Intergration tests with Components Examples

components.magic-title.js

import Ember from 'ember';

export default Ember.Component.extend({
  'title': 'Hello World',
  actions: {
    updateTitle () {
      this.set('title': 'This is magic')
    }
  }
});

components.pretty-color.js

import Ember from 'ember';

export default Ember.Component.extend({
  attributeBindings: ['style'],
  style: Ember.computed('name', function () {
    const name = this.get('name');
    return `color: ${name}`;
  })
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

templates.components.magic-title.hbs

<h2>{{title}}</h2>

<button class="title-button" {{action "updateTitle"}}>
	Update Title
</button>
{{yield}}

templates.components.pretty-color.hbs

Pretty Color: {{name}}
{{yield}}

tests.helpers.destroy-app.js

import Ember from 'ember';

export default function destroyApp(application) {
  Ember.run(application, 'destroy');
}

tests.helpers.resolver.js

import Resolver from '../../resolver';
import config from '../../config/environment';

const resolver = Resolver.create();

resolver.namespace = {
  modulePrefix: config.modulePrefix,
  podModulePrefix: config.podModulePrefix
};

export default resolver;

tests.helpers.start-app.js

import Ember from 'ember';
import Application from '../../app';
import config from '../../config/environment';

const { run } = Ember;
const assign = Ember.assign || Ember.merge;

export default function startApp(attrs) {
  let application;

  let attributes = assign({rootElement: "#test-root"}, config.APP);
  attributes = assign(attributes, attrs); // use defaults, but you can override;

  run(() => {
    application = Application.create(attributes);
    application.setupForTesting();
    application.injectTestHelpers();
  });

  return application;
}

tests.integration.components.magic-title-test.js

import { moduleForComponent, test } from 'ember-qunit';
import hbs from 'htmlbars-inline-precompile';

moduleForComponent('magic-title', 'Check magic title toggle check', {
  integration: true
});

test('it renders', function(assert) {
  assert.expect(2);
  
  this.render(hbs`{{magic-title}}`);
  
  assert.equal(this.$('h2').text(), 'Hello World', 'initial text is hello world');
  
  Ember.run(() => document.querySelector('.title-button').click());
  
  assert.equal(this.$('h2').text(), 'This is Magic', 'title changes after click')
});

tests.integration.components.pretty-color-test.js

import { moduleForComponent, test } from 'ember-qunit';
import hbs from 'htmlbars-inline-precompile';

moduleForComponent('pretty-color', 'TODO: put something here', {
  integration: true
});

test('should change colors', function(assert) {

  // Set any properties with this.set('myProperty', 'value');
  // Handle any actions with this.on('myAction', function(val) { ... });
  
  assert.expect(2);
  
  this.set('colorValue', 'red');
  
  this.render(hbs`{{pretty-color name=colorValue}}`);
  
  assert.equal(this.$('div').attr('style'), 'color: red', 'starts as red');
  
  this.set('colorValue', 'blue');
  
  assert.equal(this.$('div').attr('style'), 'color: blue', 'updates as blue');
});

tests.test-helper.js

import resolver from './helpers/resolver';
import {
  setResolver
} from 'ember-qunit';

setResolver(resolver);

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": true
  },
  "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"
  }
}