blois@google.com
a85f2a8d4c
Brings it in-line with the browser's createdCallback and Polymer's created. Avoid conflict with event names. Dartium changes are https://codereview.chromium.org/23494005 BUG= R=jacobr@google.com Review URL: https://codereview.chromium.org//23451006 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@26754 260f80e4-7a28-3924-810f-c04153c831b5
77 lines
1.9 KiB
Dart
77 lines
1.9 KiB
Dart
// Copyright (c) 2013, 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 attribute_changed_callback_test;
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import 'package:unittest/unittest.dart';
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import 'package:unittest/html_config.dart';
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import 'dart:html';
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class A extends HtmlElement {
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static final tag = 'x-a';
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factory A() => new Element.tag(tag);
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static var attributeChangedInvocations = 0;
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void attributeChanged(name, oldValue, newValue) {
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attributeChangedInvocations++;
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}
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}
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class B extends HtmlElement {
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static final tag = 'x-b';
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factory B() => new Element.tag(tag);
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static var invocations = [];
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void created() {
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invocations.add('created');
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}
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void attributeChanged(name, oldValue, newValue) {
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invocations.add('$name: $oldValue => $newValue');
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}
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}
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main() {
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useHtmlConfiguration();
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// Adapted from Blink's fast/dom/custom/attribute-changed-callback test.
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test('transfer attribute changed callback', () {
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document.register(A.tag, A);
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var element = new A();
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element.attributes['a'] = 'b';
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expect(A.attributeChangedInvocations, 1);
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});
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test('add, change and remove an attribute', () {
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document.register(B.tag, B);
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var b = new B();
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b.id = 'x';
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expect(B.invocations, ['created', 'id: null => x']);
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B.invocations = [];
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b.attributes.remove('id');
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expect(B.invocations, ['id: x => null']);
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B.invocations = [];
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b.attributes['data-s'] = 't';
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expect(B.invocations, ['data-s: null => t']);
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B.invocations = [];
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b.classList.toggle('u');
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expect(B.invocations, ['class: null => u']);
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b.attributes['data-v'] = 'w';
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B.invocations = [];
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b.attributes['data-v'] = 'x';
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expect(B.invocations, ['data-v: w => x']);
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B.invocations = [];
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b.attributes['data-v'] = 'x';
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expect(B.invocations, []);
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});
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}
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