1 /*

     2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  * 

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  * 

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  * 

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  * 

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /**

    25  * JDK-8025434: RegExp lastIndex can exceed int range

    26  *

    27  * @test

    28  * @run

    29  */

    30 

    31 var r = /a/g;

    32 

    33 r.lastIndex = 0x100000000;

    34 if (r.test("a")) {

    35     throw new Error("Expected no match");

    36 }

    37 

    38 r.lastIndex = 0x100000000000000;

    39 if (r.test("a")) {

    40     throw new Error("Expected no match");

    41 }

    42 

    43 r.lastIndex = -0x100000000;

    44 if (r.test("a")) {

    45     throw new Error("Expected match");

    46 }

    47 

    48 r.lastIndex = -0x100000000000000;

    49 if (r.test("a")) {

    50     throw new Error("Expected no match");

    51 }

    52 

    53 r.lastIndex = 1;

    54 if (r.test("a")) {

    55     throw new Error("Expected no match");

    56 }

    57 

    58 r.lastIndex = -1;

    59 if (r.test("a")) {

    60     throw new Error("Expected no match");

    61 }

    62 

    63 r.lastIndex = 0;

    64 if (!r.test("a")) {

    65     throw new Error("Expected match");

    66 }