| // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import 'dart:html'; |
| import 'package:unittest/unittest.dart'; |
| import 'package:observatory/src/elements/nav/menu_item.dart'; |
| |
| main() { |
| NavMenuItemElement.tag.ensureRegistration(); |
| |
| group('instantiation', () { |
| final label = 'custom-label'; |
| final link = 'link-to-target'; |
| test('label', () { |
| final e = new NavMenuItemElement(label); |
| expect(e, isNotNull, reason: 'element correctly created'); |
| expect(e.label, equals(label), reason: 'element correctly created'); |
| }); |
| test('label', () { |
| final e = new NavMenuItemElement(label, link: link); |
| expect(e, isNotNull, reason: 'element correctly created'); |
| expect(e.link, equals(link), reason: 'element correctly created'); |
| }); |
| }); |
| group('elements', () { |
| test('created', () async { |
| final label = 'custom-label'; |
| final e = new NavMenuItemElement(label); |
| document.body.append(e); |
| await e.onRendered.first; |
| expect(e.shadowRoot.children.length, isNonZero, reason: 'has elements'); |
| expect(e.shadowRoot.querySelector('content'), isNotNull, |
| reason: 'has content elements'); |
| e.remove(); |
| await e.onRendered.first; |
| expect(e.shadowRoot.children.length, isZero, reason: 'is empty'); |
| }); |
| test('react to label change', () async { |
| final label1 = 'custom-label-1'; |
| final label2 = 'custom-label-2'; |
| final e = new NavMenuItemElement(label1); |
| document.body.append(e); |
| await e.onRendered.first; |
| expect(e.shadowRoot.innerHtml.contains(label1), isTrue); |
| expect(e.shadowRoot.innerHtml.contains(label2), isFalse); |
| e.label = label2; |
| await e.onRendered.first; |
| expect(e.shadowRoot.innerHtml.contains(label1), isFalse); |
| expect(e.shadowRoot.innerHtml.contains(label2), isTrue); |
| e.remove(); |
| await e.onRendered.first; |
| }); |
| test('react to link change', () async { |
| final label = 'custom-label'; |
| final link1 = 'custom-label-1'; |
| final link2 = 'custom-label-2'; |
| final e = new NavMenuItemElement(label, link: link1); |
| document.body.append(e); |
| await e.onRendered.first; |
| expect(e.shadowRoot.innerHtml.contains(link1), isTrue); |
| expect(e.shadowRoot.innerHtml.contains(link2), isFalse); |
| e.link = link2; |
| await e.onRendered.first; |
| expect(e.shadowRoot.innerHtml.contains(link1), isFalse); |
| expect(e.shadowRoot.innerHtml.contains(link2), isTrue); |
| e.remove(); |
| await e.onRendered.first; |
| }); |
| }); |
| } |