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23
24description("Test to ensure correct behaviour of replacer functions in JSON.stringify");
25
26var object = {0:0, 1:1, 2:2, 3:undefined};
27var array = [0, 1, 2, undefined];
28function returnUndefined(){}
29function returnObjectFor1(k, v) {
30    if (k == "1")
31        return {};
32    return v;
33}
34function returnArrayFor1(k, v) {
35    if (k == "1")
36        return [];
37    return v;
38}
39function returnUndefinedFor1(k, v) {
40    if (k == "1")
41        return undefined;
42    return v;
43}
44function returnNullFor1(k, v) {
45    if (k == "1")
46        return null;
47    return v;
48}
49function returnCycleObjectFor1(k, v) {
50    if (k == "1")
51        return object;
52    return v;
53}
54function returnCycleArrayFor1(k, v) {
55    if (k == "1")
56        return array;
57    return v;
58}
59function returnFunctionFor1(k, v) {
60    if (k == "1")
61        return function(){};
62    return v;
63}
64function returnStringForUndefined(k, v) {
65    if (v === undefined)
66        return "undefined value";
67    return v;
68}
69
70shouldBeUndefined("JSON.stringify(object, returnUndefined)");
71shouldBeUndefined("JSON.stringify(array, returnUndefined)");
72
73shouldBe("JSON.stringify(object, returnObjectFor1)", '\'{"0":0,"1":{},"2":2}\'');
74shouldBe("JSON.stringify(array, returnObjectFor1)", '\'[0,{},2,null]\'');
75
76shouldBe("JSON.stringify(object, returnArrayFor1)", '\'{"0":0,"1":[],"2":2}\'');
77shouldBe("JSON.stringify(array, returnArrayFor1)", '\'[0,[],2,null]\'');
78
79shouldBe("JSON.stringify(object, returnUndefinedFor1)", '\'{"0":0,"2":2}\'');
80shouldBe("JSON.stringify(array, returnUndefinedFor1)", '\'[0,null,2,null]\'');
81
82shouldBe("JSON.stringify(object, returnFunctionFor1)", '\'{"0":0,"2":2}\'');
83shouldBe("JSON.stringify(array, returnFunctionFor1)", '\'[0,null,2,null]\'');
84
85shouldBe("JSON.stringify(object, returnNullFor1)", '\'{"0":0,"1":null,"2":2}\'');
86shouldBe("JSON.stringify(array, returnNullFor1)", '\'[0,null,2,null]\'');
87
88shouldBe("JSON.stringify(object, returnStringForUndefined)", '\'{"0":0,"1":1,"2":2,"3":"undefined value"}\'');
89shouldBe("JSON.stringify(array, returnStringForUndefined)", '\'[0,1,2,"undefined value"]\'');
90
91shouldThrow("JSON.stringify(object, returnCycleObjectFor1)");
92shouldThrow("JSON.stringify(array, returnCycleObjectFor1)");
93
94shouldThrow("JSON.stringify(object, returnCycleArrayFor1)");
95shouldThrow("JSON.stringify(array, returnCycleArrayFor1)");
96