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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 | 4 |
| 5 import "package:expect/expect.dart"; |
| 6 |
5 int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1)); | 7 int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1)); |
6 | 8 |
7 foo() { | 9 foo() { |
8 var x = 0x102; | 10 var x = 0x102; |
9 if (inscrutable(x) == 0) x = 0x0; | 11 if (inscrutable(x) == 0) x = 0x0; |
10 if (inscrutable(10) == 10) x = 0x10; // x is in range [0 .. 0x102]. | 12 if (inscrutable(10) == 10) x = 0x10; // x is in range [0 .. 0x102]. |
11 x = x & 0xFF; // x should be in range [0 .. 0xFF]. Actual value: 0x10. | 13 x = x & 0xFF; // x should be in range [0 .. 0xFF]. Actual value: 0x10. |
12 var a = const [1, 2, 3]; | 14 var a = const [1, 2, 3]; |
13 return a[x]; | 15 return a[x]; |
14 } | 16 } |
15 | 17 |
16 main() { | 18 main() { |
17 Expect.throws(() => foo(), | 19 Expect.throws(() => foo(), |
18 (e) => e is RangeError); | 20 (e) => e is RangeError); |
19 } | 21 } |
20 | 22 |
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