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 }