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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 // VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-co
mpilation | 4 // VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-co
mpilation |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 | |
9 class A { | 8 class A { |
10 bool _result; | 9 bool _result; |
11 A(this._result); | 10 A(this._result); |
12 operator ==(x) { return _result; } | 11 operator ==(x) { |
| 12 return _result; |
| 13 } |
13 } | 14 } |
14 | 15 |
15 | 16 opaque(x) => [x, 1, 'y'][0]; // confuse the optimizers. |
16 opaque(x) => [x,1,'y'][0]; // confuse the optimizers. | |
17 | 17 |
18 class Death { | 18 class Death { |
19 operator ==(x) { throw 'Dead!'; } | 19 operator ==(x) { |
| 20 throw 'Dead!'; |
| 21 } |
20 } | 22 } |
21 | 23 |
22 death() => opaque(new Death()); | 24 death() => opaque(new Death()); |
23 nullFn() => opaque(null); | 25 nullFn() => opaque(null); |
24 | 26 |
25 tests() { | 27 tests() { |
26 var alwaysTrue = new A(true); | 28 var alwaysTrue = new A(true); |
27 var alwaysFalse = new A(false); | 29 var alwaysFalse = new A(false); |
28 Expect.isFalse(alwaysFalse == alwaysFalse); | 30 Expect.isFalse(alwaysFalse == alwaysFalse); |
29 Expect.isTrue(alwaysFalse != alwaysFalse); | 31 Expect.isTrue(alwaysFalse != alwaysFalse); |
(...skipping 10 matching lines...) Expand all Loading... |
40 Expect.isFalse(death() == nullFn()); | 42 Expect.isFalse(death() == nullFn()); |
41 Expect.isFalse(nullFn() == death()); | 43 Expect.isFalse(nullFn() == death()); |
42 Expect.isTrue(nullFn() == nullFn()); | 44 Expect.isTrue(nullFn() == nullFn()); |
43 Expect.isTrue(death() != nullFn()); | 45 Expect.isTrue(death() != nullFn()); |
44 Expect.isTrue(nullFn() != death()); | 46 Expect.isTrue(nullFn() != death()); |
45 Expect.isFalse(nullFn() != nullFn()); | 47 Expect.isFalse(nullFn() != nullFn()); |
46 | 48 |
47 if (death() == nullFn()) { | 49 if (death() == nullFn()) { |
48 throw "failed"; | 50 throw "failed"; |
49 } | 51 } |
50 if (death() != nullFn()) { | 52 if (death() != nullFn()) {} else { |
51 } else { | |
52 throw "failed"; | 53 throw "failed"; |
53 } | 54 } |
54 } | 55 } |
55 | 56 |
56 boolEqualityPositiveA(a) => a == true; | 57 boolEqualityPositiveA(a) => a == true; |
57 boolEqualityNegativeA(a) => a != true; | 58 boolEqualityNegativeA(a) => a != true; |
58 | 59 |
59 boolEqualityPositiveB(a) => true == a; | 60 boolEqualityPositiveB(a) => true == a; |
60 boolEqualityNegativeB(a) => true != a; | 61 boolEqualityNegativeB(a) => true != a; |
61 | 62 |
(...skipping 11 matching lines...) Expand all Loading... |
73 Expect.isFalse(boolEqualityNegativeB(true)); | 74 Expect.isFalse(boolEqualityNegativeB(true)); |
74 Expect.isTrue(boolEqualityNegativeB(false)); | 75 Expect.isTrue(boolEqualityNegativeB(false)); |
75 } | 76 } |
76 | 77 |
77 // Deoptimize. | 78 // Deoptimize. |
78 Expect.isFalse(boolEqualityPositiveA(1)); | 79 Expect.isFalse(boolEqualityPositiveA(1)); |
79 Expect.isTrue(boolEqualityNegativeA("hi")); | 80 Expect.isTrue(boolEqualityNegativeA("hi")); |
80 Expect.isFalse(boolEqualityPositiveB(2.0)); | 81 Expect.isFalse(boolEqualityPositiveB(2.0)); |
81 Expect.isTrue(boolEqualityNegativeB([])); | 82 Expect.isTrue(boolEqualityNegativeB([])); |
82 } | 83 } |
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