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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 program for testing function type parameters. | 4 // Dart test program for testing function type parameters. |
5 | 5 |
6 | 6 |
7 class Param2Test { | 7 class Param2Test { |
8 | 8 |
9 static forEach(List<int> a, int f(k)) { | 9 static forEach(List<int> a, int f(k)) { |
10 for (int i = 0; i < a.length; i++) { | 10 for (int i = 0; i < a.length; i++) { |
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43 isOdd(element) { | 43 isOdd(element) { |
44 return element % 2 == 1; | 44 return element % 2 == 1; |
45 } | 45 } |
46 | 46 |
47 Expect.equals(true, exists([3, 5, 7, 11, 13], isOdd)); | 47 Expect.equals(true, exists([3, 5, 7, 11, 13], isOdd)); |
48 Expect.equals(false, exists([2, 4, 10], isOdd)); | 48 Expect.equals(false, exists([2, 4, 10], isOdd)); |
49 Expect.equals(false, exists([], isOdd)); | 49 Expect.equals(false, exists([], isOdd)); |
50 | 50 |
51 v = [4, 5, 7]; | 51 v = [4, 5, 7]; |
52 Expect.equals(true, exists(v, (e) => e % 2 == 1)); | 52 Expect.equals(true, exists(v, (e) => e % 2 == 1)); |
53 Expect.equals(false, exists(v, f(e) => e == 6)); | 53 Expect.equals(false, exists(v, (e) => e == 6)); |
54 | 54 |
55 var isZero = (e) => e == 0; | 55 var isZero = (e) => e == 0; |
56 Expect.equals(false, exists(v, isZero)); | 56 Expect.equals(false, exists(v, isZero)); |
57 } | 57 } |
58 } | 58 } |
59 | 59 |
60 | 60 |
61 main() { | 61 main() { |
62 Param2Test.testMain(); | 62 Param2Test.testMain(); |
63 } | 63 } |
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