bd672a90af
Change-Id: I29fd8e32145df61816bf98dd9fdc2dac33cafc75 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/157662 Commit-Queue: Mayank Patke <fishythefish@google.com> Reviewed-by: Stephen Adams <sra@google.com>
62 lines
1.4 KiB
Dart
62 lines
1.4 KiB
Dart
// Copyright (c) 2018, 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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// @dart = 2.7
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// dart2jsOptions=--strong
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@JS()
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library foo;
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// TODO(johnniwinther): Avoid generating duplicate is/as function when multiple
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// jsinterop classes implement the same interface.
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/*class: global#JavaScriptObject:checks=[$isA,$isB,$isB],instance*/
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import 'package:expect/expect.dart';
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import 'package:js/js.dart';
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/*class: A:checkedInstance,checks=[],instance,onlyForRti*/
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@JS()
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@anonymous
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class A<T> {
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external factory A();
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}
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/*class: B:checkedInstance*/
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class B<T> {}
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/*class: C:checks=[],instance,onlyForRti*/
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@JS()
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@anonymous
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class C implements B<int> {
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external factory C();
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}
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/*class: D:*/
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class D<T> {}
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/*class: E:checks=[],instance,onlyForRti*/
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@JS()
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@anonymous
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class E implements B<String> {
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external factory E();
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}
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main() {
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test(new A<int>());
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test(new A<String>());
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test(new C());
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test(new E());
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}
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test(o) {
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Expect.isTrue(o is A<int>, "Expected $o to be A<int>");
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Expect.isTrue(o is A<String>, "Expected $o to be A<String>");
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Expect.isTrue(o is B<int>, "Expected $o to be B<int>");
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Expect.isTrue(o is B<String>, "Expected $o to be B<String>");
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Expect.isFalse(o is D<int>, "Expected $o not to be D<int>");
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}
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