1# Copyright 2013 the V8 project authors. All rights reserved. 2# Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions 6# are met: 7# 1. Redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer. 9# 2. Redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution. 12# 13# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 24This page tests assertions followed by quantifiers. 25 26On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 27 28 29 30Testing regexp: /(?=a){0}/gm 31PASS regexp.test('a') is true 32PASS regexp.lastIndex is 0 33 34Testing regexp: /(?=a){1}/gm 35PASS regexp.test('a') is true 36PASS regexp.lastIndex is 0 37 38Testing regexp: /(?!a){0}/gm 39PASS regexp.test('b') is true 40PASS regexp.lastIndex is 0 41 42Testing regexp: /(?!a){1}/gm 43PASS regexp.test('b') is true 44PASS regexp.lastIndex is 0 45PASS /^(?=a)?b$/.test("b") is true 46PASS successfullyParsed is true 47 48TEST COMPLETE 49 50