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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
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. | |
4 // | |
5 // Test verifying that generic extends are processed correctly. | |
6 | |
7 class A<T> {} | |
8 class B<T1, T2 extends A<T1>> {} | |
9 class C<T1 extends A<T2>, T2> {} | |
10 | |
11 main() { | |
12 var a = new A<String>(); | |
13 var b = new B<String, A<String>>(); | |
14 var c = new C<A<String>, String>(); | |
15 Expect.isTrue(a is Object); | |
16 Expect.isTrue(a is A<Object>); | |
17 Expect.isTrue(a is A<String>); | |
18 Expect.isTrue(a is !A<int>); | |
19 Expect.isTrue(b is Object); | |
20 Expect.isTrue(b is B<Object, A<Object>>); | |
21 Expect.isTrue(b is B<String, A<String>>); | |
22 Expect.isTrue(b is !B<int, A<int>>); | |
23 Expect.isTrue(c is Object); | |
24 Expect.isTrue(c is C<A<Object>, Object>); | |
25 Expect.isTrue(c is C<A<String>, String>); | |
26 Expect.isTrue(c is !C<A<int>, int>); | |
27 } | |
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