New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  initialSelection: 'foobar',
  
  actions: {
suggestSource: function(query, syncResults, asyncResults) {
    Ember.run.later(this, () => {
      this.set('searched', true);
    });
    if(query == 'test')
      syncResults(["testing is fun!"]);
	  else
      syncResults(["test"]);
    },
  }
});

templates.application.hbs

{{aupac-typeahead 
  action=(mut value) 
  class='form-control' 
  source=(action 'suggestSource')
  selection=(readonly initialSelection)
  placeholder='Search...' 
  allowFreeInput=true
  }}

<br>
<br>
<br>
<br>

{{#if searched}}
  results have been requested
{{else}}
  No results have been requested
{{/if}}

{{outlet}}

twiddle.json

{
  "version": "0.10.1",
  "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",
    "ember-aupac-typeahead": "2.2.0"
  }
}