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1 // Copyright 2015 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Before Unicode RegExps are shipped, we shouldn't have the 'unicode' | |
6 // property on RegExp.prototype, or read it from 'flags'. | |
7 // mjsunit/es6/regexp-flags tests that the property is there when the | |
8 // flag is on. | |
9 | |
10 // Flags: --no-harmony-unicode-regexps | |
11 | |
12 'use strict'; | |
13 | |
14 assertFalse(RegExp.prototype.hasOwnProperty('unicode')); | |
15 | |
16 // If we were going to be really strict, we could have a test like this, | |
17 // with the assertTrue replaced by assertFalse, since flags shouldn't | |
18 // Get the 'unicode' property. However, it is probably OK to omit this | |
19 // detailed fix. | |
20 var x = /a/; | |
21 var y = false; | |
22 Object.defineProperty(x, 'unicode', { get() { y = true; } }); | |
23 assertEquals("", x.flags); | |
24 assertTrue(y); | |
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