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| 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 AN
Y |
| 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 AN
Y |
| 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 O
N |
| 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 |
| 24 description("This test ensures that NaN is handled correctly when converting num
eric expressions to booleans."); |
| 25 |
| 26 shouldBe("NaN ? true : false", "false"); |
| 27 shouldBe("1 ? true : false", "true"); |
| 28 shouldBe("0 ? true : false", "false"); |
| 29 shouldBe("-1 ? true : false", "true"); |
| 30 shouldBe("1 * -1 ? true : false", "true"); |
| 31 shouldBe("1 * 0 ? true : false", "false"); |
| 32 shouldBe("1 * 1 ? true : false", "true"); |
| 33 shouldBe("1 / -1 ? true : false", "true"); |
| 34 shouldBe("1 / 0 ? true : false", "true"); |
| 35 shouldBe("1 / 1 ? true : false", "true"); |
| 36 shouldBe("1 % 2 ? true : false", "true"); |
| 37 shouldBe("1 % 1 ? true : false", "false"); |
| 38 shouldBe("1 + -1 ? true : false", "false"); |
| 39 shouldBe("1 + 0 ? true : false", "true"); |
| 40 shouldBe("1 + 1 ? true : false", "true"); |
| 41 shouldBe("1 - -1 ? true : false", "true"); |
| 42 shouldBe("1 - 0 ? true : false", "true"); |
| 43 shouldBe("1 - 1 ? true : false", "false"); |
| 44 shouldBe("1 & -1 ? true : false", "true"); |
| 45 shouldBe("1 & 0 ? true : false", "false"); |
| 46 shouldBe("1 & 1 ? true : false", "true"); |
| 47 shouldBe("1 | -1 ? true : false", "true"); |
| 48 shouldBe("1 | 0 ? true : false", "true"); |
| 49 shouldBe("1 | 1 ? true : false", "true"); |
| 50 shouldBe("1 ^ -1 ? true : false", "true"); |
| 51 shouldBe("1 ^ 0 ? true : false", "true"); |
| 52 shouldBe("1 ^ 1 ? true : false", "false"); |
| 53 shouldBe("NaN * -1 ? true : false", "false"); |
| 54 shouldBe("NaN * 0? true : false", "false"); |
| 55 shouldBe("NaN * 1? true : false", "false"); |
| 56 shouldBe("NaN / -1 ? true : false", "false"); |
| 57 shouldBe("NaN / 0? true : false", "false"); |
| 58 shouldBe("NaN / 1? true : false", "false"); |
| 59 shouldBe("NaN % -1 ? true : false", "false"); |
| 60 shouldBe("NaN % 0? true : false", "false"); |
| 61 shouldBe("NaN % 1? true : false", "false"); |
| 62 shouldBe("NaN + -1 ? true : false", "false"); |
| 63 shouldBe("NaN + 0? true : false", "false"); |
| 64 shouldBe("NaN + 1? true : false", "false"); |
| 65 shouldBe("NaN - -1 ? true : false", "false"); |
| 66 shouldBe("NaN - 0? true : false", "false"); |
| 67 shouldBe("NaN - 1? true : false", "false"); |
| 68 shouldBe("NaN & -1 ? true : false", "false"); |
| 69 shouldBe("NaN & 0? true : false", "false"); |
| 70 shouldBe("NaN & 1? true : false", "false"); |
| 71 shouldBe("NaN | -1 ? true : false", "true"); |
| 72 shouldBe("NaN | 0? true : false", "false"); |
| 73 shouldBe("NaN | 1? true : false", "true"); |
| 74 shouldBe("NaN ^ -1 ? true : false", "true"); |
| 75 shouldBe("NaN ^ 0? true : false", "false"); |
| 76 shouldBe("NaN ^ 1? true : false", "true"); |
| 77 shouldBe("+NaN ? true : false", "false"); |
| 78 shouldBe("-NaN ? true : false", "false"); |
| 79 shouldBe("NaN && true ? true : false", "false"); |
| 80 shouldBe("NaN && false ? true : false", "false"); |
| 81 shouldBe("NaN || true ? true : false", "true"); |
| 82 shouldBe("NaN || false ? true : false", "false"); |
| 83 shouldBe("(function(){var nan = NaN; return nan-- ? true : false})()", "false"); |
| 84 shouldBe("(function(){var nan = NaN; return nan++ ? true : false})()", "false"); |
| 85 shouldBe("(function(){var nan = NaN; return --nan ? true : false})()", "false"); |
| 86 shouldBe("(function(){var nan = NaN; return ++nan ? true : false})()", "false"); |
| 87 shouldBe("(function(){var Undefined = undefined; return Undefined-- ? true : fal
se})()", "false"); |
| 88 shouldBe("(function(){var Undefined = undefined; return Undefined++ ? true : fal
se})()", "false"); |
| 89 shouldBe("(function(){var Undefined = undefined; return --Undefined ? true : fal
se})()", "false"); |
| 90 shouldBe("(function(){var Undefined = undefined; return ++Undefined ? true : fal
se})()", "false"); |
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