| // Copyright (c) 2014, 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 = 2.9 |
| |
| import "package:expect/expect.dart"; |
| |
| class Tester<T> { |
| testGenericType(x) { |
| return x is T; |
| } |
| } |
| |
| abstract class A = B with C; |
| |
| class B {} |
| |
| class C {} |
| |
| class X extends Y with Z {} |
| |
| class Y {} |
| |
| class Z {} |
| |
| main() { |
| // Classes A and X are only used as generic arguments. |
| Expect.isFalse(new Tester<A>().testGenericType(new Object())); |
| Expect.isFalse(new Tester<X>().testGenericType(new Object())); |
| } |