diff options
author | hannesw <none@none> | 2016-06-24 12:39:42 +0200 |
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committer | hannesw <none@none> | 2016-06-24 12:39:42 +0200 |
commit | 028e4e07b652c50800b16f9ff203639817942a64 (patch) | |
tree | 7fc5468d9143ef96a6fcf7e170ef1dc63c99c519 /test | |
parent | 88196663ad8f6865948fb3b667b84c480aed5d64 (diff) | |
download | jdk8u_nashorn-028e4e07b652c50800b16f9ff203639817942a64.tar.gz |
8137240: Negative lookahead in RegEx breaks backreference
Reviewed-by: mhaupt
Diffstat (limited to 'test')
-rw-r--r-- | test/script/basic/JDK-8137240.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/script/basic/JDK-8137240.js b/test/script/basic/JDK-8137240.js new file mode 100644 index 00000000..645643ed --- /dev/null +++ b/test/script/basic/JDK-8137240.js @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/** + * JDK-8137240: Negative lookahead in RegEx breaks backreference + * + * @test + * @run + */ + + +Assert.assertEquals('aa'.replace(/(a)(?!b)\1/gm, 'c'), 'c'); + +var result = 'aa'.match(/(a)(?!b)\1/); +Assert.assertTrue(result.length === 2); +Assert.assertTrue(result[0] === 'aa'); +Assert.assertTrue(result[1] === 'a'); + +result = 'aa'.match(/(a)(?!(b))\2(a)/); +Assert.assertTrue(result.length === 4); +Assert.assertTrue(result[0] === 'aa'); +Assert.assertTrue(result[1] === 'a'); +Assert.assertTrue(result[2] === undefined); +Assert.assertTrue(result[3] === 'a'); |