Index: test/codegen/lib/html/custom/mirrors_test.dart |
diff --git a/test/codegen/lib/html/custom/mirrors_test.dart b/test/codegen/lib/html/custom/mirrors_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..87a7ffd0c652b6db81226bac832e894bdbdf9ead |
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+++ b/test/codegen/lib/html/custom/mirrors_test.dart |
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+// Copyright (c) 2013, 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 tests.html.mirrors_test; |
+ |
+@MirrorsUsed(targets: const [A, B]) |
+import 'dart:mirrors'; |
+import 'dart:html'; |
+import 'package:unittest/unittest.dart'; |
+import 'package:unittest/html_config.dart'; |
+import '../utils.dart'; |
+ |
+/// Regression test for a tricky mirrors+custom_elements issue: |
+/// dart2js mirrors cache dispatch information on the Object's constructor. |
+/// This was failing for custom elements on IE 10, because the constructor was |
+/// HTMLUnknownElement for all of them. So mirrors called the wrong method. |
+main() { |
+ useHtmlConfiguration(); |
+ |
+ var registered = false; |
+ setUp(() => customElementsReady.then((_) { |
+ if (!registered) { |
+ registered = true; |
+ document.registerElement(A.tag, A); |
+ document.registerElement(B.tag, B); |
+ } |
+ })); |
+ |
+ test('dynamic dispatch', () { |
+ var a = new A(); |
+ expect(a.fooBar, 1); |
+ reflect(a).setField(#fooBar, 123); |
+ expect(a.fooBar, 123); |
+ |
+ // Even though A was set first, B.fooBar= should dispatch to B. |
+ var b = new B(); |
+ expect(b.fooBar, 2); |
+ expect(b._fooBarSet, 0); |
+ reflect(b).setField(#fooBar, 123); |
+ expect(b.fooBar, 123); |
+ expect(b._fooBarSet, 1); |
+ }); |
+} |
+ |
+class A extends HtmlElement { |
+ static final tag = 'x-a'; |
+ factory A() => new Element.tag(tag); |
+ A.created() : super.created(); |
+ |
+ int fooBar = 1; |
+} |
+ |
+class B extends HtmlElement { |
+ static final tag = 'x-b'; |
+ factory B() => new Element.tag(tag); |
+ B.created() : super.created(); |
+ |
+ int _fooBar = 2; |
+ int _fooBarSet = 0; |
+ |
+ int get fooBar => _fooBar; |
+ set fooBar(value) { |
+ _fooBarSet++; |
+ _fooBar = value; |
+ } |
+} |