| // Copyright (c) 2011, 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. |
| |
| library ElementTest; |
| import '../../pkg/unittest/lib/unittest.dart'; |
| import '../../pkg/unittest/lib/html_config.dart'; |
| import 'dart:collection'; |
| import 'dart:html'; |
| |
| main() { |
| useHtmlConfiguration(); |
| |
| Element makeElement() => new Element.tag('div'); |
| |
| Element makeElementWithChildren() => |
| new Element.html("<div><br/><img/><input/></div>"); |
| |
| Element makeElementWithClasses() => |
| new Element.html('<div class="foo bar baz"></div>'); |
| |
| Set<String> makeClassSet() => makeElementWithClasses().classes; |
| |
| Set<String> extractClasses(Element el) { |
| final match = new RegExp('class="([^"]+)"').firstMatch(el.outerHtml); |
| return new LinkedHashSet.from(match[1].split(' ')); |
| } |
| |
| test('affects the "class" attribute', () { |
| final el = makeElementWithClasses(); |
| el.classes.add('qux'); |
| expect(extractClasses(el), orderedEquals(['foo', 'bar', 'baz', 'qux'])); |
| }); |
| |
| test('is affected by the "class" attribute', () { |
| final el = makeElementWithClasses(); |
| el.attributes['class'] = 'foo qux'; |
| expect(el.classes, orderedEquals(['foo', 'qux'])); |
| }); |
| |
| test('classes=', () { |
| final el = makeElementWithClasses(); |
| el.classes = ['foo', 'qux']; |
| expect(el.classes, orderedEquals(['foo', 'qux'])); |
| expect(extractClasses(el), orderedEquals(['foo', 'qux'])); |
| }); |
| |
| test('toString', () { |
| expect(makeClassSet().toString().split(' '), |
| orderedEquals(['foo', 'bar', 'baz'])); |
| expect(makeElement().classes.toString(), ''); |
| }); |
| |
| test('forEach', () { |
| final classes = <String>[]; |
| // TODO: Change to this when Issue 3484 is fixed. |
| // makeClassSet().forEach(classes.add); |
| makeClassSet().forEach((c) => classes.add(c)); |
| expect(classes, orderedEquals(['foo', 'bar', 'baz'])); |
| }); |
| |
| test('iterator', () { |
| final classes = <String>[]; |
| for (var el in makeClassSet()) { |
| classes.add(el); |
| } |
| expect(classes, orderedEquals(['foo', 'bar', 'baz'])); |
| }); |
| |
| test('map', () { |
| expect(makeClassSet().map((c) => c.toUpperCase()).toList(), |
| orderedEquals(['FOO', 'BAR', 'BAZ'])); |
| }); |
| |
| test('where', () { |
| expect(makeClassSet().where((c) => c.contains('a')).toList(), |
| orderedEquals(['bar', 'baz'])); |
| }); |
| |
| test('every', () { |
| expect(makeClassSet().every((c) => c is String), isTrue); |
| expect(makeClassSet().every((c) => c.contains('a')), isFalse); |
| }); |
| |
| test('any', () { |
| expect(makeClassSet().any((c) => c.contains('a')), isTrue); |
| expect(makeClassSet().any((c) => c is num), isFalse); |
| }); |
| |
| test('isEmpty', () { |
| expect(makeClassSet().isEmpty, isFalse); |
| expect(makeElement().classes.isEmpty, isTrue); |
| }); |
| |
| test('length', () { |
| expect(makeClassSet().length, 3); |
| expect(makeElement().classes.length, 0); |
| }); |
| |
| test('contains', () { |
| expect(makeClassSet().contains('foo'), isTrue); |
| expect(makeClassSet().contains('qux'), isFalse); |
| }); |
| |
| test('add', () { |
| final classes = makeClassSet(); |
| classes.add('qux'); |
| expect(classes, orderedEquals(['foo', 'bar', 'baz', 'qux'])); |
| |
| classes.add('qux'); |
| final list = new List.from(classes); |
| list.sort((a, b) => a.compareTo(b)); |
| expect(list, orderedEquals(['bar', 'baz', 'foo', 'qux']), |
| reason: "The class set shouldn't have duplicate elements."); |
| }); |
| |
| test('remove', () { |
| final classes = makeClassSet(); |
| classes.remove('bar'); |
| expect(classes, orderedEquals(['foo', 'baz'])); |
| classes.remove('qux'); |
| expect(classes, orderedEquals(['foo', 'baz'])); |
| }); |
| |
| test('toggle', () { |
| final classes = makeClassSet(); |
| classes.toggle('bar'); |
| expect(classes, orderedEquals(['foo', 'baz'])); |
| classes.toggle('qux'); |
| expect(classes, orderedEquals(['foo', 'baz', 'qux'])); |
| }); |
| |
| test('addAll', () { |
| final classes = makeClassSet(); |
| classes.addAll(['bar', 'qux', 'bip']); |
| expect(classes, orderedEquals(['foo', 'bar', 'baz', 'qux', 'bip'])); |
| }); |
| |
| test('removeAll', () { |
| final classes = makeClassSet(); |
| classes.removeAll(['bar', 'baz', 'qux']); |
| expect(classes, orderedEquals(['foo'])); |
| }); |
| |
| test('toggleAll', () { |
| final classes = makeClassSet(); |
| classes.toggleAll(['bar', 'foo']); |
| expect(classes, orderedEquals(['baz'])); |
| classes.toggleAll(['qux', 'quux']); |
| expect(classes, orderedEquals(['baz', 'qux', 'quux'])); |
| }); |
| |
| test('containsAll', () { |
| final classes = makeClassSet(); |
| expect(classes.containsAll(['foo', 'baz'].toSet()), isTrue); |
| expect(classes.containsAll(['foo', 'qux'].toSet()), isFalse); |
| }); |
| |
| test('intersection', () { |
| final classes = makeClassSet(); |
| expect(classes.intersection(['foo', 'qux', 'baz'].toSet()), |
| unorderedEquals(['foo', 'baz'])); |
| }); |
| |
| test('clear', () { |
| final classes = makeClassSet(); |
| classes.clear(); |
| expect(classes, equals([])); |
| }); |
| |
| test('order', () { |
| var classes = makeClassSet(); |
| classes.add('aardvark'); |
| expect(classes, orderedEquals(['foo', 'bar', 'baz', 'aardvark'])); |
| classes.toggle('baz'); |
| expect(classes, orderedEquals(['foo', 'bar', 'aardvark'])); |
| classes.toggle('baz'); |
| expect(classes, orderedEquals(['foo', 'bar', 'aardvark', 'baz'])); |
| }); |
| } |