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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 that generic types in mixins are handled. | 5 // Test that generic types in mixins are handled. |
6 | 6 |
7 import 'package:expect/expect.dart'; | 7 import 'package:expect/expect.dart'; |
8 | 8 |
9 class M<T> { | 9 class M<T> { |
10 T field = 0; /// 01: static type warning | 10 T field = 0; /// 01: static type warning |
11 } | 11 } |
12 class A<U> {} | 12 class A<U> {} |
13 class C1<V> = Object with M<V>; | 13 class C1<V> = Object with M<V>; |
14 class C2 = Object with M<int>; | 14 class C2 = Object with M<int>; |
15 class C3 = Object with M<String>; | 15 class C3 = Object with M<String>; |
16 | 16 |
17 main() { | 17 main() { |
18 checkNoDynamicTypeError(() => new C1<int>()); /// 01: continued | 18 checkNoDynamicTypeError(() => new C1<int>()); // /// 01: continued |
19 checkDynamicTypeError(() => new C1<String>()); /// 01: continued | 19 checkDynamicTypeError(() => new C1<String>()); /// 01: continued |
20 | 20 |
21 checkNoDynamicTypeError(() => new C2()); /// 01: continued | 21 checkNoDynamicTypeError(() => new C2()); // /// 01: continued |
22 | 22 |
23 checkDynamicTypeError(() => new C3()); /// 01: continued | 23 checkDynamicTypeError(() => new C3()); // /// 01: continued |
24 } | 24 } |
25 | 25 |
26 /// Returns `true` if the program is running in checked mode. | 26 /// Returns `true` if the program is running in checked mode. |
27 bool inCheckedMode() { | 27 bool inCheckedMode() { |
28 try { | 28 try { |
29 var i = 42; | 29 var i = 42; |
30 String s = i; | 30 String s = i; |
31 } on TypeError catch (e) { | 31 } on TypeError catch (e) { |
32 return true; | 32 return true; |
33 } | 33 } |
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52 /// of execution mode. | 52 /// of execution mode. |
53 void checkNoDynamicTypeError(f(), [String message]) { | 53 void checkNoDynamicTypeError(f(), [String message]) { |
54 message = message != null ? ': $message' : ''; | 54 message = message != null ? ': $message' : ''; |
55 try { | 55 try { |
56 f(); | 56 f(); |
57 } on TypeError catch (e) { | 57 } on TypeError catch (e) { |
58 String mode = inCheckedMode() ? 'checked mode' : 'production mode'; | 58 String mode = inCheckedMode() ? 'checked mode' : 'production mode'; |
59 Expect.fail('Unexpected type error in $mode$message.'); | 59 Expect.fail('Unexpected type error in $mode$message.'); |
60 } | 60 } |
61 } | 61 } |
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