blob: c3f8a008cff1526630414726661600b1c3fd604f [file] [log] [blame]
// Copyright (c) 2015, 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.
library custom_elements_method_clash;
import 'dart:async';
import 'dart:html';
import 'package:unittest/html_individual_config.dart';
import 'package:unittest/unittest.dart';
import 'utils.dart';
class CustomElement extends HtmlElement {
factory CustomElement() => new Element.tag('x-custom');
CustomElement.created() : super.created() {
}
// Try to clash with native 'appendChild' method.
void appendChild() {
throw 'Gotcha!';
}
}
main() {
useHtmlIndividualConfiguration();
setUp(() => customElementsReady);
group('test', () {
test('test', () {
document.registerElement('x-custom', CustomElement);
CustomElement custom = new CustomElement();
document.body.children.add(custom);
// Will call appendChild in JS.
custom.children.add(new DivElement()..text = 'Hello world!');
try {
custom.appendChild(); // Make sure method is not tree shaken.
fail('appendChild did not throw');
} catch(e) {
expect(e, equals('Gotcha!'));
}
});
});
}