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"use strict";
var vows = require('vows')
, assert = require('assert')
, sandbox = require('sandboxed-module')
, fakeConsole = {
error: function(format, label, message) {
this.logged = [ format, label, message ];
}
}
, globals = function(debugValue) {
return {
process: {
env: {
'NODE_DEBUG': debugValue
}
},
console: fakeConsole
};
};
vows.describe('../lib/debug').addBatch({
'when NODE_DEBUG is set to log4js': {
topic: function() {
var debug = sandbox.require(
'../lib/debug',
{ 'globals': globals('log4js') }
);
fakeConsole.logged = [];
debug('cheese')('biscuits');
return fakeConsole.logged;
},
'it should log to console.error': function(logged) {
assert.equal(logged[0], 'LOG4JS: (%s) %s');
assert.equal(logged[1], 'cheese');
assert.equal(logged[2], 'biscuits');
}
},
'when NODE_DEBUG is set to not log4js': {
topic: function() {
var debug = sandbox.require(
'../lib/debug',
{ globals: globals('other_module') }
);
fakeConsole.logged = [];
debug('cheese')('biscuits');
return fakeConsole.logged;
},
'it should not log to console.error': function(logged) {
assert.equal(logged.length, 0);
}
},
'when NODE_DEBUG is not set': {
topic: function() {
var debug = sandbox.require(
'../lib/debug',
{ globals: globals(null) }
);
fakeConsole.logged = [];
debug('cheese')('biscuits');
return fakeConsole.logged;
},
'it should not log to console.error': function(logged) {
assert.equal(logged.length, 0);
}
}
}).exportTo(module);
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