Nested Route setupPhase and validation phase should happen entirely

components.my-component.js

import Ember from 'ember';

export default Ember.Component.extend({
});

controllers.application.js

import Ember from 'ember';

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

router.js

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

const Router = Ember.Router.extend({
  location: 'none',
  rootURL: config.rootURL,
  didTransition(){
    this._super(...arguments);
    console.log(' Router didTransition ',...arguments);
  }
});

Router.map(function() {
  this.route('my-route',{path:'/'},function(){
    this.route('my-dashboard',{path:'/a'});
  });
});

export default Router;

routes.my-route.js

import Ember from 'ember';

export default Ember.Route.extend({
  myService:Ember.inject.service(),
  model(){
    return 'my-route';
  }
});

routes.my-route.my-dashboard.js

import Ember from 'ember';

export default Ember.Route.extend({
  model(){
    return 'my-dashboard';
  }
});

services.my-service.js

import Ember from 'ember';

export default Ember.Service.extend({
  showRouteOutet:false,
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

templates.components.my-component.hbs

Component{{model}}
{{yield}}

templates.my-route.hbs

my-route -{{model}}
{{#if myService.showRouteOutet}}
{{outlet}}
{{/if}}

templates.my-route.my-dashboard.hbs

dashboard -{{model}}
{{my-component model=model}}
{{outlet}}

twiddle.json

{
  "version": "0.12.1",
  "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"
  }
}