Infinite rendering error

components.assert-error.js

import Ember from 'ember';
import { assert } from '@ember/debug';

export default Ember.Component.extend({
  init() {
    this._super(...arguments);

		assert('hello assert', false);
  }
});

components.did-render.js

import Ember from 'ember';

export default Ember.Component.extend({
  
  didRender() {
    this._super(...arguments);

		this.set('foo', 123);
  }
});

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>
{{outlet}}
{{did-render}}
<br>
<br>

templates.components.assert-error.hbs

Assert error

templates.components.did-render.hbs

Did render

{{assert-error}}

twiddle.json

{
  "version": "0.15.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "2.18.2",
    "ember-template-compiler": "2.18.2",
    "ember-testing": "2.18.2"
  },
  "addons": {
    "ember-data": "3.2.0"
  }
}