17be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// Copyright 2009 the V8 project authors. All rights reserved. 27be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// Redistribution and use in source and binary forms, with or without 37be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// modification, are permitted provided that the following conditions are 47be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// met: 57be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// 67be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// * Redistributions of source code must retain the above copyright 77be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// notice, this list of conditions and the following disclaimer. 87be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// * Redistributions in binary form must reproduce the above 97be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// copyright notice, this list of conditions and the following 107be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// disclaimer in the documentation and/or other materials provided 117be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// with the distribution. 127be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// * Neither the name of Google Inc. nor the names of its 137be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// contributors may be used to endorse or promote products derived 147be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// from this software without specific prior written permission. 157be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// 167be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 177be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 187be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 197be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 207be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 217be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 227be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 237be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 247be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 257be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 267be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 277be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 287be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// See: http://code.google.com/p/v8/issues/detail?id=254 297be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 307be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// RegExp with global flag: exec and test updates lastIndex. 317be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgvar re = /x/g; 327be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 337be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re.lastIndex, "Global, initial lastIndex"); 347be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 357be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertTrue(re.test("x"), "Global, test 1"); 367be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(1, re.lastIndex, "Global, lastIndex after test 1"); 377be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertFalse(re.test("x"), "Global, test 2"); 387be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re.lastIndex, "Global, lastIndex after test 2"); 397be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 407be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(["x"], re.exec("x"), "Global, exec 1"); 417be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(1, re.lastIndex, "Global, lastIndex after exec 1"); 427be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(null, re.exec("x"), "Global, exec 2"); 437be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re.lastIndex, "Global, lastIndex after exec 2"); 447be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 457be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// RegExp without global flag: exec and test leavs lastIndex at zero. 467be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgvar re2 = /x/; 477be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 487be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re2.lastIndex, "Non-global, initial lastIndex"); 497be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 507be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertTrue(re2.test("x"), "Non-global, test 1"); 517be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re2.lastIndex, "Non-global, lastIndex after test 1"); 527be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertTrue(re2.test("x"), "Non-global, test 2"); 537be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re2.lastIndex, "Non-global, lastIndex after test 2"); 547be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 557be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(["x"], re2.exec("x"), "Non-global, exec 1"); 567be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re2.lastIndex, "Non-global, lastIndex after exec 1"); 577be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(["x"], re2.exec("x"), "Non-global, exec 2"); 587be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgassertEquals(0, re2.lastIndex, "Non-global, lastIndex after exec 2"); 59