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 24description( 25"This test checks for accuracy in numeric conversions, particularly with large or infinite values." 26); 27 28shouldBe("Number(1152921504606847105).toString()", "'1152921504606847200'"); 29shouldBe("parseInt('1152921504606847105').toString()", "'1152921504606847200'"); 30shouldBe("(- (- '1152921504606847105')).toString()", "'1152921504606847200'"); 31 32shouldBe("Number(0x1000000000000081).toString(16)", "'1000000000000100'"); 33shouldBe("parseInt('0x1000000000000081', 16).toString(16)", "'1000000000000100'"); 34shouldBe("(- (- '0x1000000000000081')).toString(16)", "'1000000000000100'"); 35 36shouldBe("Number(0100000000000000000201).toString(8)", "'100000000000000000400'"); 37shouldBe("parseInt('100000000000000000201', 8).toString(8)", "'100000000000000000400'"); 38 39shouldBe("(- 'infinity').toString()", "'NaN'"); 40 41shouldBe("parseInt('1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000').toString()", "'Infinity'"); 42shouldBe("parseInt('0x100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000', 16).toString()", "'Infinity'"); 43shouldBe("parseInt('100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000', 8).toString()", "'Infinity'"); 44 45shouldBe("parseInt('9007199254740992e2000').toString()", "'9007199254740992'"); 46shouldBe("parseInt('9007199254740992.0e2000').toString()", "'9007199254740992'"); 47 48shouldBe("parseInt(NaN)", "NaN"); 49shouldBe("parseInt(-Infinity)", "NaN"); 50shouldBe("parseInt(Infinity)", "NaN"); 51 52shouldBe("parseInt(-0.6).toString()", "'0'"); 53