test

components.graph\.js

import Component from '@glimmer/component';

/**
 * Open your console when viewing this and
 * refresh your page to see the posts
 * being console logged.
 */

export default class extends Component {
  constructor() {
    super(...arguments);
    console.log('this.args.test is', this.args.test);
  }
}

controllers.application\.js

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

routes.application\.js

import Route from '@ember/routing/route';

export default Route.extend({
  
  // Simulates making an API call that
  // takes 1s to complete.
  model() {
    return new Promise((resolve) => {
      setTimeout(function() {
        let data = {
          "posts": [
            {
              "id": 5,
              "title": "bluh1",
              "author": "Yehuda Katz"
            },
            {
              "id": 4,
              "title": "bluh2",
              "author": "Yehuda Katz"
            }
          ]
        };
        return resolve(data);
      }, 1000);
    });
  }
});

templates.application\.hbs

<Graph @test={{model}} />

{{outlet}}

templates.components.graph\.hbs

{{yield}}

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0"
  }
}