual(actual, [[], []]); - - actual = lodashStable.map(func([-0, 1], [1]), lodashStable.toString); - assert.deepEqual(actual, ['0']); - }); - - QUnit.test('`_.' + methodName + '` should match `NaN`', function(assert) { - assert.expect(1); - - assert.deepEqual(func([1, NaN, 3], [NaN, 5, NaN]), [1, 3]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays', function(assert) { - assert.expect(1); - - var array1 = lodashStable.range(LARGE_ARRAY_SIZE + 1), - array2 = lodashStable.range(LARGE_ARRAY_SIZE), - a = {}, - b = {}, - c = {}; - - array1.push(a, b, c); - array2.push(b, c, a); - - assert.deepEqual(func(array1, array2), [LARGE_ARRAY_SIZE]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of `-0` as `0`', function(assert) { - assert.expect(2); - - var array = [-0, 0]; - - var actual = lodashStable.map(array, function(value) { - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, lodashStable.constant(value)); - return func(array, largeArray); - }); - - assert.deepEqual(actual, [[], []]); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubOne); - actual = lodashStable.map(func([-0, 1], largeArray), lodashStable.toString); - assert.deepEqual(actual, ['0']); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of `NaN`', function(assert) { - assert.expect(1); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubNaN); - assert.deepEqual(func([1, NaN, 3], largeArray), [1, 3]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of objects', function(assert) { - assert.expect(1); - - var object1 = {}, - object2 = {}, - largeArray = lodashStable.times(LARGE_ARRAY_SIZE, lodashStable.constant(object1)); - - assert.deepEqual(func([object1, object2], largeArray), [object2]); - }); - - QUnit.test('`_.' + methodName + '` should ignore values that are not array-like', function(assert) { - assert.expect(3); - - var array = [1, null, 3]; - - assert.deepEqual(func(args, 3, { '0': 1 }), [1, 2, 3]); - assert.deepEqual(func(null, array, 1), []); - assert.deepEqual(func(array, args, null), [null]); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.differenceBy'); - - (function() { - QUnit.test('should accept an `iteratee` argument', function(assert) { - assert.expect(2); - - var actual = _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor); - assert.deepEqual(actual, [1.2]); - - actual = _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x'); - assert.deepEqual(actual, [{ 'x': 2 }]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.differenceBy([2.1, 1.2], [2.3, 3.4], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [2.3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.differenceWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }], - actual = _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], lodashStable.isEqual); - - assert.deepEqual(actual, [objects[1]]); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var array = [-0, 1], - largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubOne), - others = [[1], largeArray], - expected = lodashStable.map(others, lodashStable.constant(['-0'])); - - var actual = lodashStable.map(others, function(other) { - return lodashStable.map(_.differenceWith(array, other, lodashStable.eq), lodashStable.toString); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.divide'); - - (function() { - QUnit.test('should divide two numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.divide(6, 4), 1.5); - assert.strictEqual(_.divide(-6, 4), -1.5); - assert.strictEqual(_.divide(-6, -4), 1.5); - }); - - QUnit.test('should coerce arguments to numbers', function(assert) { - assert.expect(2); - - assert.strictEqual(_.divide('6', '4'), 1.5); - assert.deepEqual(_.divide('x', 'y'), NaN); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.drop'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should drop the first two elements', function(assert) { - assert.expect(1); - - assert.deepEqual(_.drop(array, 2), [3]); - }); - - QUnit.test('should treat falsey `n` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? [2, 3] : array; - }); - - var actual = lodashStable.map(falsey, function(n) { - return _.drop(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return all elements when `n` < `1`', function(assert) { - assert.expect(3); - - lodashStable.each([0, -1, -Infinity], function(n) { - assert.deepEqual(_.drop(array, n), array); - }); - }); - - QUnit.test('should return an empty array when `n` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(n) { - assert.deepEqual(_.drop(array, n), []); - }); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(1); - - assert.deepEqual(_.drop(array, 1.6), [2, 3]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.drop); - - assert.deepEqual(actual, [[2, 3], [5, 6], [8, 9]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(6); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - predicate = function(value) { values.push(value); return isEven(value); }, - values = [], - actual = _(array).drop(2).drop().value(); - - assert.deepEqual(actual, array.slice(3)); - - actual = _(array).filter(predicate).drop(2).drop().value(); - assert.deepEqual(values, array); - assert.deepEqual(actual, _.drop(_.drop(_.filter(array, predicate), 2))); - - actual = _(array).drop(2).dropRight().drop().dropRight(2).value(); - assert.deepEqual(actual, _.dropRight(_.drop(_.dropRight(_.drop(array, 2))), 2)); - - values = []; - - actual = _(array).drop().filter(predicate).drop(2).dropRight().drop().dropRight(2).value(); - assert.deepEqual(values, array.slice(1)); - assert.deepEqual(actual, _.dropRight(_.drop(_.dropRight(_.drop(_.filter(_.drop(array), predicate), 2))), 2)); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.dropRight'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should drop the last two elements', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropRight(array, 2), [1]); - }); - - QUnit.test('should treat falsey `n` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? [1, 2] : array; - }); - - var actual = lodashStable.map(falsey, function(n) { - return _.dropRight(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return all elements when `n` < `1`', function(assert) { - assert.expect(3); - - lodashStable.each([0, -1, -Infinity], function(n) { - assert.deepEqual(_.dropRight(array, n), array); - }); - }); - - QUnit.test('should return an empty array when `n` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(n) { - assert.deepEqual(_.dropRight(array, n), []); - }); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropRight(array, 1.6), [1, 2]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.dropRight); - - assert.deepEqual(actual, [[1, 2], [4, 5], [7, 8]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(6); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - predicate = function(value) { values.push(value); return isEven(value); }, - values = [], - actual = _(array).dropRight(2).dropRight().value(); - - assert.deepEqual(actual, array.slice(0, -3)); - - actual = _(array).filter(predicate).dropRight(2).dropRight().value(); - assert.deepEqual(values, array); - assert.deepEqual(actual, _.dropRight(_.dropRight(_.filter(array, predicate), 2))); - - actual = _(array).dropRight(2).drop().dropRight().drop(2).value(); - assert.deepEqual(actual, _.drop(_.dropRight(_.drop(_.dropRight(array, 2))), 2)); - - values = []; - - actual = _(array).dropRight().filter(predicate).dropRight(2).drop().dropRight().drop(2).value(); - assert.deepEqual(values, array.slice(0, -1)); - assert.deepEqual(actual, _.drop(_.dropRight(_.drop(_.dropRight(_.filter(_.dropRight(array), predicate), 2))), 2)); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.dropRightWhile'); - - (function() { - var array = [1, 2, 3, 4]; - - var objects = [ - { 'a': 0, 'b': 0 }, - { 'a': 1, 'b': 1 }, - { 'a': 2, 'b': 2 } - ]; - - QUnit.test('should drop elements while `predicate` returns truthy', function(assert) { - assert.expect(1); - - var actual = _.dropRightWhile(array, function(n) { - return n > 2; - }); - - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('should provide the correct `predicate` arguments', function(assert) { - assert.expect(1); - - var args; - - _.dropRightWhile(array, function() { - args = slice.call(arguments); - }); - - assert.deepEqual(args, [4, 3, array]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropRightWhile(objects, { 'b': 2 }), objects.slice(0, 2)); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropRightWhile(objects, ['b', 2]), objects.slice(0, 2)); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropRightWhile(objects, 'b'), objects.slice(0, 1)); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _(array).dropRightWhile(function(n) { - return n > 2; - }); - - assert.ok(wrapped instanceof _); - assert.deepEqual(wrapped.value(), [1, 2]); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.dropWhile'); - - (function() { - var array = [1, 2, 3, 4]; - - var objects = [ - { 'a': 2, 'b': 2 }, - { 'a': 1, 'b': 1 }, - { 'a': 0, 'b': 0 } - ]; - - QUnit.test('should drop elements while `predicate` returns truthy', function(assert) { - assert.expect(1); - - var actual = _.dropWhile(array, function(n) { - return n < 3; - }); - - assert.deepEqual(actual, [3, 4]); - }); - - QUnit.test('should provide the correct `predicate` arguments', function(assert) { - assert.expect(1); - - var args; - - _.dropWhile(array, function() { - args = slice.call(arguments); - }); - - assert.deepEqual(args, [1, 0, array]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropWhile(objects, { 'b': 2 }), objects.slice(1)); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropWhile(objects, ['b', 2]), objects.slice(1)); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.dropWhile(objects, 'b'), objects.slice(2)); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(3); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 3), - predicate = function(n) { return n < 3; }, - expected = _.dropWhile(array, predicate), - wrapped = _(array).dropWhile(predicate); - - assert.deepEqual(wrapped.value(), expected); - assert.deepEqual(wrapped.reverse().value(), expected.slice().reverse()); - assert.strictEqual(wrapped.last(), _.last(expected)); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should work in a lazy sequence with `drop`', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 3); - - var actual = _(array) - .dropWhile(function(n) { return n == 1; }) - .drop() - .dropWhile(function(n) { return n == 3; }) - .value(); - - assert.deepEqual(actual, array.slice(3)); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.endsWith'); - - (function() { - var string = 'abc'; - - QUnit.test('should return `true` if a string ends with `target`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.endsWith(string, 'c'), true); - }); - - QUnit.test('should return `false` if a string does not end with `target`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.endsWith(string, 'b'), false); - }); - - QUnit.test('should work with a `position` argument', function(assert) { - assert.expect(1); - - assert.strictEqual(_.endsWith(string, 'b', 2), true); - }); - - QUnit.test('should work with `position` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 5, MAX_SAFE_INTEGER, Infinity], function(position) { - assert.strictEqual(_.endsWith(string, 'c', position), true); - }); - }); - - QUnit.test('should treat falsey `position` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(position) { - return _.endsWith(string, position === undefined ? 'c' : '', position); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should treat a negative `position` as `0`', function(assert) { - assert.expect(6); - - lodashStable.each([-1, -3, -Infinity], function(position) { - assert.ok(lodashStable.every(string, function(chr) { - return !_.endsWith(string, chr, position); - })); - assert.strictEqual(_.endsWith(string, '', position), true); - }); - }); - - QUnit.test('should coerce `position` to an integer', function(assert) { - assert.expect(1); - - assert.strictEqual(_.endsWith(string, 'ab', 2.2), true); - }); - - QUnit.test('should return `true` when `target` is an empty string regardless of `position`', function(assert) { - assert.expect(1); - - assert.ok(lodashStable.every([-Infinity, NaN, -3, -1, 0, 1, 2, 3, 5, MAX_SAFE_INTEGER, Infinity], function(position) { - return _.endsWith(string, '', position, true); - })); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.eq'); - - (function() { - QUnit.test('should perform a `SameValueZero` comparison of two values', function(assert) { - assert.expect(11); - - assert.strictEqual(_.eq(), true); - assert.strictEqual(_.eq(undefined), true); - assert.strictEqual(_.eq(0, -0), true); - assert.strictEqual(_.eq(NaN, NaN), true); - assert.strictEqual(_.eq(1, 1), true); - - assert.strictEqual(_.eq(null, undefined), false); - assert.strictEqual(_.eq(1, Object(1)), false); - assert.strictEqual(_.eq(1, '1'), false); - assert.strictEqual(_.eq(1, '1'), false); - - var object = { 'a': 1 }; - assert.strictEqual(_.eq(object, object), true); - assert.strictEqual(_.eq(object, { 'a': 1 }), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.escape'); - - (function() { - var escaped = '&<>"'`\/', - unescaped = '&<>"\'`\/'; - - escaped += escaped; - unescaped += unescaped; - - QUnit.test('should escape values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escape(unescaped), escaped); - }); - - QUnit.test('should not escape the "/" character', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escape('/'), '/'); - }); - - QUnit.test('should handle strings with nothing to escape', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escape('abc'), 'abc'); - }); - - QUnit.test('should escape the same characters unescaped by `_.unescape`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escape(_.unescape(escaped)), escaped); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.escapeRegExp'); - - (function() { - var escaped = '\\^\\$\\.\\*\\+\\?\\(\\)\\[\\]\\{\\}\\|\\\\', - unescaped = '^$.*+?()[]{}|\\'; - - QUnit.test('should escape values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escapeRegExp(unescaped + unescaped), escaped + escaped); - }); - - QUnit.test('should handle strings with nothing to escape', function(assert) { - assert.expect(1); - - assert.strictEqual(_.escapeRegExp('abc'), 'abc'); - }); - - QUnit.test('should return an empty string for empty values', function(assert) { - assert.expect(1); - - var values = [, null, undefined, ''], - expected = lodashStable.map(values, stubString); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.escapeRegExp(value) : _.escapeRegExp(); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.every'); - - (function() { - QUnit.test('should return `true` if `predicate` returns truthy for all elements', function(assert) { - assert.expect(1); - - assert.strictEqual(lodashStable.every([true, 1, 'a'], identity), true); - }); - - QUnit.test('should return `true` for empty collections', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubTrue); - - var actual = lodashStable.map(empties, function(value) { - try { - return _.every(value, identity); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` as soon as `predicate` returns falsey', function(assert) { - assert.expect(2); - - var count = 0; - - assert.strictEqual(_.every([true, null, true], function(value) { - count++; - return value; - }), false); - - assert.strictEqual(count, 2); - }); - - QUnit.test('should work with collections of `undefined` values (test in IE < 9)', function(assert) { - assert.expect(1); - - assert.strictEqual(_.every([undefined, undefined, undefined], identity), false); - }); - - QUnit.test('should use `_.identity` when `predicate` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value, index) { - var array = [0]; - return index ? _.every(array, value) : _.every(array); - }); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(values, stubTrue); - actual = lodashStable.map(values, function(value, index) { - var array = [1]; - return index ? _.every(array, value) : _.every(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 0, 'b': 1 }, { 'a': 1, 'b': 2 }]; - assert.strictEqual(_.every(objects, 'a'), false); - assert.strictEqual(_.every(objects, 'b'), true); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 0, 'b': 0 }, { 'a': 0, 'b': 1 }]; - assert.strictEqual(_.every(objects, { 'a': 0 }), true); - assert.strictEqual(_.every(objects, { 'b': 1 }), false); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([[1]], _.every); - assert.deepEqual(actual, [true]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('strict mode checks'); - - lodashStable.each(['assign', 'assignIn', 'bindAll', 'defaults'], function(methodName) { - var func = _[methodName], - isBindAll = methodName == 'bindAll'; - - QUnit.test('`_.' + methodName + '` should ' + (isStrict ? '' : 'not ') + 'throw strict mode errors', function(assert) { - assert.expect(1); - - if (freeze) { - var object = freeze({ 'a': undefined, 'b': function() {} }), - pass = !isStrict; - - try { - func(object, isBindAll ? 'b' : { 'a': 1 }); - } catch (e) { - pass = !pass; - } - assert.ok(pass); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.fill'); - - (function() { - QUnit.test('should use a default `start` of `0` and a default `end` of `length`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a'), ['a', 'a', 'a']); - }); - - QUnit.test('should use `undefined` for `value` if not given', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - actual = _.fill(array); - - assert.deepEqual(actual, Array(3)); - assert.ok(lodashStable.every(actual, function(value, index) { - return index in actual; - })); - }); - - QUnit.test('should work with a positive `start`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', 1), [1, 'a', 'a']); - }); - - QUnit.test('should work with a `start` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(start) { - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', start), [1, 2, 3]); - }); - }); - - QUnit.test('should treat falsey `start` values as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant(['a', 'a', 'a'])); - - var actual = lodashStable.map(falsey, function(start) { - var array = [1, 2, 3]; - return _.fill(array, 'a', start); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with a negative `start`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', -1), [1, 2, 'a']); - }); - - QUnit.test('should work with a negative `start` <= negative `length`', function(assert) { - assert.expect(3); - - lodashStable.each([-3, -4, -Infinity], function(start) { - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', start), ['a', 'a', 'a']); - }); - }); - - QUnit.test('should work with `start` >= `end`', function(assert) { - assert.expect(2); - - lodashStable.each([2, 3], function(start) { - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', start, 2), [1, 2, 3]); - }); - }); - - QUnit.test('should work with a positive `end`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', 0, 1), ['a', 2, 3]); - }); - - QUnit.test('should work with a `end` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(end) { - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', 0, end), ['a', 'a', 'a']); - }); - }); - - QUnit.test('should treat falsey `end` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? ['a', 'a', 'a'] : [1, 2, 3]; - }); - - var actual = lodashStable.map(falsey, function(end) { - var array = [1, 2, 3]; - return _.fill(array, 'a', 0, end); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with a negative `end`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', 0, -1), ['a', 'a', 3]); - }); - - QUnit.test('should work with a negative `end` <= negative `length`', function(assert) { - assert.expect(3); - - lodashStable.each([-3, -4, -Infinity], function(end) { - var array = [1, 2, 3]; - assert.deepEqual(_.fill(array, 'a', 0, end), [1, 2, 3]); - }); - }); - - QUnit.test('should coerce `start` and `end` to integers', function(assert) { - assert.expect(1); - - var positions = [[0.1, 1.6], ['0', 1], [0, '1'], ['1'], [NaN, 1], [1, NaN]]; - - var actual = lodashStable.map(positions, function(pos) { - var array = [1, 2, 3]; - return _.fill.apply(_, [array, 'a'].concat(pos)); - }); - - assert.deepEqual(actual, [['a', 2, 3], ['a', 2, 3], ['a', 2, 3], [1, 'a', 'a'], ['a', 2, 3], [1, 2, 3]]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2], [3, 4]], - actual = lodashStable.map(array, _.fill); - - assert.deepEqual(actual, [[0, 0], [1, 1]]); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(3); - - if (!isNpm) { - var array = [1, 2, 3], - wrapped = _(array).fill('a'), - actual = wrapped.value(); - - assert.ok(wrapped instanceof _); - assert.strictEqual(actual, array); - assert.deepEqual(actual, ['a', 'a', 'a']); - } - else { - skipAssert(assert, 3); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.filter'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should return elements `predicate` returns truthy for', function(assert) { - assert.expect(1); - - assert.deepEqual(_.filter(array, isEven), [2]); - }); - - QUnit.test('should iterate over an object with numeric keys (test in Mobile Safari 8)', function(assert) { - assert.expect(1); - - // Trigger a mobile Safari 8 JIT bug. - // See https://github.com/lodash/lodash/issues/799. - var counter = 0, - object = { '1': 'foo', '8': 'bar', '50': 'baz' }; - - lodashStable.times(1000, function(assert) { - _.filter([], stubTrue); - }); - - _.filter(object, function() { - counter++; - return true; - }); - - assert.strictEqual(counter, 3); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - lodashStable.each(['find', 'findLast', 'findIndex', 'findLastIndex', 'findKey', 'findLastKey'], function(methodName) { - QUnit.module('lodash.' + methodName); - - var func = _[methodName]; - - (function() { - var objects = [ - { 'a': 0, 'b': 0 }, - { 'a': 1, 'b': 1 }, - { 'a': 2, 'b': 2 } - ]; - - var expected = ({ - 'find': [objects[1], undefined, objects[2]], - 'findLast': [objects[2], undefined, objects[2]], - 'findIndex': [1, -1, 2], - 'findLastIndex': [2, -1, 2], - 'findKey': ['1', undefined, '2'], - 'findLastKey': ['2', undefined, '2'] - })[methodName]; - - QUnit.test('`_.' + methodName + '` should return the found value', function(assert) { - assert.expect(1); - - assert.strictEqual(func(objects, function(object) { return object.a; }), expected[0]); - }); - - QUnit.test('`_.' + methodName + '` should return `' + expected[1] + '` if value is not found', function(assert) { - assert.expect(1); - - assert.strictEqual(func(objects, function(object) { return object.a === 3; }), expected[1]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.strictEqual(func(objects, { 'b': 2 }), expected[2]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - assert.strictEqual(func(objects, ['b', 2]), expected[2]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.strictEqual(func(objects, 'b'), expected[0]); - }); - - QUnit.test('`_.' + methodName + '` should return `' + expected[1] + '` for empty collections', function(assert) { - assert.expect(1); - - var emptyValues = lodashStable.endsWith(methodName, 'Index') ? lodashStable.reject(empties, lodashStable.isPlainObject) : empties, - expecting = lodashStable.map(emptyValues, lodashStable.constant(expected[1])); - - var actual = lodashStable.map(emptyValues, function(value) { - try { - return func(value, { 'a': 3 }); - } catch (e) {} - }); - - assert.deepEqual(actual, expecting); - }); - }()); - - (function() { - var array = [1, 2, 3, 4]; - - var expected = ({ - 'find': [0, 1, 2, 3], - 'findLast': [3, 2, 1, 0], - 'findIndex': [0, 1, 2, 3], - 'findLastIndex': [3, 2, 1, 0] - })[methodName]; - - if (expected != null) { - QUnit.test('`_.' + methodName + '` should pass the index as the second argument for `iteratee`', function(assert) { - assert.expect(1); - - var actual = []; - - func(array, function(n, index) { - actual.push(index); - return false; - }); - - assert.deepEqual(actual, expected); - }); - } - }()); - - (function() { - var array = [1, 2, 3, 4]; - - QUnit.test('`_.' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - var expected = ({ - 'find': 1, - 'findLast': 4, - 'findIndex': 0, - 'findLastIndex': 3, - 'findKey': '0', - 'findLastKey': '3' - })[methodName]; - - if (!isNpm) { - assert.strictEqual(_(array)[methodName](), expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).chain()[methodName]() instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should not execute immediately when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(array).chain()[methodName](); - assert.strictEqual(wrapped.__wrapped__, array); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should work in a lazy sequence', function(assert) { - assert.expect(2); - - if (!isNpm) { - var largeArray = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - smallArray = array; - - lodashStable.times(2, function(index) { - var array = index ? largeArray : smallArray, - wrapped = _(array).filter(isEven); - - assert.strictEqual(wrapped[methodName](), func(lodashStable.filter(array, isEven))); - }); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - (function() { - var expected = ({ - 'find': 1, - 'findLast': 2, - 'findKey': 'a', - 'findLastKey': 'b' - })[methodName]; - - if (expected != null) { - QUnit.test('`_.' + methodName + '` should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = func({ 'a': 1, 'b': 2, 'c': 3 }, function(n) { - return n < 3; - }); - - assert.strictEqual(actual, expected); - }); - } - }()); - - (function() { - var expected = ({ - 'find': ['a', 'b', 'c'], - 'findLast': ['c', 'b', 'a'], - 'findKey': ['a', 'b', 'c'], - 'findLastKey': ['c', 'b', 'a'] - })[methodName]; - - if (expected != null) { - QUnit.test('`_.' + methodName + '` should pass the key as the second argument for `iteratee`', function(assert) { - assert.expect(1); - - var actual = []; - - func({ 'a': 1, 'b': 2, 'c': 3 }, function(n, key) { - actual.push(key); - return false; - }); - - assert.deepEqual(actual, expected); - }); - } - }()); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.find and lodash.findLast'); - - lodashStable.each(['find', 'findLast'], function(methodName) { - var isFind = methodName == 'find'; - - QUnit.test('`_.' + methodName + '` should support shortcut fusion', function(assert) { - assert.expect(3); - - if (!isNpm) { - var findCount = 0, - mapCount = 0, - array = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - iteratee = function(value) { mapCount++; return square(value); }, - predicate = function(value) { findCount++; return isEven(value); }, - actual = _(array).map(iteratee)[methodName](predicate); - - assert.strictEqual(findCount, isFind ? 2 : 1); - assert.strictEqual(mapCount, isFind ? 2 : 1); - assert.strictEqual(actual, isFind ? 4 : square(LARGE_ARRAY_SIZE)); - } - else { - skipAssert(assert, 3); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.find and lodash.includes'); - - lodashStable.each(['includes', 'find'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3, 4)), - func = _[methodName], - isIncludes = methodName == 'includes', - resolve = methodName == 'find' ? lodashStable.curry(lodashStable.eq) : identity; - - lodashStable.each({ - 'an `arguments` object': args, - 'an array': [1, 2, 3, 4] - }, - function(collection, key) { - var values = lodashStable.toArray(collection); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and a positive `fromIndex`', function(assert) { - assert.expect(1); - - var expected = [ - isIncludes || values[2], - isIncludes ? false : undefined - ]; - - var actual = [ - func(collection, resolve(values[2]), 2), - func(collection, resolve(values[1]), 2) - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and a `fromIndex` >= `length`', function(assert) { - assert.expect(1); - - var indexes = [4, 6, Math.pow(2, 32), Infinity]; - - var expected = lodashStable.map(indexes, function() { - var result = isIncludes ? false : undefined; - return [result, result, result]; - }); - - var actual = lodashStable.map(indexes, function(fromIndex) { - return [ - func(collection, resolve(1), fromIndex), - func(collection, resolve(undefined), fromIndex), - func(collection, resolve(''), fromIndex) - ]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and treat falsey `fromIndex` values as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant(isIncludes || values[0])); - - var actual = lodashStable.map(falsey, function(fromIndex) { - return func(collection, resolve(values[0]), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and coerce `fromIndex` to an integer', function(assert) { - assert.expect(1); - - var expected = [ - isIncludes || values[0], - isIncludes || values[0], - isIncludes ? false : undefined - ]; - - var actual = [ - func(collection, resolve(values[0]), 0.1), - func(collection, resolve(values[0]), NaN), - func(collection, resolve(values[0]), '1') - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and a negative `fromIndex`', function(assert) { - assert.expect(1); - - var expected = [ - isIncludes || values[2], - isIncludes ? false : undefined - ]; - - var actual = [ - func(collection, resolve(values[2]), -2), - func(collection, resolve(values[1]), -2) - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with ' + key + ' and a negative `fromIndex` <= `-length`', function(assert) { - assert.expect(1); - - var indexes = [-4, -6, -Infinity], - expected = lodashStable.map(indexes, lodashStable.constant(isIncludes || values[0])); - - var actual = lodashStable.map(indexes, function(fromIndex) { - return func(collection, resolve(values[0]), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.findIndex and lodash.indexOf'); - - lodashStable.each(['findIndex', 'indexOf'], function(methodName) { - var array = [1, 2, 3, 1, 2, 3], - func = _[methodName], - resolve = methodName == 'findIndex' ? lodashStable.curry(lodashStable.eq) : identity; - - QUnit.test('`_.' + methodName + '` should return the index of the first matched value', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(3)), 2); - }); - - QUnit.test('`_.' + methodName + '` should work with a positive `fromIndex`', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(1), 2), 3); - }); - - QUnit.test('`_.' + methodName + '` should work with a `fromIndex` >= `length`', function(assert) { - assert.expect(1); - - var values = [6, 8, Math.pow(2, 32), Infinity], - expected = lodashStable.map(values, lodashStable.constant([-1, -1, -1])); - - var actual = lodashStable.map(values, function(fromIndex) { - return [ - func(array, resolve(undefined), fromIndex), - func(array, resolve(1), fromIndex), - func(array, resolve(''), fromIndex) - ]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative `fromIndex`', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(2), -3), 4); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative `fromIndex` <= `-length`', function(assert) { - assert.expect(1); - - var values = [-6, -8, -Infinity], - expected = lodashStable.map(values, stubZero); - - var actual = lodashStable.map(values, function(fromIndex) { - return func(array, resolve(1), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should treat falsey `fromIndex` values as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubZero); - - var actual = lodashStable.map(falsey, function(fromIndex) { - return func(array, resolve(1), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce `fromIndex` to an integer', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(2), 1.2), 1); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.findLast'); - - (function() { - var args = (function() { return arguments; }(1, 2, 3, 4)), - resolve = lodashStable.curry(lodashStable.eq); - - lodashStable.each({ - 'an `arguments` object': args, - 'an array': [1, 2, 3, 4], - }, - function(collection, key) { - var values = lodashStable.toArray(collection); - - QUnit.test('should work with ' + key + ' and a positive `fromIndex`', function(assert) { - assert.expect(1); - - var expected = [ - values[2], - undefined - ]; - - var actual = [ - _.findLast(collection, resolve(values[2]), 2), - _.findLast(collection, resolve(values[3]), 2) - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with ' + key + ' and a `fromIndex` >= `length`', function(assert) { - assert.expect(1); - - var indexes = [4, 6, Math.pow(2, 32), Infinity]; - - var expected = lodashStable.map(indexes, lodashStable.constant([values[0], undefined, undefined])); - - var actual = lodashStable.map(indexes, function(fromIndex) { - return [ - _.findLast(collection, resolve(1), fromIndex), - _.findLast(collection, resolve(undefined), fromIndex), - _.findLast(collection, resolve(''), fromIndex) - ]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with ' + key + ' and treat falsey `fromIndex` values correctly', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? values[3] : undefined; - }); - - var actual = lodashStable.map(falsey, function(fromIndex) { - return _.findLast(collection, resolve(values[3]), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with ' + key + ' and coerce `fromIndex` to an integer', function(assert) { - assert.expect(1); - - var expected = [ - values[0], - values[0], - undefined - ]; - - var actual = [ - _.findLast(collection, resolve(values[0]), 0.1), - _.findLast(collection, resolve(values[0]), NaN), - _.findLast(collection, resolve(values[2]), '1') - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with ' + key + ' and a negative `fromIndex`', function(assert) { - assert.expect(1); - - var expected = [ - values[2], - undefined - ]; - - var actual = [ - _.findLast(collection, resolve(values[2]), -2), - _.findLast(collection, resolve(values[3]), -2) - ]; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with ' + key + ' and a negative `fromIndex` <= `-length`', function(assert) { - assert.expect(1); - - var indexes = [-4, -6, -Infinity], - expected = lodashStable.map(indexes, lodashStable.constant(values[0])); - - var actual = lodashStable.map(indexes, function(fromIndex) { - return _.findLast(collection, resolve(values[0]), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.flip'); - - (function() { - function fn() { - return slice.call(arguments); - } - - QUnit.test('should flip arguments provided to `func`', function(assert) { - assert.expect(1); - - var flipped = _.flip(fn); - assert.deepEqual(flipped('a', 'b', 'c', 'd'), ['d', 'c', 'b', 'a']); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.flatMapDepth'); - - (function() { - var array = [1, [2, [3, [4]], 5]]; - - QUnit.test('should use a default `depth` of `1`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.flatMapDepth(array, identity), [1, 2, [3, [4]], 5]); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([1, 2, [3, [4]], 5])); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.flatMapDepth(array, value) : _.flatMapDepth(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should treat a `depth` of < `1` as a shallow clone', function(assert) { - assert.expect(2); - - lodashStable.each([-1, 0], function(depth) { - assert.deepEqual(_.flatMapDepth(array, identity, depth), [1, [2, [3, [4]], 5]]); - }); - }); - - QUnit.test('should coerce `depth` to an integer', function(assert) { - assert.expect(1); - - assert.deepEqual(_.flatMapDepth(array, identity, 2.2), [1, 2, 3, [4], 5]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('flatMap methods'); - - lodashStable.each(['flatMap', 'flatMapDeep', 'flatMapDepth'], function(methodName) { - var func = _[methodName], - array = [1, 2, 3, 4]; - - function duplicate(n) { - return [n, n]; - } - - QUnit.test('`_.' + methodName + '` should map values in `array` to a new flattened array', function(assert) { - assert.expect(1); - - var actual = func(array, duplicate), - expected = lodashStable.flatten(lodashStable.map(array, duplicate)); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1, 2] }, { 'a': [3, 4] }]; - assert.deepEqual(func(objects, 'a'), array); - }); - - QUnit.test('`_.' + methodName + '` should iterate over own string keyed properties of objects', function(assert) { - assert.expect(1); - - function Foo() { - this.a = [1, 2]; - } - Foo.prototype.b = [3, 4]; - - var actual = func(new Foo, identity); - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('`_.' + methodName + '` should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(2); - - var array = [[1, 2], [3, 4]], - object = { 'a': [1, 2], 'b': [3, 4] }, - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([1, 2, 3, 4])); - - lodashStable.each([array, object], function(collection) { - var actual = lodashStable.map(values, function(value, index) { - return index ? func(collection, value) : func(collection); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should accept a falsey `collection` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubArray); - - var actual = lodashStable.map(falsey, function(collection, index) { - try { - return index ? func(collection) : func(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should treat number values for `collection` as empty', function(assert) { - assert.expect(1); - - assert.deepEqual(func(1), []); - }); - - QUnit.test('`_.' + methodName + '` should work with objects with non-number length properties', function(assert) { - assert.expect(1); - - var object = { 'length': [1, 2] }; - assert.deepEqual(func(object, identity), [1, 2]); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.flattenDepth'); - - (function() { - var array = [1, [2, [3, [4]], 5]]; - - QUnit.test('should use a default `depth` of `1`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.flattenDepth(array), [1, 2, [3, [4]], 5]); - }); - - QUnit.test('should treat a `depth` of < `1` as a shallow clone', function(assert) { - assert.expect(2); - - lodashStable.each([-1, 0], function(depth) { - assert.deepEqual(_.flattenDepth(array, depth), [1, [2, [3, [4]], 5]]); - }); - }); - - QUnit.test('should coerce `depth` to an integer', function(assert) { - assert.expect(1); - - assert.deepEqual(_.flattenDepth(array, 2.2), [1, 2, 3, [4], 5]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('flatten methods'); - - (function() { - var args = arguments, - array = [1, [2, [3, [4]], 5]]; - - QUnit.test('should flatten `arguments` objects', function(assert) { - assert.expect(3); - - var array = [args, [args]]; - - assert.deepEqual(_.flatten(array), [1, 2, 3, args]); - assert.deepEqual(_.flattenDeep(array), [1, 2, 3, 1, 2, 3]); - assert.deepEqual(_.flattenDepth(array, 2), [1, 2, 3, 1, 2, 3]); - }); - - QUnit.test('should treat sparse arrays as dense', function(assert) { - assert.expect(6); - - var array = [[1, 2, 3], Array(3)], - expected = [1, 2, 3]; - - expected.push(undefined, undefined, undefined); - - lodashStable.each([_.flatten(array), _.flattenDeep(array), _.flattenDepth(array)], function(actual) { - assert.deepEqual(actual, expected); - assert.ok('4' in actual); - }); - }); - - QUnit.test('should work with extremely large arrays', function(assert) { - assert.expect(3); - - lodashStable.times(3, function(index) { - var expected = Array(5e5); - try { - var func = _.flatten; - if (index == 1) { - func = _.flattenDeep; - } else if (index == 2) { - func = _.flattenDepth; - } - assert.deepEqual(func([expected]), expected); - } catch (e) { - assert.ok(false, e.message); - } - }); - }); - - QUnit.test('should work with empty arrays', function(assert) { - assert.expect(3); - - var array = [[], [[]], [[], [[[]]]]]; - - assert.deepEqual(_.flatten(array), [[], [], [[[]]]]); - assert.deepEqual(_.flattenDeep(array), []); - assert.deepEqual(_.flattenDepth(array, 2), [[[]]]); - }); - - QUnit.test('should support flattening of nested arrays', function(assert) { - assert.expect(3); - - assert.deepEqual(_.flatten(array), [1, 2, [3, [4]], 5]); - assert.deepEqual(_.flattenDeep(array), [1, 2, 3, 4, 5]); - assert.deepEqual(_.flattenDepth(array, 2), [1, 2, 3, [4], 5]); - }); - - QUnit.test('should return an empty array for non array-like objects', function(assert) { - assert.expect(3); - - var expected = [], - nonArray = { 'a': 1 }; - - assert.deepEqual(_.flatten(nonArray), expected); - assert.deepEqual(_.flattenDeep(nonArray), expected); - assert.deepEqual(_.flattenDepth(nonArray, 2), expected); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(6); - - if (!isNpm) { - var wrapped = _(array), - actual = wrapped.flatten(); - - assert.ok(actual instanceof _); - assert.deepEqual(actual.value(), [1, 2, [3, [4]], 5]); - - actual = wrapped.flattenDeep(); - - assert.ok(actual instanceof _); - assert.deepEqual(actual.value(), [1, 2, 3, 4, 5]); - - actual = wrapped.flattenDepth(2); - - assert.ok(actual instanceof _); - assert.deepEqual(actual.value(), [1, 2, 3, [4], 5]); - } - else { - skipAssert(assert, 6); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('flow methods'); - - lodashStable.each(['flow', 'flowRight'], function(methodName) { - var func = _[methodName], - isFlow = methodName == 'flow'; - - QUnit.test('`_.' + methodName + '` should supply each function with the return value of the previous', function(assert) { - assert.expect(1); - - var fixed = function(n) { return n.toFixed(1); }, - combined = isFlow ? func(add, square, fixed) : func(fixed, square, add); - - assert.strictEqual(combined(1, 2), '9.0'); - }); - - QUnit.test('`_.' + methodName + '` should return a new function', function(assert) { - assert.expect(1); - - assert.notStrictEqual(func(noop), noop); - }); - - QUnit.test('`_.' + methodName + '` should return an identity function when no arguments are given', function(assert) { - assert.expect(6); - - _.times(2, function(index) { - try { - var combined = index ? func([]) : func(); - assert.strictEqual(combined('a'), 'a'); - } catch (e) { - assert.ok(false, e.message); - } - assert.strictEqual(combined.length, 0); - assert.notStrictEqual(combined, identity); - }); - }); - - QUnit.test('`_.' + methodName + '` should work with a curried function and `_.head`', function(assert) { - assert.expect(1); - - var curried = _.curry(identity); - - var combined = isFlow - ? func(_.head, curried) - : func(curried, _.head); - - assert.strictEqual(combined([1]), 1); - }); - - QUnit.test('`_.' + methodName + '` should support shortcut fusion', function(assert) { - assert.expect(6); - - var filterCount, - mapCount, - array = lodashStable.range(LARGE_ARRAY_SIZE), - iteratee = function(value) { mapCount++; return square(value); }, - predicate = function(value) { filterCount++; return isEven(value); }; - - lodashStable.times(2, function(index) { - var filter1 = _.filter, - filter2 = _.curry(_.rearg(_.ary(_.filter, 2), 1, 0), 2), - filter3 = (_.filter = index ? filter2 : filter1, filter2(predicate)); - - var map1 = _.map, - map2 = _.curry(_.rearg(_.ary(_.map, 2), 1, 0), 2), - map3 = (_.map = index ? map2 : map1, map2(iteratee)); - - var take1 = _.take, - take2 = _.curry(_.rearg(_.ary(_.take, 2), 1, 0), 2), - take3 = (_.take = index ? take2 : take1, take2(2)); - - var combined = isFlow - ? func(map3, filter3, _.compact, take3) - : func(take3, _.compact, filter3, map3); - - filterCount = mapCount = 0; - assert.deepEqual(combined(array), [4, 16]); - - if (!isNpm && WeakMap && WeakMap.name) { - assert.strictEqual(filterCount, 5, 'filterCount'); - assert.strictEqual(mapCount, 5, 'mapCount'); - } - else { - skipAssert(assert, 2); - } - _.filter = filter1; - _.map = map1; - _.take = take1; - }); - }); - - QUnit.test('`_.' + methodName + '` should work with curried functions with placeholders', function(assert) { - assert.expect(1); - - var curried = _.curry(_.ary(_.map, 2), 2), - getProp = curried(curried.placeholder, 'a'), - objects = [{ 'a': 1 }, { 'a': 2 }, { 'a': 1 }]; - - var combined = isFlow - ? func(getProp, _.uniq) - : func(_.uniq, getProp); - - assert.deepEqual(combined(objects), [1, 2]); - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(noop)[methodName](); - assert.ok(wrapped instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.forEach'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.each, _.forEach); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.forEachRight'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.eachRight, _.forEachRight); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('forIn methods'); - - lodashStable.each(['forIn', 'forInRight'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` iterates over inherited string keyed properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var keys = []; - func(new Foo, function(value, key) { keys.push(key); }); - assert.deepEqual(keys.sort(), ['a', 'b']); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('forOwn methods'); - - lodashStable.each(['forOwn', 'forOwnRight'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should iterate over `length` properties', function(assert) { - assert.expect(1); - - var object = { '0': 'zero', '1': 'one', 'length': 2 }, - props = []; - - func(object, function(value, prop) { props.push(prop); }); - assert.deepEqual(props.sort(), ['0', '1', 'length']); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('iteration methods'); - - (function() { - var methods = [ - '_baseEach', - 'countBy', - 'every', - 'filter', - 'find', - 'findIndex', - 'findKey', - 'findLast', - 'findLastIndex', - 'findLastKey', - 'forEach', - 'forEachRight', - 'forIn', - 'forInRight', - 'forOwn', - 'forOwnRight', - 'groupBy', - 'keyBy', - 'map', - 'mapKeys', - 'mapValues', - 'maxBy', - 'minBy', - 'omitBy', - 'partition', - 'pickBy', - 'reject', - 'some' - ]; - - var arrayMethods = [ - 'findIndex', - 'findLastIndex', - 'maxBy', - 'minBy' - ]; - - var collectionMethods = [ - '_baseEach', - 'countBy', - 'every', - 'filter', - 'find', - 'findLast', - 'forEach', - 'forEachRight', - 'groupBy', - 'keyBy', - 'map', - 'partition', - 'reduce', - 'reduceRight', - 'reject', - 'some' - ]; - - var forInMethods = [ - 'forIn', - 'forInRight', - 'omitBy', - 'pickBy' - ]; - - var iterationMethods = [ - '_baseEach', - 'forEach', - 'forEachRight', - 'forIn', - 'forInRight', - 'forOwn', - 'forOwnRight' - ]; - - var objectMethods = [ - 'findKey', - 'findLastKey', - 'forIn', - 'forInRight', - 'forOwn', - 'forOwnRight', - 'mapKeys', - 'mapValues', - 'omitBy', - 'pickBy' - ]; - - var rightMethods = [ - 'findLast', - 'findLastIndex', - 'findLastKey', - 'forEachRight', - 'forInRight', - 'forOwnRight' - ]; - - var unwrappedMethods = [ - 'each', - 'eachRight', - 'every', - 'find', - 'findIndex', - 'findKey', - 'findLast', - 'findLastIndex', - 'findLastKey', - 'forEach', - 'forEachRight', - 'forIn', - 'forInRight', - 'forOwn', - 'forOwnRight', - 'max', - 'maxBy', - 'min', - 'minBy', - 'some' - ]; - - lodashStable.each(methods, function(methodName) { - var array = [1, 2, 3], - func = _[methodName], - isBy = /(^partition|By)$/.test(methodName), - isFind = /^find/.test(methodName), - isOmitPick = /^(?:omit|pick)By$/.test(methodName), - isSome = methodName == 'some'; - - QUnit.test('`_.' + methodName + '` should provide the correct iteratee arguments', function(assert) { - assert.expect(1); - - if (func) { - var args, - expected = [1, 0, array]; - - func(array, function() { - args || (args = slice.call(arguments)); - }); - - if (lodashStable.includes(rightMethods, methodName)) { - expected[0] = 3; - expected[1] = 2; - } - if (lodashStable.includes(objectMethods, methodName)) { - expected[1] += ''; - } - if (isBy) { - expected.length = isOmitPick ? 2 : 1; - } - assert.deepEqual(args, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should treat sparse arrays as dense', function(assert) { - assert.expect(1); - - if (func) { - var array = [1]; - array[2] = 3; - - var expected = lodashStable.includes(objectMethods, methodName) - ? [[1, '0', array], [undefined, '1', array], [3, '2', array]] - : [[1, 0, array], [undefined, 1, array], [3, 2, array]]; - - if (isBy) { - expected = lodashStable.map(expected, function(args) { - return args.slice(0, isOmitPick ? 2 : 1); - }); - } - else if (lodashStable.includes(objectMethods, methodName)) { - expected = lodashStable.map(expected, function(args) { - args[1] += ''; - return args; - }); - } - if (lodashStable.includes(rightMethods, methodName)) { - expected.reverse(); - } - var argsList = []; - func(array, function() { - argsList.push(slice.call(arguments)); - return !(isFind || isSome); - }); - - assert.deepEqual(argsList, expected); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(lodashStable.difference(methods, objectMethods), function(methodName) { - var array = [1, 2, 3], - func = _[methodName], - isEvery = methodName == 'every'; - - array.a = 1; - - QUnit.test('`_.' + methodName + '` should not iterate custom properties on arrays', function(assert) { - assert.expect(1); - - if (func) { - var keys = []; - func(array, function(value, key) { - keys.push(key); - return isEvery; - }); - - assert.notOk(lodashStable.includes(keys, 'a')); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(lodashStable.difference(methods, unwrappedMethods), function(methodName) { - var array = [1, 2, 3], - isBaseEach = methodName == '_baseEach'; - - QUnit.test('`_.' + methodName + '` should return a wrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!(isBaseEach || isNpm)) { - var wrapped = _(array)[methodName](noop); - assert.ok(wrapped instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(unwrappedMethods, function(methodName) { - var array = [1, 2, 3]; - - QUnit.test('`_.' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _(array)[methodName](noop); - assert.notOk(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _(array).chain(), - actual = wrapped[methodName](noop); - - assert.ok(actual instanceof _); - assert.notStrictEqual(actual, wrapped); - } - else { - skipAssert(assert, 2); - } - }); - }); - - lodashStable.each(lodashStable.difference(methods, arrayMethods, forInMethods), function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` iterates over own string keyed properties of objects', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - if (func) { - var values = []; - func(new Foo, function(value) { values.push(value); }); - assert.deepEqual(values, [1]); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(iterationMethods, function(methodName) { - var array = [1, 2, 3], - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the collection', function(assert) { - assert.expect(1); - - if (func) { - assert.strictEqual(func(array, Boolean), array); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(collectionMethods, function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should use `isArrayLike` to determine whether a value is array-like', function(assert) { - assert.expect(3); - - if (func) { - var isIteratedAsObject = function(object) { - var result = false; - func(object, function() { result = true; }, 0); - return result; - }; - - var values = [-1, '1', 1.1, Object(1), MAX_SAFE_INTEGER + 1], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(length) { - return isIteratedAsObject({ 'length': length }); - }); - - var Foo = function(a) {}; - Foo.a = 1; - - assert.deepEqual(actual, expected); - assert.ok(isIteratedAsObject(Foo)); - assert.notOk(isIteratedAsObject({ 'length': 0 })); - } - else { - skipAssert(assert, 3); - } - }); - }); - - lodashStable.each(methods, function(methodName) { - var func = _[methodName], - isFind = /^find/.test(methodName), - isSome = methodName == 'some', - isReduce = /^reduce/.test(methodName); - - QUnit.test('`_.' + methodName + '` should ignore changes to `length`', function(assert) { - assert.expect(1); - - if (func) { - var count = 0, - array = [1]; - - func(array, function() { - if (++count == 1) { - array.push(2); - } - return !(isFind || isSome); - }, isReduce ? array : null); - - assert.strictEqual(count, 1); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(lodashStable.difference(lodashStable.union(methods, collectionMethods), arrayMethods), function(methodName) { - var func = _[methodName], - isFind = /^find/.test(methodName), - isSome = methodName == 'some', - isReduce = /^reduce/.test(methodName); - - QUnit.test('`_.' + methodName + '` should ignore added `object` properties', function(assert) { - assert.expect(1); - - if (func) { - var count = 0, - object = { 'a': 1 }; - - func(object, function() { - if (++count == 1) { - object.b = 2; - } - return !(isFind || isSome); - }, isReduce ? object : null); - - assert.strictEqual(count, 1); - } - else { - skipAssert(assert); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('object assignments'); - - lodashStable.each(['assign', 'assignIn', 'defaults', 'merge'], function(methodName) { - var func = _[methodName], - isAssign = methodName == 'assign', - isDefaults = methodName == 'defaults'; - - QUnit.test('`_.' + methodName + '` should coerce primitives to objects', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(primitives, function(value) { - var object = Object(value); - object.a = 1; - return object; - }); - - var actual = lodashStable.map(primitives, function(value) { - return func(value, { 'a': 1 }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should assign own ' + (isAssign ? '' : 'and inherited ') + 'string keyed source properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var expected = isAssign ? { 'a': 1 } : { 'a': 1, 'b': 2 }; - assert.deepEqual(func({}, new Foo), expected); - }); - - QUnit.test('`_.' + methodName + '` should not skip a trailing function source', function(assert) { - assert.expect(1); - - function fn() {} - fn.b = 2; - - assert.deepEqual(func({}, { 'a': 1 }, fn), { 'a': 1, 'b': 2 }); - }); - - QUnit.test('`_.' + methodName + '` should not error on nullish sources', function(assert) { - assert.expect(1); - - try { - assert.deepEqual(func({ 'a': 1 }, undefined, { 'b': 2 }, null), { 'a': 1, 'b': 2 }); - } catch (e) { - assert.ok(false, e.message); - } - }); - - QUnit.test('`_.' + methodName + '` should create an object when `object` is nullish', function(assert) { - assert.expect(2); - - var source = { 'a': 1 }, - values = [null, undefined], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - var object = func(value, source); - return object !== source && lodashStable.isEqual(object, source); - }); - - assert.deepEqual(actual, expected); - - actual = lodashStable.map(values, function(value) { - return lodashStable.isEqual(func(value), {}); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work as an iteratee for methods like `_.reduce`', function(assert) { - assert.expect(2); - - var array = [{ 'a': 1 }, { 'b': 2 }, { 'c': 3 }], - expected = { 'a': isDefaults ? 0 : 1, 'b': 2, 'c': 3 }; - - function fn() {}; - fn.a = array[0]; - fn.b = array[1]; - fn.c = array[2]; - - assert.deepEqual(lodashStable.reduce(array, func, { 'a': 0 }), expected); - assert.deepEqual(lodashStable.reduce(fn, func, { 'a': 0 }), expected); - }); - - QUnit.test('`_.' + methodName + '` should not return the existing wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _({ 'a': 1 }), - actual = wrapped[methodName]({ 'b': 2 }); - - assert.notStrictEqual(actual, wrapped); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(['assign', 'assignIn', 'merge'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should not treat `object` as `source`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype.a = 1; - - var actual = func(new Foo, { 'b': 2 }); - assert.notOk(_.has(actual, 'a')); - }); - }); - - lodashStable.each(['assign', 'assignIn', 'assignInWith', 'assignWith', 'defaults', 'merge', 'mergeWith'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should not assign values that are the same as their destinations', function(assert) { - assert.expect(4); - - lodashStable.each(['a', ['a'], { 'a': 1 }, NaN], function(value) { - var object = {}, - pass = true; - - defineProperty(object, 'a', { - 'enumerable': true, - 'configurable': true, - 'get': lodashStable.constant(value), - 'set': function() { pass = false; } - }); - - func(object, { 'a': value }); - assert.ok(pass); - }); - }); - }); - - lodashStable.each(['assignWith', 'assignInWith', 'mergeWith'], function(methodName) { - var func = _[methodName], - isMergeWith = methodName == 'mergeWith'; - - QUnit.test('`_.' + methodName + '` should provide the correct `customizer` arguments', function(assert) { - assert.expect(3); - - var args, - object = { 'a': 1 }, - source = { 'a': 2 }, - expected = lodashStable.map([1, 2, 'a', object, source], lodashStable.cloneDeep); - - func(object, source, function() { - args || (args = lodashStable.map(slice.call(arguments, 0, 5), lodashStable.cloneDeep)); - }); - - assert.deepEqual(args, expected, 'primitive property values'); - - args = undefined; - object = { 'a': 1 }; - source = { 'b': 2 }; - expected = lodashStable.map([undefined, 2, 'b', object, source], lodashStable.cloneDeep); - - func(object, source, function() { - args || (args = lodashStable.map(slice.call(arguments, 0, 5), lodashStable.cloneDeep)); - }); - - assert.deepEqual(args, expected, 'missing destination property'); - - var argsList = [], - objectValue = [1, 2], - sourceValue = { 'b': 2 }; - - object = { 'a': objectValue }; - source = { 'a': sourceValue }; - expected = [lodashStable.map([objectValue, sourceValue, 'a', object, source], lodashStable.cloneDeep)]; - - if (isMergeWith) { - expected.push(lodashStable.map([undefined, 2, 'b', objectValue, sourceValue], lodashStable.cloneDeep)); - } - func(object, source, function() { - argsList.push(lodashStable.map(slice.call(arguments, 0, 5), lodashStable.cloneDeep)); - }); - - assert.deepEqual(argsList, expected, 'object property values'); - }); - - QUnit.test('`_.' + methodName + '` should not treat the second argument as a `customizer` callback', function(assert) { - assert.expect(2); - - function callback() {} - callback.b = 2; - - var actual = func({ 'a': 1 }, callback); - assert.deepEqual(actual, { 'a': 1, 'b': 2 }); - - actual = func({ 'a': 1 }, callback, { 'c': 3 }); - assert.deepEqual(actual, { 'a': 1, 'b': 2, 'c': 3 }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('exit early'); - - lodashStable.each(['_baseEach', 'forEach', 'forEachRight', 'forIn', 'forInRight', 'forOwn', 'forOwnRight', 'transform'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` can exit early when iterating arrays', function(assert) { - assert.expect(1); - - if (func) { - var array = [1, 2, 3], - values = []; - - func(array, function(value, other) { - values.push(lodashStable.isArray(value) ? other : value); - return false; - }); - - assert.deepEqual(values, [lodashStable.endsWith(methodName, 'Right') ? 3 : 1]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` can exit early when iterating objects', function(assert) { - assert.expect(1); - - if (func) { - var object = { 'a': 1, 'b': 2, 'c': 3 }, - values = []; - - func(object, function(value, other) { - values.push(lodashStable.isArray(value) ? other : value); - return false; - }); - - assert.strictEqual(values.length, 1); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('`__proto__` property bugs'); - - (function() { - QUnit.test('internal data objects should work with the `__proto__` key', function(assert) { - assert.expect(4); - - var stringLiteral = '__proto__', - stringObject = Object(stringLiteral), - expected = [stringLiteral, stringObject]; - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, function(count) { - return isEven(count) ? stringLiteral : stringObject; - }); - - assert.deepEqual(_.difference(largeArray, largeArray), []); - assert.deepEqual(_.intersection(largeArray, largeArray), expected); - assert.deepEqual(_.uniq(largeArray), expected); - assert.deepEqual(_.without.apply(_, [largeArray].concat(largeArray)), []); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.fromPairs'); - - (function() { - QUnit.test('should accept a two dimensional array', function(assert) { - assert.expect(1); - - var array = [['a', 1], ['b', 2]], - object = { 'a': 1, 'b': 2 }, - actual = _.fromPairs(array); - - assert.deepEqual(actual, object); - }); - - QUnit.test('should accept a falsey `array` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubObject); - - var actual = lodashStable.map(falsey, function(array, index) { - try { - return index ? _.fromPairs(array) : _.fromPairs(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not support deep paths', function(assert) { - assert.expect(1); - - var actual = _.fromPairs([['a.b', 1]]); - assert.deepEqual(actual, { 'a.b': 1 }); - }); - - QUnit.test('should support consuming the return value of `_.toPairs`', function(assert) { - assert.expect(1); - - var object = { 'a.b': 1 }; - assert.deepEqual(_.fromPairs(_.toPairs(object)), object); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return ['key' + index, index]; - }); - - var actual = _(array).fromPairs().map(square).filter(isEven).take().value(); - - assert.deepEqual(actual, _.take(_.filter(_.map(_.fromPairs(array), square), isEven))); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.functions'); - - (function() { - QUnit.test('should return the function names of an object', function(assert) { - assert.expect(1); - - var object = { 'a': 'a', 'b': identity, 'c': /x/, 'd': noop }, - actual = _.functions(object).sort(); - - assert.deepEqual(actual, ['b', 'd']); - }); - - QUnit.test('should not include inherited functions', function(assert) { - assert.expect(1); - - function Foo() { - this.a = identity; - this.b = 'b'; - } - Foo.prototype.c = noop; - - assert.deepEqual(_.functions(new Foo), ['a']); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.groupBy'); - - (function() { - var array = [6.1, 4.2, 6.3]; - - QUnit.test('should transform keys by `iteratee`', function(assert) { - assert.expect(1); - - var actual = _.groupBy(array, Math.floor); - assert.deepEqual(actual, { '4': [4.2], '6': [6.1, 6.3] }); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array = [6, 4, 6], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant({ '4': [4], '6': [6, 6] })); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.groupBy(array, value) : _.groupBy(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var actual = _.groupBy(['one', 'two', 'three'], 'length'); - assert.deepEqual(actual, { '3': ['one', 'two'], '5': ['three'] }); - }); - - QUnit.test('should only add values to own, not inherited, properties', function(assert) { - assert.expect(2); - - var actual = _.groupBy(array, function(n) { - return Math.floor(n) > 4 ? 'hasOwnProperty' : 'constructor'; - }); - - assert.deepEqual(actual.constructor, [4.2]); - assert.deepEqual(actual.hasOwnProperty, [6.1, 6.3]); - }); - - QUnit.test('should work with a number for `iteratee`', function(assert) { - assert.expect(2); - - var array = [ - [1, 'a'], - [2, 'a'], - [2, 'b'] - ]; - - assert.deepEqual(_.groupBy(array, 0), { '1': [[1, 'a']], '2': [[2, 'a'], [2, 'b']] }); - assert.deepEqual(_.groupBy(array, 1), { 'a': [[1, 'a'], [2, 'a']], 'b': [[2, 'b']] }); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = _.groupBy({ 'a': 6.1, 'b': 4.2, 'c': 6.3 }, Math.floor); - assert.deepEqual(actual, { '4': [4.2], '6': [6.1, 6.3] }); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE).concat( - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 2), LARGE_ARRAY_SIZE), - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 1.5), LARGE_ARRAY_SIZE) - ); - - var iteratee = function(value) { value.push(value[0]); return value; }, - predicate = function(value) { return isEven(value[0]); }, - actual = _(array).groupBy().map(iteratee).filter(predicate).take().value(); - - assert.deepEqual(actual, _.take(_.filter(lodashStable.map(_.groupBy(array), iteratee), predicate))); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.gt'); - - (function() { - QUnit.test('should return `true` if `value` > `other`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.gt(3, 1), true); - assert.strictEqual(_.gt('def', 'abc'), true); - }); - - QUnit.test('should return `false` if `value` is <= `other`', function(assert) { - assert.expect(4); - - assert.strictEqual(_.gt(1, 3), false); - assert.strictEqual(_.gt(3, 3), false); - assert.strictEqual(_.gt('abc', 'def'), false); - assert.strictEqual(_.gt('def', 'def'), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.gte'); - - (function() { - QUnit.test('should return `true` if `value` >= `other`', function(assert) { - assert.expect(4); - - assert.strictEqual(_.gte(3, 1), true); - assert.strictEqual(_.gte(3, 3), true); - assert.strictEqual(_.gte('def', 'abc'), true); - assert.strictEqual(_.gte('def', 'def'), true); - }); - - QUnit.test('should return `false` if `value` is less than `other`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.gte(1, 3), false); - assert.strictEqual(_.gte('abc', 'def'), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('has methods'); - - lodashStable.each(['has', 'hasIn'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - func = _[methodName], - isHas = methodName == 'has'; - - QUnit.test('`_.' + methodName + '` should check for own properties', function(assert) { - assert.expect(2); - - var object = { 'a': 1 }; - - lodashStable.each(['a', ['a']], function(path) { - assert.strictEqual(func(object, path), true); - }); - }); - - QUnit.test('`_.' + methodName + '` should not use the `hasOwnProperty` method of the object', function(assert) { - assert.expect(1); - - var object = { 'hasOwnProperty': null, 'a': 1 }; - assert.strictEqual(func(object, 'a'), true); - }); - - QUnit.test('`_.' + methodName + '` should support deep paths', function(assert) { - assert.expect(4); - - var object = { 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(func(object, path), true); - }); - - lodashStable.each(['a.a', ['a', 'a']], function(path) { - assert.strictEqual(func(object, path), false); - }); - }); - - QUnit.test('`_.' + methodName + '` should coerce `path` to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var expected = [1, 1, 2, 2, 3, 3, 4, 4], - objects = [{ 'null': 1 }, { 'undefined': 2 }, { 'fn': 3 }, { '[object Object]': 4 }], - values = [null, undefined, fn, {}]; - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var prop = _.property(key); - result.push(prop(object)); - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with `arguments` objects', function(assert) { - assert.expect(1); - - assert.strictEqual(func(args, 1), true); - }); - - QUnit.test('`_.' + methodName + '` should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3]; - - lodashStable.each([1, [1]], function(path) { - assert.strictEqual(func(array, path), true); - }); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)], - expected = lodashStable.map(props, stubTrue); - - var actual = lodashStable.map(props, function(key) { - return func(object, key); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with a symbol `path`', function(assert) { - assert.expect(1); - - function Foo() { - this[symbol] = 1; - } - - if (Symbol) { - var symbol2 = Symbol('b'); - Foo.prototype[symbol2] = 2; - var path = isHas ? symbol : symbol2; - - assert.strictEqual(func(new Foo, path), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should work for objects with a `[[Prototype]]` of `null`', function(assert) { - assert.expect(1); - - if (create) { - var object = create(null); - object[1] = 'a'; - assert.strictEqual(func(object, 1), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should check for a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': 1 }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - assert.strictEqual(func(object, path), true); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `' + (isHas ? 'false' : 'true') + '` for inherited properties', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.a = 1; - - lodashStable.each(['a', ['a']], function(path) { - assert.strictEqual(func(new Foo, path), !isHas); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `' + (isHas ? 'false' : 'true') + '` for nested inherited properties', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.a = { 'b': 1 }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(func(new Foo, path), !isHas); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `true` for index values within bounds for arrays, `arguments` objects, and strings', function(assert) { - assert.expect(2); - - var string = Object('abc'); - delete args[0]; - delete string[0]; - - var values = [Array(3), args, string], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return func(value, 0); - }); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(values, lodashStable.constant([true, true])); - - actual = lodashStable.map(values, function(value) { - return lodashStable.map(['a[0]', ['a', '0']], function(path) { - return func({ 'a': value }, path); - }); - }); - - assert.deepEqual(actual, expected); - args[0] = 1; - }); - - QUnit.test('`_.' + methodName + '` should return `false` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [null, undefined], - expected = lodashStable.map(values, stubFalse); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var actual = lodashStable.map(values, function(value) { - return func(value, path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `false` for deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [null, undefined], - expected = lodashStable.map(values, stubFalse); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var actual = lodashStable.map(values, function(value) { - return func(value, path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `false` for nullish values of nested objects', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var actual = lodashStable.map(values, function(value, index) { - var object = index ? { 'a': value } : {}; - return func(object, path); - }); - - assert.deepEqual(actual, expected); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.head'); - - (function() { - var array = [1, 2, 3, 4]; - - QUnit.test('should return the first element', function(assert) { - assert.expect(1); - - assert.strictEqual(_.head(array), 1); - }); - - QUnit.test('should return `undefined` when querying empty arrays', function(assert) { - assert.expect(1); - - arrayProto[0] = 1; - assert.strictEqual(_.head([]), undefined); - arrayProto.length = 0; - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.head); - - assert.deepEqual(actual, [1, 4, 7]); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_(array).head(), 1); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).chain().head() instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should not execute immediately when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(array).chain().head(); - assert.strictEqual(wrapped.__wrapped__, array); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(2); - - if (!isNpm) { - var largeArray = lodashStable.range(LARGE_ARRAY_SIZE), - smallArray = array; - - lodashStable.times(2, function(index) { - var array = index ? largeArray : smallArray, - wrapped = _(array).filter(isEven); - - assert.strictEqual(wrapped.head(), _.head(_.filter(array, isEven))); - }); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.first, _.head); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.identity'); - - (function() { - QUnit.test('should return the first argument given', function(assert) { - assert.expect(1); - - var object = { 'name': 'fred' }; - assert.strictEqual(_.identity(object), object); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.includes'); - - (function() { - lodashStable.each({ - 'an `arguments` object': arguments, - 'an array': [1, 2, 3, 4], - 'an object': { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }, - 'a string': '1234' - }, - function(collection, key) { - QUnit.test('should work with ' + key + ' and return `true` for matched values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.includes(collection, 3), true); - }); - - QUnit.test('should work with ' + key + ' and return `false` for unmatched values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.includes(collection, 5), false); - }); - - QUnit.test('should work with ' + key + ' and floor `position` values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.includes(collection, 2, 1.2), true); - }); - - QUnit.test('should work with ' + key + ' and return an unwrapped value implicitly when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_(collection).includes(3), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work with ' + key + ' and return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(collection).chain().includes(3) instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each({ - 'literal': 'abc', - 'object': Object('abc') - }, - function(collection, key) { - QUnit.test('should work with a string ' + key + ' for `collection`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.includes(collection, 'bc'), true); - assert.strictEqual(_.includes(collection, 'd'), false); - }); - }); - - QUnit.test('should return `false` for empty collections', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubFalse); - - var actual = lodashStable.map(empties, function(value) { - try { - return _.includes(value); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with a string and a `fromIndex` >= `length`', function(assert) { - assert.expect(1); - - var string = '1234', - length = string.length, - indexes = [4, 6, Math.pow(2, 32), Infinity]; - - var expected = lodashStable.map(indexes, function(index) { - return [false, false, index == length]; - }); - - var actual = lodashStable.map(indexes, function(fromIndex) { - return [ - _.includes(string, 1, fromIndex), - _.includes(string, undefined, fromIndex), - _.includes(string, '', fromIndex) - ]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match `NaN`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.includes([1, NaN, 3], NaN), true); - }); - - QUnit.test('should match `-0` as `0`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.includes([-0], 0), true); - assert.strictEqual(_.includes([0], -0), true); - }); - - QUnit.test('should work as an iteratee for methods like `_.every`', function(assert) { - assert.expect(1); - - var array1 = [1, 2, 3], - array2 = [2, 3, 1]; - - assert.ok(lodashStable.every(array1, lodashStable.partial(_.includes, array2))); - }); - }(1, 2, 3, 4)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.initial'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should accept a falsey `array` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubArray); - - var actual = lodashStable.map(falsey, function(array, index) { - try { - return index ? _.initial(array) : _.initial(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should exclude last element', function(assert) { - assert.expect(1); - - assert.deepEqual(_.initial(array), [1, 2]); - }); - - QUnit.test('should return an empty when querying empty arrays', function(assert) { - assert.expect(1); - - assert.deepEqual(_.initial([]), []); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.initial); - - assert.deepEqual(actual, [[1, 2], [4, 5], [7, 8]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - values = []; - - var actual = _(array).initial().filter(function(value) { - values.push(value); - return false; - }) - .value(); - - assert.deepEqual(actual, []); - assert.deepEqual(values, _.initial(array)); - - values = []; - - actual = _(array).filter(function(value) { - values.push(value); - return isEven(value); - }) - .initial() - .value(); - - assert.deepEqual(actual, _.initial(lodashStable.filter(array, isEven))); - assert.deepEqual(values, array); - } - else { - skipAssert(assert, 4); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.inRange'); - - (function() { - QUnit.test('should work with an `end` argument', function(assert) { - assert.expect(3); - - assert.strictEqual(_.inRange(3, 5), true); - assert.strictEqual(_.inRange(5, 5), false); - assert.strictEqual(_.inRange(6, 5), false); - }); - - QUnit.test('should work with `start` and `end` arguments', function(assert) { - assert.expect(4); - - assert.strictEqual(_.inRange(1, 1, 5), true); - assert.strictEqual(_.inRange(3, 1, 5), true); - assert.strictEqual(_.inRange(0, 1, 5), false); - assert.strictEqual(_.inRange(5, 1, 5), false); - }); - - QUnit.test('should treat falsey `start` arguments as `0`', function(assert) { - assert.expect(13); - - lodashStable.each(falsey, function(value, index) { - if (index) { - assert.strictEqual(_.inRange(0, value), false); - assert.strictEqual(_.inRange(0, value, 1), true); - } else { - assert.strictEqual(_.inRange(0), false); - } - }); - }); - - QUnit.test('should swap `start` and `end` when `start` > `end`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.inRange(2, 5, 1), true); - assert.strictEqual(_.inRange(-3, -2, -6), true); - }); - - QUnit.test('should work with a floating point `n` value', function(assert) { - assert.expect(4); - - assert.strictEqual(_.inRange(0.5, 5), true); - assert.strictEqual(_.inRange(1.2, 1, 5), true); - assert.strictEqual(_.inRange(5.2, 5), false); - assert.strictEqual(_.inRange(0.5, 1, 5), false); - }); - - QUnit.test('should coerce arguments to finite numbers', function(assert) { - assert.expect(1); - - var actual = [_.inRange(0, '0', 1), _.inRange(0, '1'), _.inRange(0, 0, '1'), _.inRange(0, NaN, 1), _.inRange(-1, -1, NaN)], - expected = lodashStable.map(actual, stubTrue); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('intersection methods'); - - lodashStable.each(['intersection', 'intersectionBy', 'intersectionWith'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the intersection of two arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1], [2, 3]); - assert.deepEqual(actual, [2]); - }); - - QUnit.test('`_.' + methodName + '` should return the intersection of multiple arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1, 2, 3], [3, 4], [3, 2]); - assert.deepEqual(actual, [3]); - }); - - QUnit.test('`_.' + methodName + '` should return an array of unique values', function(assert) { - assert.expect(1); - - var actual = func([1, 1, 3, 2, 2], [5, 2, 2, 1, 4], [2, 1, 1]); - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('`_.' + methodName + '` should work with a single array', function(assert) { - assert.expect(1); - - var actual = func([1, 1, 3, 2, 2]); - assert.deepEqual(actual, [1, 3, 2]); - }); - - QUnit.test('`_.' + methodName + '` should work with `arguments` objects', function(assert) { - assert.expect(2); - - var array = [0, 1, null, 3], - expected = [1, 3]; - - assert.deepEqual(func(array, args), expected); - assert.deepEqual(func(args, array), expected); - }); - - QUnit.test('`_.' + methodName + '` should treat `-0` as `0`', function(assert) { - assert.expect(1); - - var values = [-0, 0], - expected = lodashStable.map(values, lodashStable.constant(['0'])); - - var actual = lodashStable.map(values, function(value) { - return lodashStable.map(func(values, [value]), lodashStable.toString); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should match `NaN`', function(assert) { - assert.expect(1); - - var actual = func([1, NaN, 3], [NaN, 5, NaN]); - assert.deepEqual(actual, [NaN]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of `-0` as `0`', function(assert) { - assert.expect(1); - - var values = [-0, 0], - expected = lodashStable.map(values, lodashStable.constant(['0'])); - - var actual = lodashStable.map(values, function(value) { - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, lodashStable.constant(value)); - return lodashStable.map(func(values, largeArray), lodashStable.toString); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of `NaN`', function(assert) { - assert.expect(1); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubNaN); - assert.deepEqual(func([1, NaN, 3], largeArray), [NaN]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of objects', function(assert) { - assert.expect(2); - - var object = {}, - largeArray = lodashStable.times(LARGE_ARRAY_SIZE, lodashStable.constant(object)); - - assert.deepEqual(func([object], largeArray), [object]); - assert.deepEqual(func(lodashStable.range(LARGE_ARRAY_SIZE), [1]), [1]); - }); - - QUnit.test('`_.' + methodName + '` should treat values that are not arrays or `arguments` objects as empty', function(assert) { - assert.expect(3); - - var array = [0, 1, null, 3]; - assert.deepEqual(func(array, 3, { '0': 1 }, null), []); - assert.deepEqual(func(null, array, null, [2, 3]), []); - assert.deepEqual(func(array, null, args, null), []); - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _([1, 3, 2])[methodName]([5, 2, 1, 4]); - assert.ok(wrapped instanceof _); - assert.deepEqual(wrapped.value(), [1, 2]); - } - else { - skipAssert(assert, 2); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.intersectionBy'); - - (function() { - QUnit.test('should accept an `iteratee` argument', function(assert) { - assert.expect(2); - - var actual = _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor); - assert.deepEqual(actual, [2.1]); - - actual = _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); - assert.deepEqual(actual, [{ 'x': 1 }]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.intersectionBy([2.1, 1.2], [2.3, 3.4], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [2.3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.intersectionWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }], - others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }], - actual = _.intersectionWith(objects, others, lodashStable.isEqual); - - assert.deepEqual(actual, [objects[0]]); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var array = [-0], - largeArray = lodashStable.times(LARGE_ARRAY_SIZE, stubZero), - others = [[0], largeArray], - expected = lodashStable.map(others, lodashStable.constant(['-0'])); - - var actual = lodashStable.map(others, function(other) { - return lodashStable.map(_.intersectionWith(array, other, lodashStable.eq), lodashStable.toString); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.invert'); - - (function() { - QUnit.test('should invert an object', function(assert) { - assert.expect(2); - - var object = { 'a': 1, 'b': 2 }, - actual = _.invert(object); - - assert.deepEqual(actual, { '1': 'a', '2': 'b' }); - assert.deepEqual(_.invert(actual), { 'a': '1', 'b': '2' }); - }); - - QUnit.test('should work with values that shadow keys on `Object.prototype`', function(assert) { - assert.expect(1); - - var object = { 'a': 'hasOwnProperty', 'b': 'constructor' }; - assert.deepEqual(_.invert(object), { 'hasOwnProperty': 'a', 'constructor': 'b' }); - }); - - QUnit.test('should work with an object that has a `length` property', function(assert) { - assert.expect(1); - - var object = { '0': 'a', '1': 'b', 'length': 2 }; - assert.deepEqual(_.invert(object), { 'a': '0', 'b': '1', '2': 'length' }); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var object = { 'a': 1, 'b': 2 }, - wrapped = _(object).invert(); - - assert.ok(wrapped instanceof _); - assert.deepEqual(wrapped.value(), { '1': 'a', '2': 'b' }); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.invertBy'); - - (function() { - var object = { 'a': 1, 'b': 2, 'c': 1 }; - - QUnit.test('should transform keys by `iteratee`', function(assert) { - assert.expect(1); - - var expected = { 'group1': ['a', 'c'], 'group2': ['b'] }; - - var actual = _.invertBy(object, function(value) { - return 'group' + value; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant({ '1': ['a', 'c'], '2': ['b'] })); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.invertBy(object, value) : _.invertBy(object); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should only add multiple values to own, not inherited, properties', function(assert) { - assert.expect(1); - - var object = { 'a': 'hasOwnProperty', 'b': 'constructor' }, - expected = { 'hasOwnProperty': ['a'], 'constructor': ['b'] }; - - assert.ok(lodashStable.isEqual(_.invertBy(object), expected)); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _(object).invertBy(); - - assert.ok(wrapped instanceof _); - assert.deepEqual(wrapped.value(), { '1': ['a', 'c'], '2': ['b'] }); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.invoke'); - - (function() { - QUnit.test('should invoke a method on `object`', function(assert) { - assert.expect(1); - - var object = { 'a': lodashStable.constant('A') }, - actual = _.invoke(object, 'a'); - - assert.strictEqual(actual, 'A'); - }); - - QUnit.test('should support invoking with arguments', function(assert) { - assert.expect(1); - - var object = { 'a': function(a, b) { return [a, b]; } }, - actual = _.invoke(object, 'a', 1, 2); - - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('should not error on nullish elements', function(assert) { - assert.expect(1); - - var values = [null, undefined], - expected = lodashStable.map(values, noop); - - var actual = lodashStable.map(values, function(value) { - try { - return _.invoke(value, 'a.b', 1, 2); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': stubA, '0': stubB }, - props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - return _.invoke(object, key); - }); - - assert.deepEqual(actual, ['a', 'a', 'b', 'b']); - }); - - QUnit.test('should support deep paths', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': function(a, b) { return [a, b]; } } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var actual = _.invoke(object, path, 1, 2); - assert.deepEqual(actual, [1, 2]); - }); - }); - - QUnit.test('should invoke deep property methods with the correct `this` binding', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': function() { return this.c; }, 'c': 1 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.deepEqual(_.invoke(object, path), 1); - }); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var object = { 'a': stubOne }; - assert.strictEqual(_(object).invoke('a'), 1); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var object = { 'a': stubOne }; - assert.ok(_(object).chain().invoke('a') instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.invokeMap'); - - (function() { - QUnit.test('should invoke a methods on each element of `collection`', function(assert) { - assert.expect(1); - - var array = ['a', 'b', 'c'], - actual = _.invokeMap(array, 'toUpperCase'); - - assert.deepEqual(actual, ['A', 'B', 'C']); - }); - - QUnit.test('should support invoking with arguments', function(assert) { - assert.expect(1); - - var array = [function() { return slice.call(arguments); }], - actual = _.invokeMap(array, 'call', null, 'a', 'b', 'c'); - - assert.deepEqual(actual, [['a', 'b', 'c']]); - }); - - QUnit.test('should work with a function for `methodName`', function(assert) { - assert.expect(1); - - var array = ['a', 'b', 'c']; - - var actual = _.invokeMap(array, function(left, right) { - return left + this.toUpperCase() + right; - }, '(', ')'); - - assert.deepEqual(actual, ['(A)', '(B)', '(C)']); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - actual = _.invokeMap(object, 'toFixed', 1); - - assert.deepEqual(actual, ['1.0', '2.0', '3.0']); - }); - - QUnit.test('should treat number values for `collection` as empty', function(assert) { - assert.expect(1); - - assert.deepEqual(_.invokeMap(1), []); - }); - - QUnit.test('should not error on nullish elements', function(assert) { - assert.expect(1); - - var array = ['a', null, undefined, 'd']; - - try { - var actual = _.invokeMap(array, 'toUpperCase'); - } catch (e) {} - - assert.deepEqual(actual, ['A', undefined, undefined, 'D']); - }); - - QUnit.test('should not error on elements with missing properties', function(assert) { - assert.expect(1); - - var objects = lodashStable.map([null, undefined, stubOne], function(value) { - return { 'a': value }; - }); - - var expected = lodashStable.map(objects, function(object) { - return object.a ? object.a() : undefined; - }); - - try { - var actual = _.invokeMap(objects, 'a'); - } catch (e) {} - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should invoke deep property methods with the correct `this` binding', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': function() { return this.c; }, 'c': 1 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.deepEqual(_.invokeMap([object], path), [1]); - }); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = ['a', 'b', 'c'], - wrapped = _(array), - actual = wrapped.invokeMap('toUpperCase'); - - assert.ok(actual instanceof _); - assert.deepEqual(actual.valueOf(), ['A', 'B', 'C']); - - actual = wrapped.invokeMap(function(left, right) { - return left + this.toUpperCase() + right; - }, '(', ')'); - - assert.ok(actual instanceof _); - assert.deepEqual(actual.valueOf(), ['(A)', '(B)', '(C)']); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should support shortcut fusion', function(assert) { - assert.expect(2); - - if (!isNpm) { - var count = 0, - method = function() { count++; return this.index; }; - - var array = lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return { 'index': index, 'method': method }; - }); - - var actual = _(array).invokeMap('method').take(1).value(); - - assert.strictEqual(count, 1); - assert.deepEqual(actual, [0]); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isArguments'); - - (function() { - var args = (function() { return arguments; }(1, 2, 3)), - strictArgs = (function() { 'use strict'; return arguments; }(1, 2, 3)); - - QUnit.test('should return `true` for `arguments` objects', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isArguments(args), true); - assert.strictEqual(_.isArguments(strictArgs), true); - }); - - QUnit.test('should return `false` for non `arguments` objects', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isArguments(value) : _.isArguments(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isArguments([1, 2, 3]), false); - assert.strictEqual(_.isArguments(true), false); - assert.strictEqual(_.isArguments(new Date), false); - assert.strictEqual(_.isArguments(new Error), false); - assert.strictEqual(_.isArguments(_), false); - assert.strictEqual(_.isArguments(slice), false); - assert.strictEqual(_.isArguments({ '0': 1, 'callee': noop, 'length': 1 }), false); - assert.strictEqual(_.isArguments(1), false); - assert.strictEqual(_.isArguments(/x/), false); - assert.strictEqual(_.isArguments('a'), false); - assert.strictEqual(_.isArguments(symbol), false); - }); - - QUnit.test('should work with an `arguments` object from another realm', function(assert) { - assert.expect(1); - - if (realm.arguments) { - assert.strictEqual(_.isArguments(realm.arguments), true); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isArray'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for arrays', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isArray([1, 2, 3]), true); - }); - - QUnit.test('should return `false` for non-arrays', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isArray(value) : _.isArray(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isArray(args), false); - assert.strictEqual(_.isArray(true), false); - assert.strictEqual(_.isArray(new Date), false); - assert.strictEqual(_.isArray(new Error), false); - assert.strictEqual(_.isArray(_), false); - assert.strictEqual(_.isArray(slice), false); - assert.strictEqual(_.isArray({ '0': 1, 'length': 1 }), false); - assert.strictEqual(_.isArray(1), false); - assert.strictEqual(_.isArray(/x/), false); - assert.strictEqual(_.isArray('a'), false); - assert.strictEqual(_.isArray(symbol), false); - }); - - QUnit.test('should work with an array from another realm', function(assert) { - assert.expect(1); - - if (realm.array) { - assert.strictEqual(_.isArray(realm.array), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isArrayBuffer'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for array buffers', function(assert) { - assert.expect(1); - - if (ArrayBuffer) { - assert.strictEqual(_.isArrayBuffer(arrayBuffer), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non array buffers', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isArrayBuffer(value) : _.isArrayBuffer(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isArrayBuffer(args), false); - assert.strictEqual(_.isArrayBuffer([1, 2, 3]), false); - assert.strictEqual(_.isArrayBuffer(true), false); - assert.strictEqual(_.isArrayBuffer(new Date), false); - assert.strictEqual(_.isArrayBuffer(new Error), false); - assert.strictEqual(_.isArrayBuffer(_), false); - assert.strictEqual(_.isArrayBuffer(slice), false); - assert.strictEqual(_.isArrayBuffer({ 'a': 1 }), false); - assert.strictEqual(_.isArrayBuffer(1), false); - assert.strictEqual(_.isArrayBuffer(/x/), false); - assert.strictEqual(_.isArrayBuffer('a'), false); - assert.strictEqual(_.isArrayBuffer(symbol), false); - }); - - QUnit.test('should work with array buffers from another realm', function(assert) { - assert.expect(1); - - if (realm.arrayBuffer) { - assert.strictEqual(_.isArrayBuffer(realm.arrayBuffer), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isArrayLike'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for array-like values', function(assert) { - assert.expect(1); - - var values = [args, [1, 2, 3], { '0': 1, 'length': 1 }, 'a'], - expected = lodashStable.map(values, stubTrue), - actual = lodashStable.map(values, _.isArrayLike); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-arrays', function(assert) { - assert.expect(11); - - var expected = lodashStable.map(falsey, function(value) { - return value === ''; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isArrayLike(value) : _.isArrayLike(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isArrayLike(true), false); - assert.strictEqual(_.isArrayLike(new Date), false); - assert.strictEqual(_.isArrayLike(new Error), false); - assert.strictEqual(_.isArrayLike(_), false); - assert.strictEqual(_.isArrayLike(generator), false); - assert.strictEqual(_.isArrayLike(slice), false); - assert.strictEqual(_.isArrayLike({ 'a': 1 }), false); - assert.strictEqual(_.isArrayLike(1), false); - assert.strictEqual(_.isArrayLike(/x/), false); - assert.strictEqual(_.isArrayLike(symbol), false); - }); - - QUnit.test('should work with an array from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - var values = [realm.arguments, realm.array, realm.string], - expected = lodashStable.map(values, stubTrue), - actual = lodashStable.map(values, _.isArrayLike); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isBoolean'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for booleans', function(assert) { - assert.expect(4); - - assert.strictEqual(_.isBoolean(true), true); - assert.strictEqual(_.isBoolean(false), true); - assert.strictEqual(_.isBoolean(Object(true)), true); - assert.strictEqual(_.isBoolean(Object(false)), true); - }); - - QUnit.test('should return `false` for non-booleans', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, function(value) { - return value === false; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isBoolean(value) : _.isBoolean(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isBoolean(args), false); - assert.strictEqual(_.isBoolean([1, 2, 3]), false); - assert.strictEqual(_.isBoolean(new Date), false); - assert.strictEqual(_.isBoolean(new Error), false); - assert.strictEqual(_.isBoolean(_), false); - assert.strictEqual(_.isBoolean(slice), false); - assert.strictEqual(_.isBoolean({ 'a': 1 }), false); - assert.strictEqual(_.isBoolean(1), false); - assert.strictEqual(_.isBoolean(/x/), false); - assert.strictEqual(_.isBoolean('a'), false); - assert.strictEqual(_.isBoolean(symbol), false); - }); - - QUnit.test('should work with a boolean from another realm', function(assert) { - assert.expect(1); - - if (realm.boolean) { - assert.strictEqual(_.isBoolean(realm.boolean), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isBuffer'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for buffers', function(assert) { - assert.expect(1); - - if (Buffer) { - assert.strictEqual(_.isBuffer(new Buffer(2)), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non-buffers', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isBuffer(value) : _.isBuffer(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isBuffer(args), false); - assert.strictEqual(_.isBuffer([1, 2, 3]), false); - assert.strictEqual(_.isBuffer(true), false); - assert.strictEqual(_.isBuffer(new Date), false); - assert.strictEqual(_.isBuffer(new Error), false); - assert.strictEqual(_.isBuffer(_), false); - assert.strictEqual(_.isBuffer(slice), false); - assert.strictEqual(_.isBuffer({ 'a': 1 }), false); - assert.strictEqual(_.isBuffer(1), false); - assert.strictEqual(_.isBuffer(/x/), false); - assert.strictEqual(_.isBuffer('a'), false); - assert.strictEqual(_.isBuffer(symbol), false); - }); - - QUnit.test('should return `false` if `Buffer` is not defined', function(assert) { - assert.expect(1); - - if (!isStrict && Buffer && lodashBizarro) { - assert.strictEqual(lodashBizarro.isBuffer(new Buffer(2)), false); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isDate'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for dates', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isDate(new Date), true); - }); - - QUnit.test('should return `false` for non-dates', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isDate(value) : _.isDate(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isDate(args), false); - assert.strictEqual(_.isDate([1, 2, 3]), false); - assert.strictEqual(_.isDate(true), false); - assert.strictEqual(_.isDate(new Error), false); - assert.strictEqual(_.isDate(_), false); - assert.strictEqual(_.isDate(slice), false); - assert.strictEqual(_.isDate({ 'a': 1 }), false); - assert.strictEqual(_.isDate(1), false); - assert.strictEqual(_.isDate(/x/), false); - assert.strictEqual(_.isDate('a'), false); - assert.strictEqual(_.isDate(symbol), false); - }); - - QUnit.test('should work with a date object from another realm', function(assert) { - assert.expect(1); - - if (realm.date) { - assert.strictEqual(_.isDate(realm.date), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isElement'); - - (function() { - var args = arguments; - - function Element() { - this.nodeType = 1; - } - - QUnit.test('should return `false` for plain objects', function(assert) { - assert.expect(7); - - var element = body || new Element; - - assert.strictEqual(_.isElement(element), true); - assert.strictEqual(_.isElement({ 'nodeType': 1 }), false); - assert.strictEqual(_.isElement({ 'nodeType': Object(1) }), false); - assert.strictEqual(_.isElement({ 'nodeType': true }), false); - assert.strictEqual(_.isElement({ 'nodeType': [1] }), false); - assert.strictEqual(_.isElement({ 'nodeType': '1' }), false); - assert.strictEqual(_.isElement({ 'nodeType': '001' }), false); - }); - - QUnit.test('should return `false` for non DOM elements', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isElement(value) : _.isElement(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isElement(args), false); - assert.strictEqual(_.isElement([1, 2, 3]), false); - assert.strictEqual(_.isElement(true), false); - assert.strictEqual(_.isElement(new Date), false); - assert.strictEqual(_.isElement(new Error), false); - assert.strictEqual(_.isElement(_), false); - assert.strictEqual(_.isElement(slice), false); - assert.strictEqual(_.isElement({ 'a': 1 }), false); - assert.strictEqual(_.isElement(1), false); - assert.strictEqual(_.isElement(/x/), false); - assert.strictEqual(_.isElement('a'), false); - assert.strictEqual(_.isElement(symbol), false); - }); - - QUnit.test('should work with a DOM element from another realm', function(assert) { - assert.expect(1); - - if (realm.element) { - assert.strictEqual(_.isElement(realm.element), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isEmpty'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for empty values', function(assert) { - assert.expect(10); - - var expected = lodashStable.map(empties, stubTrue), - actual = lodashStable.map(empties, _.isEmpty); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isEmpty(true), true); - assert.strictEqual(_.isEmpty(slice), true); - assert.strictEqual(_.isEmpty(1), true); - assert.strictEqual(_.isEmpty(NaN), true); - assert.strictEqual(_.isEmpty(/x/), true); - assert.strictEqual(_.isEmpty(symbol), true); - assert.strictEqual(_.isEmpty(), true); - - if (Buffer) { - assert.strictEqual(_.isEmpty(new Buffer(0)), true); - assert.strictEqual(_.isEmpty(new Buffer(1)), false); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should return `false` for non-empty values', function(assert) { - assert.expect(3); - - assert.strictEqual(_.isEmpty([0]), false); - assert.strictEqual(_.isEmpty({ 'a': 0 }), false); - assert.strictEqual(_.isEmpty('a'), false); - }); - - QUnit.test('should work with an object that has a `length` property', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isEmpty({ 'length': 0 }), false); - }); - - QUnit.test('should work with `arguments` objects', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isEmpty(args), false); - }); - - QUnit.test('should work with jQuery/MooTools DOM query collections', function(assert) { - assert.expect(1); - - function Foo(elements) { - push.apply(this, elements); - } - Foo.prototype = { 'length': 0, 'splice': arrayProto.splice }; - - assert.strictEqual(_.isEmpty(new Foo([])), true); - }); - - QUnit.test('should work with maps', function(assert) { - assert.expect(4); - - if (Map) { - lodashStable.each([new Map, realm.map], function(map) { - assert.strictEqual(_.isEmpty(map), true); - map.set('a', 1); - assert.strictEqual(_.isEmpty(map), false); - map.clear(); - }); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should work with sets', function(assert) { - assert.expect(4); - - if (Set) { - lodashStable.each([new Set, realm.set], function(set) { - assert.strictEqual(_.isEmpty(set), true); - set.add(1); - assert.strictEqual(_.isEmpty(set), false); - set.clear(); - }); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should not treat objects with negative lengths as array-like', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype.length = -1; - - assert.strictEqual(_.isEmpty(new Foo), true); - }); - - QUnit.test('should not treat objects with lengths larger than `MAX_SAFE_INTEGER` as array-like', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype.length = MAX_SAFE_INTEGER + 1; - - assert.strictEqual(_.isEmpty(new Foo), true); - }); - - QUnit.test('should not treat objects with non-number lengths as array-like', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isEmpty({ 'length': '0' }), false); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_({}).isEmpty(), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_({}).chain().isEmpty() instanceof _); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isEqual'); - - (function() { - var symbol1 = Symbol ? Symbol('a') : true, - symbol2 = Symbol ? Symbol('b') : false; - - QUnit.test('should compare primitives', function(assert) { - assert.expect(1); - - var pairs = [ - [1, 1, true], [1, Object(1), true], [1, '1', false], [1, 2, false], - [-0, -0, true], [0, 0, true], [0, Object(0), true], [Object(0), Object(0), true], [-0, 0, true], [0, '0', false], [0, null, false], - [NaN, NaN, true], [NaN, Object(NaN), true], [Object(NaN), Object(NaN), true], [NaN, 'a', false], [NaN, Infinity, false], - ['a', 'a', true], ['a', Object('a'), true], [Object('a'), Object('a'), true], ['a', 'b', false], ['a', ['a'], false], - [true, true, true], [true, Object(true), true], [Object(true), Object(true), true], [true, 1, false], [true, 'a', false], - [false, false, true], [false, Object(false), true], [Object(false), Object(false), true], [false, 0, false], [false, '', false], - [symbol1, symbol1, true], [symbol1, Object(symbol1), true], [Object(symbol1), Object(symbol1), true], [symbol1, symbol2, false], - [null, null, true], [null, undefined, false], [null, {}, false], [null, '', false], - [undefined, undefined, true], [undefined, null, false], [undefined, '', false] - ]; - - var expected = lodashStable.map(pairs, function(pair) { - return pair[2]; - }); - - var actual = lodashStable.map(pairs, function(pair) { - return _.isEqual(pair[0], pair[1]); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should compare arrays', function(assert) { - assert.expect(6); - - var array1 = [true, null, 1, 'a', undefined], - array2 = [true, null, 1, 'a', undefined]; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = [[1, 2, 3], new Date(2012, 4, 23), /x/, { 'e': 1 }]; - array2 = [[1, 2, 3], new Date(2012, 4, 23), /x/, { 'e': 1 }]; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = [1]; - array1[2] = 3; - - array2 = [1]; - array2[1] = undefined; - array2[2] = 3; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = [Object(1), false, Object('a'), /x/, new Date(2012, 4, 23), ['a', 'b', [Object('c')]], { 'a': 1 }]; - array2 = [1, Object(false), 'a', /x/, new Date(2012, 4, 23), ['a', Object('b'), ['c']], { 'a': 1 }]; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = [1, 2, 3]; - array2 = [3, 2, 1]; - - assert.strictEqual(_.isEqual(array1, array2), false); - - array1 = [1, 2]; - array2 = [1, 2, 3]; - - assert.strictEqual(_.isEqual(array1, array2), false); - }); - - QUnit.test('should treat arrays with identical values but different non-index properties as equal', function(assert) { - assert.expect(3); - - var array1 = [1, 2, 3], - array2 = [1, 2, 3]; - - array1.every = array1.filter = array1.forEach = - array1.indexOf = array1.lastIndexOf = array1.map = - array1.some = array1.reduce = array1.reduceRight = null; - - array2.concat = array2.join = array2.pop = - array2.reverse = array2.shift = array2.slice = - array2.sort = array2.splice = array2.unshift = null; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = [1, 2, 3]; - array1.a = 1; - - array2 = [1, 2, 3]; - array2.b = 1; - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1 = /c/.exec('abcde'); - array2 = ['c']; - - assert.strictEqual(_.isEqual(array1, array2), true); - }); - - QUnit.test('should compare sparse arrays', function(assert) { - assert.expect(3); - - var array = Array(1); - - assert.strictEqual(_.isEqual(array, Array(1)), true); - assert.strictEqual(_.isEqual(array, [undefined]), true); - assert.strictEqual(_.isEqual(array, Array(2)), false); - }); - - QUnit.test('should compare plain objects', function(assert) { - assert.expect(5); - - var object1 = { 'a': true, 'b': null, 'c': 1, 'd': 'a', 'e': undefined }, - object2 = { 'a': true, 'b': null, 'c': 1, 'd': 'a', 'e': undefined }; - - assert.strictEqual(_.isEqual(object1, object2), true); - - object1 = { 'a': [1, 2, 3], 'b': new Date(2012, 4, 23), 'c': /x/, 'd': { 'e': 1 } }; - object2 = { 'a': [1, 2, 3], 'b': new Date(2012, 4, 23), 'c': /x/, 'd': { 'e': 1 } }; - - assert.strictEqual(_.isEqual(object1, object2), true); - - object1 = { 'a': 1, 'b': 2, 'c': 3 }; - object2 = { 'a': 3, 'b': 2, 'c': 1 }; - - assert.strictEqual(_.isEqual(object1, object2), false); - - object1 = { 'a': 1, 'b': 2, 'c': 3 }; - object2 = { 'd': 1, 'e': 2, 'f': 3 }; - - assert.strictEqual(_.isEqual(object1, object2), false); - - object1 = { 'a': 1, 'b': 2 }; - object2 = { 'a': 1, 'b': 2, 'c': 3 }; - - assert.strictEqual(_.isEqual(object1, object2), false); - }); - - QUnit.test('should compare objects regardless of key order', function(assert) { - assert.expect(1); - - var object1 = { 'a': 1, 'b': 2, 'c': 3 }, - object2 = { 'c': 3, 'a': 1, 'b': 2 }; - - assert.strictEqual(_.isEqual(object1, object2), true); - }); - - QUnit.test('should compare nested objects', function(assert) { - assert.expect(1); - - var object1 = { - 'a': [1, 2, 3], - 'b': true, - 'c': Object(1), - 'd': 'a', - 'e': { - 'f': ['a', Object('b'), 'c'], - 'g': Object(false), - 'h': new Date(2012, 4, 23), - 'i': noop, - 'j': 'a' - } - }; - - var object2 = { - 'a': [1, Object(2), 3], - 'b': Object(true), - 'c': 1, - 'd': Object('a'), - 'e': { - 'f': ['a', 'b', 'c'], - 'g': false, - 'h': new Date(2012, 4, 23), - 'i': noop, - 'j': 'a' - } - }; - - assert.strictEqual(_.isEqual(object1, object2), true); - }); - - QUnit.test('should compare object instances', function(assert) { - assert.expect(4); - - function Foo() { - this.a = 1; - } - Foo.prototype.a = 1; - - function Bar() { - this.a = 1; - } - Bar.prototype.a = 2; - - assert.strictEqual(_.isEqual(new Foo, new Foo), true); - assert.strictEqual(_.isEqual(new Foo, new Bar), false); - assert.strictEqual(_.isEqual({ 'a': 1 }, new Foo), false); - assert.strictEqual(_.isEqual({ 'a': 2 }, new Bar), false); - }); - - QUnit.test('should compare objects with constructor properties', function(assert) { - assert.expect(5); - - assert.strictEqual(_.isEqual({ 'constructor': 1 }, { 'constructor': 1 }), true); - assert.strictEqual(_.isEqual({ 'constructor': 1 }, { 'constructor': '1' }), false); - assert.strictEqual(_.isEqual({ 'constructor': [1] }, { 'constructor': [1] }), true); - assert.strictEqual(_.isEqual({ 'constructor': [1] }, { 'constructor': ['1'] }), false); - assert.strictEqual(_.isEqual({ 'constructor': Object }, {}), false); - }); - - QUnit.test('should compare arrays with circular references', function(assert) { - assert.expect(4); - - var array1 = [], - array2 = []; - - array1.push(array1); - array2.push(array2); - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1.push('b'); - array2.push('b'); - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1.push('c'); - array2.push('d'); - - assert.strictEqual(_.isEqual(array1, array2), false); - - array1 = ['a', 'b', 'c']; - array1[1] = array1; - array2 = ['a', ['a', 'b', 'c'], 'c']; - - assert.strictEqual(_.isEqual(array1, array2), false); - }); - - QUnit.test('should compare objects with circular references', function(assert) { - assert.expect(4); - - var object1 = {}, - object2 = {}; - - object1.a = object1; - object2.a = object2; - - assert.strictEqual(_.isEqual(object1, object2), true); - - object1.b = 0; - object2.b = Object(0); - - assert.strictEqual(_.isEqual(object1, object2), true); - - object1.c = Object(1); - object2.c = Object(2); - - assert.strictEqual(_.isEqual(object1, object2), false); - - object1 = { 'a': 1, 'b': 2, 'c': 3 }; - object1.b = object1; - object2 = { 'a': 1, 'b': { 'a': 1, 'b': 2, 'c': 3 }, 'c': 3 }; - - assert.strictEqual(_.isEqual(object1, object2), false); - }); - - QUnit.test('should compare objects with multiple circular references', function(assert) { - assert.expect(3); - - var array1 = [{}], - array2 = [{}]; - - (array1[0].a = array1).push(array1); - (array2[0].a = array2).push(array2); - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1[0].b = 0; - array2[0].b = Object(0); - - assert.strictEqual(_.isEqual(array1, array2), true); - - array1[0].c = Object(1); - array2[0].c = Object(2); - - assert.strictEqual(_.isEqual(array1, array2), false); - }); - - QUnit.test('should compare objects with complex circular references', function(assert) { - assert.expect(1); - - var object1 = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': { 'a': 2 } - }; - - var object2 = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': { 'a': 2 } - }; - - object1.foo.b.c.d = object1; - object1.bar.b = object1.foo.b; - - object2.foo.b.c.d = object2; - object2.bar.b = object2.foo.b; - - assert.strictEqual(_.isEqual(object1, object2), true); - }); - - QUnit.test('should compare objects with shared property values', function(assert) { - assert.expect(1); - - var object1 = { - 'a': [1, 2] - }; - - var object2 = { - 'a': [1, 2], - 'b': [1, 2] - }; - - object1.b = object1.a; - - assert.strictEqual(_.isEqual(object1, object2), true); - }); - - QUnit.test('should treat objects created by `Object.create(null)` like a plain object', function(assert) { - assert.expect(2); - - function Foo() { - this.a = 1; - } - Foo.prototype.constructor = null; - - var object2 = { 'a': 1 }; - assert.strictEqual(_.isEqual(new Foo, object2), false); - - if (create) { - var object1 = create(null); - object1.a = 1; - assert.strictEqual(_.isEqual(object1, object2), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for objects with custom `toString` methods', function(assert) { - assert.expect(1); - - var primitive, - object = { 'toString': function() { return primitive; } }, - values = [true, null, 1, 'a', undefined], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - primitive = value; - return _.isEqual(object, value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should avoid common type coercions', function(assert) { - assert.expect(9); - - assert.strictEqual(_.isEqual(true, Object(false)), false); - assert.strictEqual(_.isEqual(Object(false), Object(0)), false); - assert.strictEqual(_.isEqual(false, Object('')), false); - assert.strictEqual(_.isEqual(Object(36), Object('36')), false); - assert.strictEqual(_.isEqual(0, ''), false); - assert.strictEqual(_.isEqual(1, true), false); - assert.strictEqual(_.isEqual(1337756400000, new Date(2012, 4, 23)), false); - assert.strictEqual(_.isEqual('36', 36), false); - assert.strictEqual(_.isEqual(36, '36'), false); - }); - - QUnit.test('should compare `arguments` objects', function(assert) { - assert.expect(2); - - var args1 = (function() { return arguments; }(1, 2, 3)), - args2 = (function() { return arguments; }(1, 2, 3)), - args3 = (function() { return arguments; }(1, 2)); - - assert.strictEqual(_.isEqual(args1, args2), true); - assert.strictEqual(_.isEqual(args1, args3), false); - }); - - QUnit.test('should treat `arguments` objects like `Object` objects', function(assert) { - assert.expect(4); - - var args = (function() { return arguments; }(1, 2, 3)), - object = { '0': 1, '1': 2, '2': 3 }; - - function Foo() {} - Foo.prototype = object; - - assert.strictEqual(_.isEqual(args, object), true); - assert.strictEqual(_.isEqual(object, args), true); - - assert.strictEqual(_.isEqual(args, new Foo), false); - assert.strictEqual(_.isEqual(new Foo, args), false); - }); - - QUnit.test('should compare array buffers', function(assert) { - assert.expect(2); - - if (ArrayBuffer) { - var buffer1 = new ArrayBuffer(4), - buffer2 = new ArrayBuffer(8); - - assert.strictEqual(_.isEqual(buffer1, buffer2), false); - - buffer1 = new Int8Array([-1]).buffer; - buffer2 = new Uint8Array([255]).buffer; - - assert.strictEqual(_.isEqual(buffer1, buffer2), true); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should compare array views', function(assert) { - assert.expect(2); - - lodashStable.times(2, function(index) { - var ns = index ? realm : root; - - var pairs = lodashStable.map(arrayViews, function(type, viewIndex) { - var otherType = arrayViews[(viewIndex + 1) % arrayViews.length], - CtorA = ns[type] || function(n) { this.n = n; }, - CtorB = ns[otherType] || function(n) { this.n = n; }, - bufferA = ns[type] ? new ns.ArrayBuffer(8) : 8, - bufferB = ns[otherType] ? new ns.ArrayBuffer(8) : 8, - bufferC = ns[otherType] ? new ns.ArrayBuffer(16) : 16; - - return [new CtorA(bufferA), new CtorA(bufferA), new CtorB(bufferB), new CtorB(bufferC)]; - }); - - var expected = lodashStable.map(pairs, lodashStable.constant([true, false, false])); - - var actual = lodashStable.map(pairs, function(pair) { - return [_.isEqual(pair[0], pair[1]), _.isEqual(pair[0], pair[2]), _.isEqual(pair[2], pair[3])]; - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should compare date objects', function(assert) { - assert.expect(4); - - var date = new Date(2012, 4, 23); - - assert.strictEqual(_.isEqual(date, new Date(2012, 4, 23)), true); - assert.strictEqual(_.isEqual(date, new Date(2013, 3, 25)), false); - assert.strictEqual(_.isEqual(date, { 'getTime': lodashStable.constant(+date) }), false); - assert.strictEqual(_.isEqual(new Date('a'), new Date('a')), false); - }); - - QUnit.test('should compare error objects', function(assert) { - assert.expect(1); - - var pairs = lodashStable.map([ - 'Error', - 'EvalError', - 'RangeError', - 'ReferenceError', - 'SyntaxError', - 'TypeError', - 'URIError' - ], function(type, index, errorTypes) { - var otherType = errorTypes[++index % errorTypes.length], - CtorA = root[type], - CtorB = root[otherType]; - - return [new CtorA('a'), new CtorA('a'), new CtorB('a'), new CtorB('b')]; - }); - - var expected = lodashStable.map(pairs, lodashStable.constant([true, false, false])); - - var actual = lodashStable.map(pairs, function(pair) { - return [_.isEqual(pair[0], pair[1]), _.isEqual(pair[0], pair[2]), _.isEqual(pair[2], pair[3])]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should compare functions', function(assert) { - assert.expect(2); - - function a() { return 1 + 2; } - function b() { return 1 + 2; } - - assert.strictEqual(_.isEqual(a, a), true); - assert.strictEqual(_.isEqual(a, b), false); - }); - - QUnit.test('should compare maps', function(assert) { - assert.expect(8); - - if (Map) { - lodashStable.each([[map, new Map], [map, realm.map]], function(maps) { - var map1 = maps[0], - map2 = maps[1]; - - map1.set('a', 1); - map2.set('b', 2); - assert.strictEqual(_.isEqual(map1, map2), false); - - map1.set('b', 2); - map2.set('a', 1); - assert.strictEqual(_.isEqual(map1, map2), true); - - map1['delete']('a'); - map1.set('a', 1); - assert.strictEqual(_.isEqual(map1, map2), true); - - map2['delete']('a'); - assert.strictEqual(_.isEqual(map1, map2), false); - - map1.clear(); - map2.clear(); - }); - } - else { - skipAssert(assert, 8); - } - }); - - QUnit.test('should compare maps with circular references', function(assert) { - assert.expect(2); - - if (Map) { - var map1 = new Map, - map2 = new Map; - - map1.set('a', map1); - map2.set('a', map2); - assert.strictEqual(_.isEqual(map1, map2), true); - - map1.set('b', 1); - map2.set('b', 2); - assert.strictEqual(_.isEqual(map1, map2), false); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should compare promises by reference', function(assert) { - assert.expect(4); - - if (promise) { - lodashStable.each([[promise, Promise.resolve(1)], [promise, realm.promise]], function(promises) { - var promise1 = promises[0], - promise2 = promises[1]; - - assert.strictEqual(_.isEqual(promise1, promise2), false); - assert.strictEqual(_.isEqual(promise1, promise1), true); - }); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should compare regexes', function(assert) { - assert.expect(5); - - assert.strictEqual(_.isEqual(/x/gim, /x/gim), true); - assert.strictEqual(_.isEqual(/x/gim, /x/mgi), true); - assert.strictEqual(_.isEqual(/x/gi, /x/g), false); - assert.strictEqual(_.isEqual(/x/, /y/), false); - assert.strictEqual(_.isEqual(/x/g, { 'global': true, 'ignoreCase': false, 'multiline': false, 'source': 'x' }), false); - }); - - QUnit.test('should compare sets', function(assert) { - assert.expect(8); - - if (Set) { - lodashStable.each([[set, new Set], [set, realm.set]], function(sets) { - var set1 = sets[0], - set2 = sets[1]; - - set1.add(1); - set2.add(2); - assert.strictEqual(_.isEqual(set1, set2), false); - - set1.add(2); - set2.add(1); - assert.strictEqual(_.isEqual(set1, set2), true); - - set1['delete'](1); - set1.add(1); - assert.strictEqual(_.isEqual(set1, set2), true); - - set2['delete'](1); - assert.strictEqual(_.isEqual(set1, set2), false); - - set1.clear(); - set2.clear(); - }); - } - else { - skipAssert(assert, 8); - } - }); - - QUnit.test('should compare sets with circular references', function(assert) { - assert.expect(2); - - if (Set) { - var set1 = new Set, - set2 = new Set; - - set1.add(set1); - set2.add(set2); - assert.strictEqual(_.isEqual(set1, set2), true); - - set1.add(1); - set2.add(2); - assert.strictEqual(_.isEqual(set1, set2), false); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should work as an iteratee for `_.every`', function(assert) { - assert.expect(1); - - var actual = lodashStable.every([1, 1, 1], lodashStable.partial(_.isEqual, 1)); - assert.ok(actual); - }); - - QUnit.test('should return `true` for like-objects from different documents', function(assert) { - assert.expect(4); - - if (realm.object) { - assert.strictEqual(_.isEqual([1], realm.array), true); - assert.strictEqual(_.isEqual([2], realm.array), false); - assert.strictEqual(_.isEqual({ 'a': 1 }, realm.object), true); - assert.strictEqual(_.isEqual({ 'a': 2 }, realm.object), false); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should not error on DOM elements', function(assert) { - assert.expect(1); - - if (document) { - var element1 = document.createElement('div'), - element2 = element1.cloneNode(true); - - try { - assert.strictEqual(_.isEqual(element1, element2), false); - } catch (e) { - assert.ok(false, e.message); - } - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should compare wrapped values', function(assert) { - assert.expect(32); - - var stamp = +new Date; - - var values = [ - [[1, 2], [1, 2], [1, 2, 3]], - [true, true, false], - [new Date(stamp), new Date(stamp), new Date(stamp - 100)], - [{ 'a': 1, 'b': 2 }, { 'a': 1, 'b': 2 }, { 'a': 1, 'b': 1 }], - [1, 1, 2], - [NaN, NaN, Infinity], - [/x/, /x/, /x/i], - ['a', 'a', 'A'] - ]; - - lodashStable.each(values, function(vals) { - if (!isNpm) { - var wrapped1 = _(vals[0]), - wrapped2 = _(vals[1]), - actual = wrapped1.isEqual(wrapped2); - - assert.strictEqual(actual, true); - assert.strictEqual(_.isEqual(_(actual), _(true)), true); - - wrapped1 = _(vals[0]); - wrapped2 = _(vals[2]); - - actual = wrapped1.isEqual(wrapped2); - assert.strictEqual(actual, false); - assert.strictEqual(_.isEqual(_(actual), _(false)), true); - } - else { - skipAssert(assert, 4); - } - }); - }); - - QUnit.test('should compare wrapped and non-wrapped values', function(assert) { - assert.expect(4); - - if (!isNpm) { - var object1 = _({ 'a': 1, 'b': 2 }), - object2 = { 'a': 1, 'b': 2 }; - - assert.strictEqual(object1.isEqual(object2), true); - assert.strictEqual(_.isEqual(object1, object2), true); - - object1 = _({ 'a': 1, 'b': 2 }); - object2 = { 'a': 1, 'b': 1 }; - - assert.strictEqual(object1.isEqual(object2), false); - assert.strictEqual(_.isEqual(object1, object2), false); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_('a').isEqual('a'), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_('a').chain().isEqual('a') instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isEqualWith'); - - (function() { - QUnit.test('should provide the correct `customizer` arguments', function(assert) { - assert.expect(1); - - var argsList = [], - object1 = { 'a': [1, 2], 'b': null }, - object2 = { 'a': [1, 2], 'b': null }; - - object1.b = object2; - object2.b = object1; - - var expected = [ - [object1, object2], - [object1.a, object2.a, 'a', object1, object2], - [object1.a[0], object2.a[0], 0, object1.a, object2.a], - [object1.a[1], object2.a[1], 1, object1.a, object2.a], - [object1.b, object2.b, 'b', object1.b, object2.b], - [object1.b.a, object2.b.a, 'a', object1.b, object2.b], - [object1.b.a[0], object2.b.a[0], 0, object1.b.a, object2.b.a], - [object1.b.a[1], object2.b.a[1], 1, object1.b.a, object2.b.a], - [object1.b.b, object2.b.b, 'b', object1.b.b, object2.b.b] - ]; - - _.isEqualWith(object1, object2, function(assert) { - var length = arguments.length, - args = slice.call(arguments, 0, length - (length > 2 ? 1 : 0)); - - argsList.push(args); - }); - - assert.deepEqual(argsList, expected); - }); - - QUnit.test('should handle comparisons when `customizer` returns `undefined`', function(assert) { - assert.expect(3); - - assert.strictEqual(_.isEqualWith('a', 'a', noop), true); - assert.strictEqual(_.isEqualWith(['a'], ['a'], noop), true); - assert.strictEqual(_.isEqualWith({ '0': 'a' }, { '0': 'a' }, noop), true); - }); - - QUnit.test('should not handle comparisons when `customizer` returns `true`', function(assert) { - assert.expect(3); - - var customizer = function(value) { - return _.isString(value) || undefined; - }; - - assert.strictEqual(_.isEqualWith('a', 'b', customizer), true); - assert.strictEqual(_.isEqualWith(['a'], ['b'], customizer), true); - assert.strictEqual(_.isEqualWith({ '0': 'a' }, { '0': 'b' }, customizer), true); - }); - - QUnit.test('should not handle comparisons when `customizer` returns `false`', function(assert) { - assert.expect(3); - - var customizer = function(value) { - return _.isString(value) ? false : undefined; - }; - - assert.strictEqual(_.isEqualWith('a', 'a', customizer), false); - assert.strictEqual(_.isEqualWith(['a'], ['a'], customizer), false); - assert.strictEqual(_.isEqualWith({ '0': 'a' }, { '0': 'a' }, customizer), false); - }); - - QUnit.test('should return a boolean value even when `customizer` does not', function(assert) { - assert.expect(2); - - var actual = _.isEqualWith('a', 'b', stubC); - assert.strictEqual(actual, true); - - var values = _.without(falsey, undefined), - expected = lodashStable.map(values, stubFalse); - - actual = []; - lodashStable.each(values, function(value) { - actual.push(_.isEqualWith('a', 'a', lodashStable.constant(value))); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should ensure `customizer` is a function', function(assert) { - assert.expect(1); - - var array = [1, 2, 3], - eq = _.partial(_.isEqualWith, array), - actual = lodashStable.map([array, [1, 0, 3]], eq); - - assert.deepEqual(actual, [true, false]); - }); - - QUnit.test('should call `customizer` for values maps and sets', function(assert) { - assert.expect(2); - - var value = { 'a': { 'b': 2 } }; - - if (Map) { - var map1 = new Map; - map1.set('a', value); - - var map2 = new Map; - map2.set('a', value); - } - if (Set) { - var set1 = new Set; - set1.add(value); - - var set2 = new Set; - set2.add(value); - } - lodashStable.each([[map1, map2], [set1, set2]], function(pair, index) { - if (pair[0]) { - var argsList = [], - array = lodashStable.toArray(pair[0]); - - var expected = [ - [pair[0], pair[1]], - [array[0], array[0], 0, array, array], - [array[0][0], array[0][0], 0, array[0], array[0]], - [array[0][1], array[0][1], 1, array[0], array[0]] - ]; - - if (index) { - expected.length = 2; - } - _.isEqualWith(pair[0], pair[1], function() { - var length = arguments.length, - args = slice.call(arguments, 0, length - (length > 2 ? 1 : 0)); - - argsList.push(args); - }); - - assert.deepEqual(argsList, expected, index ? 'Set' : 'Map'); - } - else { - skipAssert(assert); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isError'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for error objects', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(errors, stubTrue); - - var actual = lodashStable.map(errors, function(error) { - return _.isError(error) === true; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` for subclassed values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isError(new CustomError('x')), true); - }); - - QUnit.test('should return `false` for non error objects', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isError(value) : _.isError(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isError(args), false); - assert.strictEqual(_.isError([1, 2, 3]), false); - assert.strictEqual(_.isError(true), false); - assert.strictEqual(_.isError(new Date), false); - assert.strictEqual(_.isError(_), false); - assert.strictEqual(_.isError(slice), false); - assert.strictEqual(_.isError({ 'a': 1 }), false); - assert.strictEqual(_.isError(1), false); - assert.strictEqual(_.isError(/x/), false); - assert.strictEqual(_.isError('a'), false); - assert.strictEqual(_.isError(symbol), false); - }); - - QUnit.test('should work with an error object from another realm', function(assert) { - assert.expect(1); - - if (realm.errors) { - var expected = lodashStable.map(realm.errors, stubTrue); - - var actual = lodashStable.map(realm.errors, function(error) { - return _.isError(error) === true; - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isFinite'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for finite values', function(assert) { - assert.expect(1); - - var values = [0, 1, 3.14, -1], - expected = lodashStable.map(values, stubTrue), - actual = lodashStable.map(values, _.isFinite); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-finite values', function(assert) { - assert.expect(1); - - var values = [NaN, Infinity, -Infinity, Object(1)], - expected = lodashStable.map(values, stubFalse), - actual = lodashStable.map(values, _.isFinite); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-numeric values', function(assert) { - assert.expect(10); - - var values = [undefined, [], true, '', ' ', '2px'], - expected = lodashStable.map(values, stubFalse), - actual = lodashStable.map(values, _.isFinite); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isFinite(args), false); - assert.strictEqual(_.isFinite([1, 2, 3]), false); - assert.strictEqual(_.isFinite(true), false); - assert.strictEqual(_.isFinite(new Date), false); - assert.strictEqual(_.isFinite(new Error), false); - assert.strictEqual(_.isFinite({ 'a': 1 }), false); - assert.strictEqual(_.isFinite(/x/), false); - assert.strictEqual(_.isFinite('a'), false); - assert.strictEqual(_.isFinite(symbol), false); - }); - - QUnit.test('should return `false` for numeric string values', function(assert) { - assert.expect(1); - - var values = ['2', '0', '08'], - expected = lodashStable.map(values, stubFalse), - actual = lodashStable.map(values, _.isFinite); - - assert.deepEqual(actual, expected); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isFunction'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for functions', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isFunction(_), true); - assert.strictEqual(_.isFunction(slice), true); - }); - - QUnit.test('should return `true` for generator functions', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isFunction(generator), typeof generator == 'function'); - }); - - QUnit.test('should return `true` for array view constructors', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(arrayViews, function(type) { - return objToString.call(root[type]) == funcTag; - }); - - var actual = lodashStable.map(arrayViews, function(type) { - return _.isFunction(root[type]); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-functions', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isFunction(value) : _.isFunction(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isFunction(args), false); - assert.strictEqual(_.isFunction([1, 2, 3]), false); - assert.strictEqual(_.isFunction(true), false); - assert.strictEqual(_.isFunction(new Date), false); - assert.strictEqual(_.isFunction(new Error), false); - assert.strictEqual(_.isFunction({ 'a': 1 }), false); - assert.strictEqual(_.isFunction(1), false); - assert.strictEqual(_.isFunction(/x/), false); - assert.strictEqual(_.isFunction('a'), false); - assert.strictEqual(_.isFunction(symbol), false); - - if (document) { - assert.strictEqual(_.isFunction(document.getElementsByTagName('body')), false); - } else { - skipAssert(assert); - } - }); - - QUnit.test('should work with host objects in IE 8 document mode (test in IE 11)', function(assert) { - assert.expect(2); - - // Trigger a Chakra JIT bug. - // See https://github.com/jashkenas/underscore/issues/1621. - lodashStable.each([body, xml], function(object) { - if (object) { - lodashStable.times(100, _.isFunction); - assert.strictEqual(_.isFunction(object), false); - } - else { - skipAssert(assert); - } - }); - }); - - QUnit.test('should work with a function from another realm', function(assert) { - assert.expect(1); - - if (realm.function) { - assert.strictEqual(_.isFunction(realm.function), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('isInteger methods'); - - lodashStable.each(['isInteger', 'isSafeInteger'], function(methodName) { - var args = arguments, - func = _[methodName], - isSafe = methodName == 'isSafeInteger'; - - QUnit.test('`_.' + methodName + '` should return `true` for integer values', function(assert) { - assert.expect(2); - - var values = [-1, 0, 1], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return func(value); - }); - - assert.deepEqual(actual, expected); - assert.strictEqual(func(MAX_INTEGER), !isSafe); - }); - - QUnit.test('should return `false` for non-integer number values', function(assert) { - assert.expect(1); - - var values = [NaN, Infinity, -Infinity, Object(1), 3.14], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - return func(value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-numeric values', function(assert) { - assert.expect(10); - - var expected = lodashStable.map(falsey, function(value) { - return value === 0; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? func(value) : func(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(func(args), false); - assert.strictEqual(func([1, 2, 3]), false); - assert.strictEqual(func(true), false); - assert.strictEqual(func(new Date), false); - assert.strictEqual(func(new Error), false); - assert.strictEqual(func({ 'a': 1 }), false); - assert.strictEqual(func(/x/), false); - assert.strictEqual(func('a'), false); - assert.strictEqual(func(symbol), false); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isLength'); - - (function() { - QUnit.test('should return `true` for lengths', function(assert) { - assert.expect(1); - - var values = [0, 3, MAX_SAFE_INTEGER], - expected = lodashStable.map(values, stubTrue), - actual = lodashStable.map(values, _.isLength); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-lengths', function(assert) { - assert.expect(1); - - var values = [-1, '1', 1.1, MAX_SAFE_INTEGER + 1], - expected = lodashStable.map(values, stubFalse), - actual = lodashStable.map(values, _.isLength); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isMap'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for maps', function(assert) { - assert.expect(1); - - if (Map) { - assert.strictEqual(_.isMap(map), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non-maps', function(assert) { - assert.expect(14); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isMap(value) : _.isMap(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isMap(args), false); - assert.strictEqual(_.isMap([1, 2, 3]), false); - assert.strictEqual(_.isMap(true), false); - assert.strictEqual(_.isMap(new Date), false); - assert.strictEqual(_.isMap(new Error), false); - assert.strictEqual(_.isMap(_), false); - assert.strictEqual(_.isMap(slice), false); - assert.strictEqual(_.isMap({ 'a': 1 }), false); - assert.strictEqual(_.isMap(1), false); - assert.strictEqual(_.isMap(/x/), false); - assert.strictEqual(_.isMap('a'), false); - assert.strictEqual(_.isMap(symbol), false); - assert.strictEqual(_.isMap(weakMap), false); - }); - - QUnit.test('should work for objects with a non-function `constructor` (test in IE 11)', function(assert) { - assert.expect(1); - - var values = [false, true], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - return _.isMap({ 'constructor': value }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with maps from another realm', function(assert) { - assert.expect(1); - - if (realm.map) { - assert.strictEqual(_.isMap(realm.map), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isMatch'); - - (function() { - QUnit.test('should perform a deep comparison between `object` and `source`', function(assert) { - assert.expect(5); - - var object = { 'a': 1, 'b': 2, 'c': 3 }; - assert.strictEqual(_.isMatch(object, { 'a': 1 }), true); - assert.strictEqual(_.isMatch(object, { 'b': 1 }), false); - assert.strictEqual(_.isMatch(object, { 'a': 1, 'c': 3 }), true); - assert.strictEqual(_.isMatch(object, { 'c': 3, 'd': 4 }), false); - - object = { 'a': { 'b': { 'c': 1, 'd': 2 }, 'e': 3 }, 'f': 4 }; - assert.strictEqual(_.isMatch(object, { 'a': { 'b': { 'c': 1 } } }), true); - }); - - QUnit.test('should match inherited string keyed `object` properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - assert.strictEqual(_.isMatch({ 'a': new Foo }, { 'a': { 'b': 2 } }), true); - }); - - QUnit.test('should not match by inherited `source` properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': 2 }], - source = new Foo, - expected = lodashStable.map(objects, stubTrue); - - var actual = lodashStable.map(objects, function(object) { - return _.isMatch(object, source); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should compare a variety of `source` property values', function(assert) { - assert.expect(2); - - var object1 = { 'a': false, 'b': true, 'c': '3', 'd': 4, 'e': [5], 'f': { 'g': 6 } }, - object2 = { 'a': 0, 'b': 1, 'c': 3, 'd': '4', 'e': ['5'], 'f': { 'g': '6' } }; - - assert.strictEqual(_.isMatch(object1, object1), true); - assert.strictEqual(_.isMatch(object1, object2), false); - }); - - QUnit.test('should match `-0` as `0`', function(assert) { - assert.expect(2); - - var object1 = { 'a': -0 }, - object2 = { 'a': 0 }; - - assert.strictEqual(_.isMatch(object1, object2), true); - assert.strictEqual(_.isMatch(object2, object1), true); - }); - - QUnit.test('should compare functions by reference', function(assert) { - assert.expect(3); - - var object1 = { 'a': lodashStable.noop }, - object2 = { 'a': noop }, - object3 = { 'a': {} }; - - assert.strictEqual(_.isMatch(object1, object1), true); - assert.strictEqual(_.isMatch(object2, object1), false); - assert.strictEqual(_.isMatch(object3, object1), false); - }); - - QUnit.test('should work with a function for `object`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = { 'b': 2, 'c': 3 }; - - assert.strictEqual(_.isMatch(Foo, { 'a': { 'b': 2 } }), true); - }); - - QUnit.test('should work with a function for `source`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = 1; - Foo.b = function() {}; - Foo.c = 3; - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': Foo.b, 'c': 3 }]; - - var actual = lodashStable.map(objects, function(object) { - return _.isMatch(object, Foo); - }); - - assert.deepEqual(actual, [false, true]); - }); - - QUnit.test('should work with a non-plain `object`', function(assert) { - assert.expect(1); - - function Foo(object) { lodashStable.assign(this, object); } - - var object = new Foo({ 'a': new Foo({ 'b': 2, 'c': 3 }) }); - assert.strictEqual(_.isMatch(object, { 'a': { 'b': 2 } }), true); - }); - - QUnit.test('should partial match arrays', function(assert) { - assert.expect(3); - - var objects = [{ 'a': ['b'] }, { 'a': ['c', 'd'] }], - source = { 'a': ['d'] }, - predicate = function(object) { return _.isMatch(object, source); }, - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, [objects[1]]); - - source = { 'a': ['b', 'd'] }; - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, []); - - source = { 'a': ['d', 'b'] }; - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, []); - }); - - QUnit.test('should partial match arrays with duplicate values', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1, 2] }, { 'a': [2, 2] }], - source = { 'a': [2, 2] }; - - var actual = lodashStable.filter(objects, function(object) { - return _.isMatch(object, source); - }); - - assert.deepEqual(actual, [objects[1]]); - }); - - QUnit.test('should partial match arrays of objects', function(assert) { - assert.expect(1); - - var source = { 'a': [{ 'b': 1 }, { 'b': 4, 'c': 5 }] }; - - var objects = [ - { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 4, 'c': 5, 'd': 6 }] }, - { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 4, 'c': 6, 'd': 7 }] } - ]; - - var actual = lodashStable.filter(objects, function(object) { - return _.isMatch(object, source); - }); - - assert.deepEqual(actual, [objects[0]]); - }); - - QUnit.test('should partial match maps', function(assert) { - assert.expect(3); - - if (Map) { - var objects = [{ 'a': new Map }, { 'a': new Map }]; - objects[0].a.set('a', 1); - objects[1].a.set('a', 1); - objects[1].a.set('b', 2); - - var map = new Map; - map.set('b', 2); - - var source = { 'a': map }, - predicate = function(object) { return _.isMatch(object, source); }, - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, [objects[1]]); - - map['delete']('b'); - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, objects); - - map.set('c', 3); - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should partial match sets', function(assert) { - assert.expect(3); - - if (Set) { - var objects = [{ 'a': new Set }, { 'a': new Set }]; - objects[0].a.add(1); - objects[1].a.add(1); - objects[1].a.add(2); - - var set = new Set; - set.add(2); - - var source = { 'a': set }, - predicate = function(object) { return _.isMatch(object, source); }, - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, [objects[1]]); - - set['delete'](2); - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, objects); - - set.add(3); - actual = lodashStable.filter(objects, predicate); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should match `undefined` values', function(assert) { - assert.expect(3); - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': 1 }, { 'a': 1, 'b': undefined }], - source = { 'b': undefined }, - predicate = function(object) { return _.isMatch(object, source); }, - actual = lodashStable.map(objects, predicate), - expected = [false, false, true]; - - assert.deepEqual(actual, expected); - - source = { 'a': 1, 'b': undefined }; - actual = lodashStable.map(objects, predicate); - - assert.deepEqual(actual, expected); - - objects = [{ 'a': { 'b': 2 } }, { 'a': { 'b': 2, 'c': 3 } }, { 'a': { 'b': 2, 'c': undefined } }]; - source = { 'a': { 'c': undefined } }; - actual = lodashStable.map(objects, predicate); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match `undefined` values on primitives', function(assert) { - assert.expect(3); - - numberProto.a = 1; - numberProto.b = undefined; - - try { - assert.strictEqual(_.isMatch(1, { 'b': undefined }), true); - } catch (e) { - assert.ok(false, e.message); - } - try { - assert.strictEqual(_.isMatch(1, { 'a': 1, 'b': undefined }), true); - } catch (e) { - assert.ok(false, e.message); - } - numberProto.a = { 'b': 1, 'c': undefined }; - try { - assert.strictEqual(_.isMatch(1, { 'a': { 'c': undefined } }), true); - } catch (e) { - assert.ok(false, e.message); - } - delete numberProto.a; - delete numberProto.b; - }); - - QUnit.test('should return `false` when `object` is nullish', function(assert) { - assert.expect(1); - - var values = [null, undefined], - expected = lodashStable.map(values, stubFalse), - source = { 'a': 1 }; - - var actual = lodashStable.map(values, function(value) { - try { - return _.isMatch(value, source); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source` to a nullish `object`', function(assert) { - assert.expect(1); - - var values = [null, undefined], - expected = lodashStable.map(values, stubTrue), - source = {}; - - var actual = lodashStable.map(values, function(value) { - try { - return _.isMatch(value, source); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source`', function(assert) { - assert.expect(1); - - var object = { 'a': 1 }, - expected = lodashStable.map(empties, stubTrue); - - var actual = lodashStable.map(empties, function(value) { - return _.isMatch(object, value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing a `source` of empty arrays and objects', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1], 'b': { 'c': 1 } }, { 'a': [2, 3], 'b': { 'd': 2 } }], - source = { 'a': [], 'b': {} }; - - var actual = lodashStable.filter(objects, function(object) { - return _.isMatch(object, source); - }); - - assert.deepEqual(actual, objects); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isMatchWith'); - - (function() { - QUnit.test('should provide the correct `customizer` arguments', function(assert) { - assert.expect(1); - - var argsList = [], - object1 = { 'a': [1, 2], 'b': null }, - object2 = { 'a': [1, 2], 'b': null }; - - object1.b = object2; - object2.b = object1; - - var expected = [ - [object1.a, object2.a, 'a', object1, object2], - [object1.a[0], object2.a[0], 0, object1.a, object2.a], - [object1.a[1], object2.a[1], 1, object1.a, object2.a], - [object1.b, object2.b, 'b', object1, object2], - [object1.b.a, object2.b.a, 'a', object1.b, object2.b], - [object1.b.a[0], object2.b.a[0], 0, object1.b.a, object2.b.a], - [object1.b.a[1], object2.b.a[1], 1, object1.b.a, object2.b.a], - [object1.b.b, object2.b.b, 'b', object1.b, object2.b], - [object1.b.b.a, object2.b.b.a, 'a', object1.b.b, object2.b.b], - [object1.b.b.a[0], object2.b.b.a[0], 0, object1.b.b.a, object2.b.b.a], - [object1.b.b.a[1], object2.b.b.a[1], 1, object1.b.b.a, object2.b.b.a], - [object1.b.b.b, object2.b.b.b, 'b', object1.b.b, object2.b.b] - ]; - - _.isMatchWith(object1, object2, function(assert) { - argsList.push(slice.call(arguments, 0, -1)); - }); - - assert.deepEqual(argsList, expected); - }); - - QUnit.test('should handle comparisons when `customizer` returns `undefined`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isMatchWith({ 'a': 1 }, { 'a': 1 }, noop), true); - }); - - QUnit.test('should not handle comparisons when `customizer` returns `true`', function(assert) { - assert.expect(2); - - var customizer = function(value) { - return _.isString(value) || undefined; - }; - - assert.strictEqual(_.isMatchWith(['a'], ['b'], customizer), true); - assert.strictEqual(_.isMatchWith({ '0': 'a' }, { '0': 'b' }, customizer), true); - }); - - QUnit.test('should not handle comparisons when `customizer` returns `false`', function(assert) { - assert.expect(2); - - var customizer = function(value) { - return _.isString(value) ? false : undefined; - }; - - assert.strictEqual(_.isMatchWith(['a'], ['a'], customizer), false); - assert.strictEqual(_.isMatchWith({ '0': 'a' }, { '0': 'a' }, customizer), false); - }); - - QUnit.test('should return a boolean value even when `customizer` does not', function(assert) { - assert.expect(2); - - var object = { 'a': 1 }, - actual = _.isMatchWith(object, { 'a': 1 }, stubA); - - assert.strictEqual(actual, true); - - var expected = lodashStable.map(falsey, stubFalse); - - actual = []; - lodashStable.each(falsey, function(value) { - actual.push(_.isMatchWith(object, { 'a': 2 }, lodashStable.constant(value))); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should provide `stack` to `customizer`', function(assert) { - assert.expect(1); - - var actual; - - _.isMatchWith({ 'a': 1 }, { 'a': 1 }, function() { - actual = _.last(arguments); - }); - - assert.ok(isNpm - ? actual.constructor.name == 'Stack' - : actual instanceof mapCaches.Stack - ); - }); - - QUnit.test('should ensure `customizer` is a function', function(assert) { - assert.expect(1); - - var object = { 'a': 1 }, - matches = _.partial(_.isMatchWith, object), - actual = lodashStable.map([object, { 'a': 2 }], matches); - - assert.deepEqual(actual, [true, false]); - }); - - QUnit.test('should call `customizer` for values maps and sets', function(assert) { - assert.expect(2); - - var value = { 'a': { 'b': 2 } }; - - if (Map) { - var map1 = new Map; - map1.set('a', value); - - var map2 = new Map; - map2.set('a', value); - } - if (Set) { - var set1 = new Set; - set1.add(value); - - var set2 = new Set; - set2.add(value); - } - lodashStable.each([[map1, map2], [set1, set2]], function(pair, index) { - if (pair[0]) { - var argsList = [], - array = lodashStable.toArray(pair[0]), - object1 = { 'a': pair[0] }, - object2 = { 'a': pair[1] }; - - var expected = [ - [pair[0], pair[1], 'a', object1, object2], - [array[0], array[0], 0, array, array], - [array[0][0], array[0][0], 0, array[0], array[0]], - [array[0][1], array[0][1], 1, array[0], array[0]] - ]; - - if (index) { - expected.length = 2; - } - _.isMatchWith({ 'a': pair[0] }, { 'a': pair[1] }, function() { - argsList.push(slice.call(arguments, 0, -1)); - }); - - assert.deepEqual(argsList, expected, index ? 'Set' : 'Map'); - } - else { - skipAssert(assert); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isNaN'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for NaNs', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isNaN(NaN), true); - assert.strictEqual(_.isNaN(Object(NaN)), true); - }); - - QUnit.test('should return `false` for non-NaNs', function(assert) { - assert.expect(14); - - var expected = lodashStable.map(falsey, function(value) { - return value !== value; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isNaN(value) : _.isNaN(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isNaN(args), false); - assert.strictEqual(_.isNaN([1, 2, 3]), false); - assert.strictEqual(_.isNaN(true), false); - assert.strictEqual(_.isNaN(new Date), false); - assert.strictEqual(_.isNaN(new Error), false); - assert.strictEqual(_.isNaN(_), false); - assert.strictEqual(_.isNaN(slice), false); - assert.strictEqual(_.isNaN({ 'a': 1 }), false); - assert.strictEqual(_.isNaN(1), false); - assert.strictEqual(_.isNaN(Object(1)), false); - assert.strictEqual(_.isNaN(/x/), false); - assert.strictEqual(_.isNaN('a'), false); - assert.strictEqual(_.isNaN(symbol), false); - }); - - QUnit.test('should work with `NaN` from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - assert.strictEqual(_.isNaN(realm.nan), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isNative'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for native methods', function(assert) { - assert.expect(1); - - var values = [Array, body && body.cloneNode, create, root.encodeURI, Promise, slice, Uint8Array], - expected = lodashStable.map(values, Boolean), - actual = lodashStable.map(values, _.isNative); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non-native methods', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isNative(value) : _.isNative(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isNative(args), false); - assert.strictEqual(_.isNative([1, 2, 3]), false); - assert.strictEqual(_.isNative(true), false); - assert.strictEqual(_.isNative(new Date), false); - assert.strictEqual(_.isNative(new Error), false); - assert.strictEqual(_.isNative(_), false); - assert.strictEqual(_.isNative({ 'a': 1 }), false); - assert.strictEqual(_.isNative(1), false); - assert.strictEqual(_.isNative(/x/), false); - assert.strictEqual(_.isNative('a'), false); - assert.strictEqual(_.isNative(symbol), false); - }); - - QUnit.test('should work with native functions from another realm', function(assert) { - assert.expect(2); - - if (realm.element) { - assert.strictEqual(_.isNative(realm.element.cloneNode), true); - } - else { - skipAssert(assert); - } - if (realm.object) { - assert.strictEqual(_.isNative(realm.object.valueOf), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should throw an error if core-js is detected', function(assert) { - assert.expect(1); - - if (!isModularize) { - var lodash = _.runInContext({ - '__core-js_shared__': {} - }); - - assert.raises(function() { lodash.isNative(noop); }); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should detect methods masquerading as native', function(assert) { - assert.expect(2); - - if (_._baseEach) { - var path = require('path'), - basePath = path.dirname(filePath), - uid = 'e0gvgyrad1jor', - coreKey = '__core-js_shared__', - fakeSrcKey = 'Symbol(src)_1.' + uid; - - root[coreKey] = { 'keys': { 'IE_PROTO': 'Symbol(IE_PROTO)_3.' + uid } }; - emptyObject(require.cache); - - var baseIsNative = interopRequire(path.join(basePath, '_baseIsNative')); - assert.strictEqual(baseIsNative(slice), true); - - slice[fakeSrcKey] = slice + ''; - assert.strictEqual(baseIsNative(slice), false); - - delete slice[fakeSrcKey]; - delete root[coreKey]; - } - else { - skipAssert(assert, 2); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isNil'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for nullish values', function(assert) { - assert.expect(3); - - assert.strictEqual(_.isNil(null), true); - assert.strictEqual(_.isNil(), true); - assert.strictEqual(_.isNil(undefined), true); - }); - - QUnit.test('should return `false` for non-nullish values', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, function(value) { - return value == null; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isNil(value) : _.isNil(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isNil(args), false); - assert.strictEqual(_.isNil([1, 2, 3]), false); - assert.strictEqual(_.isNil(true), false); - assert.strictEqual(_.isNil(new Date), false); - assert.strictEqual(_.isNil(new Error), false); - assert.strictEqual(_.isNil(_), false); - assert.strictEqual(_.isNil(slice), false); - assert.strictEqual(_.isNil({ 'a': 1 }), false); - assert.strictEqual(_.isNil(1), false); - assert.strictEqual(_.isNil(/x/), false); - assert.strictEqual(_.isNil('a'), false); - - if (Symbol) { - assert.strictEqual(_.isNil(symbol), false); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work with nils from another realm', function(assert) { - assert.expect(2); - - if (realm.object) { - assert.strictEqual(_.isNil(realm.null), true); - assert.strictEqual(_.isNil(realm.undefined), true); - } - else { - skipAssert(assert, 2); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isNull'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for `null` values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isNull(null), true); - }); - - QUnit.test('should return `false` for non `null` values', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, function(value) { - return value === null; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isNull(value) : _.isNull(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isNull(args), false); - assert.strictEqual(_.isNull([1, 2, 3]), false); - assert.strictEqual(_.isNull(true), false); - assert.strictEqual(_.isNull(new Date), false); - assert.strictEqual(_.isNull(new Error), false); - assert.strictEqual(_.isNull(_), false); - assert.strictEqual(_.isNull(slice), false); - assert.strictEqual(_.isNull({ 'a': 1 }), false); - assert.strictEqual(_.isNull(1), false); - assert.strictEqual(_.isNull(/x/), false); - assert.strictEqual(_.isNull('a'), false); - assert.strictEqual(_.isNull(symbol), false); - }); - - QUnit.test('should work with nulls from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - assert.strictEqual(_.isNull(realm.null), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isNumber'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.isNumber(0), true); - assert.strictEqual(_.isNumber(Object(0)), true); - assert.strictEqual(_.isNumber(NaN), true); - }); - - QUnit.test('should return `false` for non-numbers', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, function(value) { - return typeof value == 'number'; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isNumber(value) : _.isNumber(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isNumber(args), false); - assert.strictEqual(_.isNumber([1, 2, 3]), false); - assert.strictEqual(_.isNumber(true), false); - assert.strictEqual(_.isNumber(new Date), false); - assert.strictEqual(_.isNumber(new Error), false); - assert.strictEqual(_.isNumber(_), false); - assert.strictEqual(_.isNumber(slice), false); - assert.strictEqual(_.isNumber({ 'a': 1 }), false); - assert.strictEqual(_.isNumber(/x/), false); - assert.strictEqual(_.isNumber('a'), false); - assert.strictEqual(_.isNumber(symbol), false); - }); - - QUnit.test('should work with numbers from another realm', function(assert) { - assert.expect(1); - - if (realm.number) { - assert.strictEqual(_.isNumber(realm.number), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should avoid `[xpconnect wrapped native prototype]` in Firefox', function(assert) { - assert.expect(1); - - assert.strictEqual(_.isNumber(+'2'), true); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isObject'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for objects', function(assert) { - assert.expect(13); - - assert.strictEqual(_.isObject(args), true); - assert.strictEqual(_.isObject([1, 2, 3]), true); - assert.strictEqual(_.isObject(Object(false)), true); - assert.strictEqual(_.isObject(new Date), true); - assert.strictEqual(_.isObject(new Error), true); - assert.strictEqual(_.isObject(_), true); - assert.strictEqual(_.isObject(slice), true); - assert.strictEqual(_.isObject({ 'a': 1 }), true); - assert.strictEqual(_.isObject(Object(0)), true); - assert.strictEqual(_.isObject(/x/), true); - assert.strictEqual(_.isObject(Object('a')), true); - - if (document) { - assert.strictEqual(_.isObject(body), true); - } - else { - skipAssert(assert); - } - if (Symbol) { - assert.strictEqual(_.isObject(Object(symbol)), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non-objects', function(assert) { - assert.expect(1); - - var values = falsey.concat(true, 1, 'a', symbol), - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.isObject(value) : _.isObject(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with objects from another realm', function(assert) { - assert.expect(8); - - if (realm.element) { - assert.strictEqual(_.isObject(realm.element), true); - } - else { - skipAssert(assert); - } - if (realm.object) { - assert.strictEqual(_.isObject(realm.boolean), true); - assert.strictEqual(_.isObject(realm.date), true); - assert.strictEqual(_.isObject(realm.function), true); - assert.strictEqual(_.isObject(realm.number), true); - assert.strictEqual(_.isObject(realm.object), true); - assert.strictEqual(_.isObject(realm.regexp), true); - assert.strictEqual(_.isObject(realm.string), true); - } - else { - skipAssert(assert, 7); - } - }); - - QUnit.test('should avoid V8 bug #2291 (test in Chrome 19-20)', function(assert) { - assert.expect(1); - - // Trigger a V8 JIT bug. - // See https://code.google.com/p/v8/issues/detail?id=2291. - var object = {}; - - // First, have a comparison statement. - object == object; - - // Then perform the check with `object`. - _.isObject(object); - - assert.strictEqual(_.isObject('a'), false); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isObjectLike'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for objects', function(assert) { - assert.expect(9); - - assert.strictEqual(_.isObjectLike(args), true); - assert.strictEqual(_.isObjectLike([1, 2, 3]), true); - assert.strictEqual(_.isObjectLike(Object(false)), true); - assert.strictEqual(_.isObjectLike(new Date), true); - assert.strictEqual(_.isObjectLike(new Error), true); - assert.strictEqual(_.isObjectLike({ 'a': 1 }), true); - assert.strictEqual(_.isObjectLike(Object(0)), true); - assert.strictEqual(_.isObjectLike(/x/), true); - assert.strictEqual(_.isObjectLike(Object('a')), true); - }); - - QUnit.test('should return `false` for non-objects', function(assert) { - assert.expect(1); - - var values = falsey.concat(true, _, slice, 1, 'a', symbol), - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.isObjectLike(value) : _.isObjectLike(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with objects from another realm', function(assert) { - assert.expect(6); - - if (realm.object) { - assert.strictEqual(_.isObjectLike(realm.boolean), true); - assert.strictEqual(_.isObjectLike(realm.date), true); - assert.strictEqual(_.isObjectLike(realm.number), true); - assert.strictEqual(_.isObjectLike(realm.object), true); - assert.strictEqual(_.isObjectLike(realm.regexp), true); - assert.strictEqual(_.isObjectLike(realm.string), true); - } - else { - skipAssert(assert, 6); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isPlainObject'); - - (function() { - var element = document && document.createElement('div'); - - QUnit.test('should detect plain objects', function(assert) { - assert.expect(5); - - function Foo(a) { - this.a = 1; - } - - assert.strictEqual(_.isPlainObject({}), true); - assert.strictEqual(_.isPlainObject({ 'a': 1 }), true); - assert.strictEqual(_.isPlainObject({ 'constructor': Foo }), true); - assert.strictEqual(_.isPlainObject([1, 2, 3]), false); - assert.strictEqual(_.isPlainObject(new Foo(1)), false); - }); - - QUnit.test('should return `true` for objects with a `[[Prototype]]` of `null`', function(assert) { - assert.expect(2); - - if (create) { - var object = create(null); - assert.strictEqual(_.isPlainObject(object), true); - - object.constructor = objectProto.constructor; - assert.strictEqual(_.isPlainObject(object), true); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should return `true` for plain objects with a custom `valueOf` property', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isPlainObject({ 'valueOf': 0 }), true); - - if (element) { - var valueOf = element.valueOf; - element.valueOf = 0; - - assert.strictEqual(_.isPlainObject(element), false); - element.valueOf = valueOf; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for objects with a custom `[[Prototype]]`', function(assert) { - assert.expect(1); - - if (create) { - var object = create({ 'a': 1 }); - assert.strictEqual(_.isPlainObject(object), false); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for DOM elements', function(assert) { - assert.expect(1); - - if (element) { - assert.strictEqual(_.isPlainObject(element), false); - } else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for Object objects without a `toStringTag` of "Object"', function(assert) { - assert.expect(3); - - assert.strictEqual(_.isPlainObject(arguments), false); - assert.strictEqual(_.isPlainObject(Error), false); - assert.strictEqual(_.isPlainObject(Math), false); - }); - - QUnit.test('should return `false` for non-objects', function(assert) { - assert.expect(4); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isPlainObject(value) : _.isPlainObject(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isPlainObject(true), false); - assert.strictEqual(_.isPlainObject('a'), false); - assert.strictEqual(_.isPlainObject(symbol), false); - }); - - QUnit.test('should work with objects from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - assert.strictEqual(_.isPlainObject(realm.object), true); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isRegExp'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for regexes', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isRegExp(/x/), true); - assert.strictEqual(_.isRegExp(RegExp('x')), true); - }); - - QUnit.test('should return `false` for non-regexes', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isRegExp(value) : _.isRegExp(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isRegExp(args), false); - assert.strictEqual(_.isRegExp([1, 2, 3]), false); - assert.strictEqual(_.isRegExp(true), false); - assert.strictEqual(_.isRegExp(new Date), false); - assert.strictEqual(_.isRegExp(new Error), false); - assert.strictEqual(_.isRegExp(_), false); - assert.strictEqual(_.isRegExp(slice), false); - assert.strictEqual(_.isRegExp({ 'a': 1 }), false); - assert.strictEqual(_.isRegExp(1), false); - assert.strictEqual(_.isRegExp('a'), false); - assert.strictEqual(_.isRegExp(symbol), false); - }); - - QUnit.test('should work with regexes from another realm', function(assert) { - assert.expect(1); - - if (realm.regexp) { - assert.strictEqual(_.isRegExp(realm.regexp), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isSet'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for sets', function(assert) { - assert.expect(1); - - if (Set) { - assert.strictEqual(_.isSet(set), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non-sets', function(assert) { - assert.expect(14); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isSet(value) : _.isSet(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isSet(args), false); - assert.strictEqual(_.isSet([1, 2, 3]), false); - assert.strictEqual(_.isSet(true), false); - assert.strictEqual(_.isSet(new Date), false); - assert.strictEqual(_.isSet(new Error), false); - assert.strictEqual(_.isSet(_), false); - assert.strictEqual(_.isSet(slice), false); - assert.strictEqual(_.isSet({ 'a': 1 }), false); - assert.strictEqual(_.isSet(1), false); - assert.strictEqual(_.isSet(/x/), false); - assert.strictEqual(_.isSet('a'), false); - assert.strictEqual(_.isSet(symbol), false); - assert.strictEqual(_.isSet(weakSet), false); - }); - - QUnit.test('should work for objects with a non-function `constructor` (test in IE 11)', function(assert) { - assert.expect(1); - - var values = [false, true], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - return _.isSet({ 'constructor': value }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with weak sets from another realm', function(assert) { - assert.expect(1); - - if (realm.set) { - assert.strictEqual(_.isSet(realm.set), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isString'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for strings', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isString('a'), true); - assert.strictEqual(_.isString(Object('a')), true); - }); - - QUnit.test('should return `false` for non-strings', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, function(value) { - return value === ''; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isString(value) : _.isString(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isString(args), false); - assert.strictEqual(_.isString([1, 2, 3]), false); - assert.strictEqual(_.isString(true), false); - assert.strictEqual(_.isString(new Date), false); - assert.strictEqual(_.isString(new Error), false); - assert.strictEqual(_.isString(_), false); - assert.strictEqual(_.isString(slice), false); - assert.strictEqual(_.isString({ '0': 1, 'length': 1 }), false); - assert.strictEqual(_.isString(1), false); - assert.strictEqual(_.isString(/x/), false); - assert.strictEqual(_.isString(symbol), false); - }); - - QUnit.test('should work with strings from another realm', function(assert) { - assert.expect(1); - - if (realm.string) { - assert.strictEqual(_.isString(realm.string), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isSymbol'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for symbols', function(assert) { - assert.expect(2); - - if (Symbol) { - assert.strictEqual(_.isSymbol(symbol), true); - assert.strictEqual(_.isSymbol(Object(symbol)), true); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should return `false` for non-symbols', function(assert) { - assert.expect(12); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isSymbol(value) : _.isSymbol(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isSymbol(args), false); - assert.strictEqual(_.isSymbol([1, 2, 3]), false); - assert.strictEqual(_.isSymbol(true), false); - assert.strictEqual(_.isSymbol(new Date), false); - assert.strictEqual(_.isSymbol(new Error), false); - assert.strictEqual(_.isSymbol(_), false); - assert.strictEqual(_.isSymbol(slice), false); - assert.strictEqual(_.isSymbol({ '0': 1, 'length': 1 }), false); - assert.strictEqual(_.isSymbol(1), false); - assert.strictEqual(_.isSymbol(/x/), false); - assert.strictEqual(_.isSymbol('a'), false); - }); - - QUnit.test('should work with symbols from another realm', function(assert) { - assert.expect(1); - - if (Symbol && realm.symbol) { - assert.strictEqual(_.isSymbol(realm.symbol), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isTypedArray'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for typed arrays', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(typedArrays, function(type) { - return type in root; - }); - - var actual = lodashStable.map(typedArrays, function(type) { - var Ctor = root[type]; - return Ctor ? _.isTypedArray(new Ctor(new ArrayBuffer(8))) : false; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `false` for non typed arrays', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isTypedArray(value) : _.isTypedArray(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isTypedArray(args), false); - assert.strictEqual(_.isTypedArray([1, 2, 3]), false); - assert.strictEqual(_.isTypedArray(true), false); - assert.strictEqual(_.isTypedArray(new Date), false); - assert.strictEqual(_.isTypedArray(new Error), false); - assert.strictEqual(_.isTypedArray(_), false); - assert.strictEqual(_.isTypedArray(slice), false); - assert.strictEqual(_.isTypedArray({ 'a': 1 }), false); - assert.strictEqual(_.isTypedArray(1), false); - assert.strictEqual(_.isTypedArray(/x/), false); - assert.strictEqual(_.isTypedArray('a'), false); - assert.strictEqual(_.isTypedArray(symbol), false); - }); - - QUnit.test('should work with typed arrays from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - var props = lodashStable.invokeMap(typedArrays, 'toLowerCase'); - - var expected = lodashStable.map(props, function(key) { - return realm[key] !== undefined; - }); - - var actual = lodashStable.map(props, function(key) { - var value = realm[key]; - return value ? _.isTypedArray(value) : false; - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isUndefined'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for `undefined` values', function(assert) { - assert.expect(2); - - assert.strictEqual(_.isUndefined(), true); - assert.strictEqual(_.isUndefined(undefined), true); - }); - - QUnit.test('should return `false` for non `undefined` values', function(assert) { - assert.expect(13); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined; - }); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isUndefined(value) : _.isUndefined(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isUndefined(args), false); - assert.strictEqual(_.isUndefined([1, 2, 3]), false); - assert.strictEqual(_.isUndefined(true), false); - assert.strictEqual(_.isUndefined(new Date), false); - assert.strictEqual(_.isUndefined(new Error), false); - assert.strictEqual(_.isUndefined(_), false); - assert.strictEqual(_.isUndefined(slice), false); - assert.strictEqual(_.isUndefined({ 'a': 1 }), false); - assert.strictEqual(_.isUndefined(1), false); - assert.strictEqual(_.isUndefined(/x/), false); - assert.strictEqual(_.isUndefined('a'), false); - - if (Symbol) { - assert.strictEqual(_.isUndefined(symbol), false); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work with `undefined` from another realm', function(assert) { - assert.expect(1); - - if (realm.object) { - assert.strictEqual(_.isUndefined(realm.undefined), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isWeakMap'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for weak maps', function(assert) { - assert.expect(1); - - if (WeakMap) { - assert.strictEqual(_.isWeakMap(weakMap), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non weak maps', function(assert) { - assert.expect(14); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isWeakMap(value) : _.isWeakMap(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isWeakMap(args), false); - assert.strictEqual(_.isWeakMap([1, 2, 3]), false); - assert.strictEqual(_.isWeakMap(true), false); - assert.strictEqual(_.isWeakMap(new Date), false); - assert.strictEqual(_.isWeakMap(new Error), false); - assert.strictEqual(_.isWeakMap(_), false); - assert.strictEqual(_.isWeakMap(slice), false); - assert.strictEqual(_.isWeakMap({ 'a': 1 }), false); - assert.strictEqual(_.isWeakMap(map), false); - assert.strictEqual(_.isWeakMap(1), false); - assert.strictEqual(_.isWeakMap(/x/), false); - assert.strictEqual(_.isWeakMap('a'), false); - assert.strictEqual(_.isWeakMap(symbol), false); - }); - - QUnit.test('should work for objects with a non-function `constructor` (test in IE 11)', function(assert) { - assert.expect(1); - - var values = [false, true], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - return _.isWeakMap({ 'constructor': value }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with weak maps from another realm', function(assert) { - assert.expect(1); - - if (realm.weakMap) { - assert.strictEqual(_.isWeakMap(realm.weakMap), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.isWeakSet'); - - (function() { - var args = arguments; - - QUnit.test('should return `true` for weak sets', function(assert) { - assert.expect(1); - - if (WeakSet) { - assert.strictEqual(_.isWeakSet(weakSet), true); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return `false` for non weak sets', function(assert) { - assert.expect(14); - - var expected = lodashStable.map(falsey, stubFalse); - - var actual = lodashStable.map(falsey, function(value, index) { - return index ? _.isWeakSet(value) : _.isWeakSet(); - }); - - assert.deepEqual(actual, expected); - - assert.strictEqual(_.isWeakSet(args), false); - assert.strictEqual(_.isWeakSet([1, 2, 3]), false); - assert.strictEqual(_.isWeakSet(true), false); - assert.strictEqual(_.isWeakSet(new Date), false); - assert.strictEqual(_.isWeakSet(new Error), false); - assert.strictEqual(_.isWeakSet(_), false); - assert.strictEqual(_.isWeakSet(slice), false); - assert.strictEqual(_.isWeakSet({ 'a': 1 }), false); - assert.strictEqual(_.isWeakSet(1), false); - assert.strictEqual(_.isWeakSet(/x/), false); - assert.strictEqual(_.isWeakSet('a'), false); - assert.strictEqual(_.isWeakSet(set), false); - assert.strictEqual(_.isWeakSet(symbol), false); - }); - - QUnit.test('should work with weak sets from another realm', function(assert) { - assert.expect(1); - - if (realm.weakSet) { - assert.strictEqual(_.isWeakSet(realm.weakSet), true); - } - else { - skipAssert(assert); - } - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('isType checks'); - - (function() { - QUnit.test('should return `false` for subclassed values', function(assert) { - assert.expect(7); - - var funcs = [ - 'isArray', 'isBoolean', 'isDate', 'isFunction', - 'isNumber', 'isRegExp', 'isString' - ]; - - lodashStable.each(funcs, function(methodName) { - function Foo() {} - Foo.prototype = root[methodName.slice(2)].prototype; - - var object = new Foo; - if (objToString.call(object) == objectTag) { - assert.strictEqual(_[methodName](object), false, '`_.' + methodName + '` returns `false`'); - } - else { - skipAssert(assert); - } - }); - }); - - QUnit.test('should not error on host objects (test in IE)', function(assert) { - assert.expect(26); - - var funcs = [ - 'isArguments', 'isArray', 'isArrayBuffer', 'isArrayLike', 'isBoolean', - 'isBuffer', 'isDate', 'isElement', 'isError', 'isFinite', 'isFunction', - 'isInteger', 'isMap', 'isNaN', 'isNil', 'isNull', 'isNumber', 'isObject', - 'isObjectLike', 'isRegExp', 'isSet', 'isSafeInteger', 'isString', - 'isUndefined', 'isWeakMap', 'isWeakSet' - ]; - - lodashStable.each(funcs, function(methodName) { - if (xml) { - var pass = true; - - try { - _[methodName](xml); - } catch (e) { - pass = false; - } - assert.ok(pass, '`_.' + methodName + '` should not error'); - } - else { - skipAssert(assert); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.iteratee'); - - (function() { - QUnit.test('should provide arguments to `func`', function(assert) { - assert.expect(1); - - var fn = function() { return slice.call(arguments); }, - iteratee = _.iteratee(fn), - actual = iteratee('a', 'b', 'c', 'd', 'e', 'f'); - - assert.deepEqual(actual, ['a', 'b', 'c', 'd', 'e', 'f']); - }); - - QUnit.test('should return `_.identity` when `func` is nullish', function(assert) { - assert.expect(1); - - var object = {}, - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([!isNpm && _.identity, object])); - - var actual = lodashStable.map(values, function(value, index) { - var identity = index ? _.iteratee(value) : _.iteratee(); - return [!isNpm && identity, identity(object)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an iteratee created by `_.matches` when `func` is an object', function(assert) { - assert.expect(2); - - var matches = _.iteratee({ 'a': 1, 'b': 2 }); - assert.strictEqual(matches({ 'a': 1, 'b': 2, 'c': 3 }), true); - assert.strictEqual(matches({ 'b': 2 }), false); - }); - - QUnit.test('should not change `_.matches` behavior if `source` is modified', function(assert) { - assert.expect(9); - - var sources = [ - { 'a': { 'b': 2, 'c': 3 } }, - { 'a': 1, 'b': 2 }, - { 'a': 1 } - ]; - - lodashStable.each(sources, function(source, index) { - var object = lodashStable.cloneDeep(source), - matches = _.iteratee(source); - - assert.strictEqual(matches(object), true); - - if (index) { - source.a = 2; - source.b = 1; - source.c = 3; - } else { - source.a.b = 1; - source.a.c = 2; - source.a.d = 3; - } - assert.strictEqual(matches(object), true); - assert.strictEqual(matches(source), false); - }); - }); - - QUnit.test('should return an iteratee created by `_.matchesProperty` when `func` is an array', function(assert) { - assert.expect(3); - - var array = ['a', undefined], - matches = _.iteratee([0, 'a']); - - assert.strictEqual(matches(array), true); - - matches = _.iteratee(['0', 'a']); - assert.strictEqual(matches(array), true); - - matches = _.iteratee([1, undefined]); - assert.strictEqual(matches(array), true); - }); - - QUnit.test('should support deep paths for `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': { 'c': 1, 'd': 2 } } }, - matches = _.iteratee(['a.b', { 'c': 1 }]); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should not change `_.matchesProperty` behavior if `source` is modified', function(assert) { - assert.expect(9); - - var sources = [ - { 'a': { 'b': 2, 'c': 3 } }, - { 'a': 1, 'b': 2 }, - { 'a': 1 } - ]; - - lodashStable.each(sources, function(source, index) { - var object = { 'a': lodashStable.cloneDeep(source) }, - matches = _.iteratee(['a', source]); - - assert.strictEqual(matches(object), true); - - if (index) { - source.a = 2; - source.b = 1; - source.c = 3; - } else { - source.a.b = 1; - source.a.c = 2; - source.a.d = 3; - } - assert.strictEqual(matches(object), true); - assert.strictEqual(matches({ 'a': source }), false); - }); - }); - - QUnit.test('should return an iteratee created by `_.property` when `func` is a number or string', function(assert) { - assert.expect(2); - - var array = ['a'], - prop = _.iteratee(0); - - assert.strictEqual(prop(array), 'a'); - - prop = _.iteratee('0'); - assert.strictEqual(prop(array), 'a'); - }); - - QUnit.test('should support deep paths for `_.property` shorthands', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': 2 } }, - prop = _.iteratee('a.b'); - - assert.strictEqual(prop(object), 2); - }); - - QUnit.test('should work with functions created by `_.partial` and `_.partialRight`', function(assert) { - assert.expect(2); - - var fn = function() { - var result = [this.a]; - push.apply(result, arguments); - return result; - }; - - var expected = [1, 2, 3], - object = { 'a': 1 , 'iteratee': _.iteratee(_.partial(fn, 2)) }; - - assert.deepEqual(object.iteratee(3), expected); - - object.iteratee = _.iteratee(_.partialRight(fn, 3)); - assert.deepEqual(object.iteratee(2), expected); - }); - - QUnit.test('should use internal `iteratee` if external is unavailable', function(assert) { - assert.expect(1); - - var iteratee = _.iteratee; - delete _.iteratee; - - assert.deepEqual(_.map([{ 'a': 1 }], 'a'), [1]); - - _.iteratee = iteratee; - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var fn = function() { return this instanceof Number; }, - array = [fn, fn, fn], - iteratees = lodashStable.map(array, _.iteratee), - expected = lodashStable.map(array, stubFalse); - - var actual = lodashStable.map(iteratees, function(iteratee) { - return iteratee(); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('custom `_.iteratee` methods'); - - (function() { - var array = ['one', 'two', 'three'], - getPropA = _.partial(_.property, 'a'), - getPropB = _.partial(_.property, 'b'), - getLength = _.partial(_.property, 'length'), - iteratee = _.iteratee; - - var getSum = function() { - return function(result, object) { - return result + object.a; - }; - }; - - var objects = [ - { 'a': 0, 'b': 0 }, - { 'a': 1, 'b': 0 }, - { 'a': 1, 'b': 1 } - ]; - - QUnit.test('`_.countBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getLength; - assert.deepEqual(_.countBy(array), { '3': 2, '5': 1 }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.differenceBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.differenceBy(objects, [objects[1]]), [objects[0]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.dropRightWhile` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.dropRightWhile(objects), objects.slice(0, 2)); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.dropWhile` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.dropWhile(objects.reverse()).reverse(), objects.reverse().slice(0, 2)); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.every` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.every(objects.slice(1)), true); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.filter` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 0 }, { 'a': 1 }]; - - _.iteratee = getPropA; - assert.deepEqual(_.filter(objects), [objects[1]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.find` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.find(objects), objects[1]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.findIndex` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.findIndex(objects), 1); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.findLast` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.findLast(objects), objects[2]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.findLastIndex` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.findLastIndex(objects), 2); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.findKey` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.strictEqual(_.findKey(objects), '2'); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.findLastKey` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.strictEqual(_.findLastKey(objects), '2'); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.groupBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getLength; - assert.deepEqual(_.groupBy(array), { '3': ['one', 'two'], '5': ['three'] }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.intersectionBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.intersectionBy(objects, [objects[2]]), [objects[1]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.keyBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getLength; - assert.deepEqual(_.keyBy(array), { '3': 'two', '5': 'three' }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.map` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.map(objects), [0, 1, 1]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.mapKeys` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.mapKeys({ 'a': { 'b': 2 } }), { '2': { 'b': 2 } }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.mapValues` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.mapValues({ 'a': { 'b': 2 } }), { 'a': 2 }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.maxBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.maxBy(objects), objects[2]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.meanBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.strictEqual(_.meanBy(objects), 2 / 3); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.minBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.minBy(objects), objects[0]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.partition` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 1 }, { 'a': 1 }, { 'b': 2 }]; - - _.iteratee = getPropA; - assert.deepEqual(_.partition(objects), [objects.slice(0, 2), objects.slice(2)]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.pullAllBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.pullAllBy(objects.slice(), [{ 'a': 1, 'b': 0 }]), [objects[0]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.reduce` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getSum; - assert.strictEqual(_.reduce(objects, undefined, 0), 2); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.reduceRight` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getSum; - assert.strictEqual(_.reduceRight(objects, undefined, 0), 2); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.reject` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 0 }, { 'a': 1 }]; - - _.iteratee = getPropA; - assert.deepEqual(_.reject(objects), [objects[0]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.remove` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 0 }, { 'a': 1 }]; - - _.iteratee = getPropA; - _.remove(objects); - assert.deepEqual(objects, [{ 'a': 0 }]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.some` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.strictEqual(_.some(objects), true); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.sortBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.sortBy(objects.slice().reverse()), [objects[0], objects[2], objects[1]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.sortedIndexBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 30 }, { 'a': 50 }]; - - _.iteratee = getPropA; - assert.strictEqual(_.sortedIndexBy(objects, { 'a': 40 }), 1); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.sortedLastIndexBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - var objects = [{ 'a': 30 }, { 'a': 50 }]; - - _.iteratee = getPropA; - assert.strictEqual(_.sortedLastIndexBy(objects, { 'a': 40 }), 1); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.sumBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.strictEqual(_.sumBy(objects), 1); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.takeRightWhile` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.takeRightWhile(objects), objects.slice(2)); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.takeWhile` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.takeWhile(objects.reverse()), objects.reverse().slice(2)); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.transform` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = function() { - return function(result, object) { - result.sum += object.a; - }; - }; - - assert.deepEqual(_.transform(objects, undefined, { 'sum': 0 }), { 'sum': 2 }); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.uniqBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.uniqBy(objects), [objects[0], objects[2]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.unionBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropB; - assert.deepEqual(_.unionBy(objects.slice(0, 1), [objects[2]]), [objects[0], objects[2]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.xorBy` should use `_.iteratee` internally', function(assert) { - assert.expect(1); - - if (!isModularize) { - _.iteratee = getPropA; - assert.deepEqual(_.xorBy(objects, objects.slice(1)), [objects[0]]); - _.iteratee = iteratee; - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.join'); - - (function() { - var array = ['a', 'b', 'c']; - - QUnit.test('should return join all array elements into a string', function(assert) { - assert.expect(1); - - assert.strictEqual(_.join(array, '~'), 'a~b~c'); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _(array); - assert.strictEqual(wrapped.join('~'), 'a~b~c'); - assert.strictEqual(wrapped.value(), array); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).chain().join('~') instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.keyBy'); - - (function() { - var array = [ - { 'dir': 'left', 'code': 97 }, - { 'dir': 'right', 'code': 100 } - ]; - - QUnit.test('should transform keys by `iteratee`', function(assert) { - assert.expect(1); - - var expected = { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }; - - var actual = _.keyBy(array, function(object) { - return String.fromCharCode(object.code); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array = [4, 6, 6], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant({ '4': 4, '6': 6 })); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.keyBy(array, value) : _.keyBy(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var expected = { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }, - actual = _.keyBy(array, 'dir'); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should only add values to own, not inherited, properties', function(assert) { - assert.expect(2); - - var actual = _.keyBy([6.1, 4.2, 6.3], function(n) { - return Math.floor(n) > 4 ? 'hasOwnProperty' : 'constructor'; - }); - - assert.deepEqual(actual.constructor, 4.2); - assert.deepEqual(actual.hasOwnProperty, 6.3); - }); - - QUnit.test('should work with a number for `iteratee`', function(assert) { - assert.expect(2); - - var array = [ - [1, 'a'], - [2, 'a'], - [2, 'b'] - ]; - - assert.deepEqual(_.keyBy(array, 0), { '1': [1, 'a'], '2': [2, 'b'] }); - assert.deepEqual(_.keyBy(array, 1), { 'a': [2, 'a'], 'b': [2, 'b'] }); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = _.keyBy({ 'a': 6.1, 'b': 4.2, 'c': 6.3 }, Math.floor); - assert.deepEqual(actual, { '4': 4.2, '6': 6.3 }); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE).concat( - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 2), LARGE_ARRAY_SIZE), - lodashStable.range(Math.floor(LARGE_ARRAY_SIZE / 1.5), LARGE_ARRAY_SIZE) - ); - - var actual = _(array).keyBy().map(square).filter(isEven).take().value(); - - assert.deepEqual(actual, _.take(_.filter(_.map(_.keyBy(array), square), isEven))); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('keys methods'); - - lodashStable.each(['keys', 'keysIn'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - strictArgs = (function() { 'use strict'; return arguments; }(1, 2, 3)), - func = _[methodName], - isKeys = methodName == 'keys'; - - QUnit.test('`_.' + methodName + '` should return the string keyed property names of `object`', function(assert) { - assert.expect(1); - - var actual = func({ 'a': 1, 'b': 1 }).sort(); - - assert.deepEqual(actual, ['a', 'b']); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isKeys ? 'not ' : '') + 'include inherited string keyed properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var expected = isKeys ? ['a'] : ['a', 'b'], - actual = func(new Foo).sort(); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce primitives to objects (test in IE 9)', function(assert) { - assert.expect(2); - - var expected = lodashStable.map(primitives, function(value) { - return typeof value == 'string' ? ['0'] : []; - }); - - var actual = lodashStable.map(primitives, func); - assert.deepEqual(actual, expected); - - // IE 9 doesn't box numbers in for-in loops. - numberProto.a = 1; - assert.deepEqual(func(0), isKeys ? [] : ['a']); - delete numberProto.a; - }); - - QUnit.test('`_.' + methodName + '` should treat sparse arrays as dense', function(assert) { - assert.expect(1); - - var array = [1]; - array[2] = 3; - - var actual = func(array).sort(); - - assert.deepEqual(actual, ['0', '1', '2']); - }); - - QUnit.test('`_.' + methodName + '` should not coerce nullish values to objects', function(assert) { - assert.expect(2); - - objectProto.a = 1; - lodashStable.each([null, undefined], function(value) { - assert.deepEqual(func(value), []); - }); - delete objectProto.a; - }); - - QUnit.test('`_.' + methodName + '` should return keys for custom properties on arrays', function(assert) { - assert.expect(1); - - var array = [1]; - array.a = 1; - - var actual = func(array).sort(); - - assert.deepEqual(actual, ['0', 'a']); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isKeys ? 'not ' : '') + 'include inherited string keyed properties of arrays', function(assert) { - assert.expect(1); - - arrayProto.a = 1; - - var expected = isKeys ? ['0'] : ['0', 'a'], - actual = func([1]).sort(); - - assert.deepEqual(actual, expected); - - delete arrayProto.a; - }); - - QUnit.test('`_.' + methodName + '` should work with `arguments` objects', function(assert) { - assert.expect(1); - - var values = [args, strictArgs], - expected = lodashStable.map(values, lodashStable.constant(['0', '1', '2'])); - - var actual = lodashStable.map(values, function(value) { - return func(value).sort(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should return keys for custom properties on `arguments` objects', function(assert) { - assert.expect(1); - - var values = [args, strictArgs], - expected = lodashStable.map(values, lodashStable.constant(['0', '1', '2', 'a'])); - - var actual = lodashStable.map(values, function(value) { - value.a = 1; - var result = func(value).sort(); - delete value.a; - return result; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isKeys ? 'not ' : '') + 'include inherited string keyed properties of `arguments` objects', function(assert) { - assert.expect(1); - - var values = [args, strictArgs], - expected = lodashStable.map(values, lodashStable.constant(isKeys ? ['0', '1', '2'] : ['0', '1', '2', 'a'])); - - var actual = lodashStable.map(values, function(value) { - objectProto.a = 1; - var result = func(value).sort(); - delete objectProto.a; - return result; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with string objects', function(assert) { - assert.expect(1); - - var actual = func(Object('abc')).sort(); - - assert.deepEqual(actual, ['0', '1', '2']); - }); - - QUnit.test('`_.' + methodName + '` should return keys for custom properties on string objects', function(assert) { - assert.expect(1); - - var object = Object('a'); - object.a = 1; - - var actual = func(object).sort(); - - assert.deepEqual(actual, ['0', 'a']); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isKeys ? 'not ' : '') + 'include inherited string keyed properties of string objects', function(assert) { - assert.expect(1); - - stringProto.a = 1; - - var expected = isKeys ? ['0'] : ['0', 'a'], - actual = func(Object('a')).sort(); - - assert.deepEqual(actual, expected); - - delete stringProto.a; - }); - - QUnit.test('`_.' + methodName + '` skips the `constructor` property on prototype objects', function(assert) { - assert.expect(3); - - function Foo() {} - Foo.prototype.a = 1; - - var expected = ['a']; - assert.deepEqual(func(Foo.prototype), expected); - - Foo.prototype = { 'constructor': Foo, 'a': 1 }; - assert.deepEqual(func(Foo.prototype), expected); - - var Fake = { 'prototype': {} }; - Fake.prototype.constructor = Fake; - assert.deepEqual(func(Fake.prototype), ['constructor']); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.last'); - - (function() { - var array = [1, 2, 3, 4]; - - QUnit.test('should return the last element', function(assert) { - assert.expect(1); - - assert.strictEqual(_.last(array), 4); - }); - - QUnit.test('should return `undefined` when querying empty arrays', function(assert) { - assert.expect(1); - - var array = []; - array['-1'] = 1; - - assert.strictEqual(_.last([]), undefined); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.last); - - assert.deepEqual(actual, [3, 6, 9]); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_(array).last(), 4); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).chain().last() instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should not execute immediately when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(array).chain().last(); - assert.strictEqual(wrapped.__wrapped__, array); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(2); - - if (!isNpm) { - var largeArray = lodashStable.range(LARGE_ARRAY_SIZE), - smallArray = array; - - lodashStable.times(2, function(index) { - var array = index ? largeArray : smallArray, - wrapped = _(array).filter(isEven); - - assert.strictEqual(wrapped.last(), _.last(_.filter(array, isEven))); - }); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.lowerCase'); - - (function() { - QUnit.test('should lowercase as space-separated words', function(assert) { - assert.expect(3); - - assert.strictEqual(_.lowerCase('--Foo-Bar--'), 'foo bar'); - assert.strictEqual(_.lowerCase('fooBar'), 'foo bar'); - assert.strictEqual(_.lowerCase('__FOO_BAR__'), 'foo bar'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.lowerFirst'); - - (function() { - QUnit.test('should lowercase only the first character', function(assert) { - assert.expect(3); - - assert.strictEqual(_.lowerFirst('fred'), 'fred'); - assert.strictEqual(_.lowerFirst('Fred'), 'fred'); - assert.strictEqual(_.lowerFirst('FRED'), 'fRED'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.lt'); - - (function() { - QUnit.test('should return `true` if `value` is less than `other`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.lt(1, 3), true); - assert.strictEqual(_.lt('abc', 'def'), true); - }); - - QUnit.test('should return `false` if `value` >= `other`', function(assert) { - assert.expect(4); - - assert.strictEqual(_.lt(3, 1), false); - assert.strictEqual(_.lt(3, 3), false); - assert.strictEqual(_.lt('def', 'abc'), false); - assert.strictEqual(_.lt('def', 'def'), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.lte'); - - (function() { - QUnit.test('should return `true` if `value` is <= `other`', function(assert) { - assert.expect(4); - - assert.strictEqual(_.lte(1, 3), true); - assert.strictEqual(_.lte(3, 3), true); - assert.strictEqual(_.lte('abc', 'def'), true); - assert.strictEqual(_.lte('def', 'def'), true); - }); - - QUnit.test('should return `false` if `value` > `other`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.lt(3, 1), false); - assert.strictEqual(_.lt('def', 'abc'), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.findLastIndex and lodash.lastIndexOf'); - - lodashStable.each(['findLastIndex', 'lastIndexOf'], function(methodName) { - var array = [1, 2, 3, 1, 2, 3], - func = _[methodName], - resolve = methodName == 'findLastIndex' ? lodashStable.curry(lodashStable.eq) : identity; - - QUnit.test('`_.' + methodName + '` should return the index of the last matched value', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(3)), 5); - }); - - QUnit.test('`_.' + methodName + '` should work with a positive `fromIndex`', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(1), 2), 0); - }); - - QUnit.test('`_.' + methodName + '` should work with a `fromIndex` >= `length`', function(assert) { - assert.expect(1); - - var values = [6, 8, Math.pow(2, 32), Infinity], - expected = lodashStable.map(values, lodashStable.constant([-1, 3, -1])); - - var actual = lodashStable.map(values, function(fromIndex) { - return [ - func(array, resolve(undefined), fromIndex), - func(array, resolve(1), fromIndex), - func(array, resolve(''), fromIndex) - ]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative `fromIndex`', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(2), -3), 1); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative `fromIndex` <= `-length`', function(assert) { - assert.expect(1); - - var values = [-6, -8, -Infinity], - expected = lodashStable.map(values, stubZero); - - var actual = lodashStable.map(values, function(fromIndex) { - return func(array, resolve(1), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should treat falsey `fromIndex` values correctly', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? 5 : -1; - }); - - var actual = lodashStable.map(falsey, function(fromIndex) { - return func(array, resolve(3), fromIndex); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce `fromIndex` to an integer', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array, resolve(2), 4.2), 4); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('indexOf methods'); - - lodashStable.each(['indexOf', 'lastIndexOf', 'sortedIndexOf', 'sortedLastIndexOf'], function(methodName) { - var func = _[methodName], - isIndexOf = !/last/i.test(methodName), - isSorted = /^sorted/.test(methodName); - - QUnit.test('`_.' + methodName + '` should accept a falsey `array` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant(-1)); - - var actual = lodashStable.map(falsey, function(array, index) { - try { - return index ? func(array) : func(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should return `-1` for an unmatched value', function(assert) { - assert.expect(5); - - var array = [1, 2, 3], - empty = []; - - assert.strictEqual(func(array, 4), -1); - assert.strictEqual(func(array, 4, true), -1); - assert.strictEqual(func(array, undefined, true), -1); - - assert.strictEqual(func(empty, undefined), -1); - assert.strictEqual(func(empty, undefined, true), -1); - }); - - QUnit.test('`_.' + methodName + '` should not match values on empty arrays', function(assert) { - assert.expect(2); - - var array = []; - array[-1] = 0; - - assert.strictEqual(func(array, undefined), -1); - assert.strictEqual(func(array, 0, true), -1); - }); - - QUnit.test('`_.' + methodName + '` should match `NaN`', function(assert) { - assert.expect(3); - - var array = isSorted - ? [1, 2, NaN, NaN] - : [1, NaN, 3, NaN, 5, NaN]; - - if (isSorted) { - assert.strictEqual(func(array, NaN, true), isIndexOf ? 2 : 3); - skipAssert(assert, 2); - } - else { - assert.strictEqual(func(array, NaN), isIndexOf ? 1 : 5); - assert.strictEqual(func(array, NaN, 2), isIndexOf ? 3 : 1); - assert.strictEqual(func(array, NaN, -2), isIndexOf ? 5 : 3); - } - }); - - QUnit.test('`_.' + methodName + '` should match `-0` as `0`', function(assert) { - assert.expect(2); - - assert.strictEqual(func([-0], 0), 0); - assert.strictEqual(func([0], -0), 0); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.map'); - - (function() { - var array = [1, 2]; - - QUnit.test('should map values in `collection` to a new array', function(assert) { - assert.expect(2); - - var object = { 'a': 1, 'b': 2 }, - expected = ['1', '2']; - - assert.deepEqual(_.map(array, String), expected); - assert.deepEqual(_.map(object, String), expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': 'x' }, { 'a': 'y' }]; - assert.deepEqual(_.map(objects, 'a'), ['x', 'y']); - }); - - QUnit.test('should iterate over own string keyed properties of objects', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var actual = _.map(new Foo, identity); - assert.deepEqual(actual, [1]); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(2); - - var object = { 'a': 1, 'b': 2 }, - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([1, 2])); - - lodashStable.each([array, object], function(collection) { - var actual = lodashStable.map(values, function(value, index) { - return index ? _.map(collection, value) : _.map(collection); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should accept a falsey `collection` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubArray); - - var actual = lodashStable.map(falsey, function(collection, index) { - try { - return index ? _.map(collection) : _.map(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should treat number values for `collection` as empty', function(assert) { - assert.expect(1); - - assert.deepEqual(_.map(1), []); - }); - - QUnit.test('should treat a nodelist as an array-like object', function(assert) { - assert.expect(1); - - if (document) { - var actual = _.map(document.getElementsByTagName('body'), function(element) { - return element.nodeName.toLowerCase(); - }); - - assert.deepEqual(actual, ['body']); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should work with objects with non-number length properties', function(assert) { - assert.expect(1); - - var value = { 'value': 'x' }, - object = { 'length': { 'value': 'x' } }; - - assert.deepEqual(_.map(object, identity), [value]); - }); - - QUnit.test('should return a wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).map(noop) instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should provide the correct `predicate` arguments in a lazy sequence', function(assert) { - assert.expect(5); - - if (!isNpm) { - var args, - array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - expected = [1, 0, _.map(array.slice(1), square)]; - - _(array).slice(1).map(function(value, index, array) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, [1, 0, array.slice(1)]); - - args = undefined; - _(array).slice(1).map(square).map(function(value, index, array) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - - args = undefined; - _(array).slice(1).map(square).map(function(value, index) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - - args = undefined; - _(array).slice(1).map(square).map(function(value) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, [1]); - - args = undefined; - _(array).slice(1).map(square).map(function() { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - } - else { - skipAssert(assert, 5); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mapKeys'); - - (function() { - var array = [1, 2], - object = { 'a': 1, 'b': 2 }; - - QUnit.test('should map keys in `object` to a new object', function(assert) { - assert.expect(1); - - var actual = _.mapKeys(object, String); - assert.deepEqual(actual, { '1': 1, '2': 2 }); - }); - - QUnit.test('should treat arrays like objects', function(assert) { - assert.expect(1); - - var actual = _.mapKeys(array, String); - assert.deepEqual(actual, { '1': 1, '2': 2 }); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var actual = _.mapKeys({ 'a': { 'b': 'c' } }, 'b'); - assert.deepEqual(actual, { 'c': { 'b': 'c' } }); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2 }, - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant({ '1': 1, '2': 2 })); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.mapKeys(object, value) : _.mapKeys(object); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mapValues'); - - (function() { - var array = [1, 2], - object = { 'a': 1, 'b': 2 }; - - QUnit.test('should map values in `object` to a new object', function(assert) { - assert.expect(1); - - var actual = _.mapValues(object, String); - assert.deepEqual(actual, { 'a': '1', 'b': '2' }); - }); - - QUnit.test('should treat arrays like objects', function(assert) { - assert.expect(1); - - var actual = _.mapValues(array, String); - assert.deepEqual(actual, { '0': '1', '1': '2' }); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var actual = _.mapValues({ 'a': { 'b': 2 } }, 'b'); - assert.deepEqual(actual, { 'a': 2 }); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2 }, - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([true, false])); - - var actual = lodashStable.map(values, function(value, index) { - var result = index ? _.mapValues(object, value) : _.mapValues(object); - return [lodashStable.isEqual(result, object), result === object]; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mapKeys and lodash.mapValues'); - - lodashStable.each(['mapKeys', 'mapValues'], function(methodName) { - var func = _[methodName], - object = { 'a': 1, 'b': 2 }; - - QUnit.test('`_.' + methodName + '` should iterate over own string keyed properties of objects', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 'a'; - } - Foo.prototype.b = 'b'; - - var actual = func(new Foo, function(value, key) { return key; }); - assert.deepEqual(actual, { 'a': 'a' }); - }); - - QUnit.test('`_.' + methodName + '` should accept a falsey `object` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubObject); - - var actual = lodashStable.map(falsey, function(object, index) { - try { - return index ? func(object) : func(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(object)[methodName](noop) instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.matches'); - - (function() { - QUnit.test('should create a function that performs a deep comparison between `source` and a given object', function(assert) { - assert.expect(6); - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - matches = _.matches({ 'a': 1 }); - - assert.strictEqual(matches.length, 1); - assert.strictEqual(matches(object), true); - - matches = _.matches({ 'b': 1 }); - assert.strictEqual(matches(object), false); - - matches = _.matches({ 'a': 1, 'c': 3 }); - assert.strictEqual(matches(object), true); - - matches = _.matches({ 'c': 3, 'd': 4 }); - assert.strictEqual(matches(object), false); - - object = { 'a': { 'b': { 'c': 1, 'd': 2 }, 'e': 3 }, 'f': 4 }; - matches = _.matches({ 'a': { 'b': { 'c': 1 } } }); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should match inherited string keyed `object` properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var object = { 'a': new Foo }, - matches = _.matches({ 'a': { 'b': 2 } }); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should not match by inherited `source` properties', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': 2 }], - source = new Foo, - actual = lodashStable.map(objects, _.matches(source)), - expected = lodashStable.map(objects, stubTrue); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should compare a variety of `source` property values', function(assert) { - assert.expect(2); - - var object1 = { 'a': false, 'b': true, 'c': '3', 'd': 4, 'e': [5], 'f': { 'g': 6 } }, - object2 = { 'a': 0, 'b': 1, 'c': 3, 'd': '4', 'e': ['5'], 'f': { 'g': '6' } }, - matches = _.matches(object1); - - assert.strictEqual(matches(object1), true); - assert.strictEqual(matches(object2), false); - }); - - QUnit.test('should match `-0` as `0`', function(assert) { - assert.expect(2); - - var object1 = { 'a': -0 }, - object2 = { 'a': 0 }, - matches = _.matches(object1); - - assert.strictEqual(matches(object2), true); - - matches = _.matches(object2); - assert.strictEqual(matches(object1), true); - }); - - QUnit.test('should compare functions by reference', function(assert) { - assert.expect(3); - - var object1 = { 'a': lodashStable.noop }, - object2 = { 'a': noop }, - object3 = { 'a': {} }, - matches = _.matches(object1); - - assert.strictEqual(matches(object1), true); - assert.strictEqual(matches(object2), false); - assert.strictEqual(matches(object3), false); - }); - - QUnit.test('should work with a function for `object`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = { 'b': 2, 'c': 3 }; - - var matches = _.matches({ 'a': { 'b': 2 } }); - assert.strictEqual(matches(Foo), true); - }); - - QUnit.test('should work with a function for `source`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = 1; - Foo.b = function() {}; - Foo.c = 3; - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': Foo.b, 'c': 3 }], - actual = lodashStable.map(objects, _.matches(Foo)); - - assert.deepEqual(actual, [false, true]); - }); - - QUnit.test('should work with a non-plain `object`', function(assert) { - assert.expect(1); - - function Foo(object) { lodashStable.assign(this, object); } - - var object = new Foo({ 'a': new Foo({ 'b': 2, 'c': 3 }) }), - matches = _.matches({ 'a': { 'b': 2 } }); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should partial match arrays', function(assert) { - assert.expect(3); - - var objects = [{ 'a': ['b'] }, { 'a': ['c', 'd'] }], - actual = lodashStable.filter(objects, _.matches({ 'a': ['d'] })); - - assert.deepEqual(actual, [objects[1]]); - - actual = lodashStable.filter(objects, _.matches({ 'a': ['b', 'd'] })); - assert.deepEqual(actual, []); - - actual = lodashStable.filter(objects, _.matches({ 'a': ['d', 'b'] })); - assert.deepEqual(actual, []); - }); - - QUnit.test('should partial match arrays with duplicate values', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1, 2] }, { 'a': [2, 2] }], - actual = lodashStable.filter(objects, _.matches({ 'a': [2, 2] })); - - assert.deepEqual(actual, [objects[1]]); - }); - - QUnit.test('should partial match arrays of objects', function(assert) { - assert.expect(1); - - var objects = [ - { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 4, 'c': 5, 'd': 6 }] }, - { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 4, 'c': 6, 'd': 7 }] } - ]; - - var actual = lodashStable.filter(objects, _.matches({ 'a': [{ 'b': 1 }, { 'b': 4, 'c': 5 }] })); - assert.deepEqual(actual, [objects[0]]); - }); - - QUnit.test('should partial match maps', function(assert) { - assert.expect(3); - - if (Map) { - var objects = [{ 'a': new Map }, { 'a': new Map }]; - objects[0].a.set('a', 1); - objects[1].a.set('a', 1); - objects[1].a.set('b', 2); - - var map = new Map; - map.set('b', 2); - var actual = lodashStable.filter(objects, _.matches({ 'a': map })); - - assert.deepEqual(actual, [objects[1]]); - - map['delete']('b'); - actual = lodashStable.filter(objects, _.matches({ 'a': map })); - - assert.deepEqual(actual, objects); - - map.set('c', 3); - actual = lodashStable.filter(objects, _.matches({ 'a': map })); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should partial match sets', function(assert) { - assert.expect(3); - - if (Set) { - var objects = [{ 'a': new Set }, { 'a': new Set }]; - objects[0].a.add(1); - objects[1].a.add(1); - objects[1].a.add(2); - - var set = new Set; - set.add(2); - var actual = lodashStable.filter(objects, _.matches({ 'a': set })); - - assert.deepEqual(actual, [objects[1]]); - - set['delete'](2); - actual = lodashStable.filter(objects, _.matches({ 'a': set })); - - assert.deepEqual(actual, objects); - - set.add(3); - actual = lodashStable.filter(objects, _.matches({ 'a': set })); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should match `undefined` values', function(assert) { - assert.expect(3); - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': 1 }, { 'a': 1, 'b': undefined }], - actual = lodashStable.map(objects, _.matches({ 'b': undefined })), - expected = [false, false, true]; - - assert.deepEqual(actual, expected); - - actual = lodashStable.map(objects, _.matches({ 'a': 1, 'b': undefined })); - - assert.deepEqual(actual, expected); - - objects = [{ 'a': { 'b': 2 } }, { 'a': { 'b': 2, 'c': 3 } }, { 'a': { 'b': 2, 'c': undefined } }]; - actual = lodashStable.map(objects, _.matches({ 'a': { 'c': undefined } })); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match `undefined` values on primitives', function(assert) { - assert.expect(3); - - numberProto.a = 1; - numberProto.b = undefined; - - try { - var matches = _.matches({ 'b': undefined }); - assert.strictEqual(matches(1), true); - } catch (e) { - assert.ok(false, e.message); - } - try { - matches = _.matches({ 'a': 1, 'b': undefined }); - assert.strictEqual(matches(1), true); - } catch (e) { - assert.ok(false, e.message); - } - numberProto.a = { 'b': 1, 'c': undefined }; - try { - matches = _.matches({ 'a': { 'c': undefined } }); - assert.strictEqual(matches(1), true); - } catch (e) { - assert.ok(false, e.message); - } - delete numberProto.a; - delete numberProto.b; - }); - - QUnit.test('should return `false` when `object` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse), - matches = _.matches({ 'a': 1 }); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? matches(value) : matches(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source` to a nullish `object`', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubTrue), - matches = _.matches({}); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? matches(value) : matches(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing an empty `source`', function(assert) { - assert.expect(1); - - var object = { 'a': 1 }, - expected = lodashStable.map(empties, stubTrue); - - var actual = lodashStable.map(empties, function(value) { - var matches = _.matches(value); - return matches(object); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` when comparing a `source` of empty arrays and objects', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1], 'b': { 'c': 1 } }, { 'a': [2, 3], 'b': { 'd': 2 } }], - actual = lodashStable.filter(objects, _.matches({ 'a': [], 'b': {} })); - - assert.deepEqual(actual, objects); - }); - - QUnit.test('should not change behavior if `source` is modified', function(assert) { - assert.expect(9); - - var sources = [ - { 'a': { 'b': 2, 'c': 3 } }, - { 'a': 1, 'b': 2 }, - { 'a': 1 } - ]; - - lodashStable.each(sources, function(source, index) { - var object = lodashStable.cloneDeep(source), - matches = _.matches(source); - - assert.strictEqual(matches(object), true); - - if (index) { - source.a = 2; - source.b = 1; - source.c = 3; - } else { - source.a.b = 1; - source.a.c = 2; - source.a.d = 3; - } - assert.strictEqual(matches(object), true); - assert.strictEqual(matches(source), false); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.matchesProperty'); - - (function() { - QUnit.test('should create a function that performs a deep comparison between a property value and `srcValue`', function(assert) { - assert.expect(6); - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - matches = _.matchesProperty('a', 1); - - assert.strictEqual(matches.length, 1); - assert.strictEqual(matches(object), true); - - matches = _.matchesProperty('b', 3); - assert.strictEqual(matches(object), false); - - matches = _.matchesProperty('a', { 'a': 1, 'c': 3 }); - assert.strictEqual(matches({ 'a': object }), true); - - matches = _.matchesProperty('a', { 'c': 3, 'd': 4 }); - assert.strictEqual(matches(object), false); - - object = { 'a': { 'b': { 'c': 1, 'd': 2 }, 'e': 3 }, 'f': 4 }; - matches = _.matchesProperty('a', { 'b': { 'c': 1 } }); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should support deep paths', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var matches = _.matchesProperty(path, 2); - assert.strictEqual(matches(object), true); - }); - }); - - QUnit.test('should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3]; - - lodashStable.each([1, [1]], function(path) { - var matches = _.matchesProperty(path, 2); - assert.strictEqual(matches(array), true); - }); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object1 = { '-0': 'a' }, - object2 = { '0': 'b' }, - pairs = [[object1, object2], [object1, object2], [object2, object1], [object2, object1]], - props = [-0, Object(-0), 0, Object(0)], - values = ['a', 'a', 'b', 'b'], - expected = lodashStable.map(props, lodashStable.constant([true, false])); - - var actual = lodashStable.map(props, function(key, index) { - var matches = _.matchesProperty(key, values[index]), - pair = pairs[index]; - - return [matches(pair[0]), matches(pair[1])]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should coerce key to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var objects = [{ 'null': 1 }, { 'undefined': 2 }, { 'fn': 3 }, { '[object Object]': 4 }], - values = [null, undefined, fn, {}]; - - var expected = lodashStable.transform(values, function(result) { - result.push(true, true); - }); - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var matches = _.matchesProperty(path, object[key]); - result.push(matches(object)); - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': 1, 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - var matches = _.matchesProperty(path, 1); - assert.strictEqual(matches(object), true); - }); - }); - - QUnit.test('should return `false` if parts of `path` are missing', function(assert) { - assert.expect(4); - - var object = {}; - - lodashStable.each(['a', 'a[1].b.c', ['a'], ['a', '1', 'b', 'c']], function(path) { - var matches = _.matchesProperty(path, 1); - assert.strictEqual(matches(object), false); - }); - }); - - QUnit.test('should return `false` for deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var matches = _.matchesProperty(path, 1); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? matches(value) : matches(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should match inherited string keyed `srcValue` properties', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.b = 2; - - var object = { 'a': new Foo }; - - lodashStable.each(['a', ['a']], function(path) { - var matches = _.matchesProperty(path, { 'b': 2 }); - assert.strictEqual(matches(object), true); - }); - }); - - QUnit.test('should not match by inherited `srcValue` properties', function(assert) { - assert.expect(2); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var objects = [{ 'a': { 'a': 1 } }, { 'a': { 'a': 1, 'b': 2 } }], - expected = lodashStable.map(objects, stubTrue); - - lodashStable.each(['a', ['a']], function(path) { - assert.deepEqual(lodashStable.map(objects, _.matchesProperty(path, new Foo)), expected); - }); - }); - - QUnit.test('should compare a variety of values', function(assert) { - assert.expect(2); - - var object1 = { 'a': false, 'b': true, 'c': '3', 'd': 4, 'e': [5], 'f': { 'g': 6 } }, - object2 = { 'a': 0, 'b': 1, 'c': 3, 'd': '4', 'e': ['5'], 'f': { 'g': '6' } }, - matches = _.matchesProperty('a', object1); - - assert.strictEqual(matches({ 'a': object1 }), true); - assert.strictEqual(matches({ 'a': object2 }), false); - }); - - QUnit.test('should match `-0` as `0`', function(assert) { - assert.expect(2); - - var matches = _.matchesProperty('a', -0); - assert.strictEqual(matches({ 'a': 0 }), true); - - matches = _.matchesProperty('a', 0); - assert.strictEqual(matches({ 'a': -0 }), true); - }); - - QUnit.test('should compare functions by reference', function(assert) { - assert.expect(3); - - var object1 = { 'a': lodashStable.noop }, - object2 = { 'a': noop }, - object3 = { 'a': {} }, - matches = _.matchesProperty('a', object1); - - assert.strictEqual(matches({ 'a': object1 }), true); - assert.strictEqual(matches({ 'a': object2 }), false); - assert.strictEqual(matches({ 'a': object3 }), false); - }); - - QUnit.test('should work with a function for `srcValue`', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.a = 1; - Foo.b = function() {}; - Foo.c = 3; - - var objects = [{ 'a': { 'a': 1 } }, { 'a': { 'a': 1, 'b': Foo.b, 'c': 3 } }], - actual = lodashStable.map(objects, _.matchesProperty('a', Foo)); - - assert.deepEqual(actual, [false, true]); - }); - - QUnit.test('should work with a non-plain `srcValue`', function(assert) { - assert.expect(1); - - function Foo(object) { lodashStable.assign(this, object); } - - var object = new Foo({ 'a': new Foo({ 'b': 1, 'c': 2 }) }), - matches = _.matchesProperty('a', { 'b': 1 }); - - assert.strictEqual(matches(object), true); - }); - - QUnit.test('should partial match arrays', function(assert) { - assert.expect(3); - - var objects = [{ 'a': ['b'] }, { 'a': ['c', 'd'] }], - actual = lodashStable.filter(objects, _.matchesProperty('a', ['d'])); - - assert.deepEqual(actual, [objects[1]]); - - actual = lodashStable.filter(objects, _.matchesProperty('a', ['b', 'd'])); - assert.deepEqual(actual, []); - - actual = lodashStable.filter(objects, _.matchesProperty('a', ['d', 'b'])); - assert.deepEqual(actual, []); - }); - - QUnit.test('should partial match arrays with duplicate values', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1, 2] }, { 'a': [2, 2] }], - actual = lodashStable.filter(objects, _.matchesProperty('a', [2, 2])); - - assert.deepEqual(actual, [objects[1]]); - }); - - QUnit.test('should partial match arrays of objects', function(assert) { - assert.expect(1); - - var objects = [ - { 'a': [{ 'a': 1, 'b': 2 }, { 'a': 4, 'b': 5, 'c': 6 }] }, - { 'a': [{ 'a': 1, 'b': 2 }, { 'a': 4, 'b': 6, 'c': 7 }] } - ]; - - var actual = lodashStable.filter(objects, _.matchesProperty('a', [{ 'a': 1 }, { 'a': 4, 'b': 5 }])); - assert.deepEqual(actual, [objects[0]]); - }); - QUnit.test('should partial match maps', function(assert) { - assert.expect(3); - - if (Map) { - var objects = [{ 'a': new Map }, { 'a': new Map }]; - objects[0].a.set('a', 1); - objects[1].a.set('a', 1); - objects[1].a.set('b', 2); - - var map = new Map; - map.set('b', 2); - var actual = lodashStable.filter(objects, _.matchesProperty('a', map)); - - assert.deepEqual(actual, [objects[1]]); - - map['delete']('b'); - actual = lodashStable.filter(objects, _.matchesProperty('a', map)); - - assert.deepEqual(actual, objects); - - map.set('c', 3); - actual = lodashStable.filter(objects, _.matchesProperty('a', map)); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should partial match sets', function(assert) { - assert.expect(3); - - if (Set) { - var objects = [{ 'a': new Set }, { 'a': new Set }]; - objects[0].a.add(1); - objects[1].a.add(1); - objects[1].a.add(2); - - var set = new Set; - set.add(2); - var actual = lodashStable.filter(objects, _.matchesProperty('a', set)); - - assert.deepEqual(actual, [objects[1]]); - - set['delete'](2); - actual = lodashStable.filter(objects, _.matchesProperty('a', set)); - - assert.deepEqual(actual, objects); - - set.add(3); - actual = lodashStable.filter(objects, _.matchesProperty('a', set)); - - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should match `undefined` values', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 1 }, { 'a': 1, 'b': 1 }, { 'a': 1, 'b': undefined }], - actual = lodashStable.map(objects, _.matchesProperty('b', undefined)), - expected = [false, false, true]; - - assert.deepEqual(actual, expected); - - objects = [{ 'a': { 'a': 1 } }, { 'a': { 'a': 1, 'b': 1 } }, { 'a': { 'a': 1, 'b': undefined } }]; - actual = lodashStable.map(objects, _.matchesProperty('a', { 'b': undefined })); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match `undefined` values of nested objects', function(assert) { - assert.expect(4); - - var object = { 'a': { 'b': undefined } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var matches = _.matchesProperty(path, undefined); - assert.strictEqual(matches(object), true); - }); - - lodashStable.each(['a.a', ['a', 'a']], function(path) { - var matches = _.matchesProperty(path, undefined); - assert.strictEqual(matches(object), false); - }); - }); - - QUnit.test('should match `undefined` values on primitives', function(assert) { - assert.expect(2); - - numberProto.a = 1; - numberProto.b = undefined; - - try { - var matches = _.matchesProperty('b', undefined); - assert.strictEqual(matches(1), true); - } catch (e) { - assert.ok(false, e.message); - } - numberProto.a = { 'b': 1, 'c': undefined }; - try { - matches = _.matchesProperty('a', { 'c': undefined }); - assert.strictEqual(matches(1), true); - } catch (e) { - assert.ok(false, e.message); - } - delete numberProto.a; - delete numberProto.b; - }); - - QUnit.test('should return `false` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var matches = _.matchesProperty(path, 1); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? matches(value) : matches(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `true` when comparing a `srcValue` of empty arrays and objects', function(assert) { - assert.expect(1); - - var objects = [{ 'a': [1], 'b': { 'c': 1 } }, { 'a': [2, 3], 'b': { 'd': 2 } }], - matches = _.matchesProperty('a', { 'a': [], 'b': {} }); - - var actual = lodashStable.filter(objects, function(object) { - return matches({ 'a': object }); - }); - - assert.deepEqual(actual, objects); - }); - - QUnit.test('should not change behavior if `srcValue` is modified', function(assert) { - assert.expect(9); - - lodashStable.each([{ 'a': { 'b': 2, 'c': 3 } }, { 'a': 1, 'b': 2 }, { 'a': 1 }], function(source, index) { - var object = lodashStable.cloneDeep(source), - matches = _.matchesProperty('a', source); - - assert.strictEqual(matches({ 'a': object }), true); - - if (index) { - source.a = 2; - source.b = 1; - source.c = 3; - } else { - source.a.b = 1; - source.a.c = 2; - source.a.d = 3; - } - assert.strictEqual(matches({ 'a': object }), true); - assert.strictEqual(matches({ 'a': source }), false); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.max'); - - (function() { - QUnit.test('should return the largest value from a collection', function(assert) { - assert.expect(1); - - assert.strictEqual(_.max([1, 2, 3]), 3); - }); - - QUnit.test('should return `undefined` for empty collections', function(assert) { - assert.expect(1); - - var values = falsey.concat([[]]), - expected = lodashStable.map(values, noop); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? _.max(value) : _.max(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with non-numeric collection values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.max(['a', 'b']), 'b'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mean'); - - (function() { - QUnit.test('should return the mean of an array of numbers', function(assert) { - assert.expect(1); - - var array = [4, 2, 8, 6]; - assert.strictEqual(_.mean(array), 5); - }); - - QUnit.test('should return `NaN` when passing empty `array` values', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubNaN), - actual = lodashStable.map(empties, _.mean); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.meanBy'); - - (function() { - var objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }]; - - QUnit.test('should work with an `iteratee` argument', function(assert) { - assert.expect(1); - - var actual = _.meanBy(objects, function(object) { - return object.a; - }); - - assert.deepEqual(actual, 2); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.meanBy(objects, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [{ 'a': 2 }]); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var arrays = [[2], [3], [1]]; - assert.strictEqual(_.meanBy(arrays, 0), 2); - assert.strictEqual(_.meanBy(objects, 'a'), 2); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.memoize'); - - (function() { - QUnit.test('should memoize results based on the first argument given', function(assert) { - assert.expect(2); - - var memoized = _.memoize(function(a, b, c) { - return a + b + c; - }); - - assert.strictEqual(memoized(1, 2, 3), 6); - assert.strictEqual(memoized(1, 3, 5), 6); - }); - - QUnit.test('should support a `resolver` argument', function(assert) { - assert.expect(2); - - var fn = function(a, b, c) { return a + b + c; }, - memoized = _.memoize(fn, fn); - - assert.strictEqual(memoized(1, 2, 3), 6); - assert.strictEqual(memoized(1, 3, 5), 9); - }); - - QUnit.test('should use `this` binding of function for `resolver`', function(assert) { - assert.expect(2); - - var fn = function(a, b, c) { return a + this.b + this.c; }, - memoized = _.memoize(fn, fn); - - var object = { 'memoized': memoized, 'b': 2, 'c': 3 }; - assert.strictEqual(object.memoized(1), 6); - - object.b = 3; - object.c = 5; - assert.strictEqual(object.memoized(1), 9); - }); - - QUnit.test('should throw a TypeError if `resolve` is truthy and not a function', function(assert) { - assert.expect(1); - - assert.raises(function() { _.memoize(noop, true); }, TypeError); - }); - - QUnit.test('should not error if `resolver` is falsey', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(resolver, index) { - try { - return _.isFunction(index ? _.memoize(noop, resolver) : _.memoize(noop)); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should check cache for own properties', function(assert) { - assert.expect(1); - - var props = [ - 'constructor', - 'hasOwnProperty', - 'isPrototypeOf', - 'propertyIsEnumerable', - 'toLocaleString', - 'toString', - 'valueOf' - ]; - - var memoized = _.memoize(identity); - - var actual = lodashStable.map(props, function(value) { - return memoized(value); - }); - - assert.deepEqual(actual, props); - }); - - QUnit.test('should cache the `__proto__` key', function(assert) { - assert.expect(8); - - var array = [], - key = '__proto__'; - - lodashStable.times(2, function(index) { - var count = 0, - resolver = index && identity; - - var memoized = _.memoize(function() { - count++; - return array; - }, resolver); - - var cache = memoized.cache; - - memoized(key); - memoized(key); - - assert.strictEqual(count, 1); - assert.strictEqual(cache.get(key), array); - assert.notOk(cache.__data__ instanceof Array); - assert.strictEqual(cache['delete'](key), true); - }); - }); - - QUnit.test('should allow `_.memoize.Cache` to be customized', function(assert) { - assert.expect(4); - - var oldCache = _.memoize.Cache; - - function Cache() { - this.__data__ = []; - } - - Cache.prototype = { - 'get': function(key) { - var entry = _.find(this.__data__, function(entry) { - return key === entry.key; - }); - return entry && entry.value; - }, - 'has': function(key) { - return _.some(this.__data__, function(entry) { - return key === entry.key; - }); - }, - 'set': function(key, value) { - this.__data__.push({ 'key': key, 'value': value }); - return this; - } - }; - - _.memoize.Cache = Cache; - - var memoized = _.memoize(function(object) { - return 'value:' + object.id; - }); - - var cache = memoized.cache, - key1 = { 'id': 'a' }, - key2 = { 'id': 'b' }; - - assert.strictEqual(memoized(key1), 'value:a'); - assert.strictEqual(cache.has(key1), true); - - assert.strictEqual(memoized(key2), 'value:b'); - assert.strictEqual(cache.has(key2), true); - - _.memoize.Cache = oldCache; - }); - - QUnit.test('should works with an immutable `_.memoize.Cache` ', function(assert) { - assert.expect(2); - - var oldCache = _.memoize.Cache; - - function Cache() { - this.__data__ = []; - } - - Cache.prototype = { - 'get': function(key) { - return _.find(this.__data__, function(entry) { - return key === entry.key; - }).value; - }, - 'has': function(key) { - return _.some(this.__data__, function(entry) { - return key === entry.key; - }); - }, - 'set': function(key, value) { - var result = new Cache; - result.__data__ = this.__data__.concat({ 'key': key, 'value': value }); - return result; - } - }; - - _.memoize.Cache = Cache; - - var memoized = _.memoize(function(object) { - return object.id; - }); - - var key1 = { 'id': 'a' }, - key2 = { 'id': 'b' }; - - memoized(key1); - memoized(key2); - - var cache = memoized.cache; - assert.strictEqual(cache.has(key1), true); - assert.strictEqual(cache.has(key2), true); - - _.memoize.Cache = oldCache; - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.merge'); - - (function() { - var args = arguments; - - QUnit.test('should merge `source` into `object`', function(assert) { - assert.expect(1); - - var names = { - 'characters': [ - { 'name': 'barney' }, - { 'name': 'fred' } - ] - }; - - var ages = { - 'characters': [ - { 'age': 36 }, - { 'age': 40 } - ] - }; - - var heights = { - 'characters': [ - { 'height': '5\'4"' }, - { 'height': '5\'5"' } - ] - }; - - var expected = { - 'characters': [ - { 'name': 'barney', 'age': 36, 'height': '5\'4"' }, - { 'name': 'fred', 'age': 40, 'height': '5\'5"' } - ] - }; - - assert.deepEqual(_.merge(names, ages, heights), expected); - }); - - QUnit.test('should merge sources containing circular references', function(assert) { - assert.expect(2); - - var object = { - 'foo': { 'a': 1 }, - 'bar': { 'a': 2 } - }; - - var source = { - 'foo': { 'b': { 'c': { 'd': {} } } }, - 'bar': {} - }; - - source.foo.b.c.d = source; - source.bar.b = source.foo.b; - - var actual = _.merge(object, source); - - assert.notStrictEqual(actual.bar.b, actual.foo.b); - assert.strictEqual(actual.foo.b.c.d, actual.foo.b.c.d.foo.b.c.d); - }); - - QUnit.test('should work with four arguments', function(assert) { - assert.expect(1); - - var expected = { 'a': 4 }, - actual = _.merge({ 'a': 1 }, { 'a': 2 }, { 'a': 3 }, expected); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should merge onto function `object` values', function(assert) { - assert.expect(2); - - function Foo() {} - - var source = { 'a': 1 }, - actual = _.merge(Foo, source); - - assert.strictEqual(actual, Foo); - assert.strictEqual(Foo.a, 1); - }); - - QUnit.test('should not merge onto function values of sources', function(assert) { - assert.expect(3); - - var source1 = { 'a': function() {} }, - source2 = { 'a': { 'b': 2 } }, - actual = _.merge({}, source1, source2); - - assert.deepEqual(actual, { 'a': { 'b': 2 } }); - - actual = _.merge(source1, source2); - - assert.strictEqual(typeof actual.a, 'function'); - assert.strictEqual(actual.a.b, 2); - }); - - QUnit.test('should merge onto non-plain `object` values', function(assert) { - assert.expect(2); - - function Foo() {} - - var object = new Foo, - actual = _.merge(object, { 'a': 1 }); - - assert.strictEqual(actual, object); - assert.strictEqual(object.a, 1); - }); - - QUnit.test('should treat sparse array sources as dense', function(assert) { - assert.expect(2); - - var array = [1]; - array[2] = 3; - - var actual = _.merge([], array), - expected = array.slice(); - - expected[1] = undefined; - - assert.ok('1' in actual); - assert.deepEqual(actual, expected); - }); - - QUnit.test('should merge `arguments` objects', function(assert) { - assert.expect(7); - - var object1 = { 'value': args }, - object2 = { 'value': { '3': 4 } }, - expected = { '0': 1, '1': 2, '2': 3, '3': 4 }, - actual = _.merge(object1, object2); - - assert.notOk('3' in args); - assert.notOk(_.isArguments(actual.value)); - assert.deepEqual(actual.value, expected); - object1.value = args; - - actual = _.merge(object2, object1); - assert.notOk(_.isArguments(actual.value)); - assert.deepEqual(actual.value, expected); - - expected = { '0': 1, '1': 2, '2': 3 }; - - actual = _.merge({}, object1); - assert.notOk(_.isArguments(actual.value)); - assert.deepEqual(actual.value, expected); - }); - - QUnit.test('should merge typed arrays', function(assert) { - assert.expect(4); - - var array1 = [0], - array2 = [0, 0], - array3 = [0, 0, 0, 0], - array4 = [0, 0, 0, 0, 0, 0, 0, 0]; - - var arrays = [array2, array1, array4, array3, array2, array4, array4, array3, array2], - buffer = ArrayBuffer && new ArrayBuffer(8); - - // Juggle for `Float64Array` shim. - if (root.Float64Array && (new Float64Array(buffer)).length == 8) { - arrays[1] = array4; - } - var expected = lodashStable.map(typedArrays, function(type, index) { - var array = arrays[index].slice(); - array[0] = 1; - return root[type] ? { 'value': array } : false; - }); - - var actual = lodashStable.map(typedArrays, function(type) { - var Ctor = root[type]; - return Ctor ? _.merge({ 'value': new Ctor(buffer) }, { 'value': [1] }) : false; - }); - - assert.ok(lodashStable.isArray(actual)); - assert.deepEqual(actual, expected); - - expected = lodashStable.map(typedArrays, function(type, index) { - var array = arrays[index].slice(); - array.push(1); - return root[type] ? { 'value': array } : false; - }); - - actual = lodashStable.map(typedArrays, function(type, index) { - var Ctor = root[type], - array = lodashStable.range(arrays[index].length); - - array.push(1); - return Ctor ? _.merge({ 'value': array }, { 'value': new Ctor(buffer) }) : false; - }); - - assert.ok(lodashStable.isArray(actual)); - assert.deepEqual(actual, expected); - }); - - QUnit.test('should assign `null` values', function(assert) { - assert.expect(1); - - var actual = _.merge({ 'a': 1 }, { 'a': null }); - assert.strictEqual(actual.a, null); - }); - - QUnit.test('should assign non array/typed-array/plain-object sources directly', function(assert) { - assert.expect(1); - - function Foo() {} - - var values = [new Foo, new Boolean, new Date, Foo, new Number, new String, new RegExp], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - var object = _.merge({}, { 'value': value }); - return object.value === value; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should deep clone array/typed-array/plain-object sources', function(assert) { - assert.expect(1); - - var typedArray = Uint8Array - ? new Uint8Array(new ArrayBuffer(2)) - : { 'buffer': [0, 0] }; - - var props = ['0', 'a', 'buffer'], - values = [[{ 'a': 1 }], { 'a': [1] }, typedArray], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value, index) { - var key = props[index], - object = _.merge({}, { 'value': value }), - newValue = object.value; - - return ( - newValue !== value && - newValue[key] !== value[key] && - lodashStable.isEqual(newValue, value) - ); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not augment source objects', function(assert) { - assert.expect(6); - - var source1 = { 'a': [{ 'a': 1 }] }, - source2 = { 'a': [{ 'b': 2 }] }, - actual = _.merge({}, source1, source2); - - assert.deepEqual(source1.a, [{ 'a': 1 }]); - assert.deepEqual(source2.a, [{ 'b': 2 }]); - assert.deepEqual(actual.a, [{ 'a': 1, 'b': 2 }]); - - var source1 = { 'a': [[1, 2, 3]] }, - source2 = { 'a': [[3, 4]] }, - actual = _.merge({}, source1, source2); - - assert.deepEqual(source1.a, [[1, 2, 3]]); - assert.deepEqual(source2.a, [[3, 4]]); - assert.deepEqual(actual.a, [[3, 4, 3]]); - }); - - QUnit.test('should merge plain-objects onto non plain-objects', function(assert) { - assert.expect(4); - - function Foo(object) { - lodashStable.assign(this, object); - } - - var object = { 'a': 1 }, - actual = _.merge(new Foo, object); - - assert.ok(actual instanceof Foo); - assert.deepEqual(actual, new Foo(object)); - - actual = _.merge([new Foo], [object]); - assert.ok(actual[0] instanceof Foo); - assert.deepEqual(actual, [new Foo(object)]); - }); - - QUnit.test('should not assign `undefined` values', function(assert) { - assert.expect(1); - - var actual = _.merge({ 'a': 1 }, { 'a': undefined, 'b': undefined }); - assert.deepEqual(actual, { 'a': 1 }); - }); - - QUnit.test('should skip `undefined` values in array sources if a destination value exists', function(assert) { - assert.expect(2); - - var array = [1]; - array[2] = 3; - - var actual = _.merge([4, 5, 6], array), - expected = [1, 5, 3]; - - assert.deepEqual(actual, expected); - - array = [1, , 3]; - array[1] = undefined; - - actual = _.merge([4, 5, 6], array); - assert.deepEqual(actual, expected); - }); - - QUnit.test('should skip merging when `object` and `source` are the same value', function(assert) { - assert.expect(1); - - var object = {}, - pass = true; - - defineProperty(object, 'a', { - 'enumerable': true, - 'configurable': true, - 'get': function() { pass = false; }, - 'set': function() { pass = false; } - }); - - _.merge(object, object); - assert.ok(pass); - }); - - QUnit.test('should convert values to arrays when merging arrays of `source`', function(assert) { - assert.expect(2); - - var object = { 'a': { '1': 'y', 'b': 'z', 'length': 2 } }, - actual = _.merge(object, { 'a': ['x'] }); - - assert.deepEqual(actual, { 'a': ['x', 'y'] }); - - actual = _.merge({ 'a': {} }, { 'a': [] }); - assert.deepEqual(actual, { 'a': [] }); - }); - - QUnit.test('should not convert strings to arrays when merging arrays of `source`', function(assert) { - assert.expect(1); - - var object = { 'a': 'abcde' }, - actual = _.merge(object, { 'a': ['x', 'y', 'z'] }); - - assert.deepEqual(actual, { 'a': ['x', 'y', 'z'] }); - }); - - QUnit.test('should not error on DOM elements', function(assert) { - assert.expect(1); - - var object1 = { 'el': document && document.createElement('div') }, - object2 = { 'el': document && document.createElement('div') }, - pairs = [[{}, object1], [object1, object2]], - expected = lodashStable.map(pairs, stubTrue); - - var actual = lodashStable.map(pairs, function(pair) { - try { - return _.merge(pair[0], pair[1]).el === pair[1].el; - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mergeWith'); - - (function() { - QUnit.test('should handle merging when `customizer` returns `undefined`', function(assert) { - assert.expect(2); - - var actual = _.mergeWith({ 'a': { 'b': [1, 1] } }, { 'a': { 'b': [0] } }, noop); - assert.deepEqual(actual, { 'a': { 'b': [0, 1] } }); - - actual = _.mergeWith([], [undefined], identity); - assert.deepEqual(actual, [undefined]); - }); - - QUnit.test('should clone sources when `customizer` returns `undefined`', function(assert) { - assert.expect(1); - - var source1 = { 'a': { 'b': { 'c': 1 } } }, - source2 = { 'a': { 'b': { 'd': 2 } } }; - - _.mergeWith({}, source1, source2, noop); - assert.deepEqual(source1.a.b, { 'c': 1 }); - }); - - QUnit.test('should defer to `customizer` for non `undefined` results', function(assert) { - assert.expect(1); - - var actual = _.mergeWith({ 'a': { 'b': [0, 1] } }, { 'a': { 'b': [2] } }, function(a, b) { - return lodashStable.isArray(a) ? a.concat(b) : undefined; - }); - - assert.deepEqual(actual, { 'a': { 'b': [0, 1, 2] } }); - }); - - QUnit.test('should provide `stack` to `customizer`', function(assert) { - assert.expect(1); - - var actual; - - _.mergeWith({}, { 'a': { 'b': 2 } }, function() { - actual = _.last(arguments); - }); - - assert.ok(isNpm - ? actual.constructor.name == 'Stack' - : actual instanceof mapCaches.Stack - ); - }); - - QUnit.test('should overwrite primitives with source object clones', function(assert) { - assert.expect(1); - - var actual = _.mergeWith({ 'a': 0 }, { 'a': { 'b': ['c'] } }, function(a, b) { - return lodashStable.isArray(a) ? a.concat(b) : undefined; - }); - - assert.deepEqual(actual, { 'a': { 'b': ['c'] } }); - }); - - QUnit.test('should pop the stack of sources for each sibling property', function(assert) { - assert.expect(1); - - var array = ['b', 'c'], - object = { 'a': ['a'] }, - source = { 'a': array, 'b': array }; - - var actual = _.mergeWith(object, source, function(a, b) { - return lodashStable.isArray(a) ? a.concat(b) : undefined; - }); - - assert.deepEqual(actual, { 'a': ['a', 'b', 'c'], 'b': ['b', 'c'] }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.method'); - - (function() { - QUnit.test('should create a function that calls a method of a given object', function(assert) { - assert.expect(4); - - var object = { 'a': stubOne }; - - lodashStable.each(['a', ['a']], function(path) { - var method = _.method(path); - assert.strictEqual(method.length, 1); - assert.strictEqual(method(object), 1); - }); - }); - - QUnit.test('should work with deep property values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': stubTwo } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var method = _.method(path); - assert.strictEqual(method(object), 2); - }); - }); - - QUnit.test('should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = lodashStable.times(3, _.constant); - - lodashStable.each([1, [1]], function(path) { - var method = _.method(path); - assert.strictEqual(method(array), 1); - }); - }); - - QUnit.test('should coerce key to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var expected = [1, 1, 2, 2, 3, 3, 4, 4], - objects = [{ 'null': stubOne }, { 'undefined': stubTwo }, { 'fn': stubThree }, { '[object Object]': stubFour }], - values = [null, undefined, fn, {}]; - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var method = _.method(key); - result.push(method(object)); - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with inherited property values', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.a = stubOne; - - lodashStable.each(['a', ['a']], function(path) { - var method = _.method(path); - assert.strictEqual(method(new Foo), 1); - }); - }); - - QUnit.test('should use a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': stubOne, 'a': { 'b': stubTwo } }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - var method = _.method(path); - assert.strictEqual(method(object), 1); - }); - }); - - QUnit.test('should return `undefined` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var method = _.method(path); - - var actual = lodashStable.map(values, function(value, index) { - return index ? method(value) : method(); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` with deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var method = _.method(path); - - var actual = lodashStable.map(values, function(value, index) { - return index ? method(value) : method(); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` if parts of `path` are missing', function(assert) { - assert.expect(4); - - var object = {}; - - lodashStable.each(['a', 'a[1].b.c', ['a'], ['a', '1', 'b', 'c']], function(path) { - var method = _.method(path); - assert.strictEqual(method(object), undefined); - }); - }); - - QUnit.test('should apply partial arguments to function', function(assert) { - assert.expect(2); - - var object = { - 'fn': function() { - return slice.call(arguments); - } - }; - - lodashStable.each(['fn', ['fn']], function(path) { - var method = _.method(path, 1, 2, 3); - assert.deepEqual(method(object), [1, 2, 3]); - }); - }); - - QUnit.test('should invoke deep property methods with the correct `this` binding', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': function() { return this.c; }, 'c': 1 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var method = _.method(path); - assert.strictEqual(method(object), 1); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.methodOf'); - - (function() { - QUnit.test('should create a function that calls a method of a given key', function(assert) { - assert.expect(4); - - var object = { 'a': stubOne }; - - lodashStable.each(['a', ['a']], function(path) { - var methodOf = _.methodOf(object); - assert.strictEqual(methodOf.length, 1); - assert.strictEqual(methodOf(path), 1); - }); - }); - - QUnit.test('should work with deep property values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': stubTwo } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var methodOf = _.methodOf(object); - assert.strictEqual(methodOf(path), 2); - }); - }); - - QUnit.test('should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = lodashStable.times(3, _.constant); - - lodashStable.each([1, [1]], function(path) { - var methodOf = _.methodOf(array); - assert.strictEqual(methodOf(path), 1); - }); - }); - - QUnit.test('should coerce key to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var expected = [1, 1, 2, 2, 3, 3, 4, 4], - objects = [{ 'null': stubOne }, { 'undefined': stubTwo }, { 'fn': stubThree }, { '[object Object]': stubFour }], - values = [null, undefined, fn, {}]; - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var methodOf = _.methodOf(object); - result.push(methodOf(key)); - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with inherited property values', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.a = stubOne; - - lodashStable.each(['a', ['a']], function(path) { - var methodOf = _.methodOf(new Foo); - assert.strictEqual(methodOf(path), 1); - }); - }); - - QUnit.test('should use a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': stubOne, 'a': { 'b': stubTwo } }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - var methodOf = _.methodOf(object); - assert.strictEqual(methodOf(path), 1); - }); - }); - - QUnit.test('should return `undefined` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var actual = lodashStable.map(values, function(value, index) { - var methodOf = index ? _.methodOf() : _.methodOf(value); - return methodOf(path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` with deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var actual = lodashStable.map(values, function(value, index) { - var methodOf = index ? _.methodOf() : _.methodOf(value); - return methodOf(path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` if parts of `path` are missing', function(assert) { - assert.expect(4); - - var object = {}, - methodOf = _.methodOf(object); - - lodashStable.each(['a', 'a[1].b.c', ['a'], ['a', '1', 'b', 'c']], function(path) { - assert.strictEqual(methodOf(path), undefined); - }); - }); - - QUnit.test('should apply partial arguments to function', function(assert) { - assert.expect(2); - - var object = { - 'fn': function() { - return slice.call(arguments); - } - }; - - var methodOf = _.methodOf(object, 1, 2, 3); - - lodashStable.each(['fn', ['fn']], function(path) { - assert.deepEqual(methodOf(path), [1, 2, 3]); - }); - }); - - QUnit.test('should invoke deep property methods with the correct `this` binding', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': function() { return this.c; }, 'c': 1 } }, - methodOf = _.methodOf(object); - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(methodOf(path), 1); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.min'); - - (function() { - QUnit.test('should return the smallest value from a collection', function(assert) { - assert.expect(1); - - assert.strictEqual(_.min([1, 2, 3]), 1); - }); - - QUnit.test('should return `undefined` for empty collections', function(assert) { - assert.expect(1); - - var values = falsey.concat([[]]), - expected = lodashStable.map(values, noop); - - var actual = lodashStable.map(values, function(value, index) { - try { - return index ? _.min(value) : _.min(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with non-numeric collection values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.min(['a', 'b']), 'a'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('extremum methods'); - - lodashStable.each(['max', 'maxBy', 'min', 'minBy'], function(methodName) { - var func = _[methodName], - isMax = /^max/.test(methodName); - - QUnit.test('`_.' + methodName + '` should work with Date objects', function(assert) { - assert.expect(1); - - var curr = new Date, - past = new Date(0); - - assert.strictEqual(func([curr, past]), isMax ? curr : past); - }); - - QUnit.test('`_.' + methodName + '` should work with extremely large arrays', function(assert) { - assert.expect(1); - - var array = lodashStable.range(0, 5e5); - assert.strictEqual(func(array), isMax ? 499999 : 0); - }); - - QUnit.test('`_.' + methodName + '` should work when chaining on an array with only one value', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _([40])[methodName](); - assert.strictEqual(actual, 40); - } - else { - skipAssert(assert); - } - }); - }); - - lodashStable.each(['maxBy', 'minBy'], function(methodName) { - var array = [1, 2, 3], - func = _[methodName], - isMax = methodName == 'maxBy'; - - QUnit.test('`_.' + methodName + '` should work with an `iteratee` argument', function(assert) { - assert.expect(1); - - var actual = func(array, function(n) { - return -n; - }); - - assert.strictEqual(actual, isMax ? 1 : 3); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }], - actual = func(objects, 'a'); - - assert.deepEqual(actual, objects[isMax ? 1 : 2]); - - var arrays = [[2], [3], [1]]; - actual = func(arrays, 0); - - assert.deepEqual(actual, arrays[isMax ? 1 : 2]); - }); - - QUnit.test('`_.' + methodName + '` should work when `iteratee` returns +/-Infinity', function(assert) { - assert.expect(1); - - var value = isMax ? -Infinity : Infinity, - object = { 'a': value }; - - var actual = func([object, { 'a': value }], function(object) { - return object.a; - }); - - assert.strictEqual(actual, object); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.mixin'); - - (function() { - function reset(wrapper) { - delete wrapper.a; - delete wrapper.prototype.a; - delete wrapper.b; - delete wrapper.prototype.b; - } - - function Wrapper(value) { - if (!(this instanceof Wrapper)) { - return new Wrapper(value); - } - if (_.has(value, '__wrapped__')) { - var actions = slice.call(value.__actions__), - chain = value.__chain__; - - value = value.__wrapped__; - } - this.__wrapped__ = value; - this.__actions__ = actions || []; - this.__chain__ = chain || false; - } - - Wrapper.prototype.value = function() { - return getUnwrappedValue(this); - }; - - var array = ['a'], - source = { 'a': function(array) { return array[0]; }, 'b': 'B' }; - - QUnit.test('should mixin `source` methods into lodash', function(assert) { - assert.expect(4); - - if (!isNpm) { - _.mixin(source); - - assert.strictEqual(_.a(array), 'a'); - assert.strictEqual(_(array).a().value(), 'a'); - assert.notOk('b' in _); - assert.notOk('b' in _.prototype); - - reset(_); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should mixin chaining methods by reference', function(assert) { - assert.expect(2); - - if (!isNpm) { - _.mixin(source); - _.a = stubB; - - assert.strictEqual(_.a(array), 'b'); - assert.strictEqual(_(array).a().value(), 'a'); - - reset(_); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should use a default `object` of `this`', function(assert) { - assert.expect(3); - - var object = lodashStable.create(_); - object.mixin(source); - - assert.strictEqual(object.a(array), 'a'); - assert.notOk('a' in _); - assert.notOk('a' in _.prototype); - - reset(_); - }); - - QUnit.test('should accept an `object` argument', function(assert) { - assert.expect(1); - - var object = {}; - _.mixin(object, source); - assert.strictEqual(object.a(array), 'a'); - }); - - QUnit.test('should accept a function `object`', function(assert) { - assert.expect(2); - - _.mixin(Wrapper, source); - - var wrapped = Wrapper(array), - actual = wrapped.a(); - - assert.strictEqual(actual.value(), 'a'); - assert.ok(actual instanceof Wrapper); - - reset(Wrapper); - }); - - QUnit.test('should return `object`', function(assert) { - assert.expect(3); - - var object = {}; - assert.strictEqual(_.mixin(object, source), object); - assert.strictEqual(_.mixin(Wrapper, source), Wrapper); - assert.strictEqual(_.mixin(), _); - - reset(Wrapper); - }); - - QUnit.test('should not assign inherited `source` methods', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype.a = noop; - - var object = {}; - assert.strictEqual(_.mixin(object, new Foo), object); - }); - - QUnit.test('should accept an `options` argument', function(assert) { - assert.expect(8); - - function message(func, chain) { - return (func === _ ? 'lodash' : 'given') + ' function should ' + (chain ? '' : 'not ') + 'chain'; - } - - lodashStable.each([_, Wrapper], function(func) { - lodashStable.each([{ 'chain': false }, { 'chain': true }], function(options) { - if (!isNpm) { - if (func === _) { - _.mixin(source, options); - } else { - _.mixin(func, source, options); - } - var wrapped = func(array), - actual = wrapped.a(); - - if (options.chain) { - assert.strictEqual(actual.value(), 'a', message(func, true)); - assert.ok(actual instanceof func, message(func, true)); - } else { - assert.strictEqual(actual, 'a', message(func, false)); - assert.notOk(actual instanceof func, message(func, false)); - } - reset(func); - } - else { - skipAssert(assert, 2); - } - }); - }); - }); - - QUnit.test('should not extend lodash when an `object` is given with an empty `options` object', function(assert) { - assert.expect(1); - - _.mixin({ 'a': noop }, {}); - assert.notOk('a' in _); - reset(_); - }); - - QUnit.test('should not error for non-object `options` values', function(assert) { - assert.expect(2); - - var pass = true; - - try { - _.mixin({}, source, 1); - } catch (e) { - pass = false; - } - assert.ok(pass); - - pass = true; - - try { - _.mixin(source, 1); - } catch (e) { - pass = false; - } - assert.ok(pass); - - reset(_); - }); - - QUnit.test('should not return the existing wrapped value when chaining', function(assert) { - assert.expect(2); - - lodashStable.each([_, Wrapper], function(func) { - if (!isNpm) { - if (func === _) { - var wrapped = _(source), - actual = wrapped.mixin(); - - assert.strictEqual(actual.value(), _); - } - else { - wrapped = _(func); - actual = wrapped.mixin(source); - assert.notStrictEqual(actual, wrapped); - } - reset(func); - } - else { - skipAssert(assert); - } - }); - }); - - QUnit.test('should produce methods that work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - _.mixin({ 'a': _.countBy, 'b': _.filter }); - - var array = lodashStable.range(LARGE_ARRAY_SIZE), - actual = _(array).a().map(square).b(isEven).take().value(); - - assert.deepEqual(actual, _.take(_.b(_.map(_.a(array), square), isEven))); - - reset(_); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.multiply'); - - (function() { - QUnit.test('should multiply two numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.multiply(6, 4), 24); - assert.strictEqual(_.multiply(-6, 4), -24); - assert.strictEqual(_.multiply(-6, -4), 24); - }); - - QUnit.test('should coerce arguments to numbers', function(assert) { - assert.expect(2); - - assert.strictEqual(_.multiply('6', '4'), 24); - assert.deepEqual(_.multiply('x', 'y'), NaN); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.orderBy'); - - (function() { - var objects = [ - { 'a': 'x', 'b': 3 }, - { 'a': 'y', 'b': 4 }, - { 'a': 'x', 'b': 1 }, - { 'a': 'y', 'b': 2 } - ]; - - QUnit.test('should sort by a single property by a specified order', function(assert) { - assert.expect(1); - - var actual = _.orderBy(objects, 'a', 'desc'); - assert.deepEqual(actual, [objects[1], objects[3], objects[0], objects[2]]); - }); - - QUnit.test('should sort by multiple properties by specified orders', function(assert) { - assert.expect(1); - - var actual = _.orderBy(objects, ['a', 'b'], ['desc', 'asc']); - assert.deepEqual(actual, [objects[3], objects[1], objects[2], objects[0]]); - }); - - QUnit.test('should sort by a property in ascending order when its order is not specified', function(assert) { - assert.expect(2); - - var expected = [objects[2], objects[0], objects[3], objects[1]], - actual = _.orderBy(objects, ['a', 'b']); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(falsey, lodashStable.constant([objects[3], objects[1], objects[2], objects[0]])); - - actual = lodashStable.map(falsey, function(order, index) { - return _.orderBy(objects, ['a', 'b'], index ? ['desc', order] : ['desc']); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `orders` specified as string objects', function(assert) { - assert.expect(1); - - var actual = _.orderBy(objects, ['a'], [Object('desc')]); - assert.deepEqual(actual, [objects[1], objects[3], objects[0], objects[2]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.overArgs'); - - (function() { - function fn() { - return slice.call(arguments); - } - - QUnit.test('should transform each argument', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, doubled, square); - assert.deepEqual(over(5, 10), [10, 100]); - }); - - QUnit.test('should use `_.identity` when a predicate is nullish', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, undefined, null); - assert.deepEqual(over('a', 'b'), ['a', 'b']); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, 'b', 'a'); - assert.deepEqual(over({ 'b': 2 }, { 'a': 1 }), [2, 1]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, { 'b': 1 }, { 'a': 1 }); - assert.deepEqual(over({ 'b': 2 }, { 'a': 1 }), [false, true]); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, ['b', 1], [['a', 1]]); - assert.deepEqual(over({ 'b': 2 }, { 'a': 1 }), [false, true]); - }); - - QUnit.test('should differentiate between `_.property` and `_.matchesProperty` shorthands', function(assert) { - assert.expect(2); - - var over = _.overArgs(fn, ['a', 1]); - assert.deepEqual(over({ 'a': 1 }, { '1': 2 }), [1, 2]); - - over = _.overArgs(fn, [['a', 1]]); - assert.deepEqual(over({ 'a': 1 }), [true]); - }); - - QUnit.test('should flatten `transforms`', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, [doubled, square], String); - assert.deepEqual(over(5, 10, 15), [10, 100, '15']); - }); - - QUnit.test('should not transform any argument greater than the number of transforms', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, doubled, square); - assert.deepEqual(over(5, 10, 18), [10, 100, 18]); - }); - - QUnit.test('should not transform any arguments if no transforms are given', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn); - assert.deepEqual(over(5, 10, 18), [5, 10, 18]); - }); - - QUnit.test('should not pass `undefined` if there are more transforms than arguments', function(assert) { - assert.expect(1); - - var over = _.overArgs(fn, doubled, identity); - assert.deepEqual(over(5), [10]); - }); - - QUnit.test('should provide the correct argument to each transform', function(assert) { - assert.expect(1); - - var argsList = [], - transform = function() { argsList.push(slice.call(arguments)); }, - over = _.overArgs(noop, transform, transform, transform); - - over('a', 'b'); - assert.deepEqual(argsList, [['a'], ['b']]); - }); - - QUnit.test('should use `this` binding of function for `transforms`', function(assert) { - assert.expect(1); - - var over = _.overArgs(function(x) { - return this[x]; - }, function(x) { - return this === x; - }); - - var object = { 'over': over, 'true': 1 }; - assert.strictEqual(object.over(object), 1); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.negate'); - - (function() { - QUnit.test('should create a function that negates the result of `func`', function(assert) { - assert.expect(2); - - var negate = _.negate(isEven); - - assert.strictEqual(negate(1), true); - assert.strictEqual(negate(2), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.noConflict'); - - (function() { - QUnit.test('should return the `lodash` function', function(assert) { - assert.expect(2); - - if (!isModularize) { - assert.strictEqual(_.noConflict(), oldDash); - assert.notStrictEqual(root._, oldDash); - root._ = oldDash; - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should restore `_` only if `lodash` is the current `_` value', function(assert) { - assert.expect(2); - - if (!isModularize) { - var object = root._ = {}; - assert.strictEqual(_.noConflict(), oldDash); - assert.strictEqual(root._, object); - root._ = oldDash; - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should work with a `root` of `this`', function(assert) { - assert.expect(2); - - if (!coverage && !document && !isModularize && realm.object) { - var fs = require('fs'), - vm = require('vm'), - expected = {}, - context = vm.createContext({ '_': expected, 'console': console }), - source = fs.readFileSync(filePath, 'utf8'); - - vm.runInContext(source + '\nthis.lodash = this._.noConflict()', context); - - assert.strictEqual(context._, expected); - assert.ok(context.lodash); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.now'); - - (function() { - QUnit.test('should return the number of milliseconds that have elapsed since the Unix epoch', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var stamp = +new Date, - actual = _.now(); - - assert.ok(actual >= stamp); - - setTimeout(function() { - assert.ok(_.now() > actual); - done(); - }, 32); - }); - - QUnit.test('should work with mocked `Date.now`', function(assert) { - assert.expect(1); - - var now = Date.now; - Date.now = stubA; - - var actual = _.now(); - Date.now = now; - - assert.strictEqual(actual, 'a'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.nth'); - - (function() { - var array = ['a', 'b', 'c', 'd']; - - QUnit.test('should get the nth element of `array`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(array, function(value, index) { - return _.nth(array, index); - }); - - assert.deepEqual(actual, array); - }); - - QUnit.test('should work with a negative `n`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(lodashStable.range(1, array.length + 1), function(n) { - return _.nth(array, -n); - }); - - assert.deepEqual(actual, ['d', 'c', 'b', 'a']); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(2); - - var values = falsey, - expected = lodashStable.map(values, stubA); - - var actual = lodashStable.map(values, function(n) { - return n ? _.nth(array, n) : _.nth(array); - }); - - assert.deepEqual(actual, expected); - - values = ['1', 1.6]; - expected = lodashStable.map(values, stubB); - - actual = lodashStable.map(values, function(n) { - return _.nth(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `undefined` for empty arrays', function(assert) { - assert.expect(1); - - var values = [null, undefined, []], - expected = lodashStable.map(values, noop); - - var actual = lodashStable.map(values, function(array) { - return _.nth(array, 1); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `undefined` for non-indexes', function(assert) { - assert.expect(1); - - var array = [1, 2], - values = [Infinity, array.length], - expected = lodashStable.map(values, noop); - - array[-1] = 3; - - var actual = lodashStable.map(values, function(n) { - return _.nth(array, n); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.nthArg'); - - (function() { - var args = ['a', 'b', 'c', 'd']; - - QUnit.test('should create a function that returns its nth argument', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(args, function(value, index) { - var func = _.nthArg(index); - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, args); - }); - - QUnit.test('should work with a negative `n`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(lodashStable.range(1, args.length + 1), function(n) { - var func = _.nthArg(-n); - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, ['d', 'c', 'b', 'a']); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(2); - - var values = falsey, - expected = lodashStable.map(values, stubA); - - var actual = lodashStable.map(values, function(n) { - var func = n ? _.nthArg(n) : _.nthArg(); - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - - values = ['1', 1.6]; - expected = lodashStable.map(values, stubB); - - actual = lodashStable.map(values, function(n) { - var func = _.nthArg(n); - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `undefined` for empty arrays', function(assert) { - assert.expect(1); - - var func = _.nthArg(1); - assert.strictEqual(func(), undefined); - }); - - QUnit.test('should return `undefined` for non-indexes', function(assert) { - assert.expect(1); - - var values = [Infinity, args.length], - expected = lodashStable.map(values, noop); - - var actual = lodashStable.map(values, function(n) { - var func = _.nthArg(n); - return func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.omit'); - - (function() { - var args = arguments, - object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }; - - QUnit.test('should flatten `props`', function(assert) { - assert.expect(2); - - assert.deepEqual(_.omit(object, 'a', 'c'), { 'b': 2, 'd': 4 }); - assert.deepEqual(_.omit(object, ['a', 'd'], 'c'), { 'b': 2 }); - }); - - QUnit.test('should work with a primitive `object` argument', function(assert) { - assert.expect(1); - - stringProto.a = 1; - stringProto.b = 2; - - assert.deepEqual(_.omit('', 'b'), { 'a': 1 }); - - delete stringProto.a; - delete stringProto.b; - }); - - QUnit.test('should return an empty object when `object` is nullish', function(assert) { - assert.expect(2); - - objectProto.a = 1; - lodashStable.each([null, undefined], function(value) { - assert.deepEqual(_.omit(value, 'valueOf'), {}); - }); - delete objectProto.a; - }); - - QUnit.test('should work with `arguments` objects as secondary arguments', function(assert) { - assert.expect(1); - - assert.deepEqual(_.omit(object, args), { 'b': 2, 'd': 4 }); - }); - - QUnit.test('should coerce property names to strings', function(assert) { - assert.expect(1); - - assert.deepEqual(_.omit({ '0': 'a' }, 0), {}); - }); - }('a', 'c')); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.omitBy'); - - (function() { - QUnit.test('should work with a predicate argument', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }; - - var actual = _.omitBy(object, function(n) { - return n != 2 && n != 4; - }); - - assert.deepEqual(actual, { 'b': 2, 'd': 4 }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('omit methods'); - - lodashStable.each(['omit', 'omitBy'], function(methodName) { - var expected = { 'b': 2, 'd': 4 }, - func = _[methodName], - object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }, - resolve = lodashStable.nthArg(1); - - if (methodName == 'omitBy') { - resolve = function(object, props) { - props = lodashStable.castArray(props); - return function(value) { - return lodashStable.some(props, function(key) { - key = lodashStable.isSymbol(key) ? key : lodashStable.toString(key); - return object[key] === value; - }); - }; - }; - } - QUnit.test('`_.' + methodName + '` should create an object with omitted string keyed properties', function(assert) { - assert.expect(2); - - assert.deepEqual(func(object, resolve(object, 'a')), { 'b': 2, 'c': 3, 'd': 4 }); - assert.deepEqual(func(object, resolve(object, ['a', 'c'])), expected); - }); - - QUnit.test('`_.' + methodName + '` should include inherited string keyed properties', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype = object; - - assert.deepEqual(func(new Foo, resolve(object, ['a', 'c'])), expected); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)], - expected = [{ '0': 'b' }, { '0': 'b' }, { '-0': 'a' }, { '-0': 'a' }]; - - var actual = lodashStable.map(props, function(key) { - return func(object, resolve(object, key)); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should include symbol properties', function(assert) { - assert.expect(2); - - function Foo() { - this.a = 0; - this[symbol] = 1; - } - - if (Symbol) { - var symbol2 = Symbol('b'); - Foo.prototype[symbol2] = 2; - - var foo = new Foo, - actual = func(foo, resolve(foo, 'a')); - - assert.strictEqual(actual[symbol], 1); - assert.strictEqual(actual[symbol2], 2); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should create an object with omitted symbol properties', function(assert) { - assert.expect(6); - - function Foo() { - this.a = 0; - this[symbol] = 1; - } - - if (Symbol) { - var symbol2 = Symbol('b'); - Foo.prototype[symbol2] = 2; - - var foo = new Foo, - actual = func(foo, resolve(foo, symbol)); - - assert.strictEqual(actual.a, 0); - assert.strictEqual(actual[symbol], undefined); - assert.strictEqual(actual[symbol2], 2); - - actual = func(foo, resolve(foo, symbol2)); - - assert.strictEqual(actual.a, 0); - assert.strictEqual(actual[symbol], 1); - assert.strictEqual(actual[symbol2], undefined); - } - else { - skipAssert(assert, 6); - } - }); - - QUnit.test('`_.' + methodName + '` should work with an array `object` argument', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(func(array, resolve(array, ['0', '2'])), { '1': 2 }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.once'); - - (function() { - QUnit.test('should invoke `func` once', function(assert) { - assert.expect(2); - - var count = 0, - once = _.once(function() { return ++count; }); - - once(); - assert.strictEqual(once(), 1); - assert.strictEqual(count, 1); - }); - - QUnit.test('should ignore recursive calls', function(assert) { - assert.expect(2); - - var count = 0; - - var once = _.once(function() { - once(); - return ++count; - }); - - assert.strictEqual(once(), 1); - assert.strictEqual(count, 1); - }); - - QUnit.test('should not throw more than once', function(assert) { - assert.expect(2); - - var pass = true; - - var once = _.once(function() { - throw new Error; - }); - - assert.raises(once); - - try { - once(); - } catch (e) { - pass = false; - } - assert.ok(pass); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.over'); - - (function() { - QUnit.test('should create a function that invokes `iteratees`', function(assert) { - assert.expect(1); - - var over = _.over(Math.max, Math.min); - assert.deepEqual(over(1, 2, 3, 4), [4, 1]); - }); - - QUnit.test('should use `_.identity` when a predicate is nullish', function(assert) { - assert.expect(1); - - var over = _.over(undefined, null); - assert.deepEqual(over('a', 'b', 'c'), ['a', 'a']); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var over = _.over('b', 'a'); - assert.deepEqual(over({ 'a': 1, 'b': 2 }), [2, 1]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - var over = _.over({ 'b': 1 }, { 'a': 1 }); - assert.deepEqual(over({ 'a': 1, 'b': 2 }), [false, true]); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(2); - - var over = _.over(['b', 2], [['a', 2]]); - - assert.deepEqual(over({ 'a': 1, 'b': 2 }), [true, false]); - assert.deepEqual(over({ 'a': 2, 'b': 1 }), [false, true]); - }); - - QUnit.test('should differentiate between `_.property` and `_.matchesProperty` shorthands', function(assert) { - assert.expect(4); - - var over = _.over(['a', 1]); - - assert.deepEqual(over({ 'a': 1, '1': 2 }), [1, 2]); - assert.deepEqual(over({ 'a': 2, '1': 1 }), [2, 1]); - - over = _.over([['a', 1]]); - - assert.deepEqual(over({ 'a': 1 }), [true]); - assert.deepEqual(over({ 'a': 2 }), [false]); - }); - - QUnit.test('should provide arguments to predicates', function(assert) { - assert.expect(1); - - var over = _.over(function() { - return slice.call(arguments); - }); - - assert.deepEqual(over('a', 'b', 'c'), [['a', 'b', 'c']]); - }); - - QUnit.test('should use `this` binding of function for `iteratees`', function(assert) { - assert.expect(1); - - var over = _.over(function() { return this.b; }, function() { return this.a; }), - object = { 'over': over, 'a': 1, 'b': 2 }; - - assert.deepEqual(object.over(), [2, 1]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.overEvery'); - - (function() { - QUnit.test('should create a function that returns `true` if all predicates return truthy', function(assert) { - assert.expect(1); - - var over = _.overEvery(stubTrue, stubOne, stubA); - assert.strictEqual(over(), true); - }); - - QUnit.test('should return `false` as soon as a predicate returns falsey', function(assert) { - assert.expect(2); - - var count = 0, - countFalse = function() { count++; return false; }, - countTrue = function() { count++; return true; }, - over = _.overEvery(countTrue, countFalse, countTrue); - - assert.strictEqual(over(), false); - assert.strictEqual(count, 2); - }); - - QUnit.test('should use `_.identity` when a predicate is nullish', function(assert) { - assert.expect(2); - - var over = _.overEvery(undefined, null); - - assert.strictEqual(over(true), true); - assert.strictEqual(over(false), false); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var over = _.overEvery('b', 'a'); - - assert.strictEqual(over({ 'a': 1, 'b': 1 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 1 }), false); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(2); - - var over = _.overEvery({ 'b': 2 }, { 'a': 1 }); - - assert.strictEqual(over({ 'a': 1, 'b': 2 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 2 }), false); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(2); - - var over = _.overEvery(['b', 2], [['a', 1]]); - - assert.strictEqual(over({ 'a': 1, 'b': 2 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 2 }), false); - }); - - QUnit.test('should differentiate between `_.property` and `_.matchesProperty` shorthands', function(assert) { - assert.expect(5); - - var over = _.overEvery(['a', 1]); - - assert.strictEqual(over({ 'a': 1, '1': 1 }), true); - assert.strictEqual(over({ 'a': 1, '1': 0 }), false); - assert.strictEqual(over({ 'a': 0, '1': 1 }), false); - - over = _.overEvery([['a', 1]]); - - assert.strictEqual(over({ 'a': 1 }), true); - assert.strictEqual(over({ 'a': 2 }), false); - }); - - QUnit.test('should flatten `predicates`', function(assert) { - assert.expect(1); - - var over = _.overEvery(stubTrue, [stubFalse]); - assert.strictEqual(over(), false); - }); - - QUnit.test('should provide arguments to predicates', function(assert) { - assert.expect(1); - - var args; - - var over = _.overEvery(function() { - args = slice.call(arguments); - }); - - over('a', 'b', 'c'); - assert.deepEqual(args, ['a', 'b', 'c']); - }); - - QUnit.test('should use `this` binding of function for `predicates`', function(assert) { - assert.expect(2); - - var over = _.overEvery(function() { return this.b; }, function() { return this.a; }), - object = { 'over': over, 'a': 1, 'b': 2 }; - - assert.strictEqual(object.over(), true); - - object.a = 0; - assert.strictEqual(object.over(), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.overSome'); - - (function() { - QUnit.test('should create a function that returns `true` if any predicates return truthy', function(assert) { - assert.expect(2); - - var over = _.overSome(stubFalse, stubOne, stubString); - assert.strictEqual(over(), true); - - over = _.overSome(stubNull, stubA, stubZero); - assert.strictEqual(over(), true); - }); - - QUnit.test('should return `true` as soon as `predicate` returns truthy', function(assert) { - assert.expect(2); - - var count = 0, - countFalse = function() { count++; return false; }, - countTrue = function() { count++; return true; }, - over = _.overSome(countFalse, countTrue, countFalse); - - assert.strictEqual(over(), true); - assert.strictEqual(count, 2); - }); - - QUnit.test('should return `false` if all predicates return falsey', function(assert) { - assert.expect(2); - - var over = _.overSome(stubFalse, stubFalse, stubFalse); - assert.strictEqual(over(), false); - - over = _.overSome(stubNull, stubZero, stubString); - assert.strictEqual(over(), false); - }); - - QUnit.test('should use `_.identity` when a predicate is nullish', function(assert) { - assert.expect(2); - - var over = _.overSome(undefined, null); - - assert.strictEqual(over(true), true); - assert.strictEqual(over(false), false); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var over = _.overSome('b', 'a'); - - assert.strictEqual(over({ 'a': 1, 'b': 0 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 0 }), false); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(2); - - var over = _.overSome({ 'b': 2 }, { 'a': 1 }); - - assert.strictEqual(over({ 'a': 0, 'b': 2 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 0 }), false); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(2); - - var over = _.overSome(['a', 1], [['b', 2]]); - - assert.strictEqual(over({ 'a': 0, 'b': 2 }), true); - assert.strictEqual(over({ 'a': 0, 'b': 0 }), false); - }); - - QUnit.test('should differentiate between `_.property` and `_.matchesProperty` shorthands', function(assert) { - assert.expect(5); - - var over = _.overSome(['a', 1]); - - assert.strictEqual(over({ 'a': 0, '1': 0 }), false); - assert.strictEqual(over({ 'a': 1, '1': 0 }), true); - assert.strictEqual(over({ 'a': 0, '1': 1 }), true); - - over = _.overSome([['a', 1]]); - - assert.strictEqual(over({ 'a': 1 }), true); - assert.strictEqual(over({ 'a': 2 }), false); - }); - - QUnit.test('should flatten `predicates`', function(assert) { - assert.expect(1); - - var over = _.overSome(stubFalse, [stubTrue]); - assert.strictEqual(over(), true); - }); - - QUnit.test('should provide arguments to predicates', function(assert) { - assert.expect(1); - - var args; - - var over = _.overSome(function() { - args = slice.call(arguments); - }); - - over('a', 'b', 'c'); - assert.deepEqual(args, ['a', 'b', 'c']); - }); - - QUnit.test('should use `this` binding of function for `predicates`', function(assert) { - assert.expect(2); - - var over = _.overSome(function() { return this.b; }, function() { return this.a; }), - object = { 'over': over, 'a': 1, 'b': 2 }; - - assert.strictEqual(object.over(), true); - - object.a = object.b = 0; - assert.strictEqual(object.over(), false); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pad'); - - (function() { - var string = 'abc'; - - QUnit.test('should pad a string to a given length', function(assert) { - assert.expect(1); - - var values = [, undefined], - expected = lodashStable.map(values, lodashStable.constant(' abc ')); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.pad(string, 6, value) : _.pad(string, 6); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should truncate pad characters to fit the pad length', function(assert) { - assert.expect(2); - - assert.strictEqual(_.pad(string, 8), ' abc '); - assert.strictEqual(_.pad(string, 8, '_-'), '_-abc_-_'); - }); - - QUnit.test('should coerce `string` to a string', function(assert) { - assert.expect(1); - - var values = [Object(string), { 'toString': lodashStable.constant(string) }], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return _.pad(value, 6) === ' abc '; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.padEnd'); - - (function() { - var string = 'abc'; - - QUnit.test('should pad a string to a given length', function(assert) { - assert.expect(1); - - var values = [, undefined], - expected = lodashStable.map(values, lodashStable.constant('abc ')); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.padEnd(string, 6, value) : _.padEnd(string, 6); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should truncate pad characters to fit the pad length', function(assert) { - assert.expect(1); - - assert.strictEqual(_.padEnd(string, 6, '_-'), 'abc_-_'); - }); - - QUnit.test('should coerce `string` to a string', function(assert) { - assert.expect(1); - - var values = [Object(string), { 'toString': lodashStable.constant(string) }], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return _.padEnd(value, 6) === 'abc '; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.padStart'); - - (function() { - var string = 'abc'; - - QUnit.test('should pad a string to a given length', function(assert) { - assert.expect(1); - - var values = [, undefined], - expected = lodashStable.map(values, lodashStable.constant(' abc')); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.padStart(string, 6, value) : _.padStart(string, 6); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should truncate pad characters to fit the pad length', function(assert) { - assert.expect(1); - - assert.strictEqual(_.padStart(string, 6, '_-'), '_-_abc'); - }); - - QUnit.test('should coerce `string` to a string', function(assert) { - assert.expect(1); - - var values = [Object(string), { 'toString': lodashStable.constant(string) }], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return _.padStart(value, 6) === ' abc'; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('pad methods'); - - lodashStable.each(['pad', 'padStart', 'padEnd'], function(methodName) { - var func = _[methodName], - isPad = methodName == 'pad', - isStart = methodName == 'padStart', - string = 'abc'; - - QUnit.test('`_.' + methodName + '` should not pad if string is >= `length`', function(assert) { - assert.expect(2); - - assert.strictEqual(func(string, 2), string); - assert.strictEqual(func(string, 3), string); - }); - - QUnit.test('`_.' + methodName + '` should treat negative `length` as `0`', function(assert) { - assert.expect(2); - - lodashStable.each([0, -2], function(length) { - assert.strictEqual(func(string, length), string); - }); - }); - - QUnit.test('`_.' + methodName + '` should coerce `length` to a number', function(assert) { - assert.expect(2); - - lodashStable.each(['', '4'], function(length) { - var actual = length ? (isStart ? ' abc' : 'abc ') : string; - assert.strictEqual(func(string, length), actual); - }); - }); - - QUnit.test('`_.' + methodName + '` should treat nullish values as empty strings', function(assert) { - assert.expect(6); - - lodashStable.each([undefined, '_-'], function(chars) { - var expected = chars ? (isPad ? '__' : chars) : ' '; - assert.strictEqual(func(null, 2, chars), expected); - assert.strictEqual(func(undefined, 2, chars), expected); - assert.strictEqual(func('', 2, chars), expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `string` when `chars` coerces to an empty string', function(assert) { - assert.expect(1); - - var values = ['', Object('')], - expected = lodashStable.map(values, lodashStable.constant(string)); - - var actual = lodashStable.map(values, function(value) { - return _.pad(string, 6, value); - }); - - assert.deepEqual(actual, expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.parseInt'); - - (function() { - QUnit.test('should accept a `radix` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.range(2, 37); - - var actual = lodashStable.map(expected, function(radix) { - return _.parseInt('10', radix); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should use a radix of `10`, for non-hexadecimals, if `radix` is `undefined` or `0`', function(assert) { - assert.expect(4); - - assert.strictEqual(_.parseInt('10'), 10); - assert.strictEqual(_.parseInt('10', 0), 10); - assert.strictEqual(_.parseInt('10', 10), 10); - assert.strictEqual(_.parseInt('10', undefined), 10); - }); - - QUnit.test('should use a radix of `16`, for hexadecimals, if `radix` is `undefined` or `0`', function(assert) { - assert.expect(8); - - lodashStable.each(['0x20', '0X20'], function(string) { - assert.strictEqual(_.parseInt(string), 32); - assert.strictEqual(_.parseInt(string, 0), 32); - assert.strictEqual(_.parseInt(string, 16), 32); - assert.strictEqual(_.parseInt(string, undefined), 32); - }); - }); - - QUnit.test('should use a radix of `10` for string with leading zeros', function(assert) { - assert.expect(2); - - assert.strictEqual(_.parseInt('08'), 8); - assert.strictEqual(_.parseInt('08', 10), 8); - }); - - QUnit.test('should parse strings with leading whitespace (test in Chrome and Firefox)', function(assert) { - assert.expect(2); - - var expected = [8, 8, 10, 10, 32, 32, 32, 32]; - - lodashStable.times(2, function(index) { - var actual = [], - func = (index ? (lodashBizarro || {}) : _).parseInt; - - if (func) { - lodashStable.times(2, function(otherIndex) { - var string = otherIndex ? '10' : '08'; - actual.push( - func(whitespace + string, 10), - func(whitespace + string) - ); - }); - - lodashStable.each(['0x20', '0X20'], function(string) { - actual.push( - func(whitespace + string), - func(whitespace + string, 16) - ); - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }); - - QUnit.test('should coerce `radix` to a number', function(assert) { - assert.expect(2); - - var object = { 'valueOf': stubZero }; - assert.strictEqual(_.parseInt('08', object), 8); - assert.strictEqual(_.parseInt('0x20', object), 32); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(2); - - var strings = lodashStable.map(['6', '08', '10'], Object), - actual = lodashStable.map(strings, _.parseInt); - - assert.deepEqual(actual, [6, 8, 10]); - - actual = lodashStable.map('123', _.parseInt); - assert.deepEqual(actual, [1, 2, 3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('partial methods'); - - lodashStable.each(['partial', 'partialRight'], function(methodName) { - var func = _[methodName], - isPartial = methodName == 'partial', - ph = func.placeholder; - - QUnit.test('`_.' + methodName + '` partially applies arguments', function(assert) { - assert.expect(1); - - var par = func(identity, 'a'); - assert.strictEqual(par(), 'a'); - }); - - QUnit.test('`_.' + methodName + '` creates a function that can be invoked with additional arguments', function(assert) { - assert.expect(1); - - var fn = function(a, b) { return [a, b]; }, - par = func(fn, 'a'), - expected = isPartial ? ['a', 'b'] : ['b', 'a']; - - assert.deepEqual(par('b'), expected); - }); - - QUnit.test('`_.' + methodName + '` works when there are no partially applied arguments and the created function is invoked without additional arguments', function(assert) { - assert.expect(1); - - var fn = function() { return arguments.length; }, - par = func(fn); - - assert.strictEqual(par(), 0); - }); - - QUnit.test('`_.' + methodName + '` works when there are no partially applied arguments and the created function is invoked with additional arguments', function(assert) { - assert.expect(1); - - var par = func(identity); - assert.strictEqual(par('a'), 'a'); - }); - - QUnit.test('`_.' + methodName + '` should support placeholders', function(assert) { - assert.expect(4); - - var fn = function() { return slice.call(arguments); }, - par = func(fn, ph, 'b', ph); - - assert.deepEqual(par('a', 'c'), ['a', 'b', 'c']); - assert.deepEqual(par('a'), ['a', 'b', undefined]); - assert.deepEqual(par(), [undefined, 'b', undefined]); - - if (isPartial) { - assert.deepEqual(par('a', 'c', 'd'), ['a', 'b', 'c', 'd']); - } else { - par = func(fn, ph, 'c', ph); - assert.deepEqual(par('a', 'b', 'd'), ['a', 'b', 'c', 'd']); - } - }); - - QUnit.test('`_.' + methodName + '` should use `_.placeholder` when set', function(assert) { - assert.expect(1); - - if (!isModularize) { - var _ph = _.placeholder = {}, - fn = function() { return slice.call(arguments); }, - par = func(fn, _ph, 'b', ph), - expected = isPartial ? ['a', 'b', ph, 'c'] : ['a', 'c', 'b', ph]; - - assert.deepEqual(par('a', 'c'), expected); - delete _.placeholder; - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` creates a function with a `length` of `0`', function(assert) { - assert.expect(1); - - var fn = function(a, b, c) {}, - par = func(fn, 'a'); - - assert.strictEqual(par.length, 0); - }); - - QUnit.test('`_.' + methodName + '` should ensure `new par` is an instance of `func`', function(assert) { - assert.expect(2); - - function Foo(value) { - return value && object; - } - - var object = {}, - par = func(Foo); - - assert.ok(new par instanceof Foo); - assert.strictEqual(new par(true), object); - }); - - QUnit.test('`_.' + methodName + '` should clone metadata for created functions', function(assert) { - assert.expect(3); - - function greet(greeting, name) { - return greeting + ' ' + name; - } - - var par1 = func(greet, 'hi'), - par2 = func(par1, 'barney'), - par3 = func(par1, 'pebbles'); - - assert.strictEqual(par1('fred'), isPartial ? 'hi fred' : 'fred hi'); - assert.strictEqual(par2(), isPartial ? 'hi barney' : 'barney hi'); - assert.strictEqual(par3(), isPartial ? 'hi pebbles' : 'pebbles hi'); - }); - - QUnit.test('`_.' + methodName + '` should work with curried functions', function(assert) { - assert.expect(2); - - var fn = function(a, b, c) { return a + b + c; }, - curried = _.curry(func(fn, 1), 2); - - assert.strictEqual(curried(2, 3), 6); - assert.strictEqual(curried(2)(3), 6); - }); - - QUnit.test('should work with placeholders and curried functions', function(assert) { - assert.expect(1); - - var fn = function() { return slice.call(arguments); }, - curried = _.curry(fn), - par = func(curried, ph, 'b', ph, 'd'); - - assert.deepEqual(par('a', 'c'), ['a', 'b', 'c', 'd']); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.partialRight'); - - (function() { - QUnit.test('should work as a deep `_.defaults`', function(assert) { - assert.expect(1); - - var object = { 'a': { 'b': 2 } }, - source = { 'a': { 'b': 3, 'c': 3 } }, - expected = { 'a': { 'b': 2, 'c': 3 } }; - - var defaultsDeep = _.partialRight(_.mergeWith, function deep(value, other) { - return lodashStable.isObject(value) ? _.mergeWith(value, other, deep) : value; - }); - - assert.deepEqual(defaultsDeep(object, source), expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('methods using `createWrapper`'); - - (function() { - function fn() { - return slice.call(arguments); - } - - var ph1 = _.bind.placeholder, - ph2 = _.bindKey.placeholder, - ph3 = _.partial.placeholder, - ph4 = _.partialRight.placeholder; - - QUnit.test('should work with combinations of partial functions', function(assert) { - assert.expect(1); - - var a = _.partial(fn), - b = _.partialRight(a, 3), - c = _.partial(b, 1); - - assert.deepEqual(c(2), [1, 2, 3]); - }); - - QUnit.test('should work with combinations of bound and partial functions', function(assert) { - assert.expect(3); - - var fn = function() { - var result = [this.a]; - push.apply(result, arguments); - return result; - }; - - var expected = [1, 2, 3, 4], - object = { 'a': 1, 'fn': fn }; - - var a = _.bindKey(object, 'fn'), - b = _.partialRight(a, 4), - c = _.partial(b, 2); - - assert.deepEqual(c(3), expected); - - a = _.bind(fn, object); - b = _.partialRight(a, 4); - c = _.partial(b, 2); - - assert.deepEqual(c(3), expected); - - a = _.partial(fn, 2); - b = _.bind(a, object); - c = _.partialRight(b, 4); - - assert.deepEqual(c(3), expected); - }); - - QUnit.test('should ensure `new combo` is an instance of `func`', function(assert) { - assert.expect(2); - - function Foo(a, b, c) { - return b === 0 && object; - } - - var combo = _.partial(_.partialRight(Foo, 3), 1), - object = {}; - - assert.ok(new combo(2) instanceof Foo); - assert.strictEqual(new combo(0), object); - }); - - QUnit.test('should work with combinations of functions with placeholders', function(assert) { - assert.expect(3); - - var expected = [1, 2, 3, 4, 5, 6], - object = { 'fn': fn }; - - var a = _.bindKey(object, 'fn', ph2, 2), - b = _.partialRight(a, ph4, 6), - c = _.partial(b, 1, ph3, 4); - - assert.deepEqual(c(3, 5), expected); - - a = _.bind(fn, object, ph1, 2); - b = _.partialRight(a, ph4, 6); - c = _.partial(b, 1, ph3, 4); - - assert.deepEqual(c(3, 5), expected); - - a = _.partial(fn, ph3, 2); - b = _.bind(a, object, 1, ph1, 4); - c = _.partialRight(b, ph4, 6); - - assert.deepEqual(c(3, 5), expected); - }); - - QUnit.test('should work with combinations of functions with overlapping placeholders', function(assert) { - assert.expect(3); - - var expected = [1, 2, 3, 4], - object = { 'fn': fn }; - - var a = _.bindKey(object, 'fn', ph2, 2), - b = _.partialRight(a, ph4, 4), - c = _.partial(b, ph3, 3); - - assert.deepEqual(c(1), expected); - - a = _.bind(fn, object, ph1, 2); - b = _.partialRight(a, ph4, 4); - c = _.partial(b, ph3, 3); - - assert.deepEqual(c(1), expected); - - a = _.partial(fn, ph3, 2); - b = _.bind(a, object, ph1, 3); - c = _.partialRight(b, ph4, 4); - - assert.deepEqual(c(1), expected); - }); - - QUnit.test('should work with recursively bound functions', function(assert) { - assert.expect(1); - - var fn = function() { - return this.a; - }; - - var a = _.bind(fn, { 'a': 1 }), - b = _.bind(a, { 'a': 2 }), - c = _.bind(b, { 'a': 3 }); - - assert.strictEqual(c(), 1); - }); - - QUnit.test('should work when hot', function(assert) { - assert.expect(12); - - lodashStable.times(2, function(index) { - var fn = function() { - var result = [this]; - push.apply(result, arguments); - return result; - }; - - var object = {}, - bound1 = index ? _.bind(fn, object, 1) : _.bind(fn, object), - expected = [object, 1, 2, 3]; - - var actual = _.last(lodashStable.times(HOT_COUNT, function() { - var bound2 = index ? _.bind(bound1, null, 2) : _.bind(bound1); - return index ? bound2(3) : bound2(1, 2, 3); - })); - - assert.deepEqual(actual, expected); - - actual = _.last(lodashStable.times(HOT_COUNT, function() { - var bound1 = index ? _.bind(fn, object, 1) : _.bind(fn, object), - bound2 = index ? _.bind(bound1, null, 2) : _.bind(bound1); - - return index ? bound2(3) : bound2(1, 2, 3); - })); - - assert.deepEqual(actual, expected); - }); - - lodashStable.each(['curry', 'curryRight'], function(methodName, index) { - var fn = function(a, b, c) { return [a, b, c]; }, - curried = _[methodName](fn), - expected = index ? [3, 2, 1] : [1, 2, 3]; - - var actual = _.last(lodashStable.times(HOT_COUNT, function() { - return curried(1)(2)(3); - })); - - assert.deepEqual(actual, expected); - - actual = _.last(lodashStable.times(HOT_COUNT, function() { - var curried = _[methodName](fn); - return curried(1)(2)(3); - })); - - assert.deepEqual(actual, expected); - }); - - lodashStable.each(['partial', 'partialRight'], function(methodName, index) { - var func = _[methodName], - fn = function() { return slice.call(arguments); }, - par1 = func(fn, 1), - expected = index ? [3, 2, 1] : [1, 2, 3]; - - var actual = _.last(lodashStable.times(HOT_COUNT, function() { - var par2 = func(par1, 2); - return par2(3); - })); - - assert.deepEqual(actual, expected); - - actual = _.last(lodashStable.times(HOT_COUNT, function() { - var par1 = func(fn, 1), - par2 = func(par1, 2); - - return par2(3); - })); - - assert.deepEqual(actual, expected); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.partition'); - - (function() { - var array = [1, 0, 1]; - - QUnit.test('should split elements into two groups by `predicate`', function(assert) { - assert.expect(3); - - assert.deepEqual(_.partition([], identity), [[], []]); - assert.deepEqual(_.partition(array, stubTrue), [array, []]); - assert.deepEqual(_.partition(array, stubFalse), [[], array]); - }); - - QUnit.test('should use `_.identity` when `predicate` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([[1, 1], [0]])); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.partition(array, value) : _.partition(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': 1 }, { 'a': 1 }, { 'b': 2 }], - actual = _.partition(objects, 'a'); - - assert.deepEqual(actual, [objects.slice(0, 2), objects.slice(2)]); - }); - - QUnit.test('should work with a number for `predicate`', function(assert) { - assert.expect(2); - - var array = [ - [1, 0], - [0, 1], - [1, 0] - ]; - - assert.deepEqual(_.partition(array, 0), [[array[0], array[2]], [array[1]]]); - assert.deepEqual(_.partition(array, 1), [[array[1]], [array[0], array[2]]]); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = _.partition({ 'a': 1.1, 'b': 0.2, 'c': 1.3 }, Math.floor); - assert.deepEqual(actual, [[1.1, 1.3], [0.2]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pick'); - - (function() { - var args = arguments, - object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }; - - QUnit.test('should flatten `props`', function(assert) { - assert.expect(2); - - assert.deepEqual(_.pick(object, 'a', 'c'), { 'a': 1, 'c': 3 }); - assert.deepEqual(_.pick(object, ['a', 'd'], 'c'), { 'a': 1, 'c': 3, 'd': 4 }); - }); - - QUnit.test('should work with a primitive `object` argument', function(assert) { - assert.expect(1); - - assert.deepEqual(_.pick('', 'slice'), { 'slice': ''.slice }); - }); - - QUnit.test('should return an empty object when `object` is nullish', function(assert) { - assert.expect(2); - - lodashStable.each([null, undefined], function(value) { - assert.deepEqual(_.pick(value, 'valueOf'), {}); - }); - }); - - QUnit.test('should work with `arguments` objects as secondary arguments', function(assert) { - assert.expect(1); - - assert.deepEqual(_.pick(object, args), { 'a': 1, 'c': 3 }); - }); - - QUnit.test('should coerce property names to strings', function(assert) { - assert.expect(1); - - assert.deepEqual(_.pick({ '0': 'a', '1': 'b' }, 0), { '0': 'a' }); - }); - }('a', 'c')); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pickBy'); - - (function() { - QUnit.test('should work with a predicate argument', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }; - - var actual = _.pickBy(object, function(n) { - return n == 1 || n == 3; - }); - - assert.deepEqual(actual, { 'a': 1, 'c': 3 }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('pick methods'); - - lodashStable.each(['pick', 'pickBy'], function(methodName) { - var expected = { 'a': 1, 'c': 3 }, - func = _[methodName], - object = { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }, - resolve = lodashStable.nthArg(1); - - if (methodName == 'pickBy') { - resolve = function(object, props) { - props = lodashStable.castArray(props); - return function(value) { - return lodashStable.some(props, function(key) { - key = lodashStable.isSymbol(key) ? key : lodashStable.toString(key); - return object[key] === value; - }); - }; - }; - } - QUnit.test('`_.' + methodName + '` should create an object of picked string keyed properties', function(assert) { - assert.expect(2); - - assert.deepEqual(func(object, resolve(object, 'a')), { 'a': 1 }); - assert.deepEqual(func(object, resolve(object, ['a', 'c'])), expected); - }); - - QUnit.test('`_.' + methodName + '` should pick inherited string keyed properties', function(assert) { - assert.expect(1); - - function Foo() {} - Foo.prototype = object; - - var foo = new Foo; - assert.deepEqual(func(foo, resolve(foo, ['a', 'c'])), expected); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)], - expected = [{ '-0': 'a' }, { '-0': 'a' }, { '0': 'b' }, { '0': 'b' }]; - - var actual = lodashStable.map(props, function(key) { - return func(object, resolve(object, key)); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should pick symbol properties', function(assert) { - assert.expect(2); - - function Foo() { - this[symbol] = 1; - } - - if (Symbol) { - var symbol2 = Symbol('b'); - Foo.prototype[symbol2] = 2; - - var foo = new Foo, - actual = func(foo, resolve(foo, [symbol, symbol2])); - - assert.strictEqual(actual[symbol], 1); - assert.strictEqual(actual[symbol2], 2); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should work with an array `object` argument', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - assert.deepEqual(func(array, resolve(array, '1')), { '1': 2 }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.property'); - - (function() { - QUnit.test('should create a function that plucks a property value of a given object', function(assert) { - assert.expect(4); - - var object = { 'a': 1 }; - - lodashStable.each(['a', ['a']], function(path) { - var prop = _.property(path); - assert.strictEqual(prop.length, 1); - assert.strictEqual(prop(object), 1); - }); - }); - - QUnit.test('should pluck deep property values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var prop = _.property(path); - assert.strictEqual(prop(object), 2); - }); - }); - - QUnit.test('should pluck inherited property values', function(assert) { - assert.expect(2); - - function Foo() {} - Foo.prototype.a = 1; - - lodashStable.each(['a', ['a']], function(path) { - var prop = _.property(path); - assert.strictEqual(prop(new Foo), 1); - }); - }); - - QUnit.test('should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3]; - - lodashStable.each([1, [1]], function(path) { - var prop = _.property(path); - assert.strictEqual(prop(array), 2); - }); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - var prop = _.property(key); - return prop(object); - }); - - assert.deepEqual(actual, ['a', 'a', 'b', 'b']); - }); - - QUnit.test('should coerce key to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var objects = [{ 'null': 1 }, { 'undefined': 2 }, { 'fn': 3 }, { '[object Object]': 4 }], - values = [null, undefined, fn, {}]; - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var prop = _.property(key); - result.push(prop(object)); - }); - }); - - assert.deepEqual(actual, [1, 1, 2, 2, 3, 3, 4, 4]); - }); - - QUnit.test('should pluck a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': 1, 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - var prop = _.property(path); - assert.strictEqual(prop(object), 1); - }); - }); - - QUnit.test('should return `undefined` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var prop = _.property(path); - - var actual = lodashStable.map(values, function(value, index) { - return index ? prop(value) : prop(); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` with deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var prop = _.property(path); - - var actual = lodashStable.map(values, function(value, index) { - return index ? prop(value) : prop(); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` if parts of `path` are missing', function(assert) { - assert.expect(4); - - var object = {}; - - lodashStable.each(['a', 'a[1].b.c', ['a'], ['a', '1', 'b', 'c']], function(path) { - var prop = _.property(path); - assert.strictEqual(prop(object), undefined); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.propertyOf'); - - (function() { - QUnit.test('should create a function that plucks a property value of a given key', function(assert) { - assert.expect(3); - - var object = { 'a': 1 }, - propOf = _.propertyOf(object); - - assert.strictEqual(propOf.length, 1); - lodashStable.each(['a', ['a']], function(path) { - assert.strictEqual(propOf(path), 1); - }); - }); - - QUnit.test('should pluck deep property values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': 2 } }, - propOf = _.propertyOf(object); - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(propOf(path), 2); - }); - }); - - QUnit.test('should pluck inherited property values', function(assert) { - assert.expect(2); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var propOf = _.propertyOf(new Foo); - - lodashStable.each(['b', ['b']], function(path) { - assert.strictEqual(propOf(path), 2); - }); - }); - - QUnit.test('should work with a non-string `path`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - propOf = _.propertyOf(array); - - lodashStable.each([1, [1]], function(path) { - assert.strictEqual(propOf(path), 2); - }); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - var propOf = _.propertyOf(object); - return propOf(key); - }); - - assert.deepEqual(actual, ['a', 'a', 'b', 'b']); - }); - - QUnit.test('should coerce key to a string', function(assert) { - assert.expect(1); - - function fn() {} - fn.toString = lodashStable.constant('fn'); - - var objects = [{ 'null': 1 }, { 'undefined': 2 }, { 'fn': 3 }, { '[object Object]': 4 }], - values = [null, undefined, fn, {}]; - - var actual = lodashStable.transform(objects, function(result, object, index) { - var key = values[index]; - lodashStable.each([key, [key]], function(path) { - var propOf = _.propertyOf(object); - result.push(propOf(key)); - }); - }); - - assert.deepEqual(actual, [1, 1, 2, 2, 3, 3, 4, 4]); - }); - - QUnit.test('should pluck a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': 1, 'a': { 'b': 2 } }, - propOf = _.propertyOf(object); - - lodashStable.each(['a.b', ['a.b']], function(path) { - assert.strictEqual(propOf(path), 1); - }); - }); - - QUnit.test('should return `undefined` when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor', ['constructor']], function(path) { - var actual = lodashStable.map(values, function(value, index) { - var propOf = index ? _.propertyOf(value) : _.propertyOf(); - return propOf(path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` with deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, noop); - - lodashStable.each(['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']], function(path) { - var actual = lodashStable.map(values, function(value, index) { - var propOf = index ? _.propertyOf(value) : _.propertyOf(); - return propOf(path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should return `undefined` if parts of `path` are missing', function(assert) { - assert.expect(4); - - var propOf = _.propertyOf({}); - - lodashStable.each(['a', 'a[1].b.c', ['a'], ['a', '1', 'b', 'c']], function(path) { - assert.strictEqual(propOf(path), undefined); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pullAll'); - - (function() { - QUnit.test('should work with the same value for `array` and `values`', function(assert) { - assert.expect(1); - - var array = [{ 'a': 1 }, { 'b': 2 }], - actual = _.pullAll(array, array); - - assert.deepEqual(actual, []); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pullAllBy'); - - (function() { - QUnit.test('should accept an `iteratee` argument', function(assert) { - assert.expect(1); - - var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }]; - - var actual = _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], function(object) { - return object.x; - }); - - assert.deepEqual(actual, [{ 'x': 2 }]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args, - array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }]; - - _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [{ 'x': 1 }]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pullAllWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 1 }, { 'x': 2, 'y': 2 }, { 'x': 3, 'y': 3 }], - expected = [objects[0], objects[2]], - actual = _.pullAllWith(objects, [{ 'x': 2, 'y': 2 }], lodashStable.isEqual); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('pull methods'); - - lodashStable.each(['pull', 'pullAll', 'pullAllWith'], function(methodName) { - var func = _[methodName], - isPull = methodName == 'pull'; - - function pull(array, values) { - return isPull - ? func.apply(undefined, [array].concat(values)) - : func(array, values); - } - - QUnit.test('`_.' + methodName + '` should modify and return the array', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - actual = pull(array, [1, 3]); - - assert.strictEqual(actual, array); - assert.deepEqual(array, [2]); - }); - - QUnit.test('`_.' + methodName + '` should preserve holes in arrays', function(assert) { - assert.expect(2); - - var array = [1, 2, 3, 4]; - delete array[1]; - delete array[3]; - - pull(array, [1]); - assert.notOk('0' in array); - assert.notOk('2' in array); - }); - - QUnit.test('`_.' + methodName + '` should treat holes as `undefined`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - delete array[1]; - - pull(array, [undefined]); - assert.deepEqual(array, [1, 3]); - }); - - QUnit.test('`_.' + methodName + '` should match `NaN`', function(assert) { - assert.expect(1); - - var array = [1, NaN, 3, NaN]; - - pull(array, [NaN]); - assert.deepEqual(array, [1, 3]); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.pullAt'); - - (function() { - QUnit.test('should modify the array and return removed elements', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - actual = _.pullAt(array, [0, 1]); - - assert.deepEqual(array, [3]); - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('should work with unsorted indexes', function(assert) { - assert.expect(2); - - var array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], - actual = _.pullAt(array, [1, 3, 11, 7, 5, 9]); - - assert.deepEqual(array, [1, 3, 5, 7, 9, 11]); - assert.deepEqual(actual, [2, 4, 12, 8, 6, 10]); - }); - - QUnit.test('should work with repeated indexes', function(assert) { - assert.expect(2); - - var array = [1, 2, 3, 4], - actual = _.pullAt(array, [0, 2, 0, 1, 0, 2]); - - assert.deepEqual(array, [4]); - assert.deepEqual(actual, [1, 3, 1, 2, 1, 3]); - }); - - QUnit.test('should use `undefined` for nonexistent indexes', function(assert) { - assert.expect(2); - - var array = ['a', 'b', 'c'], - actual = _.pullAt(array, [2, 4, 0]); - - assert.deepEqual(array, ['b']); - assert.deepEqual(actual, ['c', undefined, 'a']); - }); - - QUnit.test('should flatten `indexes`', function(assert) { - assert.expect(4); - - var array = ['a', 'b', 'c']; - assert.deepEqual(_.pullAt(array, 2, 0), ['c', 'a']); - assert.deepEqual(array, ['b']); - - array = ['a', 'b', 'c', 'd']; - assert.deepEqual(_.pullAt(array, [3, 0], 2), ['d', 'a', 'c']); - assert.deepEqual(array, ['b']); - }); - - QUnit.test('should return an empty array when no indexes are given', function(assert) { - assert.expect(4); - - var array = ['a', 'b', 'c'], - actual = _.pullAt(array); - - assert.deepEqual(array, ['a', 'b', 'c']); - assert.deepEqual(actual, []); - - actual = _.pullAt(array, [], []); - - assert.deepEqual(array, ['a', 'b', 'c']); - assert.deepEqual(actual, []); - }); - - QUnit.test('should work with non-index paths', function(assert) { - assert.expect(2); - - var values = lodashStable.reject(empties, function(value) { - return (value === 0) || lodashStable.isArray(value); - }).concat(-1, 1.1); - - var array = lodashStable.transform(values, function(result, value) { - result[value] = 1; - }, []); - - var expected = lodashStable.map(values, stubOne), - actual = _.pullAt(array, values); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(values, noop), - actual = lodashStable.at(array, values); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - var array = [-1]; - array['-0'] = -2; - return _.pullAt(array, key); - }); - - assert.deepEqual(actual, [[-2], [-2], [-1], [-1]]); - }); - - QUnit.test('should work with deep paths', function(assert) { - assert.expect(3); - - var array = []; - array.a = { 'b': 2 }; - - var actual = _.pullAt(array, 'a.b'); - - assert.deepEqual(actual, [2]); - assert.deepEqual(array.a, {}); - - try { - actual = _.pullAt(array, 'a.b.c'); - } catch (e) {} - - assert.deepEqual(actual, [undefined]); - }); - - QUnit.test('should work with a falsey `array` argument when keys are given', function(assert) { - assert.expect(1); - - var values = falsey.slice(), - expected = lodashStable.map(values, lodashStable.constant(Array(4))); - - var actual = lodashStable.map(values, function(array) { - try { - return _.pullAt(array, 0, 1, 'pop', 'push'); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.random'); - - (function() { - var array = Array(1000); - - QUnit.test('should return `0` or `1` when no arguments are given', function(assert) { - assert.expect(1); - - var actual = lodashStable.uniq(lodashStable.map(array, function() { - return _.random(); - })).sort(); - - assert.deepEqual(actual, [0, 1]); - }); - - QUnit.test('should support a `min` and `max` argument', function(assert) { - assert.expect(1); - - var min = 5, - max = 10; - - assert.ok(lodashStable.some(array, function() { - var result = _.random(min, max); - return result >= min && result <= max; - })); - }); - - QUnit.test('should support not providing a `max` argument', function(assert) { - assert.expect(1); - - var min = 0, - max = 5; - - assert.ok(lodashStable.some(array, function() { - var result = _.random(max); - return result >= min && result <= max; - })); - }); - - QUnit.test('should swap `min` and `max` when `min` > `max`', function(assert) { - assert.expect(1); - - var min = 4, - max = 2, - expected = [2, 3, 4]; - - var actual = lodashStable.uniq(lodashStable.map(array, function() { - return _.random(min, max); - })).sort(); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should support large integer values', function(assert) { - assert.expect(2); - - var min = Math.pow(2, 31), - max = Math.pow(2, 62); - - assert.ok(lodashStable.every(array, function() { - var result = _.random(min, max); - return result >= min && result <= max; - })); - - assert.ok(lodashStable.some(array, function() { - return _.random(MAX_INTEGER); - })); - }); - - QUnit.test('should coerce arguments to finite numbers', function(assert) { - assert.expect(2); - - assert.strictEqual(_.random('1', '1'), 1); - assert.strictEqual(_.random(NaN, NaN), 0); - }); - - QUnit.test('should support floats', function(assert) { - assert.expect(2); - - var min = 1.5, - max = 1.6, - actual = _.random(min, max); - - assert.ok(actual % 1); - assert.ok(actual >= min && actual <= max); - }); - - QUnit.test('should support providing a `floating` argument', function(assert) { - assert.expect(3); - - var actual = _.random(true); - assert.ok(actual % 1 && actual >= 0 && actual <= 1); - - actual = _.random(2, true); - assert.ok(actual % 1 && actual >= 0 && actual <= 2); - - actual = _.random(2, 4, true); - assert.ok(actual % 1 && actual >= 2 && actual <= 4); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3], - expected = lodashStable.map(array, stubTrue), - randoms = lodashStable.map(array, _.random); - - var actual = lodashStable.map(randoms, function(result, index) { - return result >= 0 && result <= array[index] && (result % 1) == 0; - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('range methods'); - - lodashStable.each(['range', 'rangeRight'], function(methodName) { - var func = _[methodName], - isRange = methodName == 'range'; - - function resolve(range) { - return isRange ? range : range.reverse(); - } - - QUnit.test('`_.' + methodName + '` should infer the sign of `step` when only `end` is given', function(assert) { - assert.expect(2); - - assert.deepEqual(func(4), resolve([0, 1, 2, 3])); - assert.deepEqual(func(-4), resolve([0, -1, -2, -3])); - }); - - QUnit.test('`_.' + methodName + '` should infer the sign of `step` when only `start` and `end` are given', function(assert) { - assert.expect(2); - - assert.deepEqual(func(1, 5), resolve([1, 2, 3, 4])); - assert.deepEqual(func(5, 1), resolve([5, 4, 3, 2])); - }); - - QUnit.test('`_.' + methodName + '` should work with `start`, `end`, and `step` arguments', function(assert) { - assert.expect(3); - - assert.deepEqual(func(0, -4, -1), resolve([0, -1, -2, -3])); - assert.deepEqual(func(5, 1, -1), resolve([5, 4, 3, 2])); - assert.deepEqual(func(0, 20, 5), resolve([0, 5, 10, 15])); - }); - - QUnit.test('`_.' + methodName + '` should support a `step` of `0`', function(assert) { - assert.expect(1); - - assert.deepEqual(func(1, 4, 0), [1, 1, 1]); - }); - - QUnit.test('`_.' + methodName + '` should work with a `step` larger than `end`', function(assert) { - assert.expect(1); - - assert.deepEqual(func(1, 5, 20), [1]); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative `step`', function(assert) { - assert.expect(2); - - assert.deepEqual(func(0, -4, -1), resolve([0, -1, -2, -3])); - assert.deepEqual(func(21, 10, -3), resolve([21, 18, 15, 12])); - }); - - QUnit.test('`_.' + methodName + '` should support `start` of `-0`', function(assert) { - assert.expect(1); - - var actual = func(-0, 1); - assert.strictEqual(1 / actual[0], -Infinity); - }); - - QUnit.test('`_.' + methodName + '` should treat falsey `start` arguments as `0`', function(assert) { - assert.expect(13); - - lodashStable.each(falsey, function(value, index) { - if (index) { - assert.deepEqual(func(value), []); - assert.deepEqual(func(value, 1), [0]); - } else { - assert.deepEqual(func(), []); - } - }); - }); - - QUnit.test('`_.' + methodName + '` should coerce arguments to finite numbers', function(assert) { - assert.expect(1); - - var actual = [func('0', 1), func('1'), func(0, 1, '1'), func(NaN), func(NaN, NaN)]; - assert.deepEqual(actual, [[0], [0], [0], [], []]); - }); - - QUnit.test('`_.' + methodName + '` should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - object = { 'a': 1, 'b': 2, 'c': 3 }, - expected = lodashStable.map([[0], [0, 1], [0, 1, 2]], resolve); - - lodashStable.each([array, object], function(collection) { - var actual = lodashStable.map(collection, func); - assert.deepEqual(actual, expected); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.rearg'); - - (function() { - function fn() { - return slice.call(arguments); - } - - QUnit.test('should reorder arguments provided to `func`', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, [2, 0, 1]); - assert.deepEqual(rearged('b', 'c', 'a'), ['a', 'b', 'c']); - }); - - QUnit.test('should work with repeated indexes', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, [1, 1, 1]); - assert.deepEqual(rearged('c', 'a', 'b'), ['a', 'a', 'a']); - }); - - QUnit.test('should use `undefined` for nonexistent indexes', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, [1, 4]); - assert.deepEqual(rearged('b', 'a', 'c'), ['a', undefined, 'c']); - }); - - QUnit.test('should use `undefined` for non-index values', function(assert) { - assert.expect(1); - - var values = lodashStable.reject(empties, function(value) { - return (value === 0) || lodashStable.isArray(value); - }).concat(-1, 1.1); - - var expected = lodashStable.map(values, lodashStable.constant([undefined, 'b', 'c'])); - - var actual = lodashStable.map(values, function(value) { - var rearged = _.rearg(fn, [value]); - return rearged('a', 'b', 'c'); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not rearrange arguments when no indexes are given', function(assert) { - assert.expect(2); - - var rearged = _.rearg(fn); - assert.deepEqual(rearged('a', 'b', 'c'), ['a', 'b', 'c']); - - rearged = _.rearg(fn, [], []); - assert.deepEqual(rearged('a', 'b', 'c'), ['a', 'b', 'c']); - }); - - QUnit.test('should accept multiple index arguments', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, 2, 0, 1); - assert.deepEqual(rearged('b', 'c', 'a'), ['a', 'b', 'c']); - }); - - QUnit.test('should accept multiple arrays of indexes', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, [2], [0, 1]); - assert.deepEqual(rearged('b', 'c', 'a'), ['a', 'b', 'c']); - }); - - QUnit.test('should work with fewer indexes than arguments', function(assert) { - assert.expect(1); - - var rearged = _.rearg(fn, [1, 0]); - assert.deepEqual(rearged('b', 'a', 'c'), ['a', 'b', 'c']); - }); - - QUnit.test('should work on functions that have been rearged', function(assert) { - assert.expect(1); - - var rearged1 = _.rearg(fn, 2, 1, 0), - rearged2 = _.rearg(rearged1, 1, 0, 2); - - assert.deepEqual(rearged2('b', 'c', 'a'), ['a', 'b', 'c']); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.reduce'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should use the first element of a collection as the default `accumulator`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.reduce(array), 1); - }); - - QUnit.test('should provide the correct `iteratee` arguments when iterating an array', function(assert) { - assert.expect(2); - - var args; - - _.reduce(array, function() { - args || (args = slice.call(arguments)); - }, 0); - - assert.deepEqual(args, [0, 1, 0, array]); - - args = undefined; - _.reduce(array, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [1, 2, 1, array]); - }); - - QUnit.test('should provide the correct `iteratee` arguments when iterating an object', function(assert) { - assert.expect(2); - - var args, - object = { 'a': 1, 'b': 2 }, - firstKey = _.head(_.keys(object)); - - var expected = firstKey == 'a' - ? [0, 1, 'a', object] - : [0, 2, 'b', object]; - - _.reduce(object, function() { - args || (args = slice.call(arguments)); - }, 0); - - assert.deepEqual(args, expected); - - args = undefined; - expected = firstKey == 'a' - ? [1, 2, 'b', object] - : [2, 1, 'a', object]; - - _.reduce(object, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.reduceRight'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should use the last element of a collection as the default `accumulator`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.reduceRight(array), 3); - }); - - QUnit.test('should provide the correct `iteratee` arguments when iterating an array', function(assert) { - assert.expect(2); - - var args; - - _.reduceRight(array, function() { - args || (args = slice.call(arguments)); - }, 0); - - assert.deepEqual(args, [0, 3, 2, array]); - - args = undefined; - _.reduceRight(array, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [3, 2, 1, array]); - }); - - QUnit.test('should provide the correct `iteratee` arguments when iterating an object', function(assert) { - assert.expect(2); - - var args, - object = { 'a': 1, 'b': 2 }, - isFIFO = lodashStable.keys(object)[0] == 'a'; - - var expected = isFIFO - ? [0, 2, 'b', object] - : [0, 1, 'a', object]; - - _.reduceRight(object, function() { - args || (args = slice.call(arguments)); - }, 0); - - assert.deepEqual(args, expected); - - args = undefined; - expected = isFIFO - ? [2, 1, 'a', object] - : [1, 2, 'b', object]; - - _.reduceRight(object, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('reduce methods'); - - lodashStable.each(['reduce', 'reduceRight'], function(methodName) { - var func = _[methodName], - array = [1, 2, 3], - isReduce = methodName == 'reduce'; - - QUnit.test('`_.' + methodName + '` should reduce a collection to a single value', function(assert) { - assert.expect(1); - - var actual = func(['a', 'b', 'c'], function(accumulator, value) { - return accumulator + value; - }, ''); - - assert.strictEqual(actual, isReduce ? 'abc' : 'cba'); - }); - - QUnit.test('`_.' + methodName + '` should support empty collections without an initial `accumulator` value', function(assert) { - assert.expect(1); - - var actual = [], - expected = lodashStable.map(empties, noop); - - lodashStable.each(empties, function(value) { - try { - actual.push(func(value, noop)); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should support empty collections with an initial `accumulator` value', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, lodashStable.constant('x')); - - var actual = lodashStable.map(empties, function(value) { - try { - return func(value, noop, 'x'); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should handle an initial `accumulator` value of `undefined`', function(assert) { - assert.expect(1); - - var actual = func([], noop, undefined); - assert.strictEqual(actual, undefined); - }); - - QUnit.test('`_.' + methodName + '` should return `undefined` for empty collections when no `accumulator` is given (test in IE > 9 and modern browsers)', function(assert) { - assert.expect(2); - - var array = [], - object = { '0': 1, 'length': 0 }; - - if ('__proto__' in array) { - array.__proto__ = object; - assert.strictEqual(func(array, noop), undefined); - } - else { - skipAssert(assert); - } - assert.strictEqual(func(object, noop), undefined); - }); - - QUnit.test('`_.' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.strictEqual(_(array)[methodName](add), 6); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(array).chain()[methodName](add) instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.reject'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should return elements the `predicate` returns falsey for', function(assert) { - assert.expect(1); - - assert.deepEqual(_.reject(array, isEven), [1, 3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('filter methods'); - - lodashStable.each(['filter', 'reject'], function(methodName) { - var array = [1, 2, 3, 4], - func = _[methodName], - isFilter = methodName == 'filter', - objects = [{ 'a': 0 }, { 'a': 1 }]; - - QUnit.test('`_.' + methodName + '` should not modify the resulting value from within `predicate`', function(assert) { - assert.expect(1); - - var actual = func([0], function(value, index, array) { - array[index] = 1; - return isFilter; - }); - - assert.deepEqual(actual, [0]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(func(objects, 'a'), [objects[isFilter ? 1 : 0]]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(func(objects, objects[1]), [objects[isFilter ? 1 : 0]]); - }); - - QUnit.test('`_.' + methodName + '` should not modify wrapped values', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _(array); - - var actual = wrapped[methodName](function(n) { - return n < 3; - }); - - assert.deepEqual(actual.value(), isFilter ? [1, 2] : [3, 4]); - - actual = wrapped[methodName](function(n) { - return n > 2; - }); - - assert.deepEqual(actual.value(), isFilter ? [3, 4] : [1, 2]); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should work in a lazy sequence', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - predicate = function(value) { return isFilter ? isEven(value) : !isEven(value); }, - actual = _(array).slice(1).map(square)[methodName](predicate).value(); - - assert.deepEqual(actual, _[methodName](lodashStable.map(array.slice(1), square), predicate)); - - var object = lodashStable.zipObject(lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return ['key' + index, index]; - })); - - actual = _(object).mapValues(square)[methodName](predicate).value(); - assert.deepEqual(actual, _[methodName](lodashStable.mapValues(object, square), predicate)); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should provide the correct `predicate` arguments in a lazy sequence', function(assert) { - assert.expect(5); - - if (!isNpm) { - var args, - array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - expected = [1, 0, lodashStable.map(array.slice(1), square)]; - - _(array).slice(1)[methodName](function(value, index, array) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, [1, 0, array.slice(1)]); - - args = undefined; - _(array).slice(1).map(square)[methodName](function(value, index, array) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - - args = undefined; - _(array).slice(1).map(square)[methodName](function(value, index) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - - args = undefined; - _(array).slice(1).map(square)[methodName](function(value) { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, [1]); - - args = undefined; - _(array).slice(1).map(square)[methodName](function() { - args || (args = slice.call(arguments)); - }).value(); - - assert.deepEqual(args, expected); - } - else { - skipAssert(assert, 5); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.remove'); - - (function() { - QUnit.test('should modify the array and return removed elements', function(assert) { - assert.expect(2); - - var array = [1, 2, 3, 4], - actual = _.remove(array, isEven); - - assert.deepEqual(array, [1, 3]); - assert.deepEqual(actual, [2, 4]); - }); - - QUnit.test('should provide the correct `predicate` arguments', function(assert) { - assert.expect(1); - - var argsList = [], - array = [1, 2, 3], - clone = array.slice(); - - _.remove(array, function(n, index) { - var args = slice.call(arguments); - args[2] = args[2].slice(); - argsList.push(args); - return isEven(index); - }); - - assert.deepEqual(argsList, [[1, 0, clone], [2, 1, clone], [3, 2, clone]]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': 0, 'b': 1 }, { 'a': 1, 'b': 2 }]; - _.remove(objects, { 'a': 1 }); - assert.deepEqual(objects, [{ 'a': 0, 'b': 1 }]); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': 0, 'b': 1 }, { 'a': 1, 'b': 2 }]; - _.remove(objects, ['a', 1]); - assert.deepEqual(objects, [{ 'a': 0, 'b': 1 }]); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'a': 0 }, { 'a': 1 }]; - _.remove(objects, 'a'); - assert.deepEqual(objects, [{ 'a': 0 }]); - }); - - QUnit.test('should preserve holes in arrays', function(assert) { - assert.expect(2); - - var array = [1, 2, 3, 4]; - delete array[1]; - delete array[3]; - - _.remove(array, function(n) { - return n === 1; - }); - - assert.notOk('0' in array); - assert.notOk('2' in array); - }); - - QUnit.test('should treat holes as `undefined`', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - delete array[1]; - - _.remove(array, function(n) { - return n == null; - }); - - assert.deepEqual(array, [1, 3]); - }); - - QUnit.test('should not mutate the array until all elements to remove are determined', function(assert) { - assert.expect(1); - - var array = [1, 2, 3]; - - _.remove(array, function(n, index) { - return isEven(index); - }); - - assert.deepEqual(array, [2]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.repeat'); - - (function() { - var string = 'abc'; - - QUnit.test('should repeat a string `n` times', function(assert) { - assert.expect(2); - - assert.strictEqual(_.repeat('*', 3), '***'); - assert.strictEqual(_.repeat(string, 2), 'abcabc'); - }); - - QUnit.test('should treat falsey `n` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? string : ''; - }); - - var actual = lodashStable.map(falsey, function(n, index) { - return index ? _.repeat(string, n) : _.repeat(string); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an empty string if `n` is <= `0`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.repeat(string, 0), ''); - assert.strictEqual(_.repeat(string, -2), ''); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(3); - - assert.strictEqual(_.repeat(string, '2'), 'abcabc'); - assert.strictEqual(_.repeat(string, 2.6), 'abcabc'); - assert.strictEqual(_.repeat('*', { 'valueOf': stubThree }), '***'); - }); - - QUnit.test('should coerce `string` to a string', function(assert) { - assert.expect(2); - - assert.strictEqual(_.repeat(Object(string), 2), 'abcabc'); - assert.strictEqual(_.repeat({ 'toString': lodashStable.constant('*') }, 3), '***'); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(['a', 'b', 'c'], _.repeat); - assert.deepEqual(actual, ['a', 'b', 'c']); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.replace'); - - (function() { - QUnit.test('should replace the matched pattern', function(assert) { - assert.expect(2); - - var string = 'abcde'; - assert.strictEqual(_.replace(string, 'de', '123'), 'abc123'); - assert.strictEqual(_.replace(string, /[bd]/g, '-'), 'a-c-e'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.result'); - - (function() { - var object = { 'a': 1, 'b': stubB }; - - QUnit.test('should invoke function values', function(assert) { - assert.expect(1); - - assert.strictEqual(_.result(object, 'b'), 'b'); - }); - - QUnit.test('should invoke default function values', function(assert) { - assert.expect(1); - - var actual = _.result(object, 'c', object.b); - assert.strictEqual(actual, 'b'); - }); - - QUnit.test('should invoke nested function values', function(assert) { - assert.expect(2); - - var value = { 'a': lodashStable.constant({ 'b': stubB }) }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(_.result(value, path), 'b'); - }); - }); - - QUnit.test('should invoke deep property methods with the correct `this` binding', function(assert) { - assert.expect(2); - - var value = { 'a': { 'b': function() { return this.c; }, 'c': 1 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(_.result(value, path), 1); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.get and lodash.result'); - - lodashStable.each(['get', 'result'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should get string keyed property values', function(assert) { - assert.expect(2); - - var object = { 'a': 1 }; - - lodashStable.each(['a', ['a']], function(path) { - assert.strictEqual(func(object, path), 1); - }); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var object = { '-0': 'a', '0': 'b' }, - props = [-0, Object(-0), 0, Object(0)]; - - var actual = lodashStable.map(props, function(key) { - return func(object, key); - }); - - assert.deepEqual(actual, ['a', 'a', 'b', 'b']); - }); - - QUnit.test('`_.' + methodName + '` should get symbol keyed property values', function(assert) { - assert.expect(1); - - if (Symbol) { - var object = {}; - object[symbol] = 1; - - assert.strictEqual(func(object, symbol), 1); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should get deep property values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(func(object, path), 2); - }); - }); - - QUnit.test('`_.' + methodName + '` should get a key over a path', function(assert) { - assert.expect(2); - - var object = { 'a.b': 1, 'a': { 'b': 2 } }; - - lodashStable.each(['a.b', ['a.b']], function(path) { - assert.strictEqual(func(object, path), 1); - }); - }); - - QUnit.test('`_.' + methodName + '` should not coerce array paths to strings', function(assert) { - assert.expect(1); - - var object = { 'a,b,c': 3, 'a': { 'b': { 'c': 4 } } }; - assert.strictEqual(func(object, ['a', 'b', 'c']), 4); - }); - - QUnit.test('`_.' + methodName + '` should not ignore empty brackets', function(assert) { - assert.expect(1); - - var object = { 'a': { '': 1 } }; - assert.strictEqual(func(object, 'a[]'), 1); - }); - - QUnit.test('`_.' + methodName + '` should handle empty paths', function(assert) { - assert.expect(4); - - lodashStable.each([['', ''], [[], ['']]], function(pair) { - assert.strictEqual(func({}, pair[0]), undefined); - assert.strictEqual(func({ '': 3 }, pair[1]), 3); - }); - }); - - QUnit.test('`_.' + methodName + '` should handle complex paths', function(assert) { - assert.expect(2); - - var object = { 'a': { '-1.23': { '["b"]': { 'c': { "['d']": { '\ne\n': { 'f': { 'g': 8 } } } } } } } }; - - var paths = [ - 'a[-1.23]["[\\"b\\"]"].c[\'[\\\'d\\\']\'][\ne\n][f].g', - ['a', '-1.23', '["b"]', 'c', "['d']", '\ne\n', 'f', 'g'] - ]; - - lodashStable.each(paths, function(path) { - assert.strictEqual(func(object, path), 8); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `undefined` when `object` is nullish', function(assert) { - assert.expect(4); - - lodashStable.each(['constructor', ['constructor']], function(path) { - assert.strictEqual(func(null, path), undefined); - assert.strictEqual(func(undefined, path), undefined); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `undefined` with deep paths when `object` is nullish', function(assert) { - assert.expect(2); - - var values = [null, undefined], - expected = lodashStable.map(values, noop), - paths = ['constructor.prototype.valueOf', ['constructor', 'prototype', 'valueOf']]; - - lodashStable.each(paths, function(path) { - var actual = lodashStable.map(values, function(value) { - return func(value, path); - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should return `undefined` if parts of `path` are missing', function(assert) { - assert.expect(2); - - var object = { 'a': [, null] }; - - lodashStable.each(['a[1].b.c', ['a', '1', 'b', 'c']], function(path) { - assert.strictEqual(func(object, path), undefined); - }); - }); - - QUnit.test('`_.' + methodName + '` should be able to return `null` values', function(assert) { - assert.expect(2); - - var object = { 'a': { 'b': null } }; - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - assert.strictEqual(func(object, path), null); - }); - }); - - QUnit.test('`_.' + methodName + '` should follow `path` over non-plain objects', function(assert) { - assert.expect(2); - - var paths = ['a.b', ['a', 'b']]; - - lodashStable.each(paths, function(path) { - numberProto.a = { 'b': 2 }; - assert.strictEqual(func(0, path), 2); - delete numberProto.a; - }); - }); - - QUnit.test('`_.' + methodName + '` should return the default value for `undefined` values', function(assert) { - assert.expect(1); - - var object = { 'a': {} }, - values = empties.concat(true, new Date, 1, /x/, 'a'); - - var expected = lodashStable.transform(values, function(result, value) { - result.push(value, value, value, value); - }); - - var actual = lodashStable.transform(values, function(result, value) { - lodashStable.each(['a.b', ['a', 'b']], function(path) { - result.push( - func(object, path, value), - func(null, path, value) - ); - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should return the default value when `path` is empty', function(assert) { - assert.expect(1); - - assert.strictEqual(func({}, [], 'a'), 'a'); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.rest'); - - (function() { - function fn(a, b, c) { - return slice.call(arguments); - } - - QUnit.test('should apply a rest parameter to `func`', function(assert) { - assert.expect(1); - - var rest = _.rest(fn); - assert.deepEqual(rest(1, 2, 3, 4), [1, 2, [3, 4]]); - }); - - QUnit.test('should work with `start`', function(assert) { - assert.expect(1); - - var rest = _.rest(fn, 1); - assert.deepEqual(rest(1, 2, 3, 4), [1, [2, 3, 4]]); - }); - - QUnit.test('should treat `start` as `0` for negative or `NaN` values', function(assert) { - assert.expect(1); - - var values = [-1, NaN, 'a'], - expected = lodashStable.map(values, lodashStable.constant([[1, 2, 3, 4]])); - - var actual = lodashStable.map(values, function(value) { - var rest = _.rest(fn, value); - return rest(1, 2, 3, 4); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should coerce `start` to an integer', function(assert) { - assert.expect(1); - - var rest = _.rest(fn, 1.6); - assert.deepEqual(rest(1, 2, 3), [1, [2, 3]]); - }); - - QUnit.test('should use an empty array when `start` is not reached', function(assert) { - assert.expect(1); - - var rest = _.rest(fn); - assert.deepEqual(rest(1), [1, undefined, []]); - }); - - QUnit.test('should work on functions with more than three parameters', function(assert) { - assert.expect(1); - - var rest = _.rest(function(a, b, c, d) { - return slice.call(arguments); - }); - - assert.deepEqual(rest(1, 2, 3, 4, 5), [1, 2, 3, [4, 5]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.reverse'); - - (function() { - var largeArray = lodashStable.range(LARGE_ARRAY_SIZE).concat(null), - smallArray = [0, 1, 2, null]; - - QUnit.test('should reverse `array`', function(assert) { - assert.expect(2); - - var array = [1, 2, 3], - actual = _.reverse(array); - - assert.strictEqual(actual, array); - assert.deepEqual(array, [3, 2, 1]); - }); - - QUnit.test('should return the wrapped reversed `array`', function(assert) { - assert.expect(6); - - if (!isNpm) { - lodashStable.times(2, function(index) { - var array = (index ? largeArray : smallArray).slice(), - clone = array.slice(), - wrapped = _(array).reverse(), - actual = wrapped.value(); - - assert.ok(wrapped instanceof _); - assert.strictEqual(actual, array); - assert.deepEqual(actual, clone.slice().reverse()); - }); - } - else { - skipAssert(assert, 6); - } - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(4); - - if (!isNpm) { - lodashStable.times(2, function(index) { - var array = (index ? largeArray : smallArray).slice(), - expected = array.slice(), - actual = _(array).slice(1).reverse().value(); - - assert.deepEqual(actual, expected.slice(1).reverse()); - assert.deepEqual(array, expected); - }); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should be lazy when in a lazy sequence', function(assert) { - assert.expect(3); - - if (!isNpm) { - var spy = { - 'toString': function() { - throw new Error('spy was revealed'); - } - }; - - var array = largeArray.concat(spy), - expected = array.slice(); - - try { - var wrapped = _(array).slice(1).map(String).reverse(), - actual = wrapped.last(); - } catch (e) {} - - assert.ok(wrapped instanceof _); - assert.strictEqual(actual, '1'); - assert.deepEqual(array, expected); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should work in a hybrid sequence', function(assert) { - assert.expect(8); - - if (!isNpm) { - lodashStable.times(2, function(index) { - var clone = (index ? largeArray : smallArray).slice(); - - lodashStable.each(['map', 'filter'], function(methodName) { - var array = clone.slice(), - expected = clone.slice(1, -1).reverse(), - actual = _(array)[methodName](identity).thru(_.compact).reverse().value(); - - assert.deepEqual(actual, expected); - - array = clone.slice(); - actual = _(array).thru(_.compact)[methodName](identity).pull(1).push(3).reverse().value(); - - assert.deepEqual(actual, [3].concat(expected.slice(0, -1))); - }); - }); - } - else { - skipAssert(assert, 8); - } - }); - - QUnit.test('should track the `__chain__` value of a wrapper', function(assert) { - assert.expect(6); - - if (!isNpm) { - lodashStable.times(2, function(index) { - var array = (index ? largeArray : smallArray).slice(), - expected = array.slice().reverse(), - wrapped = _(array).chain().reverse().head(); - - assert.ok(wrapped instanceof _); - assert.strictEqual(wrapped.value(), _.head(expected)); - assert.deepEqual(array, expected); - }); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('round methods'); - - lodashStable.each(['ceil', 'floor', 'round'], function(methodName) { - var func = _[methodName], - isCeil = methodName == 'ceil', - isFloor = methodName == 'floor'; - - QUnit.test('`_.' + methodName + '` should return a rounded number without a precision', function(assert) { - assert.expect(1); - - var actual = func(4.006); - assert.strictEqual(actual, isCeil ? 5 : 4); - }); - - QUnit.test('`_.' + methodName + '` should work with a precision of `0`', function(assert) { - assert.expect(1); - - var actual = func(4.006, 0); - assert.strictEqual(actual, isCeil ? 5 : 4); - }); - - QUnit.test('`_.' + methodName + '` should work with a positive precision', function(assert) { - assert.expect(2); - - var actual = func(4.016, 2); - assert.strictEqual(actual, isFloor ? 4.01 : 4.02); - - actual = func(4.1, 2); - assert.strictEqual(actual, 4.1); - }); - - QUnit.test('`_.' + methodName + '` should work with a negative precision', function(assert) { - assert.expect(1); - - var actual = func(4160, -2); - assert.strictEqual(actual, isFloor ? 4100 : 4200); - }); - - QUnit.test('`_.' + methodName + '` should coerce `precision` to an integer', function(assert) { - assert.expect(3); - - var actual = func(4.006, NaN); - assert.strictEqual(actual, isCeil ? 5 : 4); - - var expected = isFloor ? 4.01 : 4.02; - - actual = func(4.016, 2.6); - assert.strictEqual(actual, expected); - - actual = func(4.016, '+2'); - assert.strictEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with exponential notation and `precision`', function(assert) { - assert.expect(3); - - var actual = func(5e1, 2); - assert.deepEqual(actual, 50); - - actual = func('5e', 1); - assert.deepEqual(actual, NaN); - - actual = func('5e1e1', 1); - assert.deepEqual(actual, NaN); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var values = [[0], [-0], ['0'], ['-0'], [0, 1], [-0, 1], ['0', 1], ['-0', 1]], - expected = [Infinity, -Infinity, Infinity, -Infinity, Infinity, -Infinity, Infinity, -Infinity]; - - var actual = lodashStable.map(values, function(args) { - return 1 / func.apply(undefined, args); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should not return `NaN` for large `precision` values', function(assert) { - assert.expect(1); - - var results = [ - _.round(10.0000001, 1000), - _.round(MAX_SAFE_INTEGER, 293) - ]; - - var expected = lodashStable.map(results, stubFalse), - actual = lodashStable.map(results, lodashStable.isNaN); - - assert.deepEqual(actual, expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.runInContext'); - - (function() { - QUnit.test('should not require a fully populated `context` object', function(assert) { - assert.expect(1); - - if (!isModularize) { - var lodash = _.runInContext({ - 'setTimeout': function(func) { func(); } - }); - - var pass = false; - lodash.delay(function() { pass = true; }, 32); - assert.ok(pass); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should use a zeroed `_.uniqueId` counter', function(assert) { - assert.expect(3); - - if (!isModularize) { - lodashStable.times(2, _.uniqueId); - - var oldId = Number(_.uniqueId()), - lodash = _.runInContext(); - - assert.ok(_.uniqueId() > oldId); - - var id = lodash.uniqueId(); - assert.strictEqual(id, '1'); - assert.ok(id < oldId); - } - else { - skipAssert(assert, 3); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.sample'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should return a random element', function(assert) { - assert.expect(1); - - var actual = _.sample(array); - assert.ok(lodashStable.includes(array, actual)); - }); - - QUnit.test('should return `undefined` when sampling empty collections', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, noop); - - var actual = lodashStable.transform(empties, function(result, value) { - try { - result.push(_.sample(value)); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should sample an object', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - actual = _.sample(object); - - assert.ok(lodashStable.includes(array, actual)); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.sampleSize'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should return an array of random elements', function(assert) { - assert.expect(2); - - var actual = _.sampleSize(array, 2); - - assert.strictEqual(actual.length, 2); - assert.deepEqual(lodashStable.difference(actual, array), []); - }); - - QUnit.test('should contain elements of the collection', function(assert) { - assert.expect(1); - - var actual = _.sampleSize(array, array.length).sort(); - - assert.deepEqual(actual, array); - }); - - QUnit.test('should treat falsey `size` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? ['a'] : []; - }); - - var actual = lodashStable.map(falsey, function(size, index) { - return index ? _.sampleSize(['a'], size) : _.sampleSize(['a']); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an empty array when `n` < `1` or `NaN`', function(assert) { - assert.expect(3); - - lodashStable.each([0, -1, -Infinity], function(n) { - assert.deepEqual(_.sampleSize(array, n), []); - }); - }); - - QUnit.test('should return all elements when `n` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(n) { - var actual = _.sampleSize(array, n).sort(); - assert.deepEqual(actual, array); - }); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(1); - - var actual = _.sampleSize(array, 1.6); - assert.strictEqual(actual.length, 1); - }); - - QUnit.test('should return an empty array for empty collections', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubArray); - - var actual = lodashStable.transform(empties, function(result, value) { - try { - result.push(_.sampleSize(value, 1)); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should sample an object', function(assert) { - assert.expect(2); - - var object = { 'a': 1, 'b': 2, 'c': 3 }, - actual = _.sampleSize(object, 2); - - assert.strictEqual(actual.length, 2); - assert.deepEqual(lodashStable.difference(actual, lodashStable.values(object)), []); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([['a']], _.sampleSize); - assert.deepEqual(actual, [['a']]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.setWith'); - - (function() { - QUnit.test('should work with a `customizer` callback', function(assert) { - assert.expect(1); - - var actual = _.setWith({ '0': {} }, '[0][1][2]', 3, function(value) { - return lodashStable.isObject(value) ? undefined : {}; - }); - - assert.deepEqual(actual, { '0': { '1': { '2': 3 } } }); - }); - - QUnit.test('should work with a `customizer` that returns `undefined`', function(assert) { - assert.expect(1); - - var actual = _.setWith({}, 'a[0].b.c', 4, noop); - assert.deepEqual(actual, { 'a': [{ 'b': { 'c': 4 } }] }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('set methods'); - - lodashStable.each(['update', 'updateWith', 'set', 'setWith'], function(methodName) { - var func = _[methodName], - isUpdate = methodName == 'update' || methodName == 'updateWith'; - - var oldValue = 1, - value = 2, - updater = isUpdate ? lodashStable.constant(value) : value; - - QUnit.test('`_.' + methodName + '` should set property values', function(assert) { - assert.expect(4); - - lodashStable.each(['a', ['a']], function(path) { - var object = { 'a': oldValue }, - actual = func(object, path, updater); - - assert.strictEqual(actual, object); - assert.strictEqual(object.a, value); - }); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var props = [-0, Object(-0), 0, Object(0)], - expected = lodashStable.map(props, lodashStable.constant(value)); - - var actual = lodashStable.map(props, function(key) { - var object = { '-0': 'a', '0': 'b' }; - func(object, key, updater); - return object[lodashStable.toString(key)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should unset symbol keyed property values', function(assert) { - assert.expect(2); - - if (Symbol) { - var object = {}; - object[symbol] = 1; - - assert.strictEqual(_.unset(object, symbol), true); - assert.notOk(symbol in object); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should set deep property values', function(assert) { - assert.expect(4); - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var object = { 'a': { 'b': oldValue } }, - actual = func(object, path, updater); - - assert.strictEqual(actual, object); - assert.strictEqual(object.a.b, value); - }); - }); - - QUnit.test('`_.' + methodName + '` should set a key over a path', function(assert) { - assert.expect(4); - - lodashStable.each(['a.b', ['a.b']], function(path) { - var object = { 'a.b': oldValue }, - actual = func(object, path, updater); - - assert.strictEqual(actual, object); - assert.deepEqual(object, { 'a.b': value }); - }); - }); - - QUnit.test('`_.' + methodName + '` should not coerce array paths to strings', function(assert) { - assert.expect(1); - - var object = { 'a,b,c': 1, 'a': { 'b': { 'c': 1 } } }; - - func(object, ['a', 'b', 'c'], updater); - assert.strictEqual(object.a.b.c, value); - }); - - QUnit.test('`_.' + methodName + '` should not ignore empty brackets', function(assert) { - assert.expect(1); - - var object = {}; - - func(object, 'a[]', updater); - assert.deepEqual(object, { 'a': { '': value } }); - }); - - QUnit.test('`_.' + methodName + '` should handle empty paths', function(assert) { - assert.expect(4); - - lodashStable.each([['', ''], [[], ['']]], function(pair, index) { - var object = {}; - - func(object, pair[0], updater); - assert.deepEqual(object, index ? {} : { '': value }); - - func(object, pair[1], updater); - assert.deepEqual(object, { '': value }); - }); - }); - - QUnit.test('`_.' + methodName + '` should handle complex paths', function(assert) { - assert.expect(2); - - var object = { 'a': { '1.23': { '["b"]': { 'c': { "['d']": { '\ne\n': { 'f': { 'g': oldValue } } } } } } } }; - - var paths = [ - 'a[-1.23]["[\\"b\\"]"].c[\'[\\\'d\\\']\'][\ne\n][f].g', - ['a', '-1.23', '["b"]', 'c', "['d']", '\ne\n', 'f', 'g'] - ]; - - lodashStable.each(paths, function(path) { - func(object, path, updater); - assert.strictEqual(object.a[-1.23]['["b"]'].c["['d']"]['\ne\n'].f.g, value); - object.a[-1.23]['["b"]'].c["['d']"]['\ne\n'].f.g = oldValue; - }); - }); - - QUnit.test('`_.' + methodName + '` should create parts of `path` that are missing', function(assert) { - assert.expect(6); - - var object = {}; - - lodashStable.each(['a[1].b.c', ['a', '1', 'b', 'c']], function(path) { - var actual = func(object, path, updater); - - assert.strictEqual(actual, object); - assert.deepEqual(actual, { 'a': [undefined, { 'b': { 'c': value } }] }); - assert.notOk('0' in object.a); - - delete object.a; - }); - }); - - QUnit.test('`_.' + methodName + '` should not error when `object` is nullish', function(assert) { - assert.expect(1); - - var values = [null, undefined], - expected = [[null, null], [undefined, undefined]]; - - var actual = lodashStable.map(values, function(value) { - try { - return [func(value, 'a.b', updater), func(value, ['a', 'b'], updater)]; - } catch (e) { - return e.message; - } - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should follow `path` over non-plain objects', function(assert) { - assert.expect(4); - - var object = { 'a': '' }, - paths = ['constructor.prototype.a', ['constructor', 'prototype', 'a']]; - - lodashStable.each(paths, function(path) { - func(0, path, updater); - assert.strictEqual(0..a, value); - delete numberProto.a; - }); - - lodashStable.each(['a.replace.b', ['a', 'replace', 'b']], function(path) { - func(object, path, updater); - assert.strictEqual(stringProto.replace.b, value); - delete stringProto.replace.b; - }); - }); - - QUnit.test('`_.' + methodName + '` should not error on paths over primitives in strict mode', function(assert) { - 'use strict'; - - assert.expect(2); - - lodashStable.each(['a', 'a.a.a'], function(path) { - numberProto.a = oldValue; - try { - func(0, path, updater); - assert.strictEqual(0..a, oldValue); - } catch (e) { - assert.ok(false, e.message); - } - }); - - delete numberProto.a; - }); - - QUnit.test('`_.' + methodName + '` should not create an array for missing non-index property names that start with numbers', function(assert) { - assert.expect(1); - - var object = {}; - - func(object, ['1a', '2b', '3c'], updater); - assert.deepEqual(object, { '1a': { '2b': { '3c': value } } }); - }); - - QUnit.test('`_.' + methodName + '` should not assign values that are the same as their destinations', function(assert) { - assert.expect(4); - - lodashStable.each(['a', ['a'], { 'a': 1 }, NaN], function(value) { - var object = {}, - pass = true, - updater = isUpdate ? lodashStable.constant(value) : value; - - defineProperty(object, 'a', { - 'enumerable': true, - 'configurable': true, - 'get': lodashStable.constant(value), - 'set': function() { pass = false; } - }); - - func(object, 'a', updater); - assert.ok(pass); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.shuffle'); - - (function() { - var array = [1, 2, 3], - object = { 'a': 1, 'b': 2, 'c': 3 }; - - QUnit.test('should return a new array', function(assert) { - assert.expect(1); - - assert.notStrictEqual(_.shuffle(array), array); - }); - - QUnit.test('should contain the same elements after a collection is shuffled', function(assert) { - assert.expect(2); - - assert.deepEqual(_.shuffle(array).sort(), array); - assert.deepEqual(_.shuffle(object).sort(), array); - }); - - QUnit.test('should shuffle small collections', function(assert) { - assert.expect(1); - - var actual = lodashStable.times(1000, function(assert) { - return _.shuffle([1, 2]); - }); - - assert.deepEqual(lodashStable.sortBy(lodashStable.uniqBy(actual, String), '0'), [[1, 2], [2, 1]]); - }); - - QUnit.test('should treat number values for `collection` as empty', function(assert) { - assert.expect(1); - - assert.deepEqual(_.shuffle(1), []); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.size'); - - (function() { - var args = arguments, - array = [1, 2, 3]; - - QUnit.test('should return the number of own enumerable string keyed properties of an object', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size({ 'one': 1, 'two': 2, 'three': 3 }), 3); - }); - - QUnit.test('should return the length of an array', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size(array), 3); - }); - - QUnit.test('should accept a falsey `object` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubZero); - - var actual = lodashStable.map(falsey, function(object, index) { - try { - return index ? _.size(object) : _.size(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `arguments` objects', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size(args), 3); - }); - - QUnit.test('should work with jQuery/MooTools DOM query collections', function(assert) { - assert.expect(1); - - function Foo(elements) { - push.apply(this, elements); - } - Foo.prototype = { 'length': 0, 'splice': arrayProto.splice }; - - assert.strictEqual(_.size(new Foo(array)), 3); - }); - - QUnit.test('should work with maps', function(assert) { - assert.expect(2); - - if (Map) { - lodashStable.each([new Map, realm.map], function(map) { - map.set('a', 1); - map.set('b', 2); - assert.strictEqual(_.size(map), 2); - map.clear(); - }); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should work with sets', function(assert) { - assert.expect(2); - - if (Set) { - lodashStable.each([new Set, realm.set], function(set) { - set.add(1); - set.add(2); - assert.strictEqual(_.size(set), 2); - set.clear(); - }); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should not treat objects with negative lengths as array-like', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size({ 'length': -1 }), 1); - }); - - QUnit.test('should not treat objects with lengths larger than `MAX_SAFE_INTEGER` as array-like', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size({ 'length': MAX_SAFE_INTEGER + 1 }), 1); - }); - - QUnit.test('should not treat objects with non-number lengths as array-like', function(assert) { - assert.expect(1); - - assert.strictEqual(_.size({ 'length': '0' }), 1); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.slice'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should use a default `start` of `0` and a default `end` of `length`', function(assert) { - assert.expect(2); - - var actual = _.slice(array); - assert.deepEqual(actual, array); - assert.notStrictEqual(actual, array); - }); - - QUnit.test('should work with a positive `start`', function(assert) { - assert.expect(2); - - assert.deepEqual(_.slice(array, 1), [2, 3]); - assert.deepEqual(_.slice(array, 1, 3), [2, 3]); - }); - - QUnit.test('should work with a `start` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(start) { - assert.deepEqual(_.slice(array, start), []); - }); - }); - - QUnit.test('should treat falsey `start` values as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant(array)); - - var actual = lodashStable.map(falsey, function(start) { - return _.slice(array, start); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with a negative `start`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.slice(array, -1), [3]); - }); - - QUnit.test('should work with a negative `start` <= negative `length`', function(assert) { - assert.expect(3); - - lodashStable.each([-3, -4, -Infinity], function(start) { - assert.deepEqual(_.slice(array, start), array); - }); - }); - - QUnit.test('should work with `start` >= `end`', function(assert) { - assert.expect(2); - - lodashStable.each([2, 3], function(start) { - assert.deepEqual(_.slice(array, start, 2), []); - }); - }); - - QUnit.test('should work with a positive `end`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.slice(array, 0, 1), [1]); - }); - - QUnit.test('should work with a `end` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(end) { - assert.deepEqual(_.slice(array, 0, end), array); - }); - }); - - QUnit.test('should treat falsey `end` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? array : []; - }); - - var actual = lodashStable.map(falsey, function(end, index) { - return index ? _.slice(array, 0, end) : _.slice(array, 0); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with a negative `end`', function(assert) { - assert.expect(1); - - assert.deepEqual(_.slice(array, 0, -1), [1, 2]); - }); - - QUnit.test('should work with a negative `end` <= negative `length`', function(assert) { - assert.expect(3); - - lodashStable.each([-3, -4, -Infinity], function(end) { - assert.deepEqual(_.slice(array, 0, end), []); - }); - }); - - QUnit.test('should coerce `start` and `end` to integers', function(assert) { - assert.expect(1); - - var positions = [[0.1, 1.6], ['0', 1], [0, '1'], ['1'], [NaN, 1], [1, NaN]]; - - var actual = lodashStable.map(positions, function(pos) { - return _.slice.apply(_, [array].concat(pos)); - }); - - assert.deepEqual(actual, [[1], [1], [1], [2, 3], [1], []]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(2); - - var array = [[1], [2, 3]], - actual = lodashStable.map(array, _.slice); - - assert.deepEqual(actual, array); - assert.notStrictEqual(actual, array); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(38); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - length = array.length, - wrapped = _(array); - - lodashStable.each(['map', 'filter'], function(methodName) { - assert.deepEqual(wrapped[methodName]().slice(0, -1).value(), array.slice(0, -1)); - assert.deepEqual(wrapped[methodName]().slice(1).value(), array.slice(1)); - assert.deepEqual(wrapped[methodName]().slice(1, 3).value(), array.slice(1, 3)); - assert.deepEqual(wrapped[methodName]().slice(-1).value(), array.slice(-1)); - - assert.deepEqual(wrapped[methodName]().slice(length).value(), array.slice(length)); - assert.deepEqual(wrapped[methodName]().slice(3, 2).value(), array.slice(3, 2)); - assert.deepEqual(wrapped[methodName]().slice(0, -length).value(), array.slice(0, -length)); - assert.deepEqual(wrapped[methodName]().slice(0, null).value(), array.slice(0, null)); - - assert.deepEqual(wrapped[methodName]().slice(0, length).value(), array.slice(0, length)); - assert.deepEqual(wrapped[methodName]().slice(-length).value(), array.slice(-length)); - assert.deepEqual(wrapped[methodName]().slice(null).value(), array.slice(null)); - - assert.deepEqual(wrapped[methodName]().slice(0, 1).value(), array.slice(0, 1)); - assert.deepEqual(wrapped[methodName]().slice(NaN, '1').value(), array.slice(NaN, '1')); - - assert.deepEqual(wrapped[methodName]().slice(0.1, 1.1).value(), array.slice(0.1, 1.1)); - assert.deepEqual(wrapped[methodName]().slice('0', 1).value(), array.slice('0', 1)); - assert.deepEqual(wrapped[methodName]().slice(0, '1').value(), array.slice(0, '1')); - assert.deepEqual(wrapped[methodName]().slice('1').value(), array.slice('1')); - assert.deepEqual(wrapped[methodName]().slice(NaN, 1).value(), array.slice(NaN, 1)); - assert.deepEqual(wrapped[methodName]().slice(1, NaN).value(), array.slice(1, NaN)); - }); - } - else { - skipAssert(assert, 38); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.some'); - - (function() { - QUnit.test('should return `true` if `predicate` returns truthy for any element', function(assert) { - assert.expect(2); - - assert.strictEqual(_.some([false, 1, ''], identity), true); - assert.strictEqual(_.some([null, 'a', 0], identity), true); - }); - - QUnit.test('should return `false` for empty collections', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubFalse); - - var actual = lodashStable.map(empties, function(value) { - try { - return _.some(value, identity); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return `true` as soon as `predicate` returns truthy', function(assert) { - assert.expect(2); - - var count = 0; - - assert.strictEqual(_.some([null, true, null], function(value) { - count++; - return value; - }), true); - - assert.strictEqual(count, 2); - }); - - QUnit.test('should return `false` if `predicate` returns falsey for all elements', function(assert) { - assert.expect(2); - - assert.strictEqual(_.some([false, false, false], identity), false); - assert.strictEqual(_.some([null, 0, ''], identity), false); - }); - - QUnit.test('should use `_.identity` when `predicate` is nullish', function(assert) { - assert.expect(2); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value, index) { - var array = [0, 0]; - return index ? _.some(array, value) : _.some(array); - }); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(values, stubTrue); - actual = lodashStable.map(values, function(value, index) { - var array = [0, 1]; - return index ? _.some(array, value) : _.some(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 0, 'b': 0 }, { 'a': 0, 'b': 1 }]; - assert.strictEqual(_.some(objects, 'a'), false); - assert.strictEqual(_.some(objects, 'b'), true); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(2); - - var objects = [{ 'a': 0, 'b': 0 }, { 'a': 1, 'b': 1}]; - assert.strictEqual(_.some(objects, { 'a': 0 }), true); - assert.strictEqual(_.some(objects, { 'b': 2 }), false); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([[1]], _.some); - assert.deepEqual(actual, [true]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.sortBy'); - - (function() { - var objects = [ - { 'a': 'x', 'b': 3 }, - { 'a': 'y', 'b': 4 }, - { 'a': 'x', 'b': 1 }, - { 'a': 'y', 'b': 2 } - ]; - - QUnit.test('should sort in ascending order by `iteratee`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(_.sortBy(objects, function(object) { - return object.b; - }), 'b'); - - assert.deepEqual(actual, [1, 2, 3, 4]); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array = [3, 2, 1], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([1, 2, 3])); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.sortBy(array, value) : _.sortBy(array); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(_.sortBy(objects.concat(undefined), 'b'), 'b'); - assert.deepEqual(actual, [1, 2, 3, 4, undefined]); - }); - - QUnit.test('should work with an object for `collection`', function(assert) { - assert.expect(1); - - var actual = _.sortBy({ 'a': 1, 'b': 2, 'c': 3 }, Math.sin); - assert.deepEqual(actual, [3, 1, 2]); - }); - - QUnit.test('should move symbol, `null`, `undefined`, and `NaN` values to the end', function(assert) { - assert.expect(2); - - var symbol1 = Symbol ? Symbol('a') : null, - symbol2 = Symbol ? Symbol('b') : null, - array = [NaN, undefined, null, 4, symbol1, null, 1, symbol2, undefined, 3, NaN, 2], - expected = [1, 2, 3, 4, symbol1, symbol2, null, null, undefined, undefined, NaN, NaN]; - - assert.deepEqual(_.sortBy(array), expected); - - array = [NaN, undefined, symbol1, null, 'd', null, 'a', symbol2, undefined, 'c', NaN, 'b']; - expected = ['a', 'b', 'c', 'd', symbol1, symbol2, null, null, undefined, undefined, NaN, NaN]; - - assert.deepEqual(_.sortBy(array), expected); - }); - - QUnit.test('should treat number values for `collection` as empty', function(assert) { - assert.expect(1); - - assert.deepEqual(_.sortBy(1), []); - }); - - QUnit.test('should coerce arrays returned from `iteratee`', function(assert) { - assert.expect(1); - - var actual = _.sortBy(objects, function(object) { - var result = [object.a, object.b]; - result.toString = function() { return String(this[0]); }; - return result; - }); - - assert.deepEqual(actual, [objects[0], objects[2], objects[1], objects[3]]); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([[2, 1, 3], [3, 2, 1]], _.sortBy); - assert.deepEqual(actual, [[1, 2, 3], [1, 2, 3]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('sortBy methods'); - - lodashStable.each(['orderBy', 'sortBy'], function(methodName) { - var func = _[methodName]; - - function Pair(a, b, c) { - this.a = a; - this.b = b; - this.c = c; - } - - var objects = [ - { 'a': 'x', 'b': 3 }, - { 'a': 'y', 'b': 4 }, - { 'a': 'x', 'b': 1 }, - { 'a': 'y', 'b': 2 } - ]; - - var stableArray = [ - new Pair(1, 1, 1), new Pair(1, 2, 1), - new Pair(1, 1, 1), new Pair(1, 2, 1), - new Pair(1, 3, 1), new Pair(1, 4, 1), - new Pair(1, 5, 1), new Pair(1, 6, 1), - new Pair(2, 1, 2), new Pair(2, 2, 2), - new Pair(2, 3, 2), new Pair(2, 4, 2), - new Pair(2, 5, 2), new Pair(2, 6, 2), - new Pair(undefined, 1, 1), new Pair(undefined, 2, 1), - new Pair(undefined, 3, 1), new Pair(undefined, 4, 1), - new Pair(undefined, 5, 1), new Pair(undefined, 6, 1) - ]; - - var stableObject = lodashStable.zipObject('abcdefghijklmnopqrst'.split(''), stableArray); - - QUnit.test('`_.' + methodName + '` should sort multiple properties in ascending order', function(assert) { - assert.expect(1); - - var actual = func(objects, ['a', 'b']); - assert.deepEqual(actual, [objects[2], objects[0], objects[3], objects[1]]); - }); - - QUnit.test('`_.' + methodName + '` should support iteratees', function(assert) { - assert.expect(1); - - var actual = func(objects, ['a', function(object) { return object.b; }]); - assert.deepEqual(actual, [objects[2], objects[0], objects[3], objects[1]]); - }); - - QUnit.test('`_.' + methodName + '` should perform a stable sort (test in IE > 8 and V8)', function(assert) { - assert.expect(2); - - lodashStable.each([stableArray, stableObject], function(value, index) { - var actual = func(value, ['a', 'c']); - assert.deepEqual(actual, stableArray, index ? 'object' : 'array'); - }); - }); - - QUnit.test('`_.' + methodName + '` should not error on nullish elements', function(assert) { - assert.expect(1); - - try { - var actual = func(objects.concat(null, undefined), ['a', 'b']); - } catch (e) {} - - assert.deepEqual(actual, [objects[2], objects[0], objects[3], objects[1], null, undefined]); - }); - - QUnit.test('`_.' + methodName + '` should work as an iteratee for methods like `_.reduce`', function(assert) { - assert.expect(3); - - var objects = [ - { 'a': 'x', '0': 3 }, - { 'a': 'y', '0': 4 }, - { 'a': 'x', '0': 1 }, - { 'a': 'y', '0': 2 } - ]; - - var funcs = [func, lodashStable.partialRight(func, 'bogus')]; - - lodashStable.each(['a', 0, [0]], function(props, index) { - var expected = lodashStable.map(funcs, lodashStable.constant( - index - ? [objects[2], objects[3], objects[0], objects[1]] - : [objects[0], objects[2], objects[1], objects[3]] - )); - - var actual = lodashStable.map(funcs, function(func) { - return lodashStable.reduce([props], func, objects); - }); - - assert.deepEqual(actual, expected); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('sortedIndex methods'); - - lodashStable.each(['sortedIndex', 'sortedLastIndex'], function(methodName) { - var func = _[methodName], - isSortedIndex = methodName == 'sortedIndex'; - - QUnit.test('`_.' + methodName + '` should return the insert index', function(assert) { - assert.expect(1); - - var array = [30, 50], - values = [30, 40, 50], - expected = isSortedIndex ? [0, 1, 1] : [1, 1, 2]; - - var actual = lodashStable.map(values, function(value) { - return func(array, value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with an array of strings', function(assert) { - assert.expect(1); - - var array = ['a', 'c'], - values = ['a', 'b', 'c'], - expected = isSortedIndex ? [0, 1, 1] : [1, 1, 2]; - - var actual = lodashStable.map(values, function(value) { - return func(array, value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should accept a falsey `array` argument and a `value`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, lodashStable.constant([0, 0, 0])); - - var actual = lodashStable.map(falsey, function(array) { - return [func(array, 1), func(array, undefined), func(array, NaN)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should align with `_.sortBy`', function(assert) { - assert.expect(12); - - var symbol1 = Symbol ? Symbol('a') : null, - symbol2 = Symbol ? Symbol('b') : null, - symbol3 = Symbol ? Symbol('c') : null, - expected = [1, '2', {}, symbol1, symbol2, null, undefined, NaN, NaN]; - - lodashStable.each([ - [NaN, symbol1, null, 1, '2', {}, symbol2, NaN, undefined], - ['2', null, 1, symbol1, NaN, {}, NaN, symbol2, undefined] - ], function(array) { - assert.deepEqual(_.sortBy(array), expected); - assert.strictEqual(func(expected, 3), 2); - assert.strictEqual(func(expected, symbol3), isSortedIndex ? 3 : (Symbol ? 5 : 6)); - assert.strictEqual(func(expected, null), isSortedIndex ? (Symbol ? 5 : 3) : 6); - assert.strictEqual(func(expected, undefined), isSortedIndex ? 6 : 7); - assert.strictEqual(func(expected, NaN), isSortedIndex ? 7 : 9); - }); - }); - - QUnit.test('`_.' + methodName + '` should align with `_.sortBy` for nulls', function(assert) { - assert.expect(3); - - var array = [null, null]; - - assert.strictEqual(func(array, null), isSortedIndex ? 0 : 2); - assert.strictEqual(func(array, 1), 0); - assert.strictEqual(func(array, 'a'), 0); - }); - - QUnit.test('`_.' + methodName + '` should align with `_.sortBy` for symbols', function(assert) { - assert.expect(3); - - var symbol1 = Symbol ? Symbol('a') : null, - symbol2 = Symbol ? Symbol('b') : null, - symbol3 = Symbol ? Symbol('c') : null, - array = [symbol1, symbol2]; - - assert.strictEqual(func(array, symbol3), isSortedIndex ? 0 : 2); - assert.strictEqual(func(array, 1), 0); - assert.strictEqual(func(array, 'a'), 0); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('sortedIndexBy methods'); - - lodashStable.each(['sortedIndexBy', 'sortedLastIndexBy'], function(methodName) { - var func = _[methodName], - isSortedIndexBy = methodName == 'sortedIndexBy'; - - QUnit.test('`_.' + methodName + '` should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - func([30, 50], 40, function(assert) { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [40]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 30 }, { 'x': 50 }], - actual = func(objects, { 'x': 40 }, 'x'); - - assert.strictEqual(actual, 1); - }); - - QUnit.test('`_.' + methodName + '` should support arrays larger than `MAX_ARRAY_LENGTH / 2`', function(assert) { - assert.expect(12); - - lodashStable.each([Math.ceil(MAX_ARRAY_LENGTH / 2), MAX_ARRAY_LENGTH], function(length) { - var array = [], - values = [MAX_ARRAY_LENGTH, NaN, undefined]; - - array.length = length; - - lodashStable.each(values, function(value) { - var steps = 0; - - var actual = func(array, value, function(value) { - steps++; - return value; - }); - - var expected = (isSortedIndexBy ? !lodashStable.isNaN(value) : lodashStable.isFinite(value)) - ? 0 - : Math.min(length, MAX_ARRAY_INDEX); - - // Avoid false fails in older Firefox. - if (array.length == length) { - assert.ok(steps == 32 || steps == 33); - assert.strictEqual(actual, expected); - } - else { - skipAssert(assert, 2); - } - }); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('sortedIndexOf methods'); - - lodashStable.each(['sortedIndexOf', 'sortedLastIndexOf'], function(methodName) { - var func = _[methodName], - isSortedIndexOf = methodName == 'sortedIndexOf'; - - QUnit.test('`_.' + methodName + '` should perform a binary search', function(assert) { - assert.expect(1); - - var sorted = [4, 4, 5, 5, 6, 6]; - assert.deepEqual(func(sorted, 5), isSortedIndexOf ? 2 : 3); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.sortedUniq'); - - (function() { - QUnit.test('should return unique values of a sorted array', function(assert) { - assert.expect(3); - - var expected = [1, 2, 3]; - - lodashStable.each([[1, 2, 3], [1, 1, 2, 2, 3], [1, 2, 3, 3, 3, 3, 3]], function(array) { - assert.deepEqual(_.sortedUniq(array), expected); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.split'); - - (function() { - QUnit.test('should split a string by `separator`', function(assert) { - assert.expect(3); - - var string = 'abcde'; - assert.deepEqual(_.split(string, 'c'), ['ab', 'de']); - assert.deepEqual(_.split(string, /[bd]/), ['a', 'c', 'e']); - assert.deepEqual(_.split(string, '', 2), ['a', 'b']); - }); - - QUnit.test('should return an array containing an empty string for empty values', function(assert) { - assert.expect(1); - - var values = [, null, undefined, ''], - expected = lodashStable.map(values, lodashStable.constant([''])); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.split(value) : _.split(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var strings = ['abc', 'def', 'ghi'], - actual = lodashStable.map(strings, _.split); - - assert.deepEqual(actual, [['abc'], ['def'], ['ghi']]); - }); - - QUnit.test('should allow mixed string and array prototype methods', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _('abc'); - assert.strictEqual(wrapped.split('b').join(','), 'a,c'); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.spread'); - - (function() { - function fn(a, b, c) { - return slice.call(arguments); - } - - QUnit.test('should spread arguments to `func`', function(assert) { - assert.expect(1); - - var spread = _.spread(fn); - assert.deepEqual(spread([4, 2]), [4, 2]); - }); - - QUnit.test('should accept a falsey `array` argument', function(assert) { - assert.expect(1); - - var spread = _.spread(stubTrue), - expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(array, index) { - try { - return index ? spread(array) : spread(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should provide the correct `func` arguments', function(assert) { - assert.expect(1); - - var args; - - var spread = _.spread(function() { - args = slice.call(arguments); - }); - - spread([4, 2], 'ignored'); - assert.deepEqual(args, [4, 2]); - }); - - QUnit.test('should work with `start`', function(assert) { - assert.expect(1); - - var spread = _.spread(fn, 1); - assert.deepEqual(spread(1, [2, 3, 4]), [1, 2, 3, 4]); - }); - - QUnit.test('should treat `start` as `0` for negative or `NaN` values', function(assert) { - assert.expect(1); - - var values = [-1, NaN, 'a'], - expected = lodashStable.map(values, lodashStable.constant([1, 2, 3, 4])); - - var actual = lodashStable.map(values, function(value) { - var spread = _.spread(fn, value); - return spread([1, 2, 3, 4]); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should coerce `start` to an integer', function(assert) { - assert.expect(1); - - var spread = _.spread(fn, 1.6); - assert.deepEqual(spread(1, [2, 3]), [1, 2, 3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.startCase'); - - (function() { - QUnit.test('should uppercase only the first character of each word', function(assert) { - assert.expect(3); - - assert.strictEqual(_.startCase('--foo-bar--'), 'Foo Bar'); - assert.strictEqual(_.startCase('fooBar'), 'Foo Bar'); - assert.strictEqual(_.startCase('__FOO_BAR__'), 'FOO BAR'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.startsWith'); - - (function() { - var string = 'abc'; - - QUnit.test('should return `true` if a string starts with `target`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.startsWith(string, 'a'), true); - }); - - QUnit.test('should return `false` if a string does not start with `target`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.startsWith(string, 'b'), false); - }); - - QUnit.test('should work with a `position` argument', function(assert) { - assert.expect(1); - - assert.strictEqual(_.startsWith(string, 'b', 1), true); - }); - - QUnit.test('should work with `position` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 5, MAX_SAFE_INTEGER, Infinity], function(position) { - assert.strictEqual(_.startsWith(string, 'a', position), false); - }); - }); - - QUnit.test('should treat falsey `position` values as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(position) { - return _.startsWith(string, 'a', position); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should treat a negative `position` as `0`', function(assert) { - assert.expect(6); - - lodashStable.each([-1, -3, -Infinity], function(position) { - assert.strictEqual(_.startsWith(string, 'a', position), true); - assert.strictEqual(_.startsWith(string, 'b', position), false); - }); - }); - - QUnit.test('should coerce `position` to an integer', function(assert) { - assert.expect(1); - - assert.strictEqual(_.startsWith(string, 'bc', 1.2), true); - }); - - QUnit.test('should return `true` when `target` is an empty string regardless of `position`', function(assert) { - assert.expect(1); - - assert.ok(lodashStable.every([-Infinity, NaN, -3, -1, 0, 1, 2, 3, 5, MAX_SAFE_INTEGER, Infinity], function(position) { - return _.startsWith(string, '', position, true); - })); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.startsWith and lodash.endsWith'); - - lodashStable.each(['startsWith', 'endsWith'], function(methodName) { - var func = _[methodName], - isStartsWith = methodName == 'startsWith'; - - var string = 'abc', - chr = isStartsWith ? 'a' : 'c'; - - QUnit.test('`_.' + methodName + '` should coerce `string` to a string', function(assert) { - assert.expect(2); - - assert.strictEqual(func(Object(string), chr), true); - assert.strictEqual(func({ 'toString': lodashStable.constant(string) }, chr), true); - }); - - QUnit.test('`_.' + methodName + '` should coerce `target` to a string', function(assert) { - assert.expect(2); - - assert.strictEqual(func(string, Object(chr)), true); - assert.strictEqual(func(string, { 'toString': lodashStable.constant(chr) }), true); - }); - - QUnit.test('`_.' + methodName + '` should coerce `position` to a number', function(assert) { - assert.expect(2); - - var position = isStartsWith ? 1 : 2; - assert.strictEqual(func(string, 'b', Object(position)), true); - assert.strictEqual(func(string, 'b', { 'toString': lodashStable.constant(String(position)) }), true); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('stub methods'); - - lodashStable.each(['noop', 'stubTrue', 'stubFalse', 'stubArray', 'stubObject', 'stubString'], function(methodName) { - var func = _[methodName]; - - var pair = ({ - 'stubArray': [[], 'an empty array'], - 'stubFalse': [false, '`false`'], - 'stubObject': [{}, 'an empty object'], - 'stubString': ['', 'an empty string'], - 'stubTrue': [true, '`true`'], - 'noop': [undefined, '`undefined`'] - })[methodName]; - - var values = Array(2).concat(empties, true, 1, 'a'), - expected = lodashStable.map(values, lodashStable.constant(pair[0])); - - QUnit.test('`_.' + methodName + '` should return ' + pair[1], function(assert) { - assert.expect(1); - - var actual = lodashStable.map(values, function(value, index) { - if (index < 2) { - return index ? func.call({}) : func(); - } - return func(value); - }); - - assert.deepEqual(actual, expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.subtract'); - - (function() { - QUnit.test('should subtract two numbers', function(assert) { - assert.expect(3); - - assert.strictEqual(_.subtract(6, 4), 2); - assert.strictEqual(_.subtract(-6, 4), -10); - assert.strictEqual(_.subtract(-6, -4), -2); - }); - - QUnit.test('should coerce arguments to numbers', function(assert) { - assert.expect(2); - - assert.strictEqual(_.subtract('6', '4'), 2); - assert.deepEqual(_.subtract('x', 'y'), NaN); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('math operator methods'); - - lodashStable.each(['add', 'divide', 'multiply', 'subtract'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return `0` when no arguments are given', function(assert) { - assert.expect(1); - - assert.strictEqual(func(), 0); - }); - - QUnit.test('`_.' + methodName + '` should work with only one defined argument', function(assert) { - assert.expect(3); - - assert.strictEqual(func(6), 6); - assert.strictEqual(func(6, undefined), 6); - assert.strictEqual(func(undefined, 4), 4); - }); - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(2); - - var values = [0, '0', -0, '-0'], - expected = [[0, Infinity], ['0', Infinity], [-0, -Infinity], ['-0', -Infinity]]; - - lodashStable.times(2, function(index) { - var actual = lodashStable.map(values, function(value) { - var result = index ? func(undefined, value) : func(value); - return [result, 1 / result]; - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should convert objects to `NaN`', function(assert) { - assert.expect(2); - - assert.deepEqual(func(0, {}), NaN); - assert.deepEqual(func({}, 0), NaN); - }); - - QUnit.test('`_.' + methodName + '` should convert symbols to `NaN`', function(assert) { - assert.expect(2); - - if (Symbol) { - assert.deepEqual(func(0, symbol), NaN); - assert.deepEqual(func(symbol, 0), NaN); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('`_.' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _(1)[methodName](2); - assert.notOk(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _(1).chain()[methodName](2); - assert.ok(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.sumBy'); - - (function() { - var array = [6, 4, 2], - objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }]; - - QUnit.test('should work with an `iteratee` argument', function(assert) { - assert.expect(1); - - var actual = _.sumBy(objects, function(object) { - return object.a; - }); - - assert.deepEqual(actual, 6); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.sumBy(array, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [6]); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var arrays = [[2], [3], [1]]; - assert.strictEqual(_.sumBy(arrays, 0), 6); - assert.strictEqual(_.sumBy(objects, 'a'), 6); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('sum methods'); - - lodashStable.each(['sum', 'sumBy'], function(methodName) { - var array = [6, 4, 2], - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the sum of an array of numbers', function(assert) { - assert.expect(1); - - assert.strictEqual(func(array), 12); - }); - - QUnit.test('`_.' + methodName + '` should return `0` when passing empty `array` values', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(empties, stubZero); - - var actual = lodashStable.map(empties, function(value) { - return func(value); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should skip `undefined` values', function(assert) { - assert.expect(1); - - assert.strictEqual(func([1, undefined]), 1); - }); - - QUnit.test('`_.' + methodName + '` should not skip `NaN` values', function(assert) { - assert.expect(1); - - assert.deepEqual(func([1, NaN]), NaN); - }); - - QUnit.test('`_.' + methodName + '` should not coerce values to numbers', function(assert) { - assert.expect(1); - - assert.strictEqual(func(['1', '2']), '12'); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.tail'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should accept a falsey `array` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubArray); - - var actual = lodashStable.map(falsey, function(array, index) { - try { - return index ? _.tail(array) : _.tail(); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should exclude the first element', function(assert) { - assert.expect(1); - - assert.deepEqual(_.tail(array), [2, 3]); - }); - - QUnit.test('should return an empty when querying empty arrays', function(assert) { - assert.expect(1); - - assert.deepEqual(_.tail([]), []); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.tail); - - assert.deepEqual(actual, [[2, 3], [5, 6], [8, 9]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - values = []; - - var actual = _(array).tail().filter(function(value) { - values.push(value); - return false; - }) - .value(); - - assert.deepEqual(actual, []); - assert.deepEqual(values, array.slice(1)); - - values = []; - - actual = _(array).filter(function(value) { - values.push(value); - return isEven(value); - }) - .tail() - .value(); - - assert.deepEqual(actual, _.tail(_.filter(array, isEven))); - assert.deepEqual(values, array); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should not execute subsequent iteratees on an empty array in a lazy sequence', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - iteratee = function() { pass = false; }, - pass = true, - actual = _(array).slice(0, 1).tail().map(iteratee).value(); - - assert.ok(pass); - assert.deepEqual(actual, []); - - pass = true; - actual = _(array).filter().slice(0, 1).tail().map(iteratee).value(); - - assert.ok(pass); - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 4); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.take'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should take the first two elements', function(assert) { - assert.expect(1); - - assert.deepEqual(_.take(array, 2), [1, 2]); - }); - - QUnit.test('should treat falsey `n` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? [1] : []; - }); - - var actual = lodashStable.map(falsey, function(n) { - return _.take(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an empty array when `n` < `1`', function(assert) { - assert.expect(3); - - lodashStable.each([0, -1, -Infinity], function(n) { - assert.deepEqual(_.take(array, n), []); - }); - }); - - QUnit.test('should return all elements when `n` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(n) { - assert.deepEqual(_.take(array, n), array); - }); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.take); - - assert.deepEqual(actual, [[1], [4], [7]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(6); - - if (!isNpm) { - var array = lodashStable.range(1, LARGE_ARRAY_SIZE + 1), - predicate = function(value) { values.push(value); return isEven(value); }, - values = [], - actual = _(array).take(2).take().value(); - - assert.deepEqual(actual, _.take(_.take(array, 2))); - - actual = _(array).filter(predicate).take(2).take().value(); - assert.deepEqual(values, [1, 2]); - assert.deepEqual(actual, _.take(_.take(_.filter(array, predicate), 2))); - - actual = _(array).take(6).takeRight(4).take(2).takeRight().value(); - assert.deepEqual(actual, _.takeRight(_.take(_.takeRight(_.take(array, 6), 4), 2))); - - values = []; - - actual = _(array).take(array.length - 1).filter(predicate).take(6).takeRight(4).take(2).takeRight().value(); - assert.deepEqual(values, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]); - assert.deepEqual(actual, _.takeRight(_.take(_.takeRight(_.take(_.filter(_.take(array, array.length - 1), predicate), 6), 4), 2))); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.takeRight'); - - (function() { - var array = [1, 2, 3]; - - QUnit.test('should take the last two elements', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeRight(array, 2), [2, 3]); - }); - - QUnit.test('should treat falsey `n` values, except `undefined`, as `0`', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, function(value) { - return value === undefined ? [3] : []; - }); - - var actual = lodashStable.map(falsey, function(n) { - return _.takeRight(array, n); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an empty array when `n` < `1`', function(assert) { - assert.expect(3); - - lodashStable.each([0, -1, -Infinity], function(n) { - assert.deepEqual(_.takeRight(array, n), []); - }); - }); - - QUnit.test('should return all elements when `n` >= `length`', function(assert) { - assert.expect(4); - - lodashStable.each([3, 4, Math.pow(2, 32), Infinity], function(n) { - assert.deepEqual(_.takeRight(array, n), array); - }); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], - actual = lodashStable.map(array, _.takeRight); - - assert.deepEqual(actual, [[3], [6], [9]]); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(6); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - predicate = function(value) { values.push(value); return isEven(value); }, - values = [], - actual = _(array).takeRight(2).takeRight().value(); - - assert.deepEqual(actual, _.takeRight(_.takeRight(array))); - - actual = _(array).filter(predicate).takeRight(2).takeRight().value(); - assert.deepEqual(values, array); - assert.deepEqual(actual, _.takeRight(_.takeRight(_.filter(array, predicate), 2))); - - actual = _(array).takeRight(6).take(4).takeRight(2).take().value(); - assert.deepEqual(actual, _.take(_.takeRight(_.take(_.takeRight(array, 6), 4), 2))); - - values = []; - - actual = _(array).filter(predicate).takeRight(6).take(4).takeRight(2).take().value(); - assert.deepEqual(values, array); - assert.deepEqual(actual, _.take(_.takeRight(_.take(_.takeRight(_.filter(array, predicate), 6), 4), 2))); - } - else { - skipAssert(assert, 6); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.takeRightWhile'); - - (function() { - var array = [1, 2, 3, 4]; - - var objects = [ - { 'a': 0, 'b': 0 }, - { 'a': 1, 'b': 1 }, - { 'a': 2, 'b': 2 } - ]; - - QUnit.test('should take elements while `predicate` returns truthy', function(assert) { - assert.expect(1); - - var actual = _.takeRightWhile(array, function(n) { - return n > 2; - }); - - assert.deepEqual(actual, [3, 4]); - }); - - QUnit.test('should provide the correct `predicate` arguments', function(assert) { - assert.expect(1); - - var args; - - _.takeRightWhile(array, function() { - args = slice.call(arguments); - }); - - assert.deepEqual(args, [4, 3, array]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeRightWhile(objects, { 'b': 2 }), objects.slice(2)); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeRightWhile(objects, ['b', 2]), objects.slice(2)); - }); - - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeRightWhile(objects, 'b'), objects.slice(1)); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(3); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - predicate = function(n) { return n > 2; }, - expected = _.takeRightWhile(array, predicate), - wrapped = _(array).takeRightWhile(predicate); - - assert.deepEqual(wrapped.value(), expected); - assert.deepEqual(wrapped.reverse().value(), expected.slice().reverse()); - assert.strictEqual(wrapped.last(), _.last(expected)); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should provide the correct `predicate` arguments in a lazy sequence', function(assert) { - assert.expect(5); - - if (!isNpm) { - var args, - array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - expected = [square(LARGE_ARRAY_SIZE), LARGE_ARRAY_SIZE - 1, lodashStable.map(array.slice(1), square)]; - - _(array).slice(1).takeRightWhile(function(value, index, array) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, [LARGE_ARRAY_SIZE, LARGE_ARRAY_SIZE - 1, array.slice(1)]); - - _(array).slice(1).map(square).takeRightWhile(function(value, index, array) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - - _(array).slice(1).map(square).takeRightWhile(function(value, index) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - - _(array).slice(1).map(square).takeRightWhile(function(index) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, [square(LARGE_ARRAY_SIZE)]); - - _(array).slice(1).map(square).takeRightWhile(function() { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - } - else { - skipAssert(assert, 5); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.takeWhile'); - - (function() { - var array = [1, 2, 3, 4]; - - var objects = [ - { 'a': 2, 'b': 2 }, - { 'a': 1, 'b': 1 }, - { 'a': 0, 'b': 0 } - ]; - - QUnit.test('should take elements while `predicate` returns truthy', function(assert) { - assert.expect(1); - - var actual = _.takeWhile(array, function(n) { - return n < 3; - }); - - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('should provide the correct `predicate` arguments', function(assert) { - assert.expect(1); - - var args; - - _.takeWhile(array, function() { - args = slice.call(arguments); - }); - - assert.deepEqual(args, [1, 0, array]); - }); - - QUnit.test('should work with `_.matches` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeWhile(objects, { 'b': 2 }), objects.slice(0, 1)); - }); - - QUnit.test('should work with `_.matchesProperty` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeWhile(objects, ['b', 2]), objects.slice(0, 1)); - }); - QUnit.test('should work with `_.property` shorthands', function(assert) { - assert.expect(1); - - assert.deepEqual(_.takeWhile(objects, 'b'), objects.slice(0, 2)); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(3); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - predicate = function(n) { return n < 3; }, - expected = _.takeWhile(array, predicate), - wrapped = _(array).takeWhile(predicate); - - assert.deepEqual(wrapped.value(), expected); - assert.deepEqual(wrapped.reverse().value(), expected.slice().reverse()); - assert.strictEqual(wrapped.last(), _.last(expected)); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should work in a lazy sequence with `take`', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE); - - var actual = _(array) - .takeWhile(function(n) { return n < 4; }) - .take(2) - .takeWhile(function(n) { return n == 0; }) - .value(); - - assert.deepEqual(actual, [0]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should provide the correct `predicate` arguments in a lazy sequence', function(assert) { - assert.expect(5); - - if (!isNpm) { - var args, - array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - expected = [1, 0, lodashStable.map(array.slice(1), square)]; - - _(array).slice(1).takeWhile(function(value, index, array) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, [1, 0, array.slice(1)]); - - _(array).slice(1).map(square).takeWhile(function(value, index, array) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - - _(array).slice(1).map(square).takeWhile(function(value, index) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - - _(array).slice(1).map(square).takeWhile(function(value) { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, [1]); - - _(array).slice(1).map(square).takeWhile(function() { - args = slice.call(arguments); - }).value(); - - assert.deepEqual(args, expected); - } - else { - skipAssert(assert, 5); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.tap'); - - (function() { - QUnit.test('should intercept and return the given value', function(assert) { - assert.expect(2); - - if (!isNpm) { - var intercepted, - array = [1, 2, 3]; - - var actual = _.tap(array, function(value) { - intercepted = value; - }); - - assert.strictEqual(actual, array); - assert.strictEqual(intercepted, array); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should intercept unwrapped values and return wrapped values when chaining', function(assert) { - assert.expect(2); - - if (!isNpm) { - var intercepted, - array = [1, 2, 3]; - - var wrapped = _(array).tap(function(value) { - intercepted = value; - value.pop(); - }); - - assert.ok(wrapped instanceof _); - - wrapped.value(); - assert.strictEqual(intercepted, array); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.template'); - - (function() { - QUnit.test('should escape values in "escape" delimiters', function(assert) { - assert.expect(1); - - var strings = ['<p><%- value %></p>', '<p><%-value%></p>', '<p><%-\nvalue\n%></p>'], - expected = lodashStable.map(strings, lodashStable.constant('<p>&<>"'`\/</p>')), - data = { 'value': '&<>"\'`\/' }; - - var actual = lodashStable.map(strings, function(string) { - return _.template(string)(data); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not reference `_.escape` when "escape" delimiters are not used', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= typeof __e %>'); - assert.strictEqual(compiled({}), 'undefined'); - }); - - QUnit.test('should evaluate JavaScript in "evaluate" delimiters', function(assert) { - assert.expect(1); - - var compiled = _.template( - '<ul><%\ - for (var key in collection) {\ - %><li><%= collection[key] %></li><%\ - } %></ul>' - ); - - var data = { 'collection': { 'a': 'A', 'b': 'B' } }, - actual = compiled(data); - - assert.strictEqual(actual, '<ul><li>A</li><li>B</li></ul>'); - }); - - QUnit.test('should support "evaluate" delimiters with single line comments (test production builds)', function(assert) { - assert.expect(1); - - var compiled = _.template('<% // A code comment. %><% if (value) { %>yap<% } else { %>nope<% } %>'), - data = { 'value': true }; - - assert.strictEqual(compiled(data), 'yap'); - }); - - QUnit.test('should support referencing variables declared in "evaluate" delimiters from other delimiters', function(assert) { - assert.expect(1); - - var compiled = _.template('<% var b = a; %><%= b.value %>'), - data = { 'a': { 'value': 1 } }; - - assert.strictEqual(compiled(data), '1'); - }); - - QUnit.test('should interpolate data properties in "interpolate" delimiters', function(assert) { - assert.expect(1); - - var strings = ['<%= a %>BC', '<%=a%>BC', '<%=\na\n%>BC'], - expected = lodashStable.map(strings, lodashStable.constant('ABC')), - data = { 'a': 'A' }; - - var actual = lodashStable.map(strings, function(string) { - return _.template(string)(data); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should support "interpolate" delimiters with escaped values', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= a ? "a=\\"A\\"" : "" %>'), - data = { 'a': true }; - - assert.strictEqual(compiled(data), 'a="A"'); - }); - - QUnit.test('should support "interpolate" delimiters containing ternary operators', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= value ? value : "b" %>'), - data = { 'value': 'a' }; - - assert.strictEqual(compiled(data), 'a'); - }); - - QUnit.test('should support "interpolate" delimiters containing global values', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= typeof Math.abs %>'); - - try { - var actual = compiled(); - } catch (e) {} - - assert.strictEqual(actual, 'function'); - }); - - QUnit.test('should support complex "interpolate" delimiters', function(assert) { - assert.expect(22); - - lodashStable.forOwn({ - '<%= a + b %>': '3', - '<%= b - a %>': '1', - '<%= a = b %>': '2', - '<%= !a %>': 'false', - '<%= ~a %>': '-2', - '<%= a * b %>': '2', - '<%= a / b %>': '0.5', - '<%= a % b %>': '1', - '<%= a >> b %>': '0', - '<%= a << b %>': '4', - '<%= a & b %>': '0', - '<%= a ^ b %>': '3', - '<%= a | b %>': '3', - '<%= {}.toString.call(0) %>': numberTag, - '<%= a.toFixed(2) %>': '1.00', - '<%= obj["a"] %>': '1', - '<%= delete a %>': 'true', - '<%= "a" in obj %>': 'true', - '<%= obj instanceof Object %>': 'true', - '<%= new Boolean %>': 'false', - '<%= typeof a %>': 'number', - '<%= void a %>': '' - }, - function(value, key) { - var compiled = _.template(key), - data = { 'a': 1, 'b': 2 }; - - assert.strictEqual(compiled(data), value, key); - }); - }); - - QUnit.test('should support ES6 template delimiters', function(assert) { - assert.expect(2); - - var data = { 'value': 2 }; - assert.strictEqual(_.template('1${value}3')(data), '123'); - assert.strictEqual(_.template('${"{" + value + "\\}"}')(data), '{2}'); - }); - - QUnit.test('should support the "imports" option', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= a %>', { 'imports': { 'a': 1 } }); - assert.strictEqual(compiled({}), '1'); - }); - - QUnit.test('should support the "variable" options', function(assert) { - assert.expect(1); - - var compiled = _.template( - '<% _.each( data.a, function( value ) { %>' + - '<%= value.valueOf() %>' + - '<% }) %>', { 'variable': 'data' } - ); - - var data = { 'a': [1, 2, 3] }; - - try { - assert.strictEqual(compiled(data), '123'); - } catch (e) { - assert.ok(false, e.message); - } - }); - - QUnit.test('should support custom delimiters', function(assert) { - assert.expect(2); - - lodashStable.times(2, function(index) { - var settingsClone = lodashStable.clone(_.templateSettings); - - var settings = lodashStable.assign(index ? _.templateSettings : {}, { - 'escape': /\{\{-([\s\S]+?)\}\}/g, - 'evaluate': /\{\{([\s\S]+?)\}\}/g, - 'interpolate': /\{\{=([\s\S]+?)\}\}/g - }); - - var expected = '<ul><li>0: a & A</li><li>1: b & B</li></ul>', - compiled = _.template('<ul>{{ _.each(collection, function(value, index) {}}<li>{{= index }}: {{- value }}</li>{{}); }}</ul>', index ? null : settings), - data = { 'collection': ['a & A', 'b & B'] }; - - assert.strictEqual(compiled(data), expected); - lodashStable.assign(_.templateSettings, settingsClone); - }); - }); - - QUnit.test('should support custom delimiters containing special characters', function(assert) { - assert.expect(2); - - lodashStable.times(2, function(index) { - var settingsClone = lodashStable.clone(_.templateSettings); - - var settings = lodashStable.assign(index ? _.templateSettings : {}, { - 'escape': /<\?-([\s\S]+?)\?>/g, - 'evaluate': /<\?([\s\S]+?)\?>/g, - 'interpolate': /<\?=([\s\S]+?)\?>/g - }); - - var expected = '<ul><li>0: a & A</li><li>1: b & B</li></ul>', - compiled = _.template('<ul><? _.each(collection, function(value, index) { ?><li><?= index ?>: <?- value ?></li><? }); ?></ul>', index ? null : settings), - data = { 'collection': ['a & A', 'b & B'] }; - - assert.strictEqual(compiled(data), expected); - lodashStable.assign(_.templateSettings, settingsClone); - }); - }); - - QUnit.test('should use a `with` statement by default', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= index %><%= collection[index] %><% _.each(collection, function(value, index) { %><%= index %><% }); %>'), - actual = compiled({ 'index': 1, 'collection': ['a', 'b', 'c'] }); - - assert.strictEqual(actual, '1b012'); - }); - - QUnit.test('should use `_.templateSettings.imports._.templateSettings`', function(assert) { - assert.expect(1); - - var lodash = _.templateSettings.imports._, - settingsClone = lodashStable.clone(lodash.templateSettings); - - lodash.templateSettings = lodashStable.assign(lodash.templateSettings, { - 'interpolate': /\{\{=([\s\S]+?)\}\}/g - }); - - var compiled = _.template('{{= a }}'); - assert.strictEqual(compiled({ 'a': 1 }), '1'); - - if (settingsClone) { - lodashStable.assign(lodash.templateSettings, settingsClone); - } else { - delete lodash.templateSettings; - } - }); - - QUnit.test('should fallback to `_.templateSettings`', function(assert) { - assert.expect(1); - - var lodash = _.templateSettings.imports._, - delimiter = _.templateSettings.interpolate; - - _.templateSettings.imports._ = { 'escape': lodashStable.escape }; - _.templateSettings.interpolate = /\{\{=([\s\S]+?)\}\}/g; - - var compiled = _.template('{{= a }}'); - assert.strictEqual(compiled({ 'a': 1 }), '1'); - - _.templateSettings.imports._ = lodash; - _.templateSettings.interpolate = delimiter; - }); - - QUnit.test('should ignore `null` delimiters', function(assert) { - assert.expect(3); - - var delimiter = { - 'escape': /\{\{-([\s\S]+?)\}\}/g, - 'evaluate': /\{\{([\s\S]+?)\}\}/g, - 'interpolate': /\{\{=([\s\S]+?)\}\}/g - }; - - lodashStable.forOwn({ - 'escape': '{{- a }}', - 'evaluate': '{{ print(a) }}', - 'interpolate': '{{= a }}' - }, - function(value, key) { - var settings = { 'escape': null, 'evaluate': null, 'interpolate': null }; - settings[key] = delimiter[key]; - - var expected = '1 <%- a %> <% print(a) %> <%= a %>', - compiled = _.template(value + ' <%- a %> <% print(a) %> <%= a %>', settings), - data = { 'a': 1 }; - - assert.strictEqual(compiled(data), expected); - }); - }); - - QUnit.test('should work without delimiters', function(assert) { - assert.expect(1); - - var expected = 'abc'; - assert.strictEqual(_.template(expected)({}), expected); - }); - - QUnit.test('should work with `this` references', function(assert) { - assert.expect(2); - - var compiled = _.template('a<%= this.String("b") %>c'); - assert.strictEqual(compiled(), 'abc'); - - var object = { 'b': 'B' }; - object.compiled = _.template('A<%= this.b %>C', { 'variable': 'obj' }); - assert.strictEqual(object.compiled(), 'ABC'); - }); - - QUnit.test('should work with backslashes', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= a %> \\b'), - data = { 'a': 'A' }; - - assert.strictEqual(compiled(data), 'A \\b'); - }); - - QUnit.test('should work with escaped characters in string literals', function(assert) { - assert.expect(2); - - var compiled = _.template('<% print("\'\\n\\r\\t\\u2028\\u2029\\\\") %>'); - assert.strictEqual(compiled(), "'\n\r\t\u2028\u2029\\"); - - var data = { 'a': 'A' }; - compiled = _.template('\'\n\r\t<%= a %>\u2028\u2029\\"'); - assert.strictEqual(compiled(data), '\'\n\r\tA\u2028\u2029\\"'); - }); - - QUnit.test('should handle \\u2028 & \\u2029 characters', function(assert) { - assert.expect(1); - - var compiled = _.template('\u2028<%= "\\u2028\\u2029" %>\u2029'); - assert.strictEqual(compiled(), '\u2028\u2028\u2029\u2029'); - }); - - QUnit.test('should work with statements containing quotes', function(assert) { - assert.expect(1); - - var compiled = _.template("<%\ - if (a == 'A' || a == \"a\") {\ - %>'a',\"A\"<%\ - } %>" - ); - - var data = { 'a': 'A' }; - assert.strictEqual(compiled(data), "'a',\"A\""); - }); - - QUnit.test('should work with templates containing newlines and comments', function(assert) { - assert.expect(1); - - var compiled = _.template('<%\n\ - // A code comment.\n\ - if (value) { value += 3; }\n\ - %><p><%= value %></p>' - ); - - assert.strictEqual(compiled({ 'value': 3 }), '<p>6</p>'); - }); - - QUnit.test('should not error with IE conditional comments enabled (test with development build)', function(assert) { - assert.expect(1); - - var compiled = _.template(''), - pass = true; - - /*@cc_on @*/ - try { - compiled(); - } catch (e) { - pass = false; - } - assert.ok(pass); - }); - - QUnit.test('should tokenize delimiters', function(assert) { - assert.expect(1); - - var compiled = _.template('<span class="icon-<%= type %>2"></span>'), - data = { 'type': 1 }; - - assert.strictEqual(compiled(data), '<span class="icon-12"></span>'); - }); - - QUnit.test('should evaluate delimiters once', function(assert) { - assert.expect(1); - - var actual = [], - compiled = _.template('<%= func("a") %><%- func("b") %><% func("c") %>'), - data = { 'func': function(value) { actual.push(value); } }; - - compiled(data); - assert.deepEqual(actual, ['a', 'b', 'c']); - }); - - QUnit.test('should match delimiters before escaping text', function(assert) { - assert.expect(1); - - var compiled = _.template('<<\n a \n>>', { 'evaluate': /<<(.*?)>>/g }); - assert.strictEqual(compiled(), '<<\n a \n>>'); - }); - - QUnit.test('should resolve nullish values to an empty string', function(assert) { - assert.expect(3); - - var compiled = _.template('<%= a %><%- a %>'), - data = { 'a': null }; - - assert.strictEqual(compiled(data), ''); - - data = { 'a': undefined }; - assert.strictEqual(compiled(data), ''); - - data = { 'a': {} }; - compiled = _.template('<%= a.b %><%- a.b %>'); - assert.strictEqual(compiled(data), ''); - }); - - QUnit.test('should return an empty string for empty values', function(assert) { - assert.expect(1); - - var values = [, null, undefined, ''], - expected = lodashStable.map(values, stubString), - data = { 'a': 1 }; - - var actual = lodashStable.map(values, function(value, index) { - var compiled = index ? _.template(value) : _.template(); - return compiled(data); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should parse delimiters without newlines', function(assert) { - assert.expect(1); - - var expected = '<<\nprint("<p>" + (value ? "yes" : "no") + "</p>")\n>>', - compiled = _.template(expected, { 'evaluate': /<<(.+?)>>/g }), - data = { 'value': true }; - - assert.strictEqual(compiled(data), expected); - }); - - QUnit.test('should support recursive calls', function(assert) { - assert.expect(1); - - var compiled = _.template('<%= a %><% a = _.template(c)(obj) %><%= a %>'), - data = { 'a': 'A', 'b': 'B', 'c': '<%= b %>' }; - - assert.strictEqual(compiled(data), 'AB'); - }); - - QUnit.test('should coerce `text` argument to a string', function(assert) { - assert.expect(1); - - var object = { 'toString': lodashStable.constant('<%= a %>') }, - data = { 'a': 1 }; - - assert.strictEqual(_.template(object)(data), '1'); - }); - - QUnit.test('should not modify the `options` object', function(assert) { - assert.expect(1); - - var options = {}; - _.template('', options); - assert.deepEqual(options, {}); - }); - - QUnit.test('should not modify `_.templateSettings` when `options` are given', function(assert) { - assert.expect(2); - - var data = { 'a': 1 }; - - assert.notOk('a' in _.templateSettings); - _.template('', {}, data); - assert.notOk('a' in _.templateSettings); - - delete _.templateSettings.a; - }); - - QUnit.test('should not error for non-object `data` and `options` values', function(assert) { - assert.expect(2); - - var pass = true; - - try { - _.template('')(1); - } catch (e) { - pass = false; - } - assert.ok(pass, '`data` value'); - - pass = true; - - try { - _.template('', 1)(1); - } catch (e) { - pass = false; - } - assert.ok(pass, '`options` value'); - }); - - QUnit.test('should expose the source on compiled templates', function(assert) { - assert.expect(1); - - var compiled = _.template('x'), - values = [String(compiled), compiled.source], - expected = lodashStable.map(values, stubTrue); - - var actual = lodashStable.map(values, function(value) { - return lodashStable.includes(value, '__p'); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should expose the source on SyntaxErrors', function(assert) { - assert.expect(1); - - try { - _.template('<% if x %>'); - } catch (e) { - var source = e.source; - } - assert.ok(lodashStable.includes(source, '__p')); - }); - - QUnit.test('should not include sourceURLs in the source', function(assert) { - assert.expect(1); - - var options = { 'sourceURL': '/a/b/c' }, - compiled = _.template('x', options), - values = [compiled.source, undefined]; - - try { - _.template('<% if x %>', options); - } catch (e) { - values[1] = e.source; - } - var expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(values, function(value) { - return lodashStable.includes(value, 'sourceURL'); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = ['<%= a %>', '<%- b %>', '<% print(c) %>'], - compiles = lodashStable.map(array, _.template), - data = { 'a': 'one', 'b': '`two`', 'c': 'three' }; - - var actual = lodashStable.map(compiles, function(compiled) { - return compiled(data); - }); - - assert.deepEqual(actual, ['one', '`two`', 'three']); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.truncate'); - - (function() { - var string = 'hi-diddly-ho there, neighborino'; - - QUnit.test('should use a default `length` of `30`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.truncate(string), 'hi-diddly-ho there, neighbo...'); - }); - - QUnit.test('should not truncate if `string` is <= `length`', function(assert) { - assert.expect(2); - - assert.strictEqual(_.truncate(string, { 'length': string.length }), string); - assert.strictEqual(_.truncate(string, { 'length': string.length + 2 }), string); - }); - - QUnit.test('should truncate string the given length', function(assert) { - assert.expect(1); - - assert.strictEqual(_.truncate(string, { 'length': 24 }), 'hi-diddly-ho there, n...'); - }); - - QUnit.test('should support a `omission` option', function(assert) { - assert.expect(1); - - assert.strictEqual(_.truncate(string, { 'omission': ' [...]' }), 'hi-diddly-ho there, neig [...]'); - }); - - QUnit.test('should coerce nullish `omission` values to strings', function(assert) { - assert.expect(2); - - assert.strictEqual(_.truncate(string, { 'omission': null }), 'hi-diddly-ho there, neighbnull'); - assert.strictEqual(_.truncate(string, { 'omission': undefined }), 'hi-diddly-ho there, nundefined'); - }); - - QUnit.test('should support a `length` option', function(assert) { - assert.expect(1); - - assert.strictEqual(_.truncate(string, { 'length': 4 }), 'h...'); - }); - - QUnit.test('should support a `separator` option', function(assert) { - assert.expect(3); - - assert.strictEqual(_.truncate(string, { 'length': 24, 'separator': ' ' }), 'hi-diddly-ho there,...'); - assert.strictEqual(_.truncate(string, { 'length': 24, 'separator': /,? +/ }), 'hi-diddly-ho there...'); - assert.strictEqual(_.truncate(string, { 'length': 24, 'separator': /,? +/g }), 'hi-diddly-ho there...'); - }); - - QUnit.test('should treat negative `length` as `0`', function(assert) { - assert.expect(2); - - lodashStable.each([0, -2], function(length) { - assert.strictEqual(_.truncate(string, { 'length': length }), '...'); - }); - }); - - QUnit.test('should coerce `length` to an integer', function(assert) { - assert.expect(4); - - lodashStable.each(['', NaN, 4.6, '4'], function(length, index) { - var actual = index > 1 ? 'h...' : '...'; - assert.strictEqual(_.truncate(string, { 'length': { 'valueOf': lodashStable.constant(length) } }), actual); - }); - }); - - QUnit.test('should coerce `string` to a string', function(assert) { - assert.expect(2); - - assert.strictEqual(_.truncate(Object(string), { 'length': 4 }), 'h...'); - assert.strictEqual(_.truncate({ 'toString': lodashStable.constant(string) }, { 'length': 5 }), 'hi...'); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map([string, string, string], _.truncate), - truncated = 'hi-diddly-ho there, neighbo...'; - - assert.deepEqual(actual, [truncated, truncated, truncated]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.throttle'); - - (function() { - QUnit.test('should throttle a function', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - throttled = _.throttle(function() { callCount++; }, 32); - - throttled(); - throttled(); - throttled(); - - var lastCount = callCount; - assert.ok(callCount); - - setTimeout(function() { - assert.ok(callCount > lastCount); - done(); - }, 64); - }); - - QUnit.test('subsequent calls should return the result of the first call', function(assert) { - assert.expect(5); - - var done = assert.async(); - - var throttled = _.throttle(identity, 32), - results = [throttled('a'), throttled('b')]; - - assert.deepEqual(results, ['a', 'a']); - - setTimeout(function() { - var results = [throttled('c'), throttled('d')]; - assert.notEqual(results[0], 'a'); - assert.notStrictEqual(results[0], undefined); - - assert.notEqual(results[1], 'd'); - assert.notStrictEqual(results[1], undefined); - done(); - }, 64); - }); - - QUnit.test('should clear timeout when `func` is called', function(assert) { - assert.expect(1); - - var done = assert.async(); - - if (!isModularize) { - var callCount = 0, - dateCount = 0; - - var lodash = _.runInContext({ - 'Date': { - 'now': function() { - return ++dateCount == 5 ? Infinity : +new Date; - } - } - }); - - var throttled = lodash.throttle(function() { callCount++; }, 32); - - throttled(); - throttled(); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 64); - } - else { - skipAssert(assert); - done(); - } - }); - - QUnit.test('should not trigger a trailing call when invoked once', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - throttled = _.throttle(function() { callCount++; }, 32); - - throttled(); - assert.strictEqual(callCount, 1); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - done(); - }, 64); - }); - - lodashStable.times(2, function(index) { - QUnit.test('should trigger a call when invoked repeatedly' + (index ? ' and `leading` is `false`' : ''), function(assert) { - assert.expect(1); - - var done = assert.async(); - - var callCount = 0, - limit = (argv || isPhantom) ? 1000 : 320, - options = index ? { 'leading': false } : {}, - throttled = _.throttle(function() { callCount++; }, 32, options); - - var start = +new Date; - while ((new Date - start) < limit) { - throttled(); - } - var actual = callCount > 1; - setTimeout(function() { - assert.ok(actual); - done(); - }, 1); - }); - }); - - QUnit.test('should trigger a second throttled call as soon as possible', function(assert) { - assert.expect(3); - - var done = assert.async(); - - var callCount = 0; - - var throttled = _.throttle(function() { - callCount++; - }, 128, { 'leading': false }); - - throttled(); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - throttled(); - }, 192); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - }, 254); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 384); - }); - - QUnit.test('should apply default options', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - throttled = _.throttle(function() { callCount++; }, 32, {}); - - throttled(); - throttled(); - assert.strictEqual(callCount, 1); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 128); - }); - - QUnit.test('should support a `leading` option', function(assert) { - assert.expect(2); - - var withLeading = _.throttle(identity, 32, { 'leading': true }); - assert.strictEqual(withLeading('a'), 'a'); - - var withoutLeading = _.throttle(identity, 32, { 'leading': false }); - assert.strictEqual(withoutLeading('a'), undefined); - }); - - QUnit.test('should support a `trailing` option', function(assert) { - assert.expect(6); - - var done = assert.async(); - - var withCount = 0, - withoutCount = 0; - - var withTrailing = _.throttle(function(value) { - withCount++; - return value; - }, 64, { 'trailing': true }); - - var withoutTrailing = _.throttle(function(value) { - withoutCount++; - return value; - }, 64, { 'trailing': false }); - - assert.strictEqual(withTrailing('a'), 'a'); - assert.strictEqual(withTrailing('b'), 'a'); - - assert.strictEqual(withoutTrailing('a'), 'a'); - assert.strictEqual(withoutTrailing('b'), 'a'); - - setTimeout(function() { - assert.strictEqual(withCount, 2); - assert.strictEqual(withoutCount, 1); - done(); - }, 256); - }); - - QUnit.test('should not update `lastCalled`, at the end of the timeout, when `trailing` is `false`', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var callCount = 0; - - var throttled = _.throttle(function() { - callCount++; - }, 64, { 'trailing': false }); - - throttled(); - throttled(); - - setTimeout(function() { - throttled(); - throttled(); - }, 96); - - setTimeout(function() { - assert.ok(callCount > 1); - done(); - }, 192); - }); - - QUnit.test('should work with a system time of `0`', function(assert) { - assert.expect(3); - - var done = assert.async(); - - if (!isModularize) { - var callCount = 0, - dateCount = 0; - - var lodash = _.runInContext({ - 'Date': { - 'now': function() { - return ++dateCount < 4 ? 0 : +new Date; - } - } - }); - - var throttled = lodash.throttle(function(value) { - callCount++; - return value; - }, 32); - - var results = [throttled('a'), throttled('b'), throttled('c')]; - assert.deepEqual(results, ['a', 'a', 'a']); - assert.strictEqual(callCount, 1); - - setTimeout(function() { - assert.strictEqual(callCount, 2); - done(); - }, 64); - } - else { - skipAssert(assert, 3); - done(); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.debounce and lodash.throttle'); - - lodashStable.each(['debounce', 'throttle'], function(methodName) { - var func = _[methodName], - isDebounce = methodName == 'debounce'; - - QUnit.test('`_.' + methodName + '` should not error for non-object `options` values', function(assert) { - assert.expect(1); - - var pass = true; - - try { - func(noop, 32, 1); - } catch (e) { - pass = false; - } - assert.ok(pass); - }); - - QUnit.test('`_.' + methodName + '` should use a default `wait` of `0`', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var callCount = 0, - funced = func(function() { callCount++; }); - - funced(); - - setTimeout(function() { - funced(); - assert.strictEqual(callCount, isDebounce ? 1 : 2); - done(); - }, 32); - }); - - QUnit.test('`_.' + methodName + '` should invoke `func` with the correct `this` binding', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var actual = [], - object = { 'funced': func(function() { actual.push(this); }, 32) }, - expected = lodashStable.times(isDebounce ? 1 : 2, lodashStable.constant(object)); - - object.funced(); - if (!isDebounce) { - object.funced(); - } - setTimeout(function() { - assert.deepEqual(actual, expected); - done(); - }, 64); - }); - - QUnit.test('`_.' + methodName + '` supports recursive calls', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var actual = [], - args = lodashStable.map(['a', 'b', 'c'], function(chr) { return [{}, chr]; }), - expected = args.slice(), - queue = args.slice(); - - var funced = func(function() { - var current = [this]; - push.apply(current, arguments); - actual.push(current); - - var next = queue.shift(); - if (next) { - funced.call(next[0], next[1]); - } - }, 32); - - var next = queue.shift(); - funced.call(next[0], next[1]); - assert.deepEqual(actual, expected.slice(0, isDebounce ? 0 : 1)); - - setTimeout(function() { - assert.deepEqual(actual, expected.slice(0, actual.length)); - done(); - }, 256); - }); - - QUnit.test('`_.' + methodName + '` should work if the system time is set backwards', function(assert) { - assert.expect(1); - - var done = assert.async(); - - if (!isModularize) { - var callCount = 0, - dateCount = 0; - - var lodash = _.runInContext({ - 'Date': { - 'now': function() { - return ++dateCount == 4 - ? +new Date(2012, 3, 23, 23, 27, 18) - : +new Date; - } - } - }); - - var funced = lodash[methodName](function() { - callCount++; - }, 32); - - funced(); - - setTimeout(function() { - funced(); - assert.strictEqual(callCount, isDebounce ? 1 : 2); - done(); - }, 64); - } - else { - skipAssert(assert); - done(); - } - }); - - QUnit.test('`_.' + methodName + '` should support cancelling delayed calls', function(assert) { - assert.expect(1); - - var done = assert.async(); - - var callCount = 0; - - var funced = func(function() { - callCount++; - }, 32, { 'leading': false }); - - funced(); - funced.cancel(); - - setTimeout(function() { - assert.strictEqual(callCount, 0); - done(); - }, 64); - }); - - QUnit.test('`_.' + methodName + '` should reset `lastCalled` after cancelling', function(assert) { - assert.expect(3); - - var done = assert.async(); - - var callCount = 0; - - var funced = func(function() { - return ++callCount; - }, 32, { 'leading': true }); - - assert.strictEqual(funced(), 1); - funced.cancel(); - - assert.strictEqual(funced(), 2); - funced(); - - setTimeout(function() { - assert.strictEqual(callCount, 3); - done(); - }, 64); - }); - - QUnit.test('`_.' + methodName + '` should support flushing delayed calls', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0; - - var funced = func(function() { - return ++callCount; - }, 32, { 'leading': false }); - - funced(); - assert.strictEqual(funced.flush(), 1); - - setTimeout(function() { - assert.strictEqual(callCount, 1); - done(); - }, 64); - }); - - QUnit.test('`_.' + methodName + '` should noop `cancel` and `flush` when nothing is queued', function(assert) { - assert.expect(2); - - var done = assert.async(); - - var callCount = 0, - funced = func(function() { callCount++; }, 32); - - funced.cancel(); - assert.strictEqual(funced.flush(), undefined); - - setTimeout(function() { - assert.strictEqual(callCount, 0); - done(); - }, 64); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.times'); - - (function() { - QUnit.test('should coerce non-finite `n` values to `0`', function(assert) { - assert.expect(3); - - lodashStable.each([-Infinity, NaN, Infinity], function(n) { - assert.deepEqual(_.times(n), []); - }); - }); - - QUnit.test('should coerce `n` to an integer', function(assert) { - assert.expect(1); - - var actual = _.times(2.6, _.indentify); - assert.deepEqual(actual, [0, 1]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.times(1, function(assert) { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [0]); - }); - - QUnit.test('should use `_.identity` when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant([0, 1, 2])); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.times(3, value) : _.times(3); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an array of the results of each `iteratee` execution', function(assert) { - assert.expect(1); - - assert.deepEqual(_.times(3, doubled), [0, 2, 4]); - }); - - QUnit.test('should return an empty array for falsey and negative `n` arguments', function(assert) { - assert.expect(1); - - var values = falsey.concat(-1, -Infinity), - expected = lodashStable.map(values, stubArray); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.times(value) : _.times(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.deepEqual(_(3).times(), [0, 1, 2]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - assert.ok(_(3).chain().times() instanceof _); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toArray'); - - (function() { - QUnit.test('should convert objects to arrays', function(assert) { - assert.expect(1); - - assert.deepEqual(_.toArray({ 'a': 1, 'b': 2 }), [1, 2]); - }); - - QUnit.test('should convert iterables to arrays', function(assert) { - assert.expect(1); - - if (!isNpm && Symbol && Symbol.iterator) { - var object = { '0': 'a', 'length': 1 }; - object[Symbol.iterator] = arrayProto[Symbol.iterator]; - - assert.deepEqual(_.toArray(object), ['a']); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should convert maps to arrays', function(assert) { - assert.expect(1); - - if (Map) { - var map = new Map; - map.set('a', 1); - map.set('b', 2); - assert.deepEqual(_.toArray(map), [['a', 1], ['b', 2]]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should convert strings to arrays', function(assert) { - assert.expect(3); - - assert.deepEqual(_.toArray(''), []); - assert.deepEqual(_.toArray('ab'), ['a', 'b']); - assert.deepEqual(_.toArray(Object('ab')), ['a', 'b']); - }); - - QUnit.test('should work in a lazy sequence', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - actual = _(array).slice(1).map(String).toArray().value(); - - assert.deepEqual(actual, lodashStable.map(array.slice(1), String)); - - var object = lodashStable.zipObject(lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return ['key' + index, index]; - })); - - actual = _(object).toArray().slice(1).map(String).value(); - assert.deepEqual(actual, _.map(_.toArray(object).slice(1), String)); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toLower'); - - (function() { - QUnit.test('should convert whole string to lower case', function(assert) { - assert.expect(3); - - assert.deepEqual(_.toLower('--Foo-Bar--'), '--foo-bar--'); - assert.deepEqual(_.toLower('fooBar'), 'foobar'); - assert.deepEqual(_.toLower('__FOO_BAR__'), '__foo_bar__'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toUpper'); - - (function() { - QUnit.test('should convert whole string to upper case', function(assert) { - assert.expect(3); - - assert.deepEqual(_.toUpper('--Foo-Bar'), '--FOO-BAR'); - assert.deepEqual(_.toUpper('fooBar'), 'FOOBAR'); - assert.deepEqual(_.toUpper('__FOO_BAR__'), '__FOO_BAR__'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.slice and lodash.toArray'); - - lodashStable.each(['slice', 'toArray'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - array = [1, 2, 3], - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return a dense array', function(assert) { - assert.expect(3); - - var sparse = Array(3); - sparse[1] = 2; - - var actual = func(sparse); - - assert.ok('0' in actual); - assert.ok('2' in actual); - assert.deepEqual(actual, sparse); - }); - - QUnit.test('`_.' + methodName + '` should treat array-like objects like arrays', function(assert) { - assert.expect(2); - - var object = { '0': 'a', '1': 'b', '2': 'c', 'length': 3 }; - assert.deepEqual(func(object), ['a', 'b', 'c']); - assert.deepEqual(func(args), array); - }); - - QUnit.test('`_.' + methodName + '` should return a shallow clone of arrays', function(assert) { - assert.expect(2); - - var actual = func(array); - assert.deepEqual(actual, array); - assert.notStrictEqual(actual, array); - }); - - QUnit.test('`_.' + methodName + '` should work with a node list for `collection`', function(assert) { - assert.expect(1); - - if (document) { - try { - var actual = func(document.getElementsByTagName('body')); - } catch (e) {} - - assert.deepEqual(actual, [body]); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('toInteger methods'); - - lodashStable.each(['toInteger', 'toSafeInteger'], function(methodName) { - var func = _[methodName], - isSafe = methodName == 'toSafeInteger'; - - QUnit.test('`_.' + methodName + '` should convert values to integers', function(assert) { - assert.expect(6); - - assert.strictEqual(func(-5.6), -5); - assert.strictEqual(func('5.6'), 5); - assert.strictEqual(func(), 0); - assert.strictEqual(func(NaN), 0); - - var expected = isSafe ? MAX_SAFE_INTEGER : MAX_INTEGER; - assert.strictEqual(func(Infinity), expected); - assert.strictEqual(func(-Infinity), -expected); - }); - - QUnit.test('`_.' + methodName + '` should support `value` of `-0`', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / func(-0), -Infinity); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toLength'); - - (function() { - QUnit.test('should return a valid length', function(assert) { - assert.expect(4); - - assert.strictEqual(_.toLength(-1), 0); - assert.strictEqual(_.toLength('1'), 1); - assert.strictEqual(_.toLength(1.1), 1); - assert.strictEqual(_.toLength(MAX_INTEGER), MAX_ARRAY_LENGTH); - }); - - QUnit.test('should return `value` if a valid length', function(assert) { - assert.expect(3); - - assert.strictEqual(_.toLength(0), 0); - assert.strictEqual(_.toLength(3), 3); - assert.strictEqual(_.toLength(MAX_ARRAY_LENGTH), MAX_ARRAY_LENGTH); - }); - - QUnit.test('should convert `-0` to `0`', function(assert) { - assert.expect(1); - - assert.strictEqual(1 / _.toLength(-0), Infinity); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('number coercion methods'); - - lodashStable.each(['toFinite', 'toInteger', 'toNumber', 'toSafeInteger'], function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should preserve the sign of `0`', function(assert) { - assert.expect(2); - - var values = [0, '0', -0, '-0'], - expected = [[0, Infinity], [0, Infinity], [-0, -Infinity], [-0, -Infinity]]; - - lodashStable.times(2, function(index) { - var others = lodashStable.map(values, index ? Object : identity); - - var actual = lodashStable.map(others, function(value) { - var result = func(value); - return [result, 1 / result]; - }); - - assert.deepEqual(actual, expected); - }); - }); - }); - - lodashStable.each(['toFinite', 'toInteger', 'toLength', 'toNumber', 'toSafeInteger'], function(methodName) { - var func = _[methodName], - isToFinite = methodName == 'toFinite', - isToLength = methodName == 'toLength', - isToNumber = methodName == 'toNumber', - isToSafeInteger = methodName == 'toSafeInteger'; - - function negative(string) { - return '-' + string; - } - - function pad(string) { - return whitespace + string + whitespace; - } - - function positive(string) { - return '+' + string; - } - - QUnit.test('`_.' + methodName + '` should pass thru primitive number values', function(assert) { - assert.expect(1); - - var values = [0, 1, NaN]; - - var expected = lodashStable.map(values, function(value) { - return (!isToNumber && value !== value) ? 0 : value; - }); - - var actual = lodashStable.map(values, func); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert number primitives and objects to numbers', function(assert) { - assert.expect(1); - - var values = [2, 1.2, MAX_SAFE_INTEGER, MAX_INTEGER, Infinity, NaN]; - - var expected = lodashStable.map(values, function(value) { - if (!isToNumber) { - if (!isToFinite && value == 1.2) { - value = 1; - } - else if (value == Infinity) { - value = MAX_INTEGER; - } - else if (value !== value) { - value = 0; - } - if (isToLength || isToSafeInteger) { - value = Math.min(value, isToLength ? MAX_ARRAY_LENGTH : MAX_SAFE_INTEGER); - } - } - var neg = isToLength ? 0 : -value; - return [value, value, neg, neg]; - }); - - var actual = lodashStable.map(values, function(value) { - return [func(value), func(Object(value)), func(-value), func(Object(-value))]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert string primitives and objects to numbers', function(assert) { - assert.expect(1); - - var transforms = [identity, pad, positive, negative]; - - var values = [ - '10', '1.234567890', (MAX_SAFE_INTEGER + ''), - '1e+308', '1e308', '1E+308', '1E308', - '5e-324', '5E-324', - 'Infinity', 'NaN' - ]; - - var expected = lodashStable.map(values, function(value) { - var n = +value; - if (!isToNumber) { - if (!isToFinite && n == 1.234567890) { - n = 1; - } - else if (n == Infinity) { - n = MAX_INTEGER; - } - else if ((!isToFinite && n == Number.MIN_VALUE) || n !== n) { - n = 0; - } - if (isToLength || isToSafeInteger) { - n = Math.min(n, isToLength ? MAX_ARRAY_LENGTH : MAX_SAFE_INTEGER); - } - } - var neg = isToLength ? 0 : -n; - return [n, n, n, n, n, n, neg, neg]; - }); - - var actual = lodashStable.map(values, function(value) { - return lodashStable.flatMap(transforms, function(mod) { - return [func(mod(value)), func(Object(mod(value)))]; - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert binary/octal strings to numbers', function(assert) { - assert.expect(1); - - var numbers = [42, 5349, 1715004], - transforms = [identity, pad], - values = ['0b101010', '0o12345', '0x1a2b3c']; - - var expected = lodashStable.map(numbers, function(n) { - return lodashStable.times(8, lodashStable.constant(n)); - }); - - var actual = lodashStable.map(values, function(value) { - var upper = value.toUpperCase(); - return lodashStable.flatMap(transforms, function(mod) { - return [func(mod(value)), func(Object(mod(value))), func(mod(upper)), func(Object(mod(upper)))]; - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert invalid binary/octal strings to `' + (isToNumber ? 'NaN' : '0') + '`', function(assert) { - assert.expect(1); - - var transforms = [identity, pad, positive, negative], - values = ['0b', '0o', '0x', '0b1010102', '0o123458', '0x1a2b3x']; - - var expected = lodashStable.map(values, function(n) { - return lodashStable.times(8, lodashStable.constant(isToNumber ? NaN : 0)); - }); - - var actual = lodashStable.map(values, function(value) { - return lodashStable.flatMap(transforms, function(mod) { - return [func(mod(value)), func(Object(mod(value)))]; - }); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert symbols to `' + (isToNumber ? 'NaN' : '0') + '`', function(assert) { - assert.expect(1); - - if (Symbol) { - var object1 = Object(symbol), - object2 = Object(symbol), - values = [symbol, object1, object2], - expected = lodashStable.map(values, lodashStable.constant(isToNumber ? NaN : 0)); - - object2.valueOf = undefined; - var actual = lodashStable.map(values, func); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should convert empty values to `0` or `NaN`', function(assert) { - assert.expect(1); - - var values = falsey.concat(whitespace); - - var expected = lodashStable.map(values, function(value) { - return (isToNumber && value !== whitespace) ? Number(value) : 0; - }); - - var actual = lodashStable.map(values, function(value, index) { - return index ? func(value) : func(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce objects to numbers', function(assert) { - assert.expect(1); - - var values = [ - {}, - [], - [1], - [1, 2], - { 'valueOf': '1.1' }, - { 'valueOf': '1.1', 'toString': lodashStable.constant('2.2') }, - { 'valueOf': lodashStable.constant('1.1'), 'toString': '2.2' }, - { 'valueOf': lodashStable.constant('1.1'), 'toString': lodashStable.constant('2.2') }, - { 'valueOf': lodashStable.constant('-0x1a2b3c') }, - { 'toString': lodashStable.constant('-0x1a2b3c') }, - { 'valueOf': lodashStable.constant('0o12345') }, - { 'toString': lodashStable.constant('0o12345') }, - { 'valueOf': lodashStable.constant('0b101010') }, - { 'toString': lodashStable.constant('0b101010') } - ]; - - var expected = [ - NaN, 0, 1, NaN, - NaN, 2.2, 1.1, 1.1, - NaN, NaN, - 5349, 5349, - 42, 42 - ]; - - if (isToFinite) { - expected = [ - 0, 0, 1, 0, - 0, 2.2, 1.1, 1.1, - 0, 0, - 5349, 5349, - 42, 42 - ]; - } - else if (!isToNumber) { - expected = [ - 0, 0, 1, 0, - 0, 2, 1, 1, - 0, 0, - 5349, 5349, - 42, 42 - ]; - } - var actual = lodashStable.map(values, func); - - assert.deepEqual(actual, expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toPairs'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.entries, _.toPairs); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toPairsIn'); - - (function() { - QUnit.test('should be aliased', function(assert) { - assert.expect(1); - - assert.strictEqual(_.entriesIn, _.toPairsIn); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('toPairs methods'); - - lodashStable.each(['toPairs', 'toPairsIn'], function(methodName) { - var func = _[methodName], - isToPairs = methodName == 'toPairs'; - - QUnit.test('`_.' + methodName + '` should create an array of string keyed-value pairs', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2 }, - actual = lodashStable.sortBy(func(object), 0); - - assert.deepEqual(actual, [['a', 1], ['b', 2]]); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isToPairs ? 'not ' : '') + 'include inherited string keyed property values', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var expected = isToPairs ? [['a', 1]] : [['a', 1], ['b', 2]], - actual = lodashStable.sortBy(func(new Foo), 0); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should convert objects with a `length` property', function(assert) { - assert.expect(1); - - var object = { '0': 'a', '1': 'b', 'length': 2 }, - actual = lodashStable.sortBy(func(object), 0); - - assert.deepEqual(actual, [['0', 'a'], ['1', 'b'], ['length', 2]]); - }); - - QUnit.test('`_.' + methodName + '` should convert maps', function(assert) { - assert.expect(1); - - if (Map) { - var map = new Map; - map.set('a', 1); - map.set('b', 2); - assert.deepEqual(func(map), [['a', 1], ['b', 2]]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should convert sets', function(assert) { - assert.expect(1); - - if (Set) { - var set = new Set; - set.add(1); - set.add(2); - assert.deepEqual(func(set), [[1, 1], [2, 2]]); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should convert strings', function(assert) { - assert.expect(2); - - lodashStable.each(['xo', Object('xo')], function(string) { - var actual = lodashStable.sortBy(func(string), 0); - assert.deepEqual(actual, [['0', 'x'], ['1', 'o']]); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toPath'); - - (function() { - QUnit.test('should convert a string to a path', function(assert) { - assert.expect(2); - - assert.deepEqual(_.toPath('a.b.c'), ['a', 'b', 'c']); - assert.deepEqual(_.toPath('a[0].b.c'), ['a', '0', 'b', 'c']); - }); - - QUnit.test('should coerce array elements to strings', function(assert) { - assert.expect(4); - - var array = ['a', 'b', 'c']; - - lodashStable.each([array, lodashStable.map(array, Object)], function(value) { - var actual = _.toPath(value); - assert.deepEqual(actual, array); - assert.notStrictEqual(actual, array); - }); - }); - - QUnit.test('should a new path array', function(assert) { - assert.expect(1); - - assert.notStrictEqual(_.toPath('a.b.c'), _.toPath('a.b.c')); - }); - - QUnit.test('should not coerce symbols to strings', function(assert) { - assert.expect(4); - - if (Symbol) { - var object = Object(symbol); - lodashStable.each([symbol, object, [symbol], [object]], function(value) { - var actual = _.toPath(value); - assert.ok(lodashStable.isSymbol(actual[0])); - }); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should handle complex paths', function(assert) { - assert.expect(1); - - var actual = _.toPath('a[-1.23]["[\\"b\\"]"].c[\'[\\\'d\\\']\'][\ne\n][f].g'); - assert.deepEqual(actual, ['a', '-1.23', '["b"]', 'c', "['d']", '\ne\n', 'f', 'g']); - }); - - QUnit.test('should not ignore consecutive brackets and dots', function(assert) { - assert.expect(4); - - var expected = ['a', '']; - assert.deepEqual(_.toPath('a.'), expected); - assert.deepEqual(_.toPath('a[]'), expected); - - expected = ['a', '', 'b']; - assert.deepEqual(_.toPath('a..b'), expected); - assert.deepEqual(_.toPath('a[][]b'), expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toPlainObject'); - - (function() { - var args = arguments; - - QUnit.test('should flatten inherited string keyed properties', function(assert) { - assert.expect(1); - - function Foo() { - this.b = 2; - } - Foo.prototype.c = 3; - - var actual = lodashStable.assign({ 'a': 1 }, _.toPlainObject(new Foo)); - assert.deepEqual(actual, { 'a': 1, 'b': 2, 'c': 3 }); - }); - - QUnit.test('should convert `arguments` objects to plain objects', function(assert) { - assert.expect(1); - - var actual = _.toPlainObject(args), - expected = { '0': 1, '1': 2, '2': 3 }; - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should convert arrays to plain objects', function(assert) { - assert.expect(1); - - var actual = _.toPlainObject(['a', 'b', 'c']), - expected = { '0': 'a', '1': 'b', '2': 'c' }; - - assert.deepEqual(actual, expected); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.toString'); - - (function() { - QUnit.test('should treat nullish values as empty strings', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubString); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.toString(value) : _.toString(); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var values = [-0, Object(-0), 0, Object(0)], - expected = ['-0', '-0', '0', '0'], - actual = lodashStable.map(values, _.toString); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not error on symbols', function(assert) { - assert.expect(1); - - if (Symbol) { - try { - assert.strictEqual(_.toString(symbol), 'Symbol(a)'); - } catch (e) { - assert.ok(false, e.message); - } - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should return the `toString` result of the wrapped value', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _([1, 2, 3]); - assert.strictEqual(wrapped.toString(), '1,2,3'); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.transform'); - - (function() { - function Foo() { - this.a = 1; - this.b = 2; - this.c = 3; - } - - QUnit.test('should create an object with the same `[[Prototype]]` as `object` when `accumulator` is nullish', function(assert) { - assert.expect(4); - - var accumulators = [, null, undefined], - object = new Foo, - expected = lodashStable.map(accumulators, stubTrue); - - var iteratee = function(result, value, key) { - result[key] = square(value); - }; - - var mapper = function(accumulator, index) { - return index ? _.transform(object, iteratee, accumulator) : _.transform(object, iteratee); - }; - - var results = lodashStable.map(accumulators, mapper); - - var actual = lodashStable.map(results, function(result) { - return result instanceof Foo; - }); - - assert.deepEqual(actual, expected); - - expected = lodashStable.map(accumulators, lodashStable.constant({ 'a': 1, 'b': 4, 'c': 9 })); - actual = lodashStable.map(results, lodashStable.toPlainObject); - - assert.deepEqual(actual, expected); - - object = { 'a': 1, 'b': 2, 'c': 3 }; - actual = lodashStable.map(accumulators, mapper); - - assert.deepEqual(actual, expected); - - object = [1, 2, 3]; - expected = lodashStable.map(accumulators, lodashStable.constant([1, 4, 9])); - actual = lodashStable.map(accumulators, mapper); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should create regular arrays from typed arrays', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(typedArrays, stubTrue); - - var actual = lodashStable.map(typedArrays, function(type) { - var Ctor = root[type], - array = Ctor ? new Ctor(new ArrayBuffer(24)) : []; - - return lodashStable.isArray(_.transform(array, noop)); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should support an `accumulator` value', function(assert) { - assert.expect(6); - - var values = [new Foo, [1, 2, 3], { 'a': 1, 'b': 2, 'c': 3 }], - expected = lodashStable.map(values, lodashStable.constant([1, 4, 9])); - - var actual = lodashStable.map(values, function(value) { - return _.transform(value, function(result, value) { - result.push(square(value)); - }, []); - }); - - assert.deepEqual(actual, expected); - - var object = { 'a': 1, 'b': 4, 'c': 9 }, - expected = [object, { '0': 1, '1': 4, '2': 9 }, object]; - - actual = lodashStable.map(values, function(value) { - return _.transform(value, function(result, value, key) { - result[key] = square(value); - }, {}); - }); - - assert.deepEqual(actual, expected); - - lodashStable.each([[], {}], function(accumulator) { - var actual = lodashStable.map(values, function(value) { - return _.transform(value, noop, accumulator); - }); - - assert.ok(lodashStable.every(actual, function(result) { - return result === accumulator; - })); - - assert.strictEqual(_.transform(null, null, accumulator), accumulator); - }); - }); - - QUnit.test('should treat sparse arrays as dense', function(assert) { - assert.expect(1); - - var actual = _.transform(Array(1), function(result, value, index) { - result[index] = String(value); - }); - - assert.deepEqual(actual, ['undefined']); - }); - - QUnit.test('should work without an `iteratee` argument', function(assert) { - assert.expect(1); - - assert.ok(_.transform(new Foo) instanceof Foo); - }); - - QUnit.test('should ensure `object` is an object before using its `[[Prototype]]`', function(assert) { - assert.expect(2); - - var Ctors = [Boolean, Boolean, Number, Number, Number, String, String], - values = [false, true, 0, 1, NaN, '', 'a'], - expected = lodashStable.map(values, stubObject); - - var results = lodashStable.map(values, function(value) { - return _.transform(value); - }); - - assert.deepEqual(results, expected); - - expected = lodashStable.map(values, stubFalse); - - var actual = lodashStable.map(results, function(value, index) { - return value instanceof Ctors[index]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should ensure `object` constructor is a function before using its `[[Prototype]]`', function(assert) { - assert.expect(1); - - Foo.prototype.constructor = null; - assert.notOk(_.transform(new Foo) instanceof Foo); - Foo.prototype.constructor = Foo; - }); - - QUnit.test('should create an empty object when given a falsey `object` argument', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubObject); - - var actual = lodashStable.map(falsey, function(object, index) { - return index ? _.transform(object) : _.transform(); - }); - - assert.deepEqual(actual, expected); - }); - - lodashStable.each({ - 'array': [1, 2, 3], - 'object': { 'a': 1, 'b': 2, 'c': 3 } - }, - function(object, key) { - QUnit.test('should provide the correct `iteratee` arguments when transforming an ' + key, function(assert) { - assert.expect(2); - - var args; - - _.transform(object, function() { - args || (args = slice.call(arguments)); - }); - - var first = args[0]; - if (key == 'array') { - assert.ok(first !== object && lodashStable.isArray(first)); - assert.deepEqual(args, [first, 1, 0, object]); - } else { - assert.ok(first !== object && lodashStable.isPlainObject(first)); - assert.deepEqual(args, [first, 1, 'a', object]); - } - }); - }); - - QUnit.test('should create an object from the same realm as `object`', function(assert) { - assert.expect(1); - - var objects = lodashStable.filter(realm, function(value) { - return lodashStable.isObject(value) && !lodashStable.isElement(value); - }); - - var expected = lodashStable.map(objects, stubTrue); - - var actual = lodashStable.map(objects, function(object) { - var Ctor = object.constructor, - result = _.transform(object); - - if (result === object) { - return false; - } - if (lodashStable.isTypedArray(object)) { - return result instanceof Array; - } - return result instanceof Ctor || !(new Ctor instanceof Ctor); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('trim methods'); - - lodashStable.each(['trim', 'trimStart', 'trimEnd'], function(methodName, index) { - var func = _[methodName], - parts = []; - - if (index != 2) { - parts.push('leading'); - } - if (index != 1) { - parts.push('trailing'); - } - parts = parts.join(' and '); - - QUnit.test('`_.' + methodName + '` should remove ' + parts + ' whitespace', function(assert) { - assert.expect(1); - - var string = whitespace + 'a b c' + whitespace, - expected = (index == 2 ? whitespace : '') + 'a b c' + (index == 1 ? whitespace : ''); - - assert.strictEqual(func(string), expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce `string` to a string', function(assert) { - assert.expect(1); - - var object = { 'toString': lodashStable.constant(whitespace + 'a b c' + whitespace) }, - expected = (index == 2 ? whitespace : '') + 'a b c' + (index == 1 ? whitespace : ''); - - assert.strictEqual(func(object), expected); - }); - - QUnit.test('`_.' + methodName + '` should remove ' + parts + ' `chars`', function(assert) { - assert.expect(1); - - var string = '-_-a-b-c-_-', - expected = (index == 2 ? '-_-' : '') + 'a-b-c' + (index == 1 ? '-_-' : ''); - - assert.strictEqual(func(string, '_-'), expected); - }); - - QUnit.test('`_.' + methodName + '` should coerce `chars` to a string', function(assert) { - assert.expect(1); - - var object = { 'toString': lodashStable.constant('_-') }, - string = '-_-a-b-c-_-', - expected = (index == 2 ? '-_-' : '') + 'a-b-c' + (index == 1 ? '-_-' : ''); - - assert.strictEqual(func(string, object), expected); - }); - - QUnit.test('`_.' + methodName + '` should return an empty string for empty values and `chars`', function(assert) { - assert.expect(6); - - lodashStable.each([null, '_-'], function(chars) { - assert.strictEqual(func(null, chars), ''); - assert.strictEqual(func(undefined, chars), ''); - assert.strictEqual(func('', chars), ''); - }); - }); - - QUnit.test('`_.' + methodName + '` should work with `undefined` or empty string values for `chars`', function(assert) { - assert.expect(2); - - var string = whitespace + 'a b c' + whitespace, - expected = (index == 2 ? whitespace : '') + 'a b c' + (index == 1 ? whitespace : ''); - - assert.strictEqual(func(string, undefined), expected); - assert.strictEqual(func(string, ''), string); - }); - - QUnit.test('`_.' + methodName + '` should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var string = Object(whitespace + 'a b c' + whitespace), - trimmed = (index == 2 ? whitespace : '') + 'a b c' + (index == 1 ? whitespace : ''), - actual = lodashStable.map([string, string, string], func); - - assert.deepEqual(actual, [trimmed, trimmed, trimmed]); - }); - - QUnit.test('`_.' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var string = whitespace + 'a b c' + whitespace, - expected = (index == 2 ? whitespace : '') + 'a b c' + (index == 1 ? whitespace : ''); - - assert.strictEqual(_(string)[methodName](), expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var string = whitespace + 'a b c' + whitespace; - assert.ok(_(string).chain()[methodName]() instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('uncommon symbols'); - - (function() { - var flag = '\ud83c\uddfa\ud83c\uddf8', - heart = '\u2764' + emojiVar, - hearts = '\ud83d\udc95', - comboGlyph = '\ud83d\udc68\u200d' + heart + '\u200d\ud83d\udc8B\u200d\ud83d\udc68', - hashKeycap = '#' + emojiVar + '\u20e3', - leafs = '\ud83c\udf42', - mic = '\ud83c\udf99', - noMic = mic + '\u20e0', - raisedHand = '\u270B' + emojiVar, - rocket = '\ud83d\ude80', - thumbsUp = '\ud83d\udc4d'; - - QUnit.test('should account for astral symbols', function(assert) { - assert.expect(34); - - var allHearts = _.repeat(hearts, 10), - chars = hearts + comboGlyph, - string = 'A ' + leafs + ', ' + comboGlyph + ', and ' + rocket, - trimChars = comboGlyph + hearts, - trimString = trimChars + string + trimChars; - - assert.strictEqual(_.camelCase(hearts + ' the ' + leafs), hearts + 'The' + leafs); - assert.strictEqual(_.camelCase(string), 'a' + leafs + comboGlyph + 'And' + rocket); - assert.strictEqual(_.capitalize(rocket), rocket); - - assert.strictEqual(_.pad(string, 16), ' ' + string + ' '); - assert.strictEqual(_.padStart(string, 16), ' ' + string); - assert.strictEqual(_.padEnd(string, 16), string + ' '); - - assert.strictEqual(_.pad(string, 16, chars), hearts + string + chars); - assert.strictEqual(_.padStart(string, 16, chars), chars + hearts + string); - assert.strictEqual(_.padEnd(string, 16, chars), string + chars + hearts); - - assert.strictEqual(_.size(string), 13); - assert.deepEqual(_.split(string, ' '), ['A', leafs + ',', comboGlyph + ',', 'and', rocket]); - assert.deepEqual(_.split(string, ' ', 3), ['A', leafs + ',', comboGlyph + ',']); - assert.deepEqual(_.split(string, undefined), [string]); - assert.deepEqual(_.split(string, undefined, -1), [string]); - assert.deepEqual(_.split(string, undefined, 0), []); - - var expected = ['A', ' ', leafs, ',', ' ', comboGlyph, ',', ' ', 'a', 'n', 'd', ' ', rocket]; - - assert.deepEqual(_.split(string, ''), expected); - assert.deepEqual(_.split(string, '', 6), expected.slice(0, 6)); - assert.deepEqual(_.toArray(string), expected); - - assert.strictEqual(_.trim(trimString, chars), string); - assert.strictEqual(_.trimStart(trimString, chars), string + trimChars); - assert.strictEqual(_.trimEnd(trimString, chars), trimChars + string); - - assert.strictEqual(_.truncate(string, { 'length': 13 }), string); - assert.strictEqual(_.truncate(string, { 'length': 6 }), 'A ' + leafs + '...'); - - assert.deepEqual(_.words(string), ['A', leafs, comboGlyph, 'and', rocket]); - assert.deepEqual(_.toArray(hashKeycap), [hashKeycap]); - assert.deepEqual(_.toArray(noMic), [noMic]); - - lodashStable.times(2, function(index) { - var separator = index ? RegExp(hearts) : hearts, - options = { 'length': 4, 'separator': separator }, - actual = _.truncate(string, options); - - assert.strictEqual(actual, 'A...'); - assert.strictEqual(actual.length, 4); - - actual = _.truncate(allHearts, options); - assert.strictEqual(actual, hearts + '...'); - assert.strictEqual(actual.length, 5); - }); - }); - - QUnit.test('should account for combining diacritical marks', function(assert) { - assert.expect(1); - - var values = lodashStable.map(comboMarks, function(mark) { - return 'o' + mark; - }); - - var expected = lodashStable.map(values, function(value) { - return [1, [value], [value]]; - }); - - var actual = lodashStable.map(values, function(value) { - return [_.size(value), _.toArray(value), _.words(value)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should account for fitzpatrick modifiers', function(assert) { - assert.expect(1); - - var values = lodashStable.map(fitzModifiers, function(modifier) { - return thumbsUp + modifier; - }); - - var expected = lodashStable.map(values, function(value) { - return [1, [value], [value]]; - }); - - var actual = lodashStable.map(values, function(value) { - return [_.size(value), _.toArray(value), _.words(value)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should account for regional symbols', function(assert) { - assert.expect(6); - - var pair = flag.match(/\ud83c[\udde6-\uddff]/g), - regionals = pair.join(' '); - - assert.strictEqual(_.size(flag), 1); - assert.strictEqual(_.size(regionals), 3); - - assert.deepEqual(_.toArray(flag), [flag]); - assert.deepEqual(_.toArray(regionals), [pair[0], ' ', pair[1]]); - - assert.deepEqual(_.words(flag), [flag]); - assert.deepEqual(_.words(regionals), [pair[0], pair[1]]); - }); - - QUnit.test('should account for variation selectors', function(assert) { - assert.expect(3); - - assert.strictEqual(_.size(heart), 1); - assert.deepEqual(_.toArray(heart), [heart]); - assert.deepEqual(_.words(heart), [heart]); - }); - - QUnit.test('should account for variation selectors with fitzpatrick modifiers', function(assert) { - assert.expect(1); - - var values = lodashStable.map(fitzModifiers, function(modifier) { - return raisedHand + modifier; - }); - - var expected = lodashStable.map(values, function(value) { - return [1, [value], [value]]; - }); - - var actual = lodashStable.map(values, function(value) { - return [_.size(value), _.toArray(value), _.words(value)]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should match lone surrogates', function(assert) { - assert.expect(3); - - var pair = hearts.split(''), - surrogates = pair[0] + ' ' + pair[1]; - - assert.strictEqual(_.size(surrogates), 3); - assert.deepEqual(_.toArray(surrogates), [pair[0], ' ', pair[1]]); - assert.deepEqual(_.words(surrogates), []); - }); - - QUnit.test('should match side by side fitzpatrick modifiers separately ', function(assert) { - assert.expect(1); - - var string = fitzModifiers[0] + fitzModifiers[0]; - assert.deepEqual(_.toArray(string), [fitzModifiers[0], fitzModifiers[0]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unary'); - - (function() { - function fn() { - return slice.call(arguments); - } - - QUnit.test('should cap the number of arguments provided to `func`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(['6', '8', '10'], _.unary(parseInt)); - assert.deepEqual(actual, [6, 8, 10]); - }); - - QUnit.test('should work when provided less than the capped number of arguments', function(assert) { - assert.expect(1); - - var capped = _.unary(fn); - assert.deepEqual(capped(), []); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unescape'); - - (function() { - var escaped = '&<>"'\/', - unescaped = '&<>"\'\/'; - - escaped += escaped; - unescaped += unescaped; - - QUnit.test('should unescape entities in order', function(assert) { - assert.expect(1); - - assert.strictEqual(_.unescape('&lt;'), '<'); - }); - - QUnit.test('should unescape the proper entities', function(assert) { - assert.expect(1); - - assert.strictEqual(_.unescape(escaped), unescaped); - }); - - QUnit.test('should not unescape the "/" entity', function(assert) { - assert.expect(1); - - assert.strictEqual(_.unescape('/'), '/'); - }); - - QUnit.test('should handle strings with nothing to unescape', function(assert) { - assert.expect(1); - - assert.strictEqual(_.unescape('abc'), 'abc'); - }); - - QUnit.test('should unescape the same characters escaped by `_.escape`', function(assert) { - assert.expect(1); - - assert.strictEqual(_.unescape(_.escape(unescaped)), unescaped); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('union methods'); - - lodashStable.each(['union', 'unionBy', 'unionWith'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the union of two arrays', function(assert) { - assert.expect(1); - - var actual = func([2], [1, 2]); - assert.deepEqual(actual, [2, 1]); - }); - - QUnit.test('`_.' + methodName + '` should return the union of multiple arrays', function(assert) { - assert.expect(1); - - var actual = func([2], [1, 2], [2, 3]); - assert.deepEqual(actual, [2, 1, 3]); - }); - - QUnit.test('`_.' + methodName + '` should not flatten nested arrays', function(assert) { - assert.expect(1); - - var actual = func([1, 3, 2], [1, [5]], [2, [4]]); - assert.deepEqual(actual, [1, 3, 2, [5], [4]]); - }); - - QUnit.test('`_.' + methodName + '` should ignore values that are not arrays or `arguments` objects', function(assert) { - assert.expect(3); - - var array = [0]; - assert.deepEqual(func(array, 3, { '0': 1 }, null), array); - assert.deepEqual(func(null, array, null, [2, 1]), [0, 2, 1]); - assert.deepEqual(func(array, null, args, null), [0, 1, 2, 3]); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unionBy'); - - (function() { - QUnit.test('should accept an `iteratee` argument', function(assert) { - assert.expect(2); - - var actual = _.unionBy([2.1], [1.2, 2.3], Math.floor); - assert.deepEqual(actual, [2.1, 1.2]); - - actual = _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); - assert.deepEqual(actual, [{ 'x': 1 }, { 'x': 2 }]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.unionBy([2.1], [1.2, 2.3], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [2.1]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unionWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }], - others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }], - actual = _.unionWith(objects, others, lodashStable.isEqual); - - assert.deepEqual(actual, [objects[0], objects[1], others[0]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('uniq methods'); - - lodashStable.each(['uniq', 'uniqBy', 'uniqWith', 'sortedUniq', 'sortedUniqBy'], function(methodName) { - var func = _[methodName], - isSorted = /^sorted/.test(methodName), - objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }, { 'a': 2 }, { 'a': 3 }, { 'a': 1 }]; - - if (isSorted) { - objects = _.sortBy(objects, 'a'); - } - else { - QUnit.test('`_.' + methodName + '` should return unique values of an unsorted array', function(assert) { - assert.expect(1); - - var array = [2, 1, 2]; - assert.deepEqual(func(array), [2, 1]); - }); - } - QUnit.test('`_.' + methodName + '` should return unique values of a sorted array', function(assert) { - assert.expect(1); - - var array = [1, 2, 2]; - assert.deepEqual(func(array), [1, 2]); - }); - - QUnit.test('`_.' + methodName + '` should treat object instances as unique', function(assert) { - assert.expect(1); - - assert.deepEqual(func(objects), objects); - }); - - QUnit.test('`_.' + methodName + '` should treat `-0` as `0`', function(assert) { - assert.expect(1); - - var actual = lodashStable.map(func([-0, 0]), lodashStable.toString); - assert.deepEqual(actual, ['0']); - }); - - QUnit.test('`_.' + methodName + '` should match `NaN`', function(assert) { - assert.expect(1); - - assert.deepEqual(func([NaN, NaN]), [NaN]); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays', function(assert) { - assert.expect(1); - - var largeArray = [], - expected = [0, {}, 'a'], - count = Math.ceil(LARGE_ARRAY_SIZE / expected.length); - - lodashStable.each(expected, function(value) { - lodashStable.times(count, function() { - largeArray.push(value); - }); - }); - - assert.deepEqual(func(largeArray), expected); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of `-0` as `0`', function(assert) { - assert.expect(1); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return isEven(index) ? -0 : 0; - }); - - var actual = lodashStable.map(func(largeArray), lodashStable.toString); - assert.deepEqual(actual, ['0']); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of boolean, `NaN`, and nullish values', function(assert) { - assert.expect(1); - - var largeArray = [], - expected = [null, undefined, false, true, NaN], - count = Math.ceil(LARGE_ARRAY_SIZE / expected.length); - - lodashStable.each(expected, function(value) { - lodashStable.times(count, function() { - largeArray.push(value); - }); - }); - - assert.deepEqual(func(largeArray), expected); - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of symbols', function(assert) { - assert.expect(1); - - if (Symbol) { - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, Symbol); - assert.deepEqual(func(largeArray), largeArray); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should work with large arrays of well-known symbols', function(assert) { - assert.expect(1); - - // See http://www.ecma-international.org/ecma-262/6.0/#sec-well-known-symbols. - if (Symbol) { - var expected = [ - Symbol.hasInstance, Symbol.isConcatSpreadable, Symbol.iterator, - Symbol.match, Symbol.replace, Symbol.search, Symbol.species, - Symbol.split, Symbol.toPrimitive, Symbol.toStringTag, Symbol.unscopables - ]; - - var largeArray = [], - count = Math.ceil(LARGE_ARRAY_SIZE / expected.length); - - expected = lodashStable.map(expected, function(symbol) { - return symbol || {}; - }); - - lodashStable.each(expected, function(value) { - lodashStable.times(count, function() { - largeArray.push(value); - }); - }); - - assert.deepEqual(func(largeArray), expected); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should distinguish between numbers and numeric strings', function(assert) { - assert.expect(1); - - var largeArray = [], - expected = ['2', 2, Object('2'), Object(2)], - count = Math.ceil(LARGE_ARRAY_SIZE / expected.length); - - lodashStable.each(expected, function(value) { - lodashStable.times(count, function() { - largeArray.push(value); - }); - }); - - assert.deepEqual(func(largeArray), expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.uniq'); - - (function() { - QUnit.test('should perform an unsorted uniq when used as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var array = [[2, 1, 2], [1, 2, 1]], - actual = lodashStable.map(array, lodashStable.uniq); - - assert.deepEqual(actual, [[2, 1], [1, 2]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('uniqBy methods'); - - lodashStable.each(['uniqBy', 'sortedUniqBy'], function(methodName) { - var func = _[methodName], - isSorted = methodName == 'sortedUniqBy', - objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }, { 'a': 2 }, { 'a': 3 }, { 'a': 1 }]; - - if (isSorted) { - objects = _.sortBy(objects, 'a'); - } - QUnit.test('`_.' + methodName + '` should work with an `iteratee` argument', function(assert) { - assert.expect(1); - - var expected = isSorted ? [{ 'a': 1 }, { 'a': 2 }, { 'a': 3 }] : objects.slice(0, 3); - - var actual = func(objects, function(object) { - return object.a; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should work with large arrays', function(assert) { - assert.expect(2); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, function() { - return [1, 2]; - }); - - var actual = func(largeArray, String); - assert.strictEqual(actual[0], largeArray[0]); - assert.deepEqual(actual, [[1, 2]]); - }); - - QUnit.test('`_.' + methodName + '` should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - func(objects, function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [objects[0]]); - }); - - QUnit.test('`_.' + methodName + '` should work with `_.property` shorthands', function(assert) { - assert.expect(2); - - var expected = isSorted ? [{ 'a': 1 }, { 'a': 2 }, { 'a': 3 }] : objects.slice(0, 3), - actual = func(objects, 'a'); - - assert.deepEqual(actual, expected); - - var arrays = [[2], [3], [1], [2], [3], [1]]; - if (isSorted) { - arrays = lodashStable.sortBy(arrays, 0); - } - expected = isSorted ? [[1], [2], [3]] : arrays.slice(0, 3); - actual = func(arrays, 0); - - assert.deepEqual(actual, expected); - }); - - lodashStable.each({ - 'an array': [0, 'a'], - 'an object': { '0': 'a' }, - 'a number': 0, - 'a string': '0' - }, - function(iteratee, key) { - QUnit.test('`_.' + methodName + '` should work with ' + key + ' for `iteratee`', function(assert) { - assert.expect(1); - - var actual = func([['a'], ['a'], ['b']], iteratee); - assert.deepEqual(actual, [['a'], ['b']]); - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.uniqWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }], - actual = _.uniqWith(objects, lodashStable.isEqual); - - assert.deepEqual(actual, [objects[0], objects[1]]); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var largeArray = lodashStable.times(LARGE_ARRAY_SIZE, function(index) { - return isEven(index) ? -0 : 0; - }); - - var arrays = [[-0, 0], largeArray], - expected = lodashStable.map(arrays, lodashStable.constant(['-0'])); - - var actual = lodashStable.map(arrays, function(array) { - return lodashStable.map(_.uniqWith(array, lodashStable.eq), lodashStable.toString); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.uniqueId'); - - (function() { - QUnit.test('should generate unique ids', function(assert) { - assert.expect(1); - - var actual = lodashStable.times(1000, function(assert) { - return _.uniqueId(); - }); - - assert.strictEqual(lodashStable.uniq(actual).length, actual.length); - }); - - QUnit.test('should return a string value when not providing a prefix argument', function(assert) { - assert.expect(1); - - assert.strictEqual(typeof _.uniqueId(), 'string'); - }); - - QUnit.test('should coerce the prefix argument to a string', function(assert) { - assert.expect(1); - - var actual = [_.uniqueId(3), _.uniqueId(2), _.uniqueId(1)]; - assert.ok(/3\d+,2\d+,1\d+/.test(actual)); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unset'); - - (function() { - QUnit.test('should unset property values', function(assert) { - assert.expect(4); - - lodashStable.each(['a', ['a']], function(path) { - var object = { 'a': 1, 'c': 2 }; - assert.strictEqual(_.unset(object, path), true); - assert.deepEqual(object, { 'c': 2 }); - }); - }); - - QUnit.test('should preserve the sign of `0`', function(assert) { - assert.expect(1); - - var props = [-0, Object(-0), 0, Object(0)], - expected = lodashStable.map(props, lodashStable.constant([true, false])); - - var actual = lodashStable.map(props, function(key) { - var object = { '-0': 'a', '0': 'b' }; - return [_.unset(object, key), lodashStable.toString(key) in object]; - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should unset symbol keyed property values', function(assert) { - assert.expect(2); - - if (Symbol) { - var object = {}; - object[symbol] = 1; - - assert.strictEqual(_.unset(object, symbol), true); - assert.notOk(symbol in object); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should unset deep property values', function(assert) { - assert.expect(4); - - lodashStable.each(['a.b', ['a', 'b']], function(path) { - var object = { 'a': { 'b': null } }; - assert.strictEqual(_.unset(object, path), true); - assert.deepEqual(object, { 'a': {} }); - }); - }); - - QUnit.test('should handle complex paths', function(assert) { - assert.expect(4); - - var paths = [ - 'a[-1.23]["[\\"b\\"]"].c[\'[\\\'d\\\']\'][\ne\n][f].g', - ['a', '-1.23', '["b"]', 'c', "['d']", '\ne\n', 'f', 'g'] - ]; - - lodashStable.each(paths, function(path) { - var object = { 'a': { '-1.23': { '["b"]': { 'c': { "['d']": { '\ne\n': { 'f': { 'g': 8 } } } } } } } }; - assert.strictEqual(_.unset(object, path), true); - assert.notOk('g' in object.a[-1.23]['["b"]'].c["['d']"]['\ne\n'].f); - }); - }); - - QUnit.test('should return `true` for nonexistent paths', function(assert) { - assert.expect(5); - - var object = { 'a': { 'b': { 'c': null } } }; - - lodashStable.each(['z', 'a.z', 'a.b.z', 'a.b.c.z'], function(path) { - assert.strictEqual(_.unset(object, path), true); - }); - - assert.deepEqual(object, { 'a': { 'b': { 'c': null } } }); - }); - - QUnit.test('should not error when `object` is nullish', function(assert) { - assert.expect(1); - - var values = [null, undefined], - expected = [[true, true], [true, true]]; - - var actual = lodashStable.map(values, function(value) { - try { - return [_.unset(value, 'a.b'), _.unset(value, ['a', 'b'])]; - } catch (e) { - return e.message; - } - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should follow `path` over non-plain objects', function(assert) { - assert.expect(8); - - var object = { 'a': '' }, - paths = ['constructor.prototype.a', ['constructor', 'prototype', 'a']]; - - lodashStable.each(paths, function(path) { - numberProto.a = 1; - - var actual = _.unset(0, path); - assert.strictEqual(actual, true); - assert.notOk('a' in numberProto); - - delete numberProto.a; - }); - - lodashStable.each(['a.replace.b', ['a', 'replace', 'b']], function(path) { - stringProto.replace.b = 1; - - var actual = _.unset(object, path); - assert.strictEqual(actual, true); - assert.notOk('a' in stringProto.replace); - - delete stringProto.replace.b; - }); - }); - - QUnit.test('should return `false` for non-configurable properties', function(assert) { - assert.expect(1); - - var object = {}; - - if (!isStrict) { - defineProperty(object, 'a', { - 'configurable': false, - 'enumerable': true, - 'writable': true, - 'value': 1, - }); - assert.strictEqual(_.unset(object, 'a'), false); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unzipWith'); - - (function() { - QUnit.test('should unzip arrays combining regrouped elements with `iteratee`', function(assert) { - assert.expect(1); - - var array = [[1, 4], [2, 5], [3, 6]]; - - var actual = _.unzipWith(array, function(a, b, c) { - return a + b + c; - }); - - assert.deepEqual(actual, [6, 15]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.unzipWith([[1, 3, 5], [2, 4, 6]], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [1, 2]); - }); - - QUnit.test('should perform a basic unzip when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array = [[1, 3], [2, 4]], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant(_.unzip(array))); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.unzipWith(array, value) : _.unzipWith(array); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.updateWith'); - - (function() { - QUnit.test('should work with a `customizer` callback', function(assert) { - assert.expect(1); - - var actual = _.updateWith({ '0': {} }, '[0][1][2]', stubThree, function(value) { - return lodashStable.isObject(value) ? undefined : {}; - }); - - assert.deepEqual(actual, { '0': { '1': { '2': 3 } } }); - }); - - QUnit.test('should work with a `customizer` that returns `undefined`', function(assert) { - assert.expect(1); - - var actual = _.updateWith({}, 'a[0].b.c', stubFour, noop); - assert.deepEqual(actual, { 'a': [{ 'b': { 'c': 4 } }] }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('update methods'); - - lodashStable.each(['update', 'updateWith'], function(methodName) { - var func = _[methodName], - oldValue = 1; - - QUnit.test('`_.' + methodName + '` should invoke `updater` with the value on `path` of `object`', function(assert) { - assert.expect(4); - - var object = { 'a': [{ 'b': { 'c': oldValue } }] }, - expected = oldValue + 1; - - lodashStable.each(['a[0].b.c', ['a', '0', 'b', 'c']], function(path) { - func(object, path, function(n) { - assert.strictEqual(n, oldValue); - return ++n; - }); - - assert.strictEqual(object.a[0].b.c, expected); - object.a[0].b.c = oldValue; - }); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.upperCase'); - - (function() { - QUnit.test('should uppercase as space-separated words', function(assert) { - assert.expect(3); - - assert.strictEqual(_.upperCase('--foo-bar--'), 'FOO BAR'); - assert.strictEqual(_.upperCase('fooBar'), 'FOO BAR'); - assert.strictEqual(_.upperCase('__foo_bar__'), 'FOO BAR'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.upperFirst'); - - (function() { - QUnit.test('should uppercase only the first character', function(assert) { - assert.expect(3); - - assert.strictEqual(_.upperFirst('fred'), 'Fred'); - assert.strictEqual(_.upperFirst('Fred'), 'Fred'); - assert.strictEqual(_.upperFirst('FRED'), 'FRED'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('values methods'); - - lodashStable.each(['values', 'valuesIn'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - strictArgs = (function() { 'use strict'; return arguments; }(1, 2, 3)), - func = _[methodName], - isValues = methodName == 'values'; - - QUnit.test('`_.' + methodName + '` should get string keyed values of `object`', function(assert) { - assert.expect(1); - - var object = { 'a': 1, 'b': 2 }, - actual = func(object).sort(); - - assert.deepEqual(actual, [1, 2]); - }); - - QUnit.test('`_.' + methodName + '` should work with an object that has a `length` property', function(assert) { - assert.expect(1); - - var object = { '0': 'a', '1': 'b', 'length': 2 }, - actual = func(object).sort(); - - assert.deepEqual(actual, [2, 'a', 'b']); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isValues ? 'not ' : '') + 'include inherited string keyed property values', function(assert) { - assert.expect(1); - - function Foo() { - this.a = 1; - } - Foo.prototype.b = 2; - - var expected = isValues ? [1] : [1, 2], - actual = func(new Foo).sort(); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should work with `arguments` objects', function(assert) { - assert.expect(1); - - var values = [args, strictArgs], - expected = lodashStable.map(values, lodashStable.constant([1, 2, 3])); - - var actual = lodashStable.map(values, function(value) { - return func(value).sort(); - }); - - assert.deepEqual(actual, expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.without'); - - (function() { - QUnit.test('should return the difference of values', function(assert) { - assert.expect(1); - - var actual = _.without([2, 1, 2, 3], 1, 2); - assert.deepEqual(actual, [3]); - }); - - QUnit.test('should use strict equality to determine the values to reject', function(assert) { - assert.expect(2); - - var object1 = { 'a': 1 }, - object2 = { 'b': 2 }, - array = [object1, object2]; - - assert.deepEqual(_.without(array, { 'a': 1 }), array); - assert.deepEqual(_.without(array, object1), [object2]); - }); - - QUnit.test('should remove all occurrences of each value from an array', function(assert) { - assert.expect(1); - - var array = [1, 2, 3, 1, 2, 3]; - assert.deepEqual(_.without(array, 1, 2), [3, 3]); - }); - }(1, 2, 3)); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.words'); - - (function() { - QUnit.test('should treat latin-1 supplementary letters as words', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(burredLetters, function(letter) { - return [letter]; - }); - - var actual = lodashStable.map(burredLetters, function(letter) { - return _.words(letter); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not treat mathematical operators as words', function(assert) { - assert.expect(1); - - var operators = ['\xac', '\xb1', '\xd7', '\xf7'], - expected = lodashStable.map(operators, stubArray), - actual = lodashStable.map(operators, _.words); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not treat punctuation as words', function(assert) { - assert.expect(1); - - var marks = [ - '\u2012', '\u2013', '\u2014', '\u2015', - '\u2024', '\u2025', '\u2026', - '\u205d', '\u205e' - ]; - - var expected = lodashStable.map(marks, stubArray), - actual = lodashStable.map(marks, _.words); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should support a `pattern` argument', function(assert) { - assert.expect(2); - - assert.deepEqual(_.words('abcd', /ab|cd/g), ['ab', 'cd']); - assert.deepEqual(_.words('abcd', 'ab|cd'), ['ab']); - }); - - QUnit.test('should work with compound words', function(assert) { - assert.expect(12); - - assert.deepEqual(_.words('12Feet'), ['12', 'Feet']); - assert.deepEqual(_.words('aeiouAreVowels'), ['aeiou', 'Are', 'Vowels']); - assert.deepEqual(_.words('enable 6h format'), ['enable', '6', 'h', 'format']); - assert.deepEqual(_.words('enable 24H format'), ['enable', '24', 'H', 'format']); - assert.deepEqual(_.words('isISO8601'), ['is', 'ISO', '8601']); - assert.deepEqual(_.words('LETTERSAeiouAreVowels'), ['LETTERS', 'Aeiou', 'Are', 'Vowels']); - assert.deepEqual(_.words('tooLegit2Quit'), ['too', 'Legit', '2', 'Quit']); - assert.deepEqual(_.words('walk500Miles'), ['walk', '500', 'Miles']); - assert.deepEqual(_.words('xhr2Request'), ['xhr', '2', 'Request']); - assert.deepEqual(_.words('XMLHttp'), ['XML', 'Http']); - assert.deepEqual(_.words('XmlHTTP'), ['Xml', 'HTTP']); - assert.deepEqual(_.words('XmlHttp'), ['Xml', 'Http']); - }); - - QUnit.test('should work with compound words containing diacritical marks', function(assert) { - assert.expect(3); - - assert.deepEqual(_.words('LETTERSÆiouAreVowels'), ['LETTERS', 'Æiou', 'Are', 'Vowels']); - assert.deepEqual(_.words('æiouAreVowels'), ['æiou', 'Are', 'Vowels']); - assert.deepEqual(_.words('æiou2Consonants'), ['æiou', '2', 'Consonants']); - }); - - QUnit.test('should work with contractions', function(assert) { - assert.expect(2); - - var postfixes = ['d', 'll', 'm', 're', 's', 't', 've']; - - lodashStable.each(["'", '\u2019'], function(apos) { - var actual = lodashStable.map(postfixes, function(postfix) { - return _.words('a b' + apos + postfix + ' c'); - }); - - var expected = lodashStable.map(postfixes, function(postfix) { - return ['a', 'b' + apos + postfix, 'c']; - }); - - assert.deepEqual(actual, expected); - }); - }); - - QUnit.test('should work as an iteratee for methods like `_.map`', function(assert) { - assert.expect(1); - - var strings = lodashStable.map(['a', 'b', 'c'], Object), - actual = lodashStable.map(strings, _.words); - - assert.deepEqual(actual, [['a'], ['b'], ['c']]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.wrap'); - - (function() { - QUnit.test('should create a wrapped function', function(assert) { - assert.expect(1); - - var p = _.wrap(_.escape, function(func, text) { - return '<p>' + func(text) + '</p>'; - }); - - assert.strictEqual(p('fred, barney, & pebbles'), '<p>fred, barney, & pebbles</p>'); - }); - - QUnit.test('should provide the correct `wrapper` arguments', function(assert) { - assert.expect(1); - - var args; - - var wrapped = _.wrap(noop, function() { - args || (args = slice.call(arguments)); - }); - - wrapped(1, 2, 3); - assert.deepEqual(args, [noop, 1, 2, 3]); - }); - - QUnit.test('should use `_.identity` when `wrapper` is nullish', function(assert) { - assert.expect(1); - - var values = [, null, undefined], - expected = lodashStable.map(values, stubA); - - var actual = lodashStable.map(values, function(value, index) { - var wrapped = index ? _.wrap('a', value) : _.wrap('a'); - return wrapped('b', 'c'); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(1); - - var p = _.wrap(_.escape, function(func) { - return '<p>' + func(this.text) + '</p>'; - }); - - var object = { 'p': p, 'text': 'fred, barney, & pebbles' }; - assert.strictEqual(object.p(), '<p>fred, barney, & pebbles</p>'); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('xor methods'); - - lodashStable.each(['xor', 'xorBy', 'xorWith'], function(methodName) { - var args = (function() { return arguments; }(1, 2, 3)), - func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return the symmetric difference of two arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1], [2, 3]); - assert.deepEqual(actual, [1, 3]); - }); - - QUnit.test('`_.' + methodName + '` should return the symmetric difference of multiple arrays', function(assert) { - assert.expect(1); - - var actual = func([2, 1], [2, 3], [3, 4]); - assert.deepEqual(actual, [1, 4]); - }); - - QUnit.test('`_.' + methodName + '` should return an array of unique values', function(assert) { - assert.expect(2); - - var actual = func([1, 1, 2, 5], [2, 2, 3, 5], [3, 4, 5, 5]); - assert.deepEqual(actual, [1, 4, 5]); - - actual = func([1, 1]); - assert.deepEqual(actual, [1]); - }); - - QUnit.test('`_.' + methodName + '` should return a new array when a single array is given', function(assert) { - assert.expect(1); - - var array = [1]; - assert.notStrictEqual(func(array), array); - }); - - QUnit.test('`_.' + methodName + '` should ignore individual secondary arguments', function(assert) { - assert.expect(1); - - var array = [0]; - assert.deepEqual(func(array, 3, null, { '0': 1 }), array); - }); - - QUnit.test('`_.' + methodName + '` should ignore values that are not arrays or `arguments` objects', function(assert) { - assert.expect(3); - - var array = [1, 2]; - assert.deepEqual(func(array, 3, { '0': 1 }, null), array); - assert.deepEqual(func(null, array, null, [2, 3]), [1, 3]); - assert.deepEqual(func(array, null, args, null), [3]); - }); - - QUnit.test('`_.' + methodName + '` should return a wrapped value when chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _([1, 2, 3])[methodName]([5, 2, 1, 4]); - assert.ok(wrapped instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_.' + methodName + '` should work when in a lazy sequence before `head` or `last`', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array = lodashStable.range(LARGE_ARRAY_SIZE + 1), - wrapped = _(array).slice(1)[methodName]([LARGE_ARRAY_SIZE, LARGE_ARRAY_SIZE + 1]); - - var actual = lodashStable.map(['head', 'last'], function(methodName) { - return wrapped[methodName](); - }); - - assert.deepEqual(actual, [1, LARGE_ARRAY_SIZE + 1]); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.xorBy'); - - (function() { - QUnit.test('should accept an `iteratee` argument', function(assert) { - assert.expect(2); - - var actual = _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor); - assert.deepEqual(actual, [1.2, 3.4]); - - actual = _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); - assert.deepEqual(actual, [{ 'x': 2 }]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.xorBy([2.1, 1.2], [2.3, 3.4], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [2.3]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.xorWith'); - - (function() { - QUnit.test('should work with a `comparator` argument', function(assert) { - assert.expect(1); - - var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }], - others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }], - actual = _.xorWith(objects, others, lodashStable.isEqual); - - assert.deepEqual(actual, [objects[1], others[0]]); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('zipObject methods'); - - lodashStable.each(['zipObject', 'zipObjectDeep'], function(methodName) { - var func = _[methodName], - object = { 'barney': 36, 'fred': 40 }, - isDeep = methodName == 'zipObjectDeep'; - - QUnit.test('`_.' + methodName + '` should zip together key/value arrays into an object', function(assert) { - assert.expect(1); - - var actual = func(['barney', 'fred'], [36, 40]); - assert.deepEqual(actual, object); - }); - - QUnit.test('`_.' + methodName + '` should ignore extra `values`', function(assert) { - assert.expect(1); - - assert.deepEqual(func(['a'], [1, 2]), { 'a': 1 }); - }); - - QUnit.test('`_.' + methodName + '` should assign `undefined` values for extra `keys`', function(assert) { - assert.expect(1); - - assert.deepEqual(func(['a', 'b'], [1]), { 'a': 1, 'b': undefined }); - }); - - QUnit.test('`_.' + methodName + '` should ' + (isDeep ? '' : 'not ') + 'support deep paths', function(assert) { - assert.expect(2); - - lodashStable.each(['a.b.c', ['a', 'b', 'c']], function(path, index) { - var expected = isDeep ? ({ 'a': { 'b': { 'c': 1 } } }) : (index ? { 'a,b,c': 1 } : { 'a.b.c': 1 }); - assert.deepEqual(func([path], [1]), expected); - }); - }); - - QUnit.test('`_.' + methodName + '` should work in a lazy sequence', function(assert) { - assert.expect(1); - - if (!isNpm) { - var values = lodashStable.range(LARGE_ARRAY_SIZE), - props = lodashStable.map(values, function(value) { return 'key' + value; }), - actual = _(props)[methodName](values).map(square).filter(isEven).take().value(); - - assert.deepEqual(actual, _.take(_.filter(_.map(func(props, values), square), isEven))); - } - else { - skipAssert(assert); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.zipWith'); - - (function() { - QUnit.test('should zip arrays combining grouped elements with `iteratee`', function(assert) { - assert.expect(2); - - var array1 = [1, 2, 3], - array2 = [4, 5, 6], - array3 = [7, 8, 9]; - - var actual = _.zipWith(array1, array2, array3, function(a, b, c) { - return a + b + c; - }); - - assert.deepEqual(actual, [12, 15, 18]); - - var actual = _.zipWith(array1, [], function(a, b) { - return a + (b || 0); - }); - - assert.deepEqual(actual, [1, 2, 3]); - }); - - QUnit.test('should provide the correct `iteratee` arguments', function(assert) { - assert.expect(1); - - var args; - - _.zipWith([1, 2], [3, 4], [5, 6], function() { - args || (args = slice.call(arguments)); - }); - - assert.deepEqual(args, [1, 3, 5]); - }); - - QUnit.test('should perform a basic zip when `iteratee` is nullish', function(assert) { - assert.expect(1); - - var array1 = [1, 2], - array2 = [3, 4], - values = [, null, undefined], - expected = lodashStable.map(values, lodashStable.constant(_.zip(array1, array2))); - - var actual = lodashStable.map(values, function(value, index) { - return index ? _.zipWith(array1, array2, value) : _.zipWith(array1, array2); - }); - - assert.deepEqual(actual, expected); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash.unzip and lodash.zip'); - - lodashStable.each(['unzip', 'zip'], function(methodName, index) { - var func = _[methodName]; - func = lodashStable.bind(index ? func.apply : func.call, func, null); - - var object = { - 'an empty array': [ - [], - [] - ], - '0-tuples': [ - [[], []], - [] - ], - '2-tuples': [ - [['barney', 'fred'], [36, 40]], - [['barney', 36], ['fred', 40]] - ], - '3-tuples': [ - [['barney', 'fred'], [36, 40], [false, true]], - [['barney', 36, false], ['fred', 40, true]] - ] - }; - - lodashStable.forOwn(object, function(pair, key) { - QUnit.test('`_.' + methodName + '` should work with ' + key, function(assert) { - assert.expect(2); - - var actual = func(pair[0]); - assert.deepEqual(actual, pair[1]); - assert.deepEqual(func(actual), actual.length ? pair[0] : []); - }); - }); - - QUnit.test('`_.' + methodName + '` should work with tuples of different lengths', function(assert) { - assert.expect(4); - - var pair = [ - [['barney', 36], ['fred', 40, false]], - [['barney', 'fred'], [36, 40], [undefined, false]] - ]; - - var actual = func(pair[0]); - assert.ok('0' in actual[2]); - assert.deepEqual(actual, pair[1]); - - actual = func(actual); - assert.ok('2' in actual[0]); - assert.deepEqual(actual, [['barney', 36, undefined], ['fred', 40, false]]); - }); - - QUnit.test('`_.' + methodName + '` should treat falsey values as empty arrays', function(assert) { - assert.expect(1); - - var expected = lodashStable.map(falsey, stubArray); - - var actual = lodashStable.map(falsey, function(value) { - return func([value, value, value]); - }); - - assert.deepEqual(actual, expected); - }); - - QUnit.test('`_.' + methodName + '` should ignore values that are not arrays or `arguments` objects', function(assert) { - assert.expect(1); - - var array = [[1, 2], [3, 4], null, undefined, { '0': 1 }]; - assert.deepEqual(func(array), [[1, 3], [2, 4]]); - }); - - QUnit.test('`_.' + methodName + '` should support consuming its return value', function(assert) { - assert.expect(1); - - var expected = [['barney', 'fred'], [36, 40]]; - assert.deepEqual(func(func(func(func(expected)))), expected); - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).commit'); - - (function() { - QUnit.test('should execute the chained sequence and returns the wrapped result', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = [1], - wrapped = _(array).push(2).push(3); - - assert.deepEqual(array, [1]); - - var otherWrapper = wrapped.commit(); - assert.ok(otherWrapper instanceof _); - assert.deepEqual(otherWrapper.value(), [1, 2, 3]); - assert.deepEqual(wrapped.value(), [1, 2, 3, 2, 3]); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should track the `__chain__` value of a wrapper', function(assert) { - assert.expect(2); - - if (!isNpm) { - var wrapped = _([1]).chain().commit().head(); - assert.ok(wrapped instanceof _); - assert.strictEqual(wrapped.value(), 1); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).next'); - - lodashStable.each([false, true], function(implict) { - function chain(value) { - return implict ? _(value) : _.chain(value); - } - - var chainType = 'in an ' + (implict ? 'implict' : 'explict') + ' chain'; - - QUnit.test('should follow the iterator protocol ' + chainType, function(assert) { - assert.expect(3); - - if (!isNpm) { - var wrapped = chain([1, 2]); - - assert.deepEqual(wrapped.next(), { 'done': false, 'value': 1 }); - assert.deepEqual(wrapped.next(), { 'done': false, 'value': 2 }); - assert.deepEqual(wrapped.next(), { 'done': true, 'value': undefined }); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should act as an iterable ' + chainType, function(assert) { - assert.expect(2); - - if (!isNpm && Symbol && Symbol.iterator) { - var array = [1, 2], - wrapped = chain(array); - - assert.strictEqual(wrapped[Symbol.iterator](), wrapped); - assert.deepEqual(lodashStable.toArray(wrapped), array); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should use `_.toArray` to generate the iterable result ' + chainType, function(assert) { - assert.expect(3); - - if (!isNpm && Array.from) { - var hearts = '\ud83d\udc95', - values = [[1], { 'a': 1 }, hearts]; - - lodashStable.each(values, function(value) { - var wrapped = chain(value); - assert.deepEqual(Array.from(wrapped), _.toArray(value)); - }); - } - else { - skipAssert(assert, 3); - } - }); - - QUnit.test('should reset the iterator correctly ' + chainType, function(assert) { - assert.expect(4); - - if (!isNpm && Symbol && Symbol.iterator) { - var array = [1, 2], - wrapped = chain(array); - - assert.deepEqual(lodashStable.toArray(wrapped), array); - assert.deepEqual(lodashStable.toArray(wrapped), [], 'produces an empty array for exhausted iterator'); - - var other = wrapped.filter(); - assert.deepEqual(lodashStable.toArray(other), array, 'reset for new chain segments'); - assert.deepEqual(lodashStable.toArray(wrapped), [], 'iterator is still exhausted'); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should work in a lazy sequence ' + chainType, function(assert) { - assert.expect(3); - - if (!isNpm && Symbol && Symbol.iterator) { - var array = lodashStable.range(LARGE_ARRAY_SIZE), - predicate = function(value) { values.push(value); return isEven(value); }, - values = [], - wrapped = chain(array); - - assert.deepEqual(lodashStable.toArray(wrapped), array); - - wrapped = wrapped.filter(predicate); - assert.deepEqual(lodashStable.toArray(wrapped), _.filter(array, isEven), 'reset for new lazy chain segments'); - assert.deepEqual(values, array, 'memoizes iterator values'); - } - else { - skipAssert(assert, 3); - } - }); - }); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).plant'); - - (function() { - QUnit.test('should clone the chained sequence planting `value` as the wrapped value', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array1 = [5, null, 3, null, 1], - array2 = [10, null, 8, null, 6], - wrapped1 = _(array1).thru(_.compact).map(square).takeRight(2).sort(), - wrapped2 = wrapped1.plant(array2); - - assert.deepEqual(wrapped2.value(), [36, 64]); - assert.deepEqual(wrapped1.value(), [1, 9]); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should clone `chainAll` settings', function(assert) { - assert.expect(1); - - if (!isNpm) { - var array1 = [2, 4], - array2 = [6, 8], - wrapped1 = _(array1).chain().map(square), - wrapped2 = wrapped1.plant(array2); - - assert.deepEqual(wrapped2.head().value(), 36); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should reset iterator data on cloned sequences', function(assert) { - assert.expect(3); - - if (!isNpm && Symbol && Symbol.iterator) { - var array1 = [2, 4], - array2 = [6, 8], - wrapped1 = _(array1).map(square); - - assert.deepEqual(lodashStable.toArray(wrapped1), [4, 16]); - assert.deepEqual(lodashStable.toArray(wrapped1), []); - - var wrapped2 = wrapped1.plant(array2); - assert.deepEqual(lodashStable.toArray(wrapped2), [36, 64]); - } - else { - skipAssert(assert, 3); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).pop'); - - (function() { - QUnit.test('should remove elements from the end of `array`', function(assert) { - assert.expect(5); - - if (!isNpm) { - var array = [1, 2], - wrapped = _(array); - - assert.strictEqual(wrapped.pop(), 2); - assert.deepEqual(wrapped.value(), [1]); - assert.strictEqual(wrapped.pop(), 1); - - var actual = wrapped.value(); - assert.strictEqual(actual, array); - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 5); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).pop() : _().pop(); - return result === undefined; - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).push'); - - (function() { - QUnit.test('should append elements to `array`', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = [1], - wrapped = _(array).push(2, 3), - actual = wrapped.value(); - - assert.strictEqual(actual, array); - assert.deepEqual(actual, [1, 2, 3]); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).push(1).value() : _().push(1).value(); - return lodashStable.eq(result, value); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).shift'); - - (function() { - QUnit.test('should remove elements from the front of `array`', function(assert) { - assert.expect(5); - - if (!isNpm) { - var array = [1, 2], - wrapped = _(array); - - assert.strictEqual(wrapped.shift(), 1); - assert.deepEqual(wrapped.value(), [2]); - assert.strictEqual(wrapped.shift(), 2); - - var actual = wrapped.value(); - assert.strictEqual(actual, array); - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 5); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).shift() : _().shift(); - return result === undefined; - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).sort'); - - (function() { - QUnit.test('should return the wrapped sorted `array`', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = [3, 1, 2], - wrapped = _(array).sort(), - actual = wrapped.value(); - - assert.strictEqual(actual, array); - assert.deepEqual(actual, [1, 2, 3]); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).sort().value() : _().sort().value(); - return lodashStable.eq(result, value); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).splice'); - - (function() { - QUnit.test('should support removing and inserting elements', function(assert) { - assert.expect(5); - - if (!isNpm) { - var array = [1, 2], - wrapped = _(array); - - assert.deepEqual(wrapped.splice(1, 1, 3).value(), [2]); - assert.deepEqual(wrapped.value(), [1, 3]); - assert.deepEqual(wrapped.splice(0, 2).value(), [1, 3]); - - var actual = wrapped.value(); - assert.strictEqual(actual, array); - assert.deepEqual(actual, []); - } - else { - skipAssert(assert, 5); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).splice(0, 1).value() : _().splice(0, 1).value(); - return lodashStable.isEqual(result, []); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).unshift'); - - (function() { - QUnit.test('should prepend elements to `array`', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = [3], - wrapped = _(array).unshift(1, 2), - actual = wrapped.value(); - - assert.strictEqual(actual, array); - assert.deepEqual(actual, [1, 2, 3]); - } - else { - skipAssert(assert, 2); - } - }); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(1); - - if (!isNpm) { - var expected = lodashStable.map(falsey, stubTrue); - - var actual = lodashStable.map(falsey, function(value, index) { - try { - var result = index ? _(value).unshift(1).value() : _().unshift(1).value(); - return lodashStable.eq(result, value); - } catch (e) {} - }); - - assert.deepEqual(actual, expected); - } - else { - skipAssert(assert); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...).value'); - - (function() { - QUnit.test('should execute the chained sequence and extract the unwrapped value', function(assert) { - assert.expect(4); - - if (!isNpm) { - var array = [1], - wrapped = _(array).push(2).push(3); - - assert.deepEqual(array, [1]); - assert.deepEqual(wrapped.value(), [1, 2, 3]); - assert.deepEqual(wrapped.value(), [1, 2, 3, 2, 3]); - assert.deepEqual(array, [1, 2, 3, 2, 3]); - } - else { - skipAssert(assert, 4); - } - }); - - QUnit.test('should return the `valueOf` result of the wrapped value', function(assert) { - assert.expect(1); - - if (!isNpm) { - var wrapped = _(123); - assert.strictEqual(Number(wrapped), 123); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should stringify the wrapped value when used by `JSON.stringify`', function(assert) { - assert.expect(1); - - if (!isNpm && JSON) { - var wrapped = _([1, 2, 3]); - assert.strictEqual(JSON.stringify(wrapped), '[1,2,3]'); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('should be aliased', function(assert) { - assert.expect(2); - - if (!isNpm) { - var expected = _.prototype.value; - assert.strictEqual(_.prototype.toJSON, expected); - assert.strictEqual(_.prototype.valueOf, expected); - } - else { - skipAssert(assert, 2); - } - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...) methods that return the wrapped modified array'); - - (function() { - var funcs = [ - 'push', - 'reverse', - 'sort', - 'unshift' - ]; - - lodashStable.each(funcs, function(methodName) { - QUnit.test('`_(...).' + methodName + '` should return a new wrapper', function(assert) { - assert.expect(2); - - if (!isNpm) { - var array = [1, 2, 3], - wrapped = _(array), - actual = wrapped[methodName](); - - assert.ok(actual instanceof _); - assert.notStrictEqual(actual, wrapped); - } - else { - skipAssert(assert, 2); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...) methods that return new wrapped values'); - - (function() { - var funcs = [ - 'castArray', - 'concat', - 'difference', - 'differenceBy', - 'differenceWith', - 'intersection', - 'intersectionBy', - 'intersectionWith', - 'pull', - 'pullAll', - 'pullAt', - 'sampleSize', - 'shuffle', - 'slice', - 'splice', - 'split', - 'toArray', - 'union', - 'unionBy', - 'unionWith', - 'uniq', - 'uniqBy', - 'uniqWith', - 'words', - 'xor', - 'xorBy', - 'xorWith' - ]; - - lodashStable.each(funcs, function(methodName) { - QUnit.test('`_(...).' + methodName + '` should return a new wrapped value', function(assert) { - assert.expect(2); - - if (!isNpm) { - var value = methodName == 'split' ? 'abc' : [1, 2, 3], - wrapped = _(value), - actual = wrapped[methodName](); - - assert.ok(actual instanceof _); - assert.notStrictEqual(actual, wrapped); - } - else { - skipAssert(assert, 2); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash(...) methods that return unwrapped values'); - - (function() { - var funcs = [ - 'add', - 'camelCase', - 'capitalize', - 'ceil', - 'clone', - 'deburr', - 'divide', - 'endsWith', - 'escape', - 'escapeRegExp', - 'every', - 'find', - 'floor', - 'has', - 'hasIn', - 'head', - 'includes', - 'isArguments', - 'isArray', - 'isArrayBuffer', - 'isArrayLike', - 'isBoolean', - 'isBuffer', - 'isDate', - 'isElement', - 'isEmpty', - 'isEqual', - 'isError', - 'isFinite', - 'isFunction', - 'isInteger', - 'isMap', - 'isNaN', - 'isNative', - 'isNil', - 'isNull', - 'isNumber', - 'isObject', - 'isObjectLike', - 'isPlainObject', - 'isRegExp', - 'isSafeInteger', - 'isSet', - 'isString', - 'isUndefined', - 'isWeakMap', - 'isWeakSet', - 'join', - 'kebabCase', - 'last', - 'lowerCase', - 'lowerFirst', - 'max', - 'maxBy', - 'min', - 'minBy', - 'multiply', - 'nth', - 'pad', - 'padEnd', - 'padStart', - 'parseInt', - 'pop', - 'random', - 'reduce', - 'reduceRight', - 'repeat', - 'replace', - 'round', - 'sample', - 'shift', - 'size', - 'snakeCase', - 'some', - 'startCase', - 'startsWith', - 'subtract', - 'sum', - 'toFinite', - 'toInteger', - 'toLower', - 'toNumber', - 'toSafeInteger', - 'toString', - 'toUpper', - 'trim', - 'trimEnd', - 'trimStart', - 'truncate', - 'unescape', - 'upperCase', - 'upperFirst' - ]; - - lodashStable.each(funcs, function(methodName) { - QUnit.test('`_(...).' + methodName + '` should return an unwrapped value when implicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _()[methodName](); - assert.notOk(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - - QUnit.test('`_(...).' + methodName + '` should return a wrapped value when explicitly chaining', function(assert) { - assert.expect(1); - - if (!isNpm) { - var actual = _().chain()[methodName](); - assert.ok(actual instanceof _); - } - else { - skipAssert(assert); - } - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('"Arrays" category methods'); - - (function() { - var args = (function() { return arguments; }(1, null, [3], null, 5)), - sortedArgs = (function() { return arguments; }(1, [3], 5, null, null)), - array = [1, 2, 3, 4, 5, 6]; - - QUnit.test('should work with `arguments` objects', function(assert) { - assert.expect(30); - - function message(methodName) { - return '`_.' + methodName + '` should work with `arguments` objects'; - } - - assert.deepEqual(_.difference(args, [null]), [1, [3], 5], message('difference')); - assert.deepEqual(_.difference(array, args), [2, 3, 4, 6], '_.difference should work with `arguments` objects as secondary arguments'); - - assert.deepEqual(_.union(args, [null, 6]), [1, null, [3], 5, 6], message('union')); - assert.deepEqual(_.union(array, args), array.concat([null, [3]]), '_.union should work with `arguments` objects as secondary arguments'); - - assert.deepEqual(_.compact(args), [1, [3], 5], message('compact')); - assert.deepEqual(_.drop(args, 3), [null, 5], message('drop')); - assert.deepEqual(_.dropRight(args, 3), [1, null], message('dropRight')); - assert.deepEqual(_.dropRightWhile(args,identity), [1, null, [3], null], message('dropRightWhile')); - assert.deepEqual(_.dropWhile(args,identity), [null, [3], null, 5], message('dropWhile')); - assert.deepEqual(_.findIndex(args, identity), 0, message('findIndex')); - assert.deepEqual(_.findLastIndex(args, identity), 4, message('findLastIndex')); - assert.deepEqual(_.flatten(args), [1, null, 3, null, 5], message('flatten')); - assert.deepEqual(_.head(args), 1, message('head')); - assert.deepEqual(_.indexOf(args, 5), 4, message('indexOf')); - assert.deepEqual(_.initial(args), [1, null, [3], null], message('initial')); - assert.deepEqual(_.intersection(args, [1]), [1], message('intersection')); - assert.deepEqual(_.last(args), 5, message('last')); - assert.deepEqual(_.lastIndexOf(args, 1), 0, message('lastIndexOf')); - assert.deepEqual(_.sortedIndex(sortedArgs, 6), 3, message('sortedIndex')); - assert.deepEqual(_.sortedIndexOf(sortedArgs, 5), 2, message('sortedIndexOf')); - assert.deepEqual(_.sortedLastIndex(sortedArgs, 5), 3, message('sortedLastIndex')); - assert.deepEqual(_.sortedLastIndexOf(sortedArgs, 1), 0, message('sortedLastIndexOf')); - assert.deepEqual(_.tail(args, 4), [null, [3], null, 5], message('tail')); - assert.deepEqual(_.take(args, 2), [1, null], message('take')); - assert.deepEqual(_.takeRight(args, 1), [5], message('takeRight')); - assert.deepEqual(_.takeRightWhile(args, identity), [5], message('takeRightWhile')); - assert.deepEqual(_.takeWhile(args, identity), [1], message('takeWhile')); - assert.deepEqual(_.uniq(args), [1, null, [3], 5], message('uniq')); - assert.deepEqual(_.without(args, null), [1, [3], 5], message('without')); - assert.deepEqual(_.zip(args, args), [[1, 1], [null, null], [[3], [3]], [null, null], [5, 5]], message('zip')); - }); - - QUnit.test('should accept falsey primary arguments', function(assert) { - assert.expect(4); - - function message(methodName) { - return '`_.' + methodName + '` should accept falsey primary arguments'; - } - - assert.deepEqual(_.difference(null, array), [], message('difference')); - assert.deepEqual(_.intersection(null, array), [], message('intersection')); - assert.deepEqual(_.union(null, array), array, message('union')); - assert.deepEqual(_.xor(null, array), array, message('xor')); - }); - - QUnit.test('should accept falsey secondary arguments', function(assert) { - assert.expect(3); - - function message(methodName) { - return '`_.' + methodName + '` should accept falsey secondary arguments'; - } - - assert.deepEqual(_.difference(array, null), array, message('difference')); - assert.deepEqual(_.intersection(array, null), [], message('intersection')); - assert.deepEqual(_.union(array, null), array, message('union')); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('"Strings" category methods'); - - (function() { - var stringMethods = [ - 'camelCase', - 'capitalize', - 'escape', - 'kebabCase', - 'lowerCase', - 'lowerFirst', - 'pad', - 'padEnd', - 'padStart', - 'repeat', - 'snakeCase', - 'toLower', - 'toUpper', - 'trim', - 'trimEnd', - 'trimStart', - 'truncate', - 'unescape', - 'upperCase', - 'upperFirst' - ]; - - lodashStable.each(stringMethods, function(methodName) { - var func = _[methodName]; - - QUnit.test('`_.' + methodName + '` should return an empty string for empty values', function(assert) { - assert.expect(1); - - var values = [, null, undefined, ''], - expected = lodashStable.map(values, stubString); - - var actual = lodashStable.map(values, function(value, index) { - return index ? func(value) : func(); - }); - - assert.deepEqual(actual, expected); - }); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.module('lodash methods'); - - (function() { - var allMethods = lodashStable.reject(_.functions(_).sort(), function(methodName) { - return lodashStable.startsWith(methodName, '_'); - }); - - var checkFuncs = [ - 'after', - 'ary', - 'before', - 'bind', - 'curry', - 'curryRight', - 'debounce', - 'defer', - 'delay', - 'flip', - 'flow', - 'flowRight', - 'memoize', - 'negate', - 'once', - 'partial', - 'partialRight', - 'rearg', - 'rest', - 'spread', - 'throttle', - 'unary' - ]; - - var noBinding = [ - 'flip', - 'memoize', - 'negate', - 'once', - 'overArgs', - 'partial', - 'partialRight', - 'rearg', - 'rest', - 'spread' - ]; - - var rejectFalsey = [ - 'tap', - 'thru' - ].concat(checkFuncs); - - var returnArrays = [ - 'at', - 'chunk', - 'compact', - 'difference', - 'drop', - 'filter', - 'flatten', - 'functions', - 'initial', - 'intersection', - 'invokeMap', - 'keys', - 'map', - 'orderBy', - 'pull', - 'pullAll', - 'pullAt', - 'range', - 'rangeRight', - 'reject', - 'remove', - 'shuffle', - 'sortBy', - 'tail', - 'take', - 'times', - 'toArray', - 'toPairs', - 'toPairsIn', - 'union', - 'uniq', - 'values', - 'without', - 'xor', - 'zip' - ]; - - var acceptFalsey = lodashStable.difference(allMethods, rejectFalsey); - - QUnit.test('should accept falsey arguments', function(assert) { - assert.expect(314); - - var arrays = lodashStable.map(falsey, stubArray); - - lodashStable.each(acceptFalsey, function(methodName) { - var expected = arrays, - func = _[methodName], - pass = true; - - var actual = lodashStable.map(falsey, function(value, index) { - try { - return index ? func(value) : func(); - } catch (e) { - pass = false; - } - }); - - if (methodName == 'noConflict') { - root._ = oldDash; - } - else if (methodName == 'pull' || methodName == 'pullAll') { - expected = falsey; - } - if (lodashStable.includes(returnArrays, methodName) && methodName != 'sample') { - assert.deepEqual(actual, expected, '_.' + methodName + ' returns an array'); - } - assert.ok(pass, '`_.' + methodName + '` accepts falsey arguments'); - }); - - // Skip tests for missing methods of modularized builds. - lodashStable.each(['chain', 'noConflict', 'runInContext'], function(methodName) { - if (!_[methodName]) { - skipAssert(assert); - } - }); - }); - - QUnit.test('should return an array', function(assert) { - assert.expect(70); - - var array = [1, 2, 3]; - - lodashStable.each(returnArrays, function(methodName) { - var actual, - func = _[methodName]; - - switch (methodName) { - case 'invokeMap': - actual = func(array, 'toFixed'); - break; - case 'sample': - actual = func(array, 1); - break; - default: - actual = func(array); - } - assert.ok(lodashStable.isArray(actual), '_.' + methodName + ' returns an array'); - - var isPull = methodName == 'pull' || methodName == 'pullAll'; - assert.strictEqual(actual === array, isPull, '_.' + methodName + ' should ' + (isPull ? '' : 'not ') + 'return the given array'); - }); - }); - - QUnit.test('should throw an error for falsey arguments', function(assert) { - assert.expect(24); - - lodashStable.each(rejectFalsey, function(methodName) { - var expected = lodashStable.map(falsey, stubTrue), - func = _[methodName]; - - var actual = lodashStable.map(falsey, function(value, index) { - var pass = !index && /^(?:backflow|compose|cond|flow(Right)?|over(?:Every|Some)?)$/.test(methodName); - - try { - index ? func(value) : func(); - } catch (e) { - pass = !pass && (e instanceof TypeError) && - (!lodashStable.includes(checkFuncs, methodName) || (e.message == FUNC_ERROR_TEXT)); - } - return pass; - }); - - assert.deepEqual(actual, expected, '`_.' + methodName + '` rejects falsey arguments'); - }); - }); - - QUnit.test('should not set a `this` binding', function(assert) { - assert.expect(30); - - lodashStable.each(noBinding, function(methodName) { - var fn = function() { return this.a; }, - func = _[methodName], - isNegate = methodName == 'negate', - object = { 'a': 1 }, - expected = isNegate ? false : 1; - - var wrapper = func(_.bind(fn, object)); - assert.strictEqual(wrapper(), expected, '`_.' + methodName + '` can consume a bound function'); - - wrapper = _.bind(func(fn), object); - assert.strictEqual(wrapper(), expected, '`_.' + methodName + '` can be bound'); - - object.wrapper = func(fn); - assert.strictEqual(object.wrapper(), expected, '`_.' + methodName + '` uses the `this` of its parent object'); - }); - }); - - QUnit.test('should not contain minified method names (test production builds)', function(assert) { - assert.expect(1); - - var shortNames = ['_', 'at', 'eq', 'gt', 'lt']; - assert.ok(lodashStable.every(_.functions(_), function(methodName) { - return methodName.length > 2 || lodashStable.includes(shortNames, methodName); - })); - }); - }()); - - /*--------------------------------------------------------------------------*/ - - QUnit.config.asyncRetries = 10; - QUnit.config.hidepassed = true; - - if (!document) { - QUnit.config.noglobals = true; - QUnit.load(); - } -}.call(this)); |