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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file |
| 4 |
| 5 library NodeListTest; |
| 6 import 'package:unittest/unittest.dart'; |
| 7 import 'package:unittest/html_config.dart'; |
| 8 import 'dart:html'; |
| 9 |
| 10 main() { |
| 11 useHtmlConfiguration(); |
| 12 |
| 13 var isElement = predicate((x) => x is Element, 'is an Element'); |
| 14 var isCanvasElement = |
| 15 predicate((x) => x is CanvasElement, 'is a CanvasElement'); |
| 16 var isDivElement = predicate((x) => x is DivElement, 'is a isDivElement'); |
| 17 |
| 18 var div = new DivElement(); |
| 19 div.id = 'test'; |
| 20 document.body.append(div); |
| 21 |
| 22 div.nodes.addAll([ |
| 23 new DivElement(), |
| 24 new CanvasElement(), |
| 25 new DivElement(), |
| 26 new Text('Hello'), |
| 27 new DivElement(), |
| 28 new Text('World'), |
| 29 new CanvasElement()]); |
| 30 |
| 31 test('queryAll', () { |
| 32 List<Node> all = queryAll('*'); |
| 33 for (var e in all) { |
| 34 expect(e, isElement); |
| 35 } |
| 36 }); |
| 37 |
| 38 test('document.queryAll', () { |
| 39 List<Element> all1 = queryAll('*'); |
| 40 List<Element> all2 = document.queryAll('*'); |
| 41 expect(all1.length, equals(all2.length)); |
| 42 for (var i = 0; i < all1.length; ++i) { |
| 43 expect(all1[i], equals(all2[i])); |
| 44 } |
| 45 }); |
| 46 |
| 47 test('queryAll-canvas', () { |
| 48 List<CanvasElement> all = queryAll('canvas'); |
| 49 for (var e in all) { |
| 50 expect(e, isCanvasElement); |
| 51 } |
| 52 expect(all.length, equals(2)); |
| 53 }); |
| 54 |
| 55 test('queryAll-contains', () { |
| 56 List<Element> all = queryAll('*'); |
| 57 for (var e in all) { |
| 58 expect(all.contains(e), isTrue); |
| 59 } |
| 60 }); |
| 61 |
| 62 test('queryAll-where', () { |
| 63 List<Element> all = queryAll('*'); |
| 64 Iterable<CanvasElement> canvases = all.where((e) => e is CanvasElement); |
| 65 for (var e in canvases) { |
| 66 expect(e is CanvasElement, isTrue); |
| 67 } |
| 68 expect(canvases.length, equals(2)); |
| 69 }); |
| 70 |
| 71 test('node.queryAll', () { |
| 72 List<Element> list = div.queryAll('*'); |
| 73 expect(list.length, equals(5)); |
| 74 expect(list[0], isDivElement); |
| 75 expect(list[1], isCanvasElement); |
| 76 expect(list[2], isDivElement); |
| 77 expect(list[3], isDivElement); |
| 78 expect(list[4], isCanvasElement); |
| 79 }); |
| 80 |
| 81 test('immutable', () { |
| 82 List<Element> list = div.queryAll('*'); |
| 83 int len = list.length; |
| 84 expect(() { list.add(new DivElement()); }, throwsUnsupportedError); |
| 85 expect(list.length, equals(len)); |
| 86 }); |
| 87 } |
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