Ghost/ghost/admin/tests/integration/components/gh-alerts-test.js

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import Service from '@ember/service';
import hbs from 'htmlbars-inline-precompile';
import {describe, it} from 'mocha';
import {A as emberA} from '@ember/array';
import {expect} from 'chai';
import {find, findAll, render, settled} from '@ember/test-helpers';
import {setupRenderingTest} from 'ember-mocha';
let notificationsStub = Service.extend({
alerts: emberA()
});
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describe('Integration: Component: gh-alerts', function () {
setupRenderingTest();
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beforeEach(function () {
this.owner.register('service:notifications', notificationsStub);
let notifications = this.owner.lookup('service:notifications');
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notifications.set('alerts', [
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{message: 'First', type: 'error'},
{message: 'Second', type: 'warn'}
]);
});
it('renders', async function () {
let notifications = this.owner.lookup('service:notifications');
await render(hbs`{{gh-alerts}}`);
expect(findAll('.gh-alerts').length).to.equal(1);
expect(find('.gh-alerts').children.length).to.equal(2);
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notifications.set('alerts', emberA());
await settled();
expect(find('.gh-alerts').children.length).to.equal(0);
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});
it('triggers "notify" action when message count changes', async function () {
let notifications = this.owner.lookup('service:notifications');
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let expectedCount = 0;
// test double for notify action
this.set('notify', count => expect(count).to.equal(expectedCount));
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await render(hbs`{{gh-alerts notify=(action notify)}}`);
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expectedCount = 3;
notifications.alerts.pushObject({message: 'Third', type: 'success'});
await settled();
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expectedCount = 0;
notifications.set('alerts', emberA());
await settled();
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});
});