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| 1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. | 2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| 3 // | 3 // |
| 4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
| 5 // modification, are permitted provided that the following conditions | 5 // modification, are permitted provided that the following conditions |
| 6 // are met: | 6 // are met: |
| 7 // 1. Redistributions of source code must retain the above copyright | 7 // 1. Redistributions of source code must retain the above copyright |
| 8 // notice, this list of conditions and the following disclaimer. | 8 // notice, this list of conditions and the following disclaimer. |
| 9 // 2. Redistributions in binary form must reproduce the above copyright | 9 // 2. Redistributions in binary form must reproduce the above copyright |
| 10 // notice, this list of conditions and the following disclaimer in the | 10 // notice, this list of conditions and the following disclaimer in the |
| 11 // documentation and/or other materials provided with the distribution. | 11 // documentation and/or other materials provided with the distribution. |
| 12 // | 12 // |
| 13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 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 | 14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 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 | 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 | 17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 | 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 | 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 | 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. | 22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 23 | 23 |
| 24 description( | 24 description( |
| 25 "Tests that the peephole CompareEq optimization for the case where one side is p
redicted final object and the other side is predicted either final object or oth
er (i.e. null or undefined) doesn't assert when both sides are also proven final
object." | 25 "Tests that defining a setter on the Array prototype works even if it is done af
ter arrays are allocated." |
| 26 ); | 26 ); |
| 27 | 27 |
| 28 function foo(a, b) { | 28 var ouches = 0; |
| 29 |
| 30 function foo(haveABadTime) { |
| 29 var result = []; | 31 var result = []; |
| 30 result.push(a.f); | 32 result.length = 5; |
| 31 result.push(b.f); | 33 for (var i = 0; i < result.length; ++i) { |
| 32 if (a == b) | 34 if (i == haveABadTime) { |
| 33 result.push(true); | 35 debug("Henceforth I will have a bad time."); |
| 34 else | 36 Array.prototype.__defineSetter__("3", function() { debug("Ouch!"); o
uches++; }); |
| 35 result.push(false); | 37 } |
| 38 result[i] = i; |
| 39 } |
| 36 return result; | 40 return result; |
| 37 } | 41 } |
| 38 | 42 |
| 39 for (var i = 0; i < 100; ++i) { | 43 var expected = "\"0,1,2,3,4\""; |
| 40 if (i%2) { | 44 |
| 41 var o = {f:42}; | 45 for (var i = 0; i < 1000; ++i) { |
| 42 shouldBe("foo(o, o)", "[42, 42, true]"); | 46 var haveABadTime; |
| 47 if (i == 950) { |
| 48 haveABadTime = 2; |
| 49 expected = "\"0,1,2,,4\""; |
| 43 } else | 50 } else |
| 44 shouldThrow("foo({f:42}, null)"); | 51 haveABadTime = -1; |
| 52 shouldBe("\"" + foo(haveABadTime).join(",") + "\"", expected); |
| 45 } | 53 } |
| 46 | 54 |
| 55 shouldBe("ouches", "50"); |
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