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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 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 | 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 // Dart test using an identity hash. | 4 // Dart test using an identity hash. |
5 | 5 |
6 import "package:expect/expect.dart"; | |
7 | |
8 abstract class BigGame { | 6 abstract class BigGame { |
9 String get name; | 7 String get name; |
10 } | 8 } |
11 | 9 |
12 // Giraffe overrides hashCode and provides its own identity hash. | 10 // Giraffe overrides hashCode and provides its own identity hash. |
13 class Giraffe implements BigGame { | 11 class Giraffe implements BigGame { |
14 final String name; | 12 final String name; |
15 final int identityHash_; | 13 final int identityHash_; |
16 | 14 |
17 Giraffe(this.name) : identityHash_ = nextId() {} | 15 Giraffe(this.name) : identityHash_ = nextId() {} |
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73 print("zebra2: ${savannah[zebra2]}"); | 71 print("zebra2: ${savannah[zebra2]}"); |
74 Expect.equals("Paolo", savannah[zebra1]); | 72 Expect.equals("Paolo", savannah[zebra1]); |
75 Expect.equals("Zeeta", savannah[zebra2]); | 73 Expect.equals("Zeeta", savannah[zebra2]); |
76 } | 74 } |
77 | 75 |
78 } | 76 } |
79 | 77 |
80 main() { | 78 main() { |
81 SavannahTest.testMain(); | 79 SavannahTest.testMain(); |
82 } | 80 } |
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