text: import Ember from 'ember';
  import Application from '../../app';
  import config from '../../config/environment';
  
  export default function startApp(attrs) {
    let application;
  
    let attributes = Ember.merge({}, config.APP);
    attributes = Ember.merge(attributes, attrs);
  
    Ember.run(() => {
      application = Application.create(attributes);
      application.setupForTesting();
      application.injectTestHelpers();
    });
  
    return application;
  }
  