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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 // Test constant folding on numbers. | 4 // Test constant folding on numbers. |
5 | 5 |
6 import 'dart:async'; | 6 import 'dart:async'; |
7 import 'package:async_helper/async_helper.dart'; | 7 import 'package:async_helper/async_helper.dart'; |
8 import 'compiler_helper.dart'; | 8 import 'compiler_helper.dart'; |
9 | 9 |
10 const String INT_PLUS_ZERO = """ | 10 const String INT_PLUS_ZERO = """ |
11 int foo(x) => x; | 11 int foo(x) => x; |
12 void main() { | 12 void main() { |
13 var x = foo(0); | 13 var x = foo(0); |
14 return (x & 1) + 0; | 14 return (x & 1) + 0; |
15 } | 15 } |
16 """; | 16 """; |
17 | 17 |
18 const String ZERO_PLUS_INT = """ | 18 const String ZERO_PLUS_INT = """ |
19 int foo(x) => x; | 19 int foo(x) => x; |
20 void main() { | 20 void main() { |
21 var x = foo(0); | 21 var x = foo(0); |
22 return 0 + (x & 1); | 22 return 0 + (x & 1); |
23 } | 23 } |
24 """; | 24 """; |
25 | 25 |
26 // TODO(johnniwinther): Find out why this doesn't work without the `as num` | |
27 // cast. | |
28 const String NUM_PLUS_ZERO = """ | 26 const String NUM_PLUS_ZERO = """ |
29 int foo(x) => x; | 27 int foo(x) => x; |
30 void main() { | 28 void main() { |
31 var x = foo(0) as num; | 29 var x = foo(0); |
32 return x + 0; | 30 return x + 0; |
33 } | 31 } |
34 """; | 32 """; |
35 | 33 |
36 const String ZERO_PLUS_NUM = """ | 34 const String ZERO_PLUS_NUM = """ |
37 int foo(x) => x; | 35 int foo(x) => x; |
38 void main() { | 36 void main() { |
39 var x = foo(0); | 37 var x = foo(0); |
40 return 0 + x; | 38 return 0 + x; |
41 } | 39 } |
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76 | 74 |
77 main() { | 75 main() { |
78 var plusZero = new RegExp(r"\+ 0"); | 76 var plusZero = new RegExp(r"\+ 0"); |
79 var zeroPlus = new RegExp(r"0 \+"); | 77 var zeroPlus = new RegExp(r"0 \+"); |
80 var timesOne = new RegExp(r"\* 1"); | 78 var timesOne = new RegExp(r"\* 1"); |
81 var oneTimes = new RegExp(r"1 \*"); | 79 var oneTimes = new RegExp(r"1 \*"); |
82 | 80 |
83 asyncTest(() => Future.wait([ | 81 asyncTest(() => Future.wait([ |
84 compileAndDoNotMatch(INT_PLUS_ZERO, 'main', plusZero), | 82 compileAndDoNotMatch(INT_PLUS_ZERO, 'main', plusZero), |
85 compileAndDoNotMatch(ZERO_PLUS_INT, 'main', zeroPlus), | 83 compileAndDoNotMatch(ZERO_PLUS_INT, 'main', zeroPlus), |
86 compileAndMatch(NUM_PLUS_ZERO, 'main', plusZero), | 84 // TODO(johnniwinther): Find out why this doesn't work without [useMock]. |
| 85 compileAndMatch(NUM_PLUS_ZERO, 'main', plusZero, useMock: true), |
87 compileAndMatch(ZERO_PLUS_NUM, 'main', zeroPlus), | 86 compileAndMatch(ZERO_PLUS_NUM, 'main', zeroPlus), |
88 compileAndDoNotMatch(INT_TIMES_ONE, 'main', timesOne), | 87 compileAndDoNotMatch(INT_TIMES_ONE, 'main', timesOne), |
89 compileAndDoNotMatch(ONE_TIMES_INT, 'main', oneTimes), | 88 compileAndDoNotMatch(ONE_TIMES_INT, 'main', oneTimes), |
90 compileAndDoNotMatch(NUM_TIMES_ONE, 'main', timesOne), | 89 compileAndDoNotMatch(NUM_TIMES_ONE, 'main', timesOne), |
91 compileAndDoNotMatch(ONE_TIMES_NUM, 'main', oneTimes), | 90 compileAndDoNotMatch(ONE_TIMES_NUM, 'main', oneTimes), |
92 ])); | 91 ])); |
93 } | 92 } |
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