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Testing Computed Properties
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| import Ember from 'ember'; | |
| import set from 'ember-metal/set'; | |
| import computed from 'ember-computed'; | |
| import run from 'ember-runloop'; | |
| export default Ember.Component.extend({ | |
| flagValue: computed(() => []), | |
| hashValue: computed('flagValue.@each.value', function() { | |
| console.log('hashValue: ', this.get('flagValue')); | |
| return this.get('flagValue'); | |
| }).volatile(), | |
| didReceiveAttrs() { | |
| this.set('flagValue', [0, 0, 0]); | |
| }, | |
| actions: { | |
| clickM() { | |
| let value = Math.random() > 0.5 ? 0 : 1; | |
| console.log('>>>>>> click, value: ', value); | |
| let a = this.get('flagValue'); | |
| let copy = a.slice(); | |
| a[0] = value; | |
| let isEqual = true; | |
| if (a.length !== copy.length) { | |
| isEqual = false; | |
| } else { | |
| for (let i = 0; i < a.length; i++) { | |
| if (a[i] !== copy[i]) { | |
| isEqual = false; | |
| break; | |
| } | |
| } | |
| } | |
| if (!isEqual) { | |
| this.set('flagValue', a); | |
| this.notifyPropertyChange('flagValue'); | |
| } | |
| console.log('a', copy, a, a[0], isEqual); | |
| }, | |
| } | |
| }); |
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| import Ember from 'ember'; | |
| export default Ember.Controller.extend({ | |
| appName: 'Ember Twiddle' | |
| }); |
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| { | |
| "version": "0.12.1", | |
| "EmberENV": { | |
| "FEATURES": {} | |
| }, | |
| "options": { | |
| "use_pods": false, | |
| "enable-testing": false | |
| }, | |
| "dependencies": { | |
| "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js", | |
| "ember": "2.12.0", | |
| "ember-template-compiler": "2.12.0", | |
| "ember-testing": "2.12.0" | |
| }, | |
| "addons": { | |
| "ember-data": "2.12.1" | |
| } | |
| } |
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