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8025434: RegExp lastIndex can exceed int range

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Reviewed-by: lagergren, sundar
This commit is contained in:
Hannes Wallnöfer 2013-09-25 16:37:56 +02:00
parent f8d5db06b9
commit 0414dcb01d
2 changed files with 67 additions and 1 deletions
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2
nashorn/src/jdk/nashorn/internal/objects/NativeRegExp.java
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@ -883,7 +883,7 @@ public final class NativeRegExp extends ScriptObject {
* @return last index property as int
*/
public int getLastIndex() {
return JSType.toInt32(lastIndex);
return JSType.toInteger(lastIndex);
}
/**

66
nashorn/test/script/basic/JDK-8025434.js Normal file
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@ -0,0 +1,66 @@
/*
* Copyright (c) 2010, 2013, 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-8025434: RegExp lastIndex can exceed int range
*
* @test
* @run
*/
var r = /a/g;
r.lastIndex = 0x100000000;
if (r.test("a")) {
throw new Error("Expected no match");
}
r.lastIndex = 0x100000000000000;
if (r.test("a")) {
throw new Error("Expected no match");
}
r.lastIndex = -0x100000000;
if (r.test("a")) {
throw new Error("Expected match");
}
r.lastIndex = -0x100000000000000;
if (r.test("a")) {
throw new Error("Expected no match");
}
r.lastIndex = 1;
if (r.test("a")) {
throw new Error("Expected no match");
}
r.lastIndex = -1;
if (r.test("a")) {
throw new Error("Expected no match");
}
r.lastIndex = 0;
if (!r.test("a")) {
throw new Error("Expected match");
}