| /* |
| * Copyright (c) 2014, 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. |
| */ |
| /** |
| * @description Checks that deferred scripts fire onbeforeload immediately |
| * and that it is cancellable. |
| */ |
| import "dart:html"; |
| import "../../../../Utils/expect.dart"; |
| import "../../../../Utils/async_utils.dart"; |
| import "../../../testcommon.dart"; |
| import "pwd.dart"; |
| |
| main() { |
| var s0 = new ScriptElement(); |
| s0.async = false; |
| s0.src = "$root/../../../resources/js-test.js"; |
| document.body.append(s0); |
| |
| asyncStart(); |
| s0.onLoad.first.then((_) { |
| document.body.setInnerHtml(''' |
| <div id="console"></div> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| |
| var s1 = new ScriptElement(); |
| s1.defer = true; |
| s1.src = "$root/resources/shouldnotexecute.js"; |
| s1.addEventListener('onbeforeload', (_) { |
| debug('cancelled onbeforeload defer'); |
| return false; |
| }); |
| document.body.append(s1); |
| |
| var s2 = new ScriptElement(); |
| s2.defer = true; |
| s2.src = "$root/resources/defer.js"; |
| s2.addEventListener('onbeforeload', (_) { |
| debug('onbeforeload defer'); |
| return true; |
| }); |
| document.body.append(s2); |
| |
| var s3 = new ScriptElement(); |
| s3.src = "$root/resources/external.js"; |
| s3.addEventListener('onbeforeload', (_) { |
| debug('onbeforeload external'); |
| return true; |
| }); |
| document.body.append(s3); |
| |
| var expected = [ |
| 'cancelled onbeforeload defer', |
| 'onbeforeload defer', |
| 'onbeforeload external', |
| 'external', |
| 'defer' |
| ]; |
| |
| asyncStart(); |
| window.onLoad.first.then((_) { |
| Expect.listEquals(expected, consoleList()); |
| asyncEnd(); |
| }); |
| asyncEnd(); |
| }); |
| } |