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 24 description("Test to ensure correct behaviour of replacer functions in JSON.stringify"); 25 26 var object = {0:0, 1:1, 2:2, 3:undefined}; 27 var array = [0, 1, 2, undefined]; 28 function returnUndefined(){} 29 function returnObjectFor1(k, v) { 30 if (k == "1") 31 return {}; 32 return v; 33 } 34 function returnArrayFor1(k, v) { 35 if (k == "1") 36 return []; 37 return v; 38 } 39 function returnUndefinedFor1(k, v) { 40 if (k == "1") 41 return undefined; 42 return v; 43 } 44 function returnNullFor1(k, v) { 45 if (k == "1") 46 return null; 47 return v; 48 } 49 function returnCycleObjectFor1(k, v) { 50 if (k == "1") 51 return object; 52 return v; 53 } 54 function returnCycleArrayFor1(k, v) { 55 if (k == "1") 56 return array; 57 return v; 58 } 59 function returnFunctionFor1(k, v) { 60 if (k == "1") 61 return function(){}; 62 return v; 63 } 64 function returnStringForUndefined(k, v) { 65 if (v === undefined) 66 return "undefined value"; 67 return v; 68 } 69 70 shouldBeUndefined("JSON.stringify(object, returnUndefined)"); 71 shouldBeUndefined("JSON.stringify(array, returnUndefined)"); 72 73 shouldBe("JSON.stringify(object, returnObjectFor1)", '\'{"0":0,"1":{},"2":2}\''); 74 shouldBe("JSON.stringify(array, returnObjectFor1)", '\'[0,{},2,null]\''); 75 76 shouldBe("JSON.stringify(object, returnArrayFor1)", '\'{"0":0,"1":[],"2":2}\''); 77 shouldBe("JSON.stringify(array, returnArrayFor1)", '\'[0,[],2,null]\''); 78 79 shouldBe("JSON.stringify(object, returnUndefinedFor1)", '\'{"0":0,"2":2}\''); 80 shouldBe("JSON.stringify(array, returnUndefinedFor1)", '\'[0,null,2,null]\''); 81 82 shouldBe("JSON.stringify(object, returnFunctionFor1)", '\'{"0":0,"2":2}\''); 83 shouldBe("JSON.stringify(array, returnFunctionFor1)", '\'[0,null,2,null]\''); 84 85 shouldBe("JSON.stringify(object, returnNullFor1)", '\'{"0":0,"1":null,"2":2}\''); 86 shouldBe("JSON.stringify(array, returnNullFor1)", '\'[0,null,2,null]\''); 87 88 shouldBe("JSON.stringify(object, returnStringForUndefined)", '\'{"0":0,"1":1,"2":2,"3":"undefined value"}\''); 89 shouldBe("JSON.stringify(array, returnStringForUndefined)", '\'[0,1,2,"undefined value"]\''); 90 91 shouldThrow("JSON.stringify(object, returnCycleObjectFor1)"); 92 shouldThrow("JSON.stringify(array, returnCycleObjectFor1)"); 93 94 shouldThrow("JSON.stringify(object, returnCycleArrayFor1)"); 95 shouldThrow("JSON.stringify(array, returnCycleArrayFor1)"); 96