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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, 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.md file. | 3 // BSD-style license that can be found in the LICENSE.md file. |
4 | 4 |
5 import "package:expect/expect.dart"; | 5 import "package:expect/expect.dart"; |
6 | 6 |
7 class G<T> {} | 7 class G<T> {} |
8 | 8 |
9 class A {} | 9 class A {} |
10 class B extends A {} | 10 class B extends A {} |
11 class C extends B {} | 11 class C extends B {} |
12 | 12 |
13 main() { | 13 main() { |
14 Expect.isFalse(new G<B>() is G<C>); | 14 Expect.isFalse(new G<B>() is G<C>); |
15 Expect.isFalse(new G<A>() is G<B>); | 15 Expect.isFalse(new G<A>() is G<B>); |
16 Expect.isFalse(new G<A>() is G<C>); | 16 Expect.isFalse(new G<A>() is G<C>); |
17 Expect.isFalse(new G<Object>() is G<B>); | 17 Expect.isFalse(new G<Object>() is G<B>); |
18 Expect.isFalse(new G<int>() is G<B>); | 18 Expect.isFalse(new G<int>() is G<B>); |
19 Expect.isFalse(new G<int>() is G<double>); | 19 Expect.isFalse(new G<int>() is G<double>); |
20 Expect.isFalse(new G<int>() is G<String>); | 20 Expect.isFalse(new G<int>() is G<String>); |
21 } | 21 } |
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