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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 comparison operators. | 4 // Dart test program for testing comparison operators. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 class Helper { | 8 class Helper { |
9 static bool STRICT_EQ(a, b) { | 9 static bool STRICT_EQ(a, b) { |
10 return identical(a, b); | 10 return identical(a, b); |
11 } | 11 } |
12 | 12 |
13 static bool STRICT_NE(a, b) { | 13 static bool STRICT_NE(a, b) { |
14 return !identical(a, b); | 14 return !identical(a, b); |
15 } | 15 } |
16 | 16 |
17 static bool EQ(a, b) { | 17 static bool EQ(a, b) { |
18 return a == b; | 18 return a == b; |
19 } | 19 } |
20 | 20 |
21 static bool NE(a, b) { | 21 static bool NE(a, b) { |
22 return a != b; | 22 return a != b; |
23 } | 23 } |
24 | 24 |
25 static bool LT(a, b) { | 25 static bool LT(a, b) { |
26 return a < b; | 26 return a < b; |
27 } | 27 } |
28 | 28 |
29 static bool LE(a,b) { | 29 static bool LE(a, b) { |
30 return a <= b; | 30 return a <= b; |
31 } | 31 } |
32 | 32 |
33 static bool GT(a, b) { | 33 static bool GT(a, b) { |
34 return a > b; | 34 return a > b; |
35 } | 35 } |
36 | 36 |
37 static bool GE(a, b) { | 37 static bool GE(a, b) { |
38 return a >= b; | 38 return a >= b; |
39 } | 39 } |
40 } | 40 } |
41 | 41 |
42 class A { | 42 class A { |
43 var b; | 43 var b; |
44 | 44 |
45 A(x) : b = x { } | 45 A(x) : b = x {} |
46 } | 46 } |
47 | 47 |
48 class ComparisonTest { | 48 class ComparisonTest { |
49 static testMain() { | 49 static testMain() { |
50 var a = new A(0); | 50 var a = new A(0); |
51 var b = new A(1); | 51 var b = new A(1); |
52 Expect.isTrue(Helper.STRICT_EQ(a, a)); | 52 Expect.isTrue(Helper.STRICT_EQ(a, a)); |
53 Expect.isFalse(Helper.STRICT_EQ(a, b)); | 53 Expect.isFalse(Helper.STRICT_EQ(a, b)); |
54 Expect.isFalse(Helper.STRICT_EQ(b, a)); | 54 Expect.isFalse(Helper.STRICT_EQ(b, a)); |
55 Expect.isTrue(Helper.STRICT_EQ(b, b)); | 55 Expect.isTrue(Helper.STRICT_EQ(b, b)); |
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316 Expect.isFalse(Helper.EQ(null, 1.1)); | 316 Expect.isFalse(Helper.EQ(null, 1.1)); |
317 | 317 |
318 // TODO(srdjan): Clarify behaviour of greater/less comparisons | 318 // TODO(srdjan): Clarify behaviour of greater/less comparisons |
319 // between numbers and non-numbers. | 319 // between numbers and non-numbers. |
320 } | 320 } |
321 } | 321 } |
322 | 322 |
323 main() { | 323 main() { |
324 ComparisonTest.testMain(); | 324 ComparisonTest.testMain(); |
325 } | 325 } |
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