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| 1 // Copyright 2009 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are |
| 4 // met: |
| 5 // |
| 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. |
| 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 |
1 // Regexp shouldn't use String.prototype.slice() | 28 // Regexp shouldn't use String.prototype.slice() |
2 var s = new String("foo"); | 29 var s = new String("foo"); |
3 assertEquals("f", s.slice(0,1)); | 30 assertEquals("f", s.slice(0,1)); |
4 String.prototype.slice = function() { return "x"; } | 31 String.prototype.slice = function() { return "x"; } |
5 assertEquals("x", s.slice(0,1)); | 32 assertEquals("x", s.slice(0,1)); |
6 assertEquals("g", /g/.exec("gg")); | 33 assertEquals("g", /g/.exec("gg")); |
7 | 34 |
8 // Regexp shouldn't use String.prototype.charAt() | 35 // Regexp shouldn't use String.prototype.charAt() |
9 var f1 = new RegExp("f", "i"); | 36 var f1 = new RegExp("f", "i"); |
10 assertEquals("F", f1.exec("F")); | 37 assertEquals("F", f1.exec("F")); |
11 assertEquals("f", "foo".charAt(0)); | 38 assertEquals("f", "foo".charAt(0)); |
12 String.prototype.charAt = function(idx) { return 'g'; }; | 39 String.prototype.charAt = function(idx) { return 'g'; }; |
13 assertEquals("g", "foo".charAt(0)); | 40 assertEquals("g", "foo".charAt(0)); |
14 var f2 = new RegExp("[g]", "i"); | 41 var f2 = new RegExp("[g]", "i"); |
15 assertEquals("G", f2.exec("G")); | 42 assertEquals("G", f2.exec("G")); |
16 assertTrue(f2.ignoreCase); | 43 assertTrue(f2.ignoreCase); |
17 | 44 |
18 // On the other hand test is defined in a semi-coherent way as a call to exec. | 45 // On the other hand test is defined in a semi-coherent way as a call to exec. |
19 // 15.10.6.3 | 46 // 15.10.6.3 |
20 // SpiderMonkey fails this one. | 47 // SpiderMonkey fails this one. |
21 RegExp.prototype.exec = function(string) { return 'x'; } | 48 RegExp.prototype.exec = function(string) { return 'x'; } |
22 assertTrue(/f/.test('x')); | 49 assertTrue(/f/.test('x')); |
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