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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 | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 import "package:expect/expect.dart"; | |
6 | |
7 import "../../tools/testing/dart/environment.dart"; | |
8 import "../../tools/testing/dart/status_expression.dart"; | |
9 | |
10 class TestEnvironment implements Environment { | |
11 final Map<String, String> _values; | |
12 | |
13 TestEnvironment(this._values); | |
14 | |
15 /// Looks up the value of the variable with [name]. | |
16 String lookUp(String name) => _values[name]; | |
17 | |
18 operator []=(String key, String value) => _values[key] = value; | |
19 } | |
20 | |
21 main() { | |
22 testExpression(); | |
23 testSyntaxError(); | |
24 testBoolean(); | |
25 testNotBoolean(); | |
26 testNotEqual(); | |
27 } | |
28 | |
29 void testExpression() { | |
30 var expression = Expression | |
31 .parse(r" $mode == debug && ($arch == chromium || $arch == dartc) "); | |
32 Expect.equals( | |
33 r"(($mode == debug) && (($arch == chromium) || ($arch == dartc)))", | |
34 expression.toString()); | |
35 | |
36 // Test BooleanExpression.evaluate(). | |
37 var environment = new TestEnvironment({"arch": "dartc", "mode": "debug"}); | |
38 | |
39 Expect.isTrue(expression.evaluate(environment)); | |
40 environment["mode"] = "release"; | |
41 Expect.isFalse(expression.evaluate(environment)); | |
42 environment["arch"] = "ia32"; | |
43 Expect.isFalse(expression.evaluate(environment)); | |
44 environment["mode"] = "debug"; | |
45 Expect.isFalse(expression.evaluate(environment)); | |
46 environment["arch"] = "chromium"; | |
47 Expect.isTrue(expression.evaluate(environment)); | |
48 } | |
49 | |
50 void testSyntaxError() { | |
51 var input = r"($arch == (-dartc || $arch == chromium) && $mode == release"; | |
52 Expect.throws(() { | |
53 Expression.parse(input); | |
54 }, (e) => e.toString() == "FormatException: Syntax error in '$input'"); | |
55 } | |
56 | |
57 void testBoolean() { | |
58 var expression = | |
59 Expression.parse(r" $arch == ia32 && $checked || $mode == release "); | |
60 Expect.equals(r"((($arch == ia32) && (bool $checked)) || ($mode == release))", | |
61 expression.toString()); | |
62 | |
63 // Test BooleanExpression.evaluate(). | |
64 var environment = | |
65 new TestEnvironment({"arch": "ia32", "checked": "true", "mode": "debug"}); | |
66 | |
67 Expect.isTrue(expression.evaluate(environment)); | |
68 environment["mode"] = "release"; | |
69 Expect.isTrue(expression.evaluate(environment)); | |
70 environment["checked"] = "false"; | |
71 Expect.isTrue(expression.evaluate(environment)); | |
72 environment["mode"] = "debug"; | |
73 Expect.isFalse(expression.evaluate(environment)); | |
74 environment["arch"] = "arm"; | |
75 Expect.isFalse(expression.evaluate(environment)); | |
76 environment["checked"] = "true"; | |
77 Expect.isFalse(expression.evaluate(environment)); | |
78 } | |
79 | |
80 void testNotBoolean() { | |
81 var expression = | |
82 Expression.parse(r" $arch == ia32 && ! $checked || $mode == release "); | |
83 Expect.equals( | |
84 r"((($arch == ia32) && (bool ! $checked)) || ($mode == release))", | |
85 expression.toString()); | |
86 | |
87 var environment = new TestEnvironment( | |
88 {"arch": "ia32", "checked": "false", "mode": "debug"}); | |
89 | |
90 Expect.isTrue(expression.evaluate(environment)); | |
91 environment["mode"] = "release"; | |
92 Expect.isTrue(expression.evaluate(environment)); | |
93 environment["checked"] = "true"; | |
94 Expect.isTrue(expression.evaluate(environment)); | |
95 environment["mode"] = "debug"; | |
96 Expect.isFalse(expression.evaluate(environment)); | |
97 environment["arch"] = "arm"; | |
98 Expect.isFalse(expression.evaluate(environment)); | |
99 environment["checked"] = "false"; | |
100 Expect.isFalse(expression.evaluate(environment)); | |
101 } | |
102 | |
103 void testNotEqual() { | |
104 // Test the != operator. | |
105 var expression = Expression.parse(r"$compiler == dart2js && $runtime != ie9"); | |
106 Expect.equals( | |
107 r"(($compiler == dart2js) && ($runtime != ie9))", expression.toString()); | |
108 | |
109 // Test BooleanExpression.evaluate(). | |
110 var environment = new TestEnvironment({ | |
111 "compiler": "none", | |
112 "runtime": "ie9", | |
113 }); | |
114 | |
115 Expect.isFalse(expression.evaluate(environment)); | |
116 environment["runtime"] = "chrome"; | |
117 Expect.isFalse(expression.evaluate(environment)); | |
118 | |
119 environment["compiler"] = "dart2js"; | |
120 environment["runtime"] = "ie9"; | |
121 Expect.isFalse(expression.evaluate(environment)); | |
122 environment["runtime"] = "chrome"; | |
123 Expect.isTrue(expression.evaluate(environment)); | |
124 } | |
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