Ember Link-to active test

router.js

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

const Router = Ember.Router.extend({
  location: 'none',
  rootURL: config.rootURL
});

Router.map(function() {
	this.route('ticket-filters', function () {
 		this.route('tickets', {path: '/:filter_id'}); 
  });
});

export default Router;

routes.index.js

import Ember from 'ember';

export default Ember.Route.extend({
  actions: {
 		didTransition: function () {
    	this.replaceWith('ticket-filters');
    } 
  }
});

routes.ticket-filters.index.js

import Ember from 'ember';

export default Ember.Route.extend({
  
 	actions: {
 		didTransition: function () {
   	this.replaceWith('ticket-filters.tickets', 1);
    
   	return true;   
   }
  }
});

routes.ticket-filters.js

import Ember from 'ember';

export default Ember.Route.extend({
	model: function () {
 		return [{id: 1, name: 'filter 1'}, {id: 2, name: 'filter 2'}]; 
  }
});

routes.ticket-filters.tickets.js

import Ember from 'ember';

export default Ember.Route.extend({
 	queryParams: {
 		page: {refreshModel: true} 
  },
	model: function () {
 		return []; 
  }
});

styles.app.css

body {
  margin: 12px 16px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 12pt;
}

a.active {
  color: red;
}

templates.application.hbs

<h1>application</h1>
<p>
	click the last link `filter_2?page=2` to see the issue <br/>
  you will see that all `filter_1` `filter_1?page=2` `filter_2` `filter_2?page=2` become active.
</p>
{{outlet}}

templates.ticket-filters.hbs

<h1>ticket-filters</h1>

{{#each model as |item|}}
    <p>
    {{#link-to "ticket-filters.tickets" item.id}}
        {{item.name}}
    {{/link-to}}&nbsp;&nbsp;&nbsp;&nbsp;

    {{#link-to "ticket-filters.tickets" item.id (query-params page=1)}}
        {{item.name}}?page=1
    {{/link-to}}&nbsp;&nbsp;&nbsp;&nbsp;

    {{#link-to "ticket-filters.tickets" item.id (query-params page=2)}}
        {{item.name}}?page=2
    {{/link-to}}&nbsp;&nbsp;&nbsp;&nbsp;
    </p>
{{/each}}

{{outlet}}

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": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://code.jquery.com/jquery-2.1.4.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0",
    "ember-data": "2.12.1"
  },
  "addons": {}
}