| // Copyright (c) 2012, 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 |
| |
| // @dart = 2.9 |
| |
| import 'dart:html'; |
| |
| import 'package:expect/minitest.dart'; |
| |
| main() { |
| var isElement = predicate((x) => x is Element, 'is an Element'); |
| var isCanvasElement = |
| predicate((x) => x is CanvasElement, 'is a CanvasElement'); |
| var isDivElement = predicate((x) => x is DivElement, 'is a isDivElement'); |
| |
| var div = new DivElement(); |
| div.id = 'test'; |
| document.body.append(div); |
| |
| div.nodes.addAll([ |
| new DivElement(), |
| new CanvasElement(), |
| new DivElement(), |
| new Text('Hello'), |
| new DivElement(), |
| new Text('World'), |
| new CanvasElement() |
| ]); |
| |
| test('querySelectorAll', () { |
| List<Node> all = querySelectorAll('*'); |
| for (var e in all) { |
| expect(e, isElement); |
| } |
| }); |
| |
| test('document.querySelectorAll', () { |
| List<Element> all1 = querySelectorAll('*'); |
| List<Element> all2 = document.querySelectorAll('*'); |
| expect(all1.length, equals(all2.length)); |
| for (var i = 0; i < all1.length; ++i) { |
| expect(all1[i], equals(all2[i])); |
| } |
| }); |
| |
| test('querySelectorAll-canvas', () { |
| var all = querySelectorAll('canvas'); |
| for (var e in all) { |
| expect(e, isCanvasElement); |
| } |
| expect(all.length, equals(2)); |
| }); |
| |
| test('querySelectorAll-contains', () { |
| List<Element> all = querySelectorAll('*'); |
| for (var e in all) { |
| expect(all.contains(e), isTrue); |
| } |
| }); |
| |
| test('querySelectorAll-where', () { |
| List<Element> all = querySelectorAll('*'); |
| var canvases = all.where((e) => e is CanvasElement); |
| for (var e in canvases) { |
| expect(e is CanvasElement, isTrue); |
| } |
| expect(canvases.length, equals(2)); |
| }); |
| |
| test('node.querySelectorAll', () { |
| List<Element> list = div.querySelectorAll('*'); |
| expect(list.length, equals(5)); |
| expect(list[0], isDivElement); |
| expect(list[1], isCanvasElement); |
| expect(list[2], isDivElement); |
| expect(list[3], isDivElement); |
| expect(list[4], isCanvasElement); |
| }); |
| |
| test('immutable', () { |
| List<Element> list = div.querySelectorAll('*'); |
| int len = list.length; |
| expect(() { |
| list.add(new DivElement()); |
| }, throwsUnsupportedError); |
| expect(list.length, equals(len)); |
| }); |
| } |