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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 // Test is-tests with type variables on native subclasses. | 5 // Test is-tests with type variables on native subclasses. |
6 | 6 |
7 import "package:expect/expect.dart"; | |
8 | |
9 class A<T> { | 7 class A<T> { |
10 foo(o) => o is T; | 8 foo(o) => o is T; |
11 } | 9 } |
12 | 10 |
13 class B {} | 11 class B {} |
14 | 12 |
15 class C {} | 13 class C {} |
16 | 14 |
17 main() { | 15 main() { |
18 Expect.isTrue(new A<Iterable<B>>().foo(new List<B>())); | 16 Expect.isTrue(new A<Iterable<B>>().foo(new List<B>())); |
19 Expect.isFalse(new A<Iterable<C>>().foo(new List<B>())); | 17 Expect.isFalse(new A<Iterable<C>>().foo(new List<B>())); |
20 | 18 |
21 Expect.isTrue(new A<Collection<B>>().foo(new List<B>())); | 19 Expect.isTrue(new A<Collection<B>>().foo(new List<B>())); |
22 Expect.isFalse(new A<Collection<C>>().foo(new List<B>())); | 20 Expect.isFalse(new A<Collection<C>>().foo(new List<B>())); |
23 | 21 |
24 Expect.isTrue(new A<Pattern>().foo('hest')); | 22 Expect.isTrue(new A<Pattern>().foo('hest')); |
25 | 23 |
26 Expect.isTrue(new A<Comparable<String>>().foo('hest')); | 24 Expect.isTrue(new A<Comparable<String>>().foo('hest')); |
27 Expect.isFalse(new A<Comparable<C>>().foo('hest')); | 25 Expect.isFalse(new A<Comparable<C>>().foo('hest')); |
28 } | 26 } |
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