43 lines
1.6 KiB
JavaScript
43 lines
1.6 KiB
JavaScript
/*
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* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* JDK-8016681: regex capture behaves differently than on V8
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*
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* @test
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* @run
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*/
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// regexp similar to the one used in marked.js
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/^((?:[^\n]+\n?(?!( *[-*_]){3,} *(?:\n+|$)| *(#{1,6}) *([^\n]+?) *#* *(?:\n+|$)|([^\n]+)\n *(=|-){3,} *\n*))+)\n*/
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.exec("a\n\nb")
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.forEach(function(e) { print(e); });
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// simplified regexp
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/(x(?!(a))(?!(b))y)/
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.exec("xy")
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.forEach(function(e) { print(e); });
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// should not match as cross-negative-lookeahead backreference \2 should be undefined
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print(/(x(?!(a))(?!(b)\2))/.exec("xbc"));
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