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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( |
| 25 "This tests that we can correctly call Function.prototype.apply" |
| 26 ); |
| 27 |
| 28 var myObject = { apply: function() { return [myObject, "myObject.apply"] } }; |
| 29 var myFunction = function (arg1) { |
| 30 return [this, "myFunction", arg1]; |
| 31 }; |
| 32 var myFunctionWithApply = function (arg1) { |
| 33 return [this, "myFunctionWithApply", arg1]; |
| 34 }; |
| 35 |
| 36 function forwarder(f, thisValue, args) { |
| 37 function g() { |
| 38 return f.apply(thisValue, arguments); |
| 39 } |
| 40 return g.apply(null, args); |
| 41 } |
| 42 function recurseArguments() { |
| 43 recurseArguments.apply(null, arguments); |
| 44 } |
| 45 |
| 46 myFunctionWithApply.apply = function (arg1) { return [this, "myFunctionWithApply
.apply", arg1] }; |
| 47 Function.prototype.aliasedApply = Function.prototype.apply; |
| 48 var arg1Array = ['arg1']; |
| 49 |
| 50 shouldBe("myObject.apply()", '[myObject, "myObject.apply"]'); |
| 51 shouldBe("forwarder(myObject)", '[myObject, "myObject.apply"]'); |
| 52 shouldBe("myFunction('arg1')", '[this, "myFunction", "arg1"]'); |
| 53 shouldBe("forwarder(myFunction, null, ['arg1'])", '[this, "myFunction", "arg1"]'
); |
| 54 shouldBe("myFunction.apply(myObject, ['arg1'])", '[myObject, "myFunction", "arg1
"]'); |
| 55 shouldBe("myFunction.apply(myObject, arg1Array)", '[myObject, "myFunction", "arg
1"]'); |
| 56 shouldBe("forwarder(myFunction, myObject, arg1Array)", '[myObject, "myFunction",
"arg1"]'); |
| 57 shouldBe("myFunction.apply()", '[this, "myFunction", undefined]'); |
| 58 shouldBe("myFunction.apply(null)", '[this, "myFunction", undefined]'); |
| 59 shouldBe("myFunction.apply(undefined)", '[this, "myFunction", undefined]'); |
| 60 shouldBe("myFunction.aliasedApply(myObject, ['arg1'])", '[myObject, "myFunction"
, "arg1"]'); |
| 61 shouldBe("myFunction.aliasedApply()", '[this, "myFunction", undefined]'); |
| 62 shouldBe("myFunction.aliasedApply(null)", '[this, "myFunction", undefined]'); |
| 63 shouldBe("myFunction.aliasedApply(undefined)", '[this, "myFunction", undefined]'
); |
| 64 shouldBe("myFunctionWithApply.apply(myObject, ['arg1'])", '[myFunctionWithApply,
"myFunctionWithApply.apply", myObject]'); |
| 65 shouldBe("myFunctionWithApply.aliasedApply(myObject, ['arg1'])", '[myObject, "my
FunctionWithApply", "arg1"]'); |
| 66 shouldBe("myFunctionWithApply.apply(myObject, arg1Array)", '[myFunctionWithApply
, "myFunctionWithApply.apply", myObject]'); |
| 67 shouldBe("forwarder(myFunctionWithApply, myObject, arg1Array)", '[myFunctionWith
Apply, "myFunctionWithApply.apply", myObject]'); |
| 68 shouldBe("myFunctionWithApply.aliasedApply(myObject, arg1Array)", '[myObject, "m
yFunctionWithApply", "arg1"]'); |
| 69 |
| 70 function stackOverflowTest() { |
| 71 try { |
| 72 var a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z; |
| 73 stackOverflowTest(); |
| 74 } catch(e) { |
| 75 // Blow the stack with a sparse array |
| 76 shouldThrow("myFunction.apply(null, new Array(5000000))"); |
| 77 // Blow the stack with a sparse array that is sufficiently large to caus
e int overflow |
| 78 shouldThrow("myFunction.apply(null, new Array(1 << 30))"); |
| 79 } |
| 80 } |
| 81 stackOverflowTest(); |
| 82 |
| 83 // Blow the stack recursing with arguments |
| 84 shouldThrow("recurseArguments.apply(null, new Array(50000))"); |
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