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1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
| 28 // Test that we throw exceptions when calling test and exec with no |
| 29 // input. This is not part of the spec, but we do it for |
| 30 // compatibility with JSC. |
| 31 assertThrows("/a/.test()"); |
| 32 assertThrows("/a/.exec()"); |
| 33 |
| 34 // Test that we do not throw exceptions once the static RegExp.input |
| 35 // field has been set. |
| 36 RegExp.input = "a"; |
| 37 assertDoesNotThrow("/a/.test()"); |
| 38 assertDoesNotThrow("/a/.exec()"); |
| 39 |
28 // Test the (deprecated as of JS 1.5) properties of the RegExp function. | 40 // Test the (deprecated as of JS 1.5) properties of the RegExp function. |
29 var re = /((\d+)\.(\d+))/; | 41 var re = /((\d+)\.(\d+))/; |
30 var s = 'abc123.456def'; | 42 var s = 'abc123.456def'; |
31 | 43 |
32 re.exec(s); | 44 re.exec(s); |
33 | 45 |
34 assertEquals(s, RegExp.input); | 46 assertEquals(s, RegExp.input); |
35 assertEquals('123.456', RegExp.lastMatch); | 47 assertEquals('123.456', RegExp.lastMatch); |
36 assertEquals('456', RegExp.lastParen); | 48 assertEquals('456', RegExp.lastParen); |
37 assertEquals('abc', RegExp.leftContext); | 49 assertEquals('abc', RegExp.leftContext); |
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113 for (var i = 4; i < 10; ++i) { | 125 for (var i = 4; i < 10; ++i) { |
114 assertEquals('', RegExp['$' + i]); | 126 assertEquals('', RegExp['$' + i]); |
115 } | 127 } |
116 | 128 |
117 // String.prototype.replace must interleave matching and replacing when a | 129 // String.prototype.replace must interleave matching and replacing when a |
118 // global regexp is matched and replaced with the result of a function, in | 130 // global regexp is matched and replaced with the result of a function, in |
119 // case the function uses the static properties of the regexp constructor. | 131 // case the function uses the static properties of the regexp constructor. |
120 re = /(.)/g; | 132 re = /(.)/g; |
121 function f() { return RegExp.$1; }; | 133 function f() { return RegExp.$1; }; |
122 assertEquals('abcd', 'abcd'.replace(re, f)); | 134 assertEquals('abcd', 'abcd'.replace(re, f)); |
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