| # Copyright 2013 the V8 project authors. All rights reserved. |
| # Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # |
| # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| # EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| # DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
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| # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| Test for behavior of non-capturing groups, as described in a blog post by Steven Levithan and bug 14931. |
| |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
| |
| |
| PASS /(x)?\1y/.test("y") is true |
| PASS /(x)?\1y/.exec("y") is ["y", undefined] |
| PASS /(x)?y/.exec("y") is ["y", undefined] |
| PASS "y".match(/(x)?\1y/) is ["y", undefined] |
| PASS "y".match(/(x)?y/) is ["y", undefined] |
| PASS "y".match(/(x)?\1y/g) is ["y"] |
| PASS "y".split(/(x)?\1y/) is ["", undefined, ""] |
| PASS "y".split(/(x)?y/) is ["", undefined, ""] |
| PASS "y".search(/(x)?\1y/) is 0 |
| PASS "y".replace(/(x)?\1y/, "z") is "z" |
| PASS "y".replace(/(x)?y/, "$1") is "" |
| PASS "y".replace(/(x)?\1y/, function($0, $1){ return String($1); }) is "undefined" |
| PASS "y".replace(/(x)?y/, function($0, $1){ return String($1); }) is "undefined" |
| PASS "y".replace(/(x)?y/, function($0, $1){ return $1; }) is "undefined" |
| PASS successfullyParsed is true |
| |
| TEST COMPLETE |
| |
