Add failing test

tests/dummy/app/components/my-component.js

@@ -0,0 +1,8 @@
+import Component from '@glimmer/component';
+import { inject as service } from '@ember/service';
+import { tracked } from '@glimmer/tracking';
+
+export default class MyComponent extends Component {
+  @service store;
+  @tracked record = this.store.createRecord('my-model', { name: 'test', fragments: [] })
+}

tests/dummy/app/models/my-fragment.js

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+import { attr } from '@ember-data/model';
+import Fragment from 'ember-data-model-fragments/fragment';
+
+export default Fragment.extend({
+  name: attr('string')
+});

tests/dummy/app/models/my-model.js

@@ -0,0 +1,7 @@
+import Model, { attr } from '@ember-data/model';
+import { fragmentArray } from 'ember-data-model-fragments/attributes';
+
+export default Model.extend({
+  name: attr('string'),
+  fragments: fragmentArray('my-fragment')
+});

tests/dummy/app/templates/components/my-component.hbs

@@ -0,0 +1 @@
+<p>{{this.record.name}}</p>

tests/integration/components/my-component-test.js

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+import { module, test } from 'qunit';
+import { setupRenderingTest } from 'ember-qunit';
+import { render } from '@ember/test-helpers';
+import hbs from 'htmlbars-inline-precompile';
+
+module('Integration | Component | my-component', function(hooks) {
+  setupRenderingTest(hooks);
+
+  test('it renders', async function(assert) {
+    await render(hbs`
+      <MyComponent />
+    `);
+    assert.dom('p').hasText('test');
+  });
+});