OLD | NEW |
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 | 4 |
5 import "package:expect/expect.dart"; | 5 import "package:expect/expect.dart"; |
6 | 6 |
7 /// Returns its argument. | 7 /// Returns its argument. |
8 /// | 8 /// |
9 /// Prevents static optimizations and inlining. | 9 /// Prevents static optimizations and inlining. |
10 @NoInline() @AssumeDynamic() | 10 @NoInline() |
| 11 @AssumeDynamic() |
11 confuse(x) => x; | 12 confuse(x) => x; |
12 | 13 |
13 main() { | 14 main() { |
14 // Make sure that const maps use the == operator and not identical. The | 15 // Make sure that const maps use the == operator and not identical. The |
15 // specification does not explicitly require it, but otherwise ints and | 16 // specification does not explicitly require it, but otherwise ints and |
16 // Strings wouldn't make much sense as keys. | 17 // Strings wouldn't make much sense as keys. |
17 var m = const { 1: 42, "foo": 499 }; | 18 var m = const {1: 42, "foo": 499}; |
18 Expect.equals(42, m[confuse(1.0)]); | 19 Expect.equals(42, m[confuse(1.0)]); |
19 Expect.equals(499, m[confuse(new String.fromCharCodes("foo".runes))]); | 20 Expect.equals(499, m[confuse(new String.fromCharCodes("foo".runes))]); |
20 } | 21 } |
OLD | NEW |