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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 // Check fail because of cycles in super class relationship. | 4 // Check fail because of cycles in super class relationship. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 class Foo implements Bar {} | 8 class Foo implements Bar { |
| 9 } |
9 | 10 |
10 class C {} | 11 class C { |
| 12 } |
11 | 13 |
12 class Bar | 14 class Bar |
13 extends Foo // //# 00: compile-time error | 15 extends Foo // //# 00: compile-time error |
14 implements Foo // //# 01: compile-time error | 16 implements Foo // //# 01: compile-time error |
15 {} | 17 { |
| 18 } |
16 | 19 |
17 class ImplementsC implements C | 20 class ImplementsC implements C |
18 , C // //# 02: compile-time error | 21 , C // //# 02: compile-time error |
19 {} | 22 {} |
20 | 23 |
21 // Spec says: It is a compile-time error if the superclass | 24 // Spec says: It is a compile-time error if the superclass |
22 // of a class C appears in the implements clause of C. | 25 // of a class C appears in the implements clause of C. |
23 class ExtendsC extends C | 26 class ExtendsC extends C |
24 implements C // //# 03: compile-time error | 27 implements C // //# 03: compile-time error |
25 {} | 28 {} |
26 | 29 |
27 main() { | 30 main() { |
28 Expect.isTrue(new Foo() is Foo); | 31 Expect.isTrue(new Foo() is Foo); |
29 Expect.isTrue(new ImplementsC() is C); | 32 Expect.isTrue(new ImplementsC() is C); |
30 Expect.isTrue(new ExtendsC() is C); | 33 Expect.isTrue(new ExtendsC() is C); |
31 } | 34 } |
| 35 |
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