dart-sdk/tests/web_2/generic_class_is_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680
Commit-Queue: Sigmund Cherem <sigmund@google.com>
Reviewed-by: Joshua Litt <joshualitt@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2021-02-04 23:11:32 +00:00

28 lines
588 B
Dart

// Copyright (c) 2018, 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.
// @dart = 2.7
import 'package:expect/expect.dart';
class A<T> {}
class A1 implements A<C1> {}
class B<T> {
@pragma('dart2js:noInline')
method(var t) => t is T;
}
class C {}
class C1 implements C {}
class C2 implements C {}
main() {
Expect.isTrue(new B<List<A<C>>>().method(new List<A1>()));
Expect.isFalse(new B<List<A<C2>>>().method(new List<A1>()));
}