New Twiddle

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>

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.test-helper.js

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

setResolver(resolver);

tests.unit.utils.should-call-super-test.js

import Ember from 'ember';
import { module, test } from 'qunit';
import shouldCallSuper from '../../../utils/should-call-super';

const {
  computed
} = Ember;

module('Unit | Utils | shouldCallSuper');

test('shouldCallSuper - true', function(assert) {
  const Parent = Ember.Object.extend({
    foo: computed(function() {})
  });

  const Child = Parent.extend({
    foo: computed(function() {
      assert.ok(shouldCallSuper(this, 'foo'));
    })
  });

  const child = Child.create();
  child.get('foo');
});

test('shouldCallSuper - false', function(assert) {
  const Parent = Ember.Object.extend();

  const Child = Parent.extend({
    foo: computed('bar', function() {
      assert.ok(!shouldCallSuper(this, 'foo'));
    })
  });

  const child = Child.create();
  child.get('foo');
});

twiddle.json

{
  "version": "0.7.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": true
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.3/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember-template-compiler.js"
  }
}

utils.should-call-super.js

export default function shouldCallSuper(obj, key) {
  let current = obj;
  while (current) {
    let descriptor = Object.getOwnPropertyDescriptor(current, key);

    if (descriptor) {
      return true;
    }

    current = Object.getPrototypeOf(current);
  }
  
  return false;
}