Terry Lucas
e61c567d7b
R=bkonyi@google.com Change-Id: I7cb8019c7b6881b09b52333a0457744f877f7aa0 Reviewed-on: https://dart-review.googlesource.com/7780 Reviewed-by: Terry Lucas <terry@google.com> Commit-Queue: Terry Lucas <terry@google.com>
47 lines
1.2 KiB
Dart
47 lines
1.2 KiB
Dart
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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library custom_elements_method_clash;
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import 'dart:async';
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import 'dart:html';
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import 'package:unittest/html_individual_config.dart';
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import 'package:unittest/unittest.dart';
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import 'utils.dart';
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class CustomElement extends HtmlElement {
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factory CustomElement() => new Element.tag('x-custom');
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CustomElement.created() : super.created() {}
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// Try to clash with native 'appendChild' method.
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void appendChild() {
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throw 'Gotcha!';
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}
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}
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main() {
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useHtmlIndividualConfiguration();
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setUp(() => customElementsReady);
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group('test', () {
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test('test', () {
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document.registerElement('x-custom', CustomElement);
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CustomElement custom = new CustomElement();
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document.body.children.add(custom);
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// Will call appendChild in JS.
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custom.children.add(new DivElement()..text = 'Hello world!');
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try {
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custom.appendChild(); // Make sure method is not tree shaken.
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fail('appendChild did not throw');
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} catch (e) {
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expect(e, equals('Gotcha!'));
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}
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});
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});
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}
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