| // 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. |
| |
| /// @assertion void remove() |
| /// Removes this node from the DOM |
| /// @description Checks expected dom after removal |
| |
| import "dart:html"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| IFrameElement x = |
| new Element.html('<iframe>Content</iframe>') as IFrameElement; |
| |
| var y = x.firstChild; |
| y?.remove(); |
| Expect.isNull(x.firstChild, 'removal of the only child'); |
| |
| //------- |
| x = new Element.html('<iframe>Content</iframe>') as IFrameElement; |
| x.insertBefore(new DivElement(), x.firstChild); |
| var div = x.firstChild; |
| div?.remove(); |
| Expect.isTrue(x.firstChild is Text, 'removal of one of children'); |
| |
| //------- |
| x = new Element.html('<iframe>Content</iframe>') as IFrameElement; |
| x.insertBefore( |
| new Element.html('<iframe><div><h1></h1></div><pre></pre></iframe>'), |
| x.firstChild); |
| div = x.firstChild; |
| |
| div?.remove(); |
| Expect.isTrue(x.firstChild is Text, 'removal of subtree'); |
| } |