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-rw-r--r--dgbuilder/test/nodes/core/logic/16-range_spec.js131
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diff --git a/dgbuilder/test/nodes/core/logic/16-range_spec.js b/dgbuilder/test/nodes/core/logic/16-range_spec.js
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--- a/dgbuilder/test/nodes/core/logic/16-range_spec.js
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-/**
- * Copyright 2014 IBM Corp.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- **/
-
-var should = require("should");
-
-var rangeNode = require("../../../../nodes/core/logic/16-range.js");
-var helper = require("../../helper.js");
-
-describe('RangeNode', function() {
-
- beforeEach(function(done) {
- helper.startServer(done);
- });
-
- afterEach(function(done) {
- helper.unload();
- helper.stopServer(done);
- });
-
- it('should be loaded', function(done) {
- var flow = [{"id":"rangeNode1","type":"range","minin":"0","maxin":"99","minout":"100","maxout":"199","action":"range","round":true,"name":"rangeNode","wires":[[]]}];
- helper.load(rangeNode, flow, function() {
- var rangeNode1 = helper.getNode("rangeNode1");
- rangeNode1.should.have.property('name', 'rangeNode');
- done();
- });
- });
-
- /**
- * Run a generic range test
- * @param action - scale/clamp (range limit)/roll (modulo): what action to choose
- * @param minin - map from minimum value
- * @param maxin - map from maximum value
- * @param minout - map to minimum value
- * @param maxout - map to maximum value
- * @param round - whether to round the result to the nearest integer
- * @param aPayload - what payload to send to the range node
- * @param expectedResult - what result we're expecting
- * @param done - the callback to call when test done
- */
- function genericRangeTest(action, minin, maxin, minout, maxout, round, aPayload, expectedResult, done) {
- var flow = [{"id":"rangeNode1","type":"range","minin":minin,"maxin":maxin,"minout":minout,"maxout":maxout,"action":action,"round":round,"name":"rangeNode","wires":[["helperNode1"]]},
- {id:"helperNode1", type:"helper", wires:[]}];
- helper.load(rangeNode, flow, function() {
- var rangeNode1 = helper.getNode("rangeNode1");
- var helperNode1 = helper.getNode("helperNode1");
- helperNode1.on("input", function(msg) {
- try {
- msg.payload.should.equal(expectedResult);
- done();
- } catch(err) {
- done(err);
- }
- });
- rangeNode1.receive({payload:aPayload});
- });
- }
-
- it('ranges numbers up tenfold', function(done) {
- genericRangeTest("scale", 0, 100, 0, 1000, false, 50, 500, done);
- });
-
- it('ranges numbers down such as centimetres to metres', function(done) {
- genericRangeTest("scale", 0, 100, 0, 1, false, 55, 0.55, done);
- });
-
- it('wraps numbers down say for degree/rotation reading 1/2', function(done) {
- genericRangeTest("roll", 0, 10, 0, 360, true, 15, 180, done); // 1/2 around wrap => "one and a half turns"
- });
-
- it('wraps numbers around say for degree/rotation reading 1/3', function(done) {
- genericRangeTest("roll", 0, 10, 0, 360, true, 13.3333, 120, done); // 1/3 around wrap => "one and a third turns"
- });
-
- it('wraps numbers around say for degree/rotation reading 1/4', function(done) {
- genericRangeTest("roll", 0, 10, 0, 360, true, 12.5, 90, done); // 1/4 around wrap => "one and a quarter turns"
- });
-
- it('wraps numbers around say for degree/rotation reading 1/4', function(done) {
- genericRangeTest("roll", 0, 10, 0, 360, true, 12.5, 90, done); // 1/4 around wrap => "one and a quarter turns"
- });
-
- it('wraps numbers down say for degree/rotation reading 1/4', function(done) {
- genericRangeTest("roll", 0, 10, 0, 360, true, -12.5, 270, done); // 1/4 backwards wrap => "one and a quarter turns backwards"
- });
-
- it('clamps numbers within a range - over max', function(done) {
- genericRangeTest("clamp", 0, 10, 0, 1000, false, 111, 1000, done);
- });
-
- it('clamps numbers within a range - below min', function(done) {
- genericRangeTest("clamp", 0, 10, 0, 1000, false, -1, 0, done);
- });
-
- it('reports if input is not a number', function(done) {
- var flow = [{"id":"rangeNode1","type":"range","minin":0,"maxin":0,"minout":0,"maxout":0,"action":"scale","round":true,"name":"rangeNode","wires":[["helperNode1"]]},
- {id:"helperNode1", type:"helper", wires:[]}];
- helper.load(rangeNode, flow, function() {
- var rangeNode1 = helper.getNode("rangeNode1");
- var helperNode1 = helper.getNode("helperNode1");
-
- var sinon = require('sinon');
- sinon.stub(rangeNode1, 'log', function(log) {
- if(log.indexOf("Not a number") > -1) {
- done();
- } else {
- try {
- should.fail(null, null, "Non-number inputs should be reported!");
- } catch (err) {
- done(err);
- }
- }
- });
-
- rangeNode1.receive({payload:"NOT A NUMBER"});
- });
- });
-});