Form weirdness

components.my-form.js

import Ember from 'ember';

export default Ember.Component.extend({
  tagName: 'form',
  attributeBindings: ['name:id'],
  
  submitText: 'nothing submitted',
  
  
  submit(ev){
    console.log('called submit');
    ev.preventDefault();
    this.set('submitText', `I'm Ants in my Eyes Johnson, everything's black, I can't see a thing, and I also can't feel anything either!`);
    return false;
  }
});

components.my-non-id-binding-form.js

import Ember from 'ember';

export default Ember.Component.extend({
  tagName: 'form',
  
  submitText: 'nothing submitted',
  
  submit(ev){
    console.log('called submit');
    ev.preventDefault();
    this.set('submitText', `I'm Ants in my Eyes Johnson, everything's black, I can't see a thing, and I also can't feel anything either!`);
    return false;
  }
});

controllers.application.js

import Ember from 'ember';

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

templates.application.hbs

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

{{my-form name="example-form-1"}}

<hr>

{{my-non-id-binding-form name="example-form-2"}}


<br>
<br>

templates.components.my-form.hbs

<h3>Form with bound id attribute and  input submit + form attribute</h3>
<h4>elementId={{elementId}}</h4>
<h4>name={{name}}</h4>

{{submitText}}

<br/>


<input type="submit" form={{name}}/>

templates.components.my-non-id-binding-form.hbs

<h3>Form with no specific id and input submit + no form attribute</h3>
<h4>elementId={{elementId}}</h4>
<h4>name={{name}}</h4>

{{submitText}}

<br/>


<input type="submit"/>

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"
  }
}