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("This test ensures that NaN is handled correctly when converting numeric expressions to booleans."); 25 26shouldBe("NaN ? true : false", "false"); 27shouldBe("1 ? true : false", "true"); 28shouldBe("0 ? true : false", "false"); 29shouldBe("-1 ? true : false", "true"); 30shouldBe("1 * -1 ? true : false", "true"); 31shouldBe("1 * 0 ? true : false", "false"); 32shouldBe("1 * 1 ? true : false", "true"); 33shouldBe("1 / -1 ? true : false", "true"); 34shouldBe("1 / 0 ? true : false", "true"); 35shouldBe("1 / 1 ? true : false", "true"); 36shouldBe("1 % 2 ? true : false", "true"); 37shouldBe("1 % 1 ? true : false", "false"); 38shouldBe("1 + -1 ? true : false", "false"); 39shouldBe("1 + 0 ? true : false", "true"); 40shouldBe("1 + 1 ? true : false", "true"); 41shouldBe("1 - -1 ? true : false", "true"); 42shouldBe("1 - 0 ? true : false", "true"); 43shouldBe("1 - 1 ? true : false", "false"); 44shouldBe("1 & -1 ? true : false", "true"); 45shouldBe("1 & 0 ? true : false", "false"); 46shouldBe("1 & 1 ? true : false", "true"); 47shouldBe("1 | -1 ? true : false", "true"); 48shouldBe("1 | 0 ? true : false", "true"); 49shouldBe("1 | 1 ? true : false", "true"); 50shouldBe("1 ^ -1 ? true : false", "true"); 51shouldBe("1 ^ 0 ? true : false", "true"); 52shouldBe("1 ^ 1 ? true : false", "false"); 53shouldBe("NaN * -1 ? true : false", "false"); 54shouldBe("NaN * 0? true : false", "false"); 55shouldBe("NaN * 1? true : false", "false"); 56shouldBe("NaN / -1 ? true : false", "false"); 57shouldBe("NaN / 0? true : false", "false"); 58shouldBe("NaN / 1? true : false", "false"); 59shouldBe("NaN % -1 ? true : false", "false"); 60shouldBe("NaN % 0? true : false", "false"); 61shouldBe("NaN % 1? true : false", "false"); 62shouldBe("NaN + -1 ? true : false", "false"); 63shouldBe("NaN + 0? true : false", "false"); 64shouldBe("NaN + 1? true : false", "false"); 65shouldBe("NaN - -1 ? true : false", "false"); 66shouldBe("NaN - 0? true : false", "false"); 67shouldBe("NaN - 1? true : false", "false"); 68shouldBe("NaN & -1 ? true : false", "false"); 69shouldBe("NaN & 0? true : false", "false"); 70shouldBe("NaN & 1? true : false", "false"); 71shouldBe("NaN | -1 ? true : false", "true"); 72shouldBe("NaN | 0? true : false", "false"); 73shouldBe("NaN | 1? true : false", "true"); 74shouldBe("NaN ^ -1 ? true : false", "true"); 75shouldBe("NaN ^ 0? true : false", "false"); 76shouldBe("NaN ^ 1? true : false", "true"); 77shouldBe("+NaN ? true : false", "false"); 78shouldBe("-NaN ? true : false", "false"); 79shouldBe("NaN && true ? true : false", "false"); 80shouldBe("NaN && false ? true : false", "false"); 81shouldBe("NaN || true ? true : false", "true"); 82shouldBe("NaN || false ? true : false", "false"); 83shouldBe("(function(){var nan = NaN; return nan-- ? true : false})()", "false"); 84shouldBe("(function(){var nan = NaN; return nan++ ? true : false})()", "false"); 85shouldBe("(function(){var nan = NaN; return --nan ? true : false})()", "false"); 86shouldBe("(function(){var nan = NaN; return ++nan ? true : false})()", "false"); 87shouldBe("(function(){var Undefined = undefined; return Undefined-- ? true : false})()", "false"); 88shouldBe("(function(){var Undefined = undefined; return Undefined++ ? true : false})()", "false"); 89shouldBe("(function(){var Undefined = undefined; return --Undefined ? true : false})()", "false"); 90shouldBe("(function(){var Undefined = undefined; return ++Undefined ? true : false})()", "false"); 91