closure test

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'CodeX',
  actions: {
    popName(name) {
      alert(name);
    }
  }
});

application.template.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{my-component submit=(action 'popName')}}
<br>
<br>

my-component.component.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {
    onclick() {
      this.submit(this.get('name'));
      this.attrs.submit('hai! '+this.get('name'));
      this.set('name', '');
    }
  }
  
});

my-component.template.hbs

{{input value=name placeholder='your name'}}
<button {{action 'onclick'}}>click</button>

twiddle.json

{
  "version": "0.5.3",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.1.2",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.3.3/ember-data.js",
    "ember-template-compiler": "2.1.2"
  }
}