New Twiddle

controllers.application.js

import Ember from 'ember';

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

routes.search.js

import Ember from 'ember';

const UrlObj = Ember.Object.extend({});

export default Ember.Route.extend({
	urlData: UrlObj.create({
		queryParams: {
			filter_breadcrumb: [
			     'Jewelry > Rings',
			     'Clothing and Accessories > Sweaters'
			],
			filter_price: ['100.0-200.0'],
			filter_size: ['S','L'],
			paging: 18,
			q: 'gold',
			search_sort: 'relevance'
		}
  }),
  setupController(controller) {
	  controller.set('urlData', this.urlData);
  },
  actions: {
	  deleteStuff(key) {
      alert("deleteStuff called with " + key);
      let thisData = Ember.get(this.urlData, 'queryParams');
      delete thisData[key];
      this.notifyPropertyChange('urlData');
      console.log(this.urlData);
    }
  }
});

templates.application.hbs

my site
{{outlet}}

templates.search.hbs

here's the data list:<br>
{{#each-in urlData.queryParams as |key value|}}
<a href="#" {{action "deleteStuff" key}}>{{key}}: {{value}}</a><br>
{{/each-in}}

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.test-helper.js

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

setResolver(resolver);

twiddle.json

{
  "version": "0.11.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.10.2",
    "ember-data": "2.11.0",
    "ember-template-compiler": "2.10.2",
    "ember-testing": "2.10.2"
  },
  "addons": {}
}