datahub/wherehows-web/tests/integration/components/empty-state-test.js

import { module, test } from 'qunit';
import { setupRenderingTest } from 'ember-qunit';
import { render, find } from '@ember/test-helpers';
import hbs from 'htmlbars-inline-precompile';

module('Integration | Component | empty state', function(hooks) {
  setupRenderingTest(hooks);

  test('it renders', async function(assert) {
    // Set any properties with this.set('myProperty', 'value');
    // Handle any actions with this.on('myAction', function(val) { ... });

    await render(hbs`{{empty-state}}`);

    assert.equal(this.element.textContent.trim(), 'No data found');

    // Template block usage:
    await render(hbs`
      {{#empty-state}}
        template block text
      {{/empty-state}}
    `);

    assert.equal(this.element.textContent.trim(), 'template block text');
  });

  test('it renders a heading', async function(assert) {
    const heading = 'Not found!';
    assert.expect(1);

    this.set('heading', heading);

    await render(hbs`{{empty-state heading=heading}}`);

    assert.equal(this.element.textContent.trim(), heading, 'shows the heading text');
  });

  test('it renders a subheading', async function(assert) {
    const subHeading = 'We could not find any results.';
    assert.expect(1);

    this.set('subHeading', subHeading);

    await render(hbs`{{empty-state subHead=subHeading}}`);

    assert.equal(find('.empty-state__sub-head').textContent.trim(), subHeading, 'shows the subheading text');
  });
});