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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 // VMOptions=--enable_type_checks | 4 // VMOptions=--enable_type_checks |
5 // | 5 // |
6 // Dart test program testing assert statements. | 6 // Dart test program testing assert statements. |
7 | 7 |
8 import "package:expect/expect.dart"; | 8 import "package:expect/expect.dart"; |
9 | 9 |
10 class AssertionTest { | 10 testTrue() { |
Jennifer Messerly
2017/07/07 23:43:17
this test also matches VM behavior
| |
11 static testTrue() { | 11 int i = 0; |
12 int i = 0; | 12 try { |
13 try { | 13 assert(true); |
14 assert(true); | 14 } on AssertionError catch (error) { |
15 } on AssertionError catch (error) { | 15 i = 1; |
16 i = 1; | |
17 } | |
18 return i; | |
19 } | 16 } |
17 return i; | |
18 } | |
20 | 19 |
21 static testFalse() { | 20 testFalse() { |
22 int i = 0; | 21 int i = 0; |
23 try { | 22 try { |
24 assert(false); | 23 assert(false); |
25 } on AssertionError catch (error) { | 24 } on AssertionError catch (error) { |
26 i = 1; | 25 i = 1; |
27 } | |
28 return i; | |
29 } | 26 } |
27 return i; | |
28 } | |
30 | 29 |
31 static unknown(var a) { | 30 unknown(dynamic a) { |
32 return (a) ? true : false; | 31 return a ? true : false; |
32 } | |
33 | |
34 testClosureReturnsFalse() { | |
35 int i = 0; | |
36 try { | |
37 assert(() => false); | |
38 } on AssertionError catch (error) { | |
39 i = 1; | |
33 } | 40 } |
41 return i; | |
42 } | |
34 | 43 |
35 static testUnknown() { | 44 testClosure(bool f()) { |
36 var x = unknown(false); | 45 int i = 0; |
37 int i = 0; | 46 try { |
38 try { | 47 assert(f); |
39 assert(x); | 48 } on AssertionError catch (error) { |
40 } on AssertionError catch (error) { | 49 i = 1; |
41 i = 1; | |
42 } | |
43 return i; | |
44 } | 50 } |
51 return i; | |
52 } | |
45 | 53 |
46 static testClosure() { | 54 testBoolean(bool value) { |
47 int i = 0; | 55 int i = 0; |
48 try { | 56 try { |
49 assert(() => false); | 57 assert(value); |
50 } on AssertionError catch (error) { | 58 } on AssertionError catch (error) { |
51 i = 1; | 59 i = 1; |
52 } | |
53 return i; | |
54 } | 60 } |
61 return i; | |
62 } | |
55 | 63 |
56 static testClosure2() { | 64 testDynamic(dynamic value) { |
57 int i = 0; | 65 int i = 0; |
58 try { | 66 try { |
59 var x = () => false; | 67 assert(value); |
60 assert(x); | 68 } on AssertionError catch (error) { |
61 } on AssertionError catch (error) { | 69 i = 1; |
62 i = 1; | |
63 } | |
64 return i; | |
65 } | 70 } |
71 return i; | |
72 } | |
66 | 73 |
67 static testMain() { | 74 testMessage(value, message) { |
68 Expect.equals(0, testTrue()); | 75 try { |
69 Expect.equals(1, testFalse()); | 76 assert(value, message); |
70 Expect.equals(1, testClosure()); | 77 return null; |
71 Expect.equals(1, testClosure2()); | 78 } on AssertionError catch (error) { |
79 return error; | |
72 } | 80 } |
73 } | 81 } |
74 | 82 |
75 main() { | 83 main() { |
76 AssertionTest.testMain(); | 84 Expect.equals(0, testTrue()); |
85 Expect.equals(0, testBoolean(true)); | |
86 Expect.equals(0, testDynamic(unknown(true))); | |
87 Expect.equals(0, testClosure(() => true)); | |
88 Expect.equals(0, testDynamic(() => true)); | |
89 | |
90 Expect.equals(1, testFalse()); | |
91 Expect.equals(1, testBoolean(false)); | |
92 Expect.equals(1, testClosureReturnsFalse()); | |
93 Expect.equals(1, testDynamic(unknown(false))); | |
94 Expect.equals(1, testDynamic(() => false)); | |
95 | |
96 Expect.equals(1, testBoolean(null)); | |
97 Expect.equals(1, testDynamic(null)); | |
98 Expect.equals(1, testDynamic(42)); | |
99 Expect.equals(1, testDynamic(() => 42)); | |
100 Expect.equals(1, testDynamic(() => null)); | |
101 Expect.equals(1, testClosure(() => null)); | |
102 | |
103 Expect.equals(1234, testMessage(false, 1234).message); | |
104 Expect.equals('hi', testMessage(false, 'hi').message); | |
105 Expect.equals(1234, testMessage(() => false, 1234).message); | |
106 Expect.equals('hi', testMessage(() => false, 'hi').message); | |
107 | |
108 // These errors do not have the message because boolean conversion failed. | |
109 Expect.equals(null, testMessage(null, 1234).message); | |
110 Expect.equals(null, testMessage(null, 'hi').message); | |
111 Expect.equals(null, testMessage(() => null, 1234).message); | |
112 Expect.equals(null, testMessage(() => null, 'hi').message); | |
113 Expect.isTrue("${testMessage(42, 1234)}".contains('boolean expression')); | |
114 Expect.isTrue("${testMessage(() => 1, 1234)}".contains('boolean expression')); | |
77 } | 115 } |
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