| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 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 |
|
| 28 | // Tests from http://blog.stevenlevithan.com/archives/npcg-javascript
|
| 29 |
|
| 30 | assertEquals(true, /(x)?\1y/.test("y"));
|
| 31 | assertEquals(["y", undefined], /(x)?\1y/.exec("y"));
|
| 32 | assertEquals(["y", undefined], /(x)?y/.exec("y"));
|
| 33 | assertEquals(["y", undefined], "y".match(/(x)?\1y/));
|
| 34 | assertEquals(["y", undefined], "y".match(/(x)?y/));
|
| 35 | assertEquals(["y"], "y".match(/(x)?\1y/g));
|
| 36 | assertEquals(["", undefined, ""], "y".split(/(x)?\1y/));
|
| 37 | assertEquals(["", undefined, ""], "y".split(/(x)?y/));
|
| 38 | assertEquals(0, "y".search(/(x)?\1y/));
|
| 39 | assertEquals("z", "y".replace(/(x)?\1y/, "z"));
|
| 40 | assertEquals("", "y".replace(/(x)?y/, "$1"));
|
| 41 | assertEquals("undefined", "y".replace(/(x)?\1y/,
|
| 42 | function($0, $1){
|
| 43 | return String($1);
|
| 44 | }));
|
| 45 | assertEquals("undefined", "y".replace(/(x)?y/,
|
| 46 | function($0, $1){
|
| 47 | return String($1);
|
| 48 | }));
|
| 49 | assertEquals("undefined", "y".replace(/(x)?y/,
|
| 50 | function($0, $1){
|
| 51 | return $1;
|
| 52 | }));
|
| 53 |
|
| 54 | // See https://bugzilla.mozilla.org/show_bug.cgi?id=476146
|
| 55 | assertEquals("bbc,b", /^(b+|a){1,2}?bc/.exec("bbc"));
|
| 56 | assertEquals("bbaa,a,,a", /((\3|b)\2(a)){2,}/.exec("bbaababbabaaaaabbaaaabba"));
|
| 57 |
|