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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 | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 // Test that parameters keep their names in the output. | |
5 | |
6 #import("compiler_helper.dart"); | |
7 #import("parser_helper.dart"); | |
8 | |
9 final String TEST_ONE = @""" | |
10 class A { foo() => 499; } | |
11 class B { bar() => 42; } | |
12 | |
13 main() { | |
14 new A().foo(); | |
15 new B().bar(); | |
16 } | |
17 """; | |
18 | |
19 final String TEST_TWO = @""" | |
20 class A { | |
21 foo() => 499; | |
22 bar() => 42; | |
23 } | |
24 | |
25 main() { | |
26 new A().foo(); | |
27 new A().bar(); | |
28 } | |
29 """; | |
30 | |
31 final String TEST_THREE = @""" | |
32 class A { | |
33 foo() => 499; | |
34 bar() => 42; | |
35 } | |
36 | |
37 class B extends A { | |
38 foo() => -499; | |
39 bar() => -42; | |
40 } | |
41 | |
42 var y; | |
43 foo(i) { | |
44 if (0 != i) { | |
45 y--; | |
46 foo(i - 1); | |
47 y++; | |
48 } | |
49 } | |
50 | |
51 makeStaticInliningHard() { | |
52 y = 0; | |
53 foo(10); | |
54 return 0 == y; | |
55 } | |
56 | |
57 | |
58 // id returns [x] in a way that should be difficult to predict statically. | |
59 id(x) { | |
60 y = x; | |
61 foo(10); | |
62 return y; | |
63 } | |
64 | |
65 main() { | |
66 var a = new A(); | |
67 var b = new B(); | |
68 var x = a; | |
69 if (makeStaticInliningHard()) x = b; | |
70 x.foo(); | |
71 x.bar(); | |
72 } | |
73 """; | |
74 | |
75 final String TEST_FOUR = @""" | |
76 class A { foo() => 499; } | |
77 | |
78 foo(f) { f(); } | |
79 | |
80 main() { | |
81 foo(new A().foo); | |
82 } | |
83 """; | |
84 | |
85 main() { | |
86 // At some point Dart2js generated bad object literals with dangling commas: | |
87 // { a: true, }. Make sure this doesn't happen again. | |
88 RegExp danglingComma = const RegExp(@',[ \n]*}'); | |
89 String generated = compileAll(TEST_ONE); | |
90 Expect.isFalse(danglingComma.hasMatch(generated)); | |
91 | |
92 generated = compileAll(TEST_TWO); | |
93 Expect.isFalse(danglingComma.hasMatch(generated)); | |
94 | |
95 generated = compileAll(TEST_THREE); | |
96 Expect.isFalse(danglingComma.hasMatch(generated)); | |
97 | |
98 generated = compileAll(TEST_FOUR); | |
99 Expect.isFalse(danglingComma.hasMatch(generated)); | |
100 } | |
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