| /* |
| * 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 Test that CSS stylesheets lacking wrappers are pruned from |
| * detached CSSOM subtrees. This is surprising behavior, but it's a very rare |
| * situation, and the behavior actually matches what both WebKit and Gecko |
| * do for DOM nodes in detached subtrees. |
| */ |
| import "dart:html"; |
| import "../../../../Utils/expect.dart"; |
| import "../../../../Utils/async_utils.dart"; |
| import "../../../testcommon.dart"; |
| import "pwd.dart"; |
| |
| main() { |
| var style = new Element.html(''' |
| <style> |
| #test-element { |
| text-decoration: line-through; |
| } |
| </style> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| document.head.append(style); |
| |
| document.body.setInnerHtml(''' |
| <span id="test-element"></div> |
| <div>PASS</div> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| |
| var rule = window.getMatchedCssRules(document.getElementById("test-element"), '').item(0); |
| document.head.remove(); |
| shouldBe(rule.parentStyleSheet, null); |
| } |