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| 1 // Copyright (c) 2013, 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 transition_event_test; |
| 6 import '../../pkg/unittest/lib/unittest.dart'; |
| 7 import '../../pkg/unittest/lib/html_individual_config.dart'; |
| 8 import 'dart:html'; |
| 9 |
| 10 main() { |
| 11 useHtmlIndividualConfiguration(); |
| 12 |
| 13 group('supported', () { |
| 14 test('supported', () { |
| 15 expect(CssStyleDeclaration.supportsTransitions, true); |
| 16 }); |
| 17 }); |
| 18 |
| 19 group('functional', () { |
| 20 test('transitionEnd', () { |
| 21 if (CssStyleDeclaration.supportsTransitions) { |
| 22 var element = new DivElement(); |
| 23 document.body.append(element); |
| 24 |
| 25 element.style.opacity = '0'; |
| 26 element.style.width = '100px'; |
| 27 element.style.height = '100px'; |
| 28 element.style.background = 'red'; |
| 29 element.style.transition = 'opacity .1s'; |
| 30 |
| 31 window.setTimeout(expectAsync0(() { |
| 32 element.onTransitionEnd.first.then(expectAsync1((e) { |
| 33 expect(e is TransitionEvent, isTrue); |
| 34 expect(e.propertyName, 'opacity'); |
| 35 })); |
| 36 |
| 37 element.style.opacity = '1'; |
| 38 }), 100); |
| 39 } |
| 40 }); |
| 41 }); |
| 42 } |
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