function createTests() { var simpleArray = ['a', 'b', 'c']; var simpleObject = {a:"1", b:"2", c:"3"}; var complexArray = ['a', 'b', 'c',,,simpleObject, simpleArray, [simpleObject,simpleArray]]; var complexObject = {a:"1", b:"2", c:"3", d:undefined, e:null, "":12, get f(){ return simpleArray; }, array: complexArray}; var simpleArrayWithProto = ['d', 'e', 'f']; simpleArrayWithProto.__proto__ = simpleObject; var simpleObjectWithProto = {d:"4", e:"5", f:"6", __proto__:simpleObject}; var complexArrayWithProto = ['d', 'e', 'f',,,simpleObjectWithProto, simpleArrayWithProto, [simpleObjectWithProto,simpleArrayWithProto]]; complexArrayWithProto.__proto__ = simpleObjectWithProto; var complexObjectWithProto = {d:"4", e:"5", f:"6", g:undefined, h:null, "":12, get i(){ return simpleArrayWithProto; }, array2: complexArrayWithProto, __proto__:complexObject}; var objectWithSideEffectGetter = {get b() {this.foo=1;}}; var objectWithSideEffectGetterAndProto = {__proto__:{foo:"bar"}, get b() {this.foo=1;}}; var arrayWithSideEffectGetter = []; arrayWithSideEffectGetter.__defineGetter__("b", function(){this.foo=1;}); var arrayWithSideEffectGetterAndProto = []; arrayWithSideEffectGetterAndProto.__defineGetter__("b", function(){this.foo=1;}); arrayWithSideEffectGetterAndProto.__proto__ = {foo:"bar"}; var result = []; result.push(function(jsonObject){ return jsonObject.stringify(1); }); result.push(function(jsonObject){ return jsonObject.stringify(1.5); }); result.push(function(jsonObject){ return jsonObject.stringify(-1); }); result.push(function(jsonObject){ return jsonObject.stringify(-1.5); }); result.push(function(jsonObject){ return jsonObject.stringify(null); }); result.push(function(jsonObject){ return jsonObject.stringify("string"); }); result.push(function(jsonObject){ return jsonObject.stringify(new Number(0)); }); result.push(function(jsonObject){ return jsonObject.stringify(new Number(1)); }); result.push(function(jsonObject){ return jsonObject.stringify(new Number(1.5)); }); result.push(function(jsonObject){ return jsonObject.stringify(new Number(-1)); }); result.push(function(jsonObject){ return jsonObject.stringify(new Number(-1.5)); }); result.push(function(jsonObject){ return jsonObject.stringify(new String("a string object")); }); result.push(function(jsonObject){ return jsonObject.stringify(new Boolean(true)); }); result.push(function(jsonObject){ var value = new Number(1); value.valueOf = function() { return 2; } return jsonObject.stringify(value); }); result[result.length - 1].expected = '2'; result.push(function(jsonObject){ var value = new Boolean(true); value.valueOf = function() { return 2; } return jsonObject.stringify(value); }); result[result.length - 1].expected = '2'; result.push(function(jsonObject){ var value = new String("fail"); value.toString = function() { return "converted string"; } return jsonObject.stringify(value); }); result[result.length - 1].expected = '"converted string"'; result.push(function(jsonObject){ return jsonObject.stringify(true); }); result.push(function(jsonObject){ return jsonObject.stringify(false); }); result.push(function(jsonObject){ return jsonObject.stringify(new Date(0)); }); result.push(function(jsonObject){ return jsonObject.stringify({toJSON: Date.prototype.toJSON}); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ return jsonObject.stringify({toJSON: Date.prototype.toJSON, toISOString: function(){ return "custom toISOString"; }}); }); result.push(function(jsonObject){ return jsonObject.stringify({toJSON: Date.prototype.toJSON, toISOString: function(){ return {}; }}); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ return jsonObject.stringify({toJSON: Date.prototype.toJSON, toISOString: function(){ throw "An exception"; }}); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ var d = new Date(0); d.toISOString = null; return jsonObject.stringify(d); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ var d = new Date(0); d.toJSON = undefined; return jsonObject.stringify(d); }); result.push(function(jsonObject){ return jsonObject.stringify({get Foo() { return "bar"; }}); }); result.push(function(jsonObject){ return jsonObject.stringify({get Foo() { this.foo="wibble"; return "bar"; }}); }); result.push(function(jsonObject){ var count = 0; jsonObject.stringify({get Foo() { count++; return "bar"; }}); return count; }); result.push(function(jsonObject){ var count = 0; return jsonObject.stringify({get Foo() { count++; delete this.bar; return "bar"; }, bar: "wibble"}); }); result.push(function(jsonObject){ var count = 0; return jsonObject.stringify({a:"1", b:"2", c:"3", 5:4, 4:5, 2:6, 1:7}); }); result.push(function(jsonObject){ var allString = true; jsonObject.stringify({a:"1", b:"2", c:"3", 5:4, 4:5, 2:6, 1:7}, function(k,v){allString = allString && (typeof k == "string"); return v}); return allString; }); result.push(function(jsonObject){ var allString = true; jsonObject.stringify([1,2,3,4,5], function(k,v){allString = allString && (typeof k == "string"); return v}); return allString; }); result.push(function(jsonObject){ var allString = true; var array = []; return jsonObject.stringify({a:"1", b:"2", c:"3", 5:4, 4:5, 2:6, 1:7}, array); }); result.push(function(jsonObject){ var allString = true; var array = ["a"]; return jsonObject.stringify({get a(){return 1;array[1]="b";array[2]="c"}, b:"2", c:"3"}, array); }); result.push(function(jsonObject){ var allString = true; var array = [{toString:function(){array[0]='a'; array[1]='c'; array[2]='b'; return 'a'}}]; return jsonObject.stringify(simpleObject, array); }); result.push(function(jsonObject){ var allString = true; var array = [{toString:function(){array[0]='a'; array[1]='c'; array[2]='b'; return 'a'}}]; return jsonObject.stringify(simpleObjectWithProto, array); }); result.push(function(jsonObject){ var allString = true; var array = [1, new Number(2), NaN, Infinity, -Infinity, new String("str")]; return jsonObject.stringify({"1":"1","2":"2","NaN":"NaN","Infinity":"Infinity","-Infinity":"-Infinity","str":"str"}, array); }); result[result.length - 1].expected = '{"1":"1","2":"2","NaN":"NaN","Infinity":"Infinity","-Infinity":"-Infinity","str":"str"}'; result.push(function(jsonObject){ var allString = true; var array = ["1","2","3"]; return jsonObject.stringify({1:'a', 2:'b', 3:'c'}, array); }); result.push(function(jsonObject){ var allString = true; var array = ["1","2","3"]; return jsonObject.stringify(simpleArray, array); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArray, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArray, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArray, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArray, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, 10); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, 11); }); result[result.length - 1].expected = JSON.stringify(simpleObject, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, " "); }); result[result.length - 1].expected = JSON.stringify(simpleObject, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(simpleObject, null, " "); }); result[result.length - 1].expected = JSON.stringify(simpleObject, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(complexArray, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArray, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArray, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArray, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObject, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObject, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObject, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObject, null, 4); }); result.push(function(jsonObject){ var allString = true; var array = ["1","2","3"]; return jsonObject.stringify(simpleArrayWithProto, array); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArrayWithProto, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArrayWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArrayWithProto, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleArrayWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, 10); }); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, 11); }); result[result.length - 1].expected = JSON.stringify(simpleObjectWithProto, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, " "); }); result[result.length - 1].expected = JSON.stringify(simpleObjectWithProto, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(simpleObjectWithProto, null, " "); }); result[result.length - 1].expected = JSON.stringify(simpleObjectWithProto, null, 10); result.push(function(jsonObject){ return jsonObject.stringify(complexArrayWithProto, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArrayWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArrayWithProto, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(complexArrayWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObjectWithProto, null, " "); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObjectWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObjectWithProto, null, "ab"); }); result.push(function(jsonObject){ return jsonObject.stringify(complexObjectWithProto, null, 4); }); result.push(function(jsonObject){ return jsonObject.stringify(objectWithSideEffectGetter); }); result.push(function(jsonObject){ return jsonObject.stringify(objectWithSideEffectGetterAndProto); }); result.push(function(jsonObject){ return jsonObject.stringify(arrayWithSideEffectGetter); }); result.push(function(jsonObject){ return jsonObject.stringify(arrayWithSideEffectGetterAndProto); }); var replaceTracker; function replaceFunc(key, value) { replaceTracker += key + "("+(typeof key)+")" + JSON.stringify(value) + ";"; return value; } result.push(function(jsonObject){ replaceTracker = ""; jsonObject.stringify([1,2,3,,,,4,5,6], replaceFunc); return replaceTracker; }); result[result.length - 1].expected = '(string)[1,2,3,null,null,null,4,5,6];0(number)1;1(number)2;2(number)3;3(number)undefined;4(number)undefined;5(number)undefined;6(number)4;7(number)5;8(number)6;' result.push(function(jsonObject){ replaceTracker = ""; jsonObject.stringify({a:"a", b:"b", c:"c", 3: "d", 2: "e", 1: "f"}, replaceFunc); return replaceTracker; }); result[result.length - 1].expected = '(string){"a":"a","b":"b","c":"c","3":"d","2":"e","1":"f"};a(string)"a";b(string)"b";c(string)"c";3(string)"d";2(string)"e";1(string)"f";'; result.push(function(jsonObject){ var count = 0; var array = [{toString:function(){count++; array[0]='a'; array[1]='c'; array[2]='b'; return 'a'}}]; jsonObject.stringify(simpleObject, array); return count; }); result.push(function(jsonObject){ var allString = true; var array = [{toString:function(){array[0]='a'; array[1]='c'; array[2]='b'; return 'a'}}, 'b', 'c']; return jsonObject.stringify(simpleObject, array); }); result.push(function(jsonObject){ var count = 0; var array = [{toString:function(){count++; array[0]='a'; array[1]='c'; array[2]='b'; return 'a'}}, 'b', 'c']; jsonObject.stringify(simpleObject, array); return count; }); result.push(function(jsonObject){ return jsonObject.stringify({a:"1", get b() { this.a="foo"; return "getter"; }, c:"3"}); }); result.push(function(jsonObject){ return jsonObject.stringify({a:"1", get b() { this.c="foo"; return "getter"; }, c:"3"}); }); result.push(function(jsonObject){ var setterCalled = false; jsonObject.stringify({a:"1", set b(s) { setterCalled = true; return "setter"; }, c:"3"}); return setterCalled; }); result.push(function(jsonObject){ return jsonObject.stringify({a:"1", get b(){ return "getter"; }, set b(s) { return "setter"; }, c:"3"}); }); result.push(function(jsonObject){ return jsonObject.stringify(new Array(10)); }); result.push(function(jsonObject){ return jsonObject.stringify([undefined,,null,0,false]); }); result.push(function(jsonObject){ return jsonObject.stringify({p1:undefined,p2:null,p3:0,p4:false}); }); var cycleTracker = ""; var cyclicObject = { get preSelf1() { cycleTracker+="preSelf1,"; return "preSelf1"; }, preSelf2: {toJSON:function(){cycleTracker+="preSelf2,"; return "preSelf2"}}, self: [], get postSelf1() { cycleTracker+="postSelf1,"; return "postSelf1" }, postSelf2: {toJSON:function(){cycleTracker+="postSelf2,"; return "postSelf2"}}, toJSON : function(key) { cycleTracker += key + "("+(typeof key)+"):" + this; return this; } }; cyclicObject.self = cyclicObject; result.push(function(jsonObject){ cycleTracker = ""; return jsonObject.stringify(cyclicObject); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ cycleTracker = ""; try { jsonObject.stringify(cyclicObject); } catch(e) { cycleTracker += " -> exception" } return cycleTracker; }); result[result.length - 1].expected = "(string):[object Object]preSelf1,preSelf2,self(string):[object Object] -> exception" var cyclicArray = [{toJSON : function(key,value) { cycleTracker += key + "("+(typeof key)+"):" + this; cycleTracker += "first,"; return this; }}, cyclicArray, {toJSON : function(key,value) { cycleTracker += key + "("+(typeof key)+"):" + this; cycleTracker += "second,"; return this; }}]; cyclicArray[1] = cyclicArray; result.push(function(jsonObject){ cycleTracker = ""; return jsonObject.stringify(cyclicArray); }); result[result.length - 1].throws = true; result.push(function(jsonObject){ cycleTracker = ""; try { jsonObject.stringify(cyclicArray); } catch(e) { cycleTracker += " -> exception" } return cycleTracker; }); result[result.length - 1].expected = "0(number):[object Object]first, -> exception"; function createArray(len, o) { var r = []; for (var i = 0; i < len; i++) r[i] = o; return r; } var getterCalls; var magicObject = createArray(10, {abcdefg: [1,2,5,"ab", null, undefined, true, false,,], get calls() {return ++getterCalls; }, "123":createArray(15, "foo"), "":{a:"b"}}); result.push(function(jsonObject){ getterCalls = 0; return jsonObject.stringify(magicObject) + " :: getter calls = " + getterCalls; }); result.push(function(jsonObject){ return jsonObject.stringify(undefined); }); result.push(function(jsonObject){ return jsonObject.stringify(null); }); result.push(function(jsonObject){ return jsonObject.stringify({toJSON:function(){ return undefined; }}); }); result.push(function(jsonObject){ return jsonObject.stringify({toJSON:function(){ return null; }}); }); result.push(function(jsonObject){ return jsonObject.stringify([{toJSON:function(){ return undefined; }}]); }); result.push(function(jsonObject){ return jsonObject.stringify([{toJSON:function(){ return null; }}]); }); result.push(function(jsonObject){ return jsonObject.stringify({a:{toJSON:function(){ return undefined; }}}); }); result.push(function(jsonObject){ return jsonObject.stringify({a:{toJSON:function(){ return null; }}}); }); result.push(function(jsonObject){ return jsonObject.stringify({a:{toJSON:function(){ return function(){}; }}}); }); result.push(function(jsonObject){ return jsonObject.stringify({a:function(){}}); }); result.push(function(jsonObject){ var deepObject = {}; for (var i = 0; i < 2048; i++) deepObject = {next:deepObject}; return jsonObject.stringify(deepObject); }); result.push(function(jsonObject){ var deepArray = []; for (var i = 0; i < 2048; i++) deepArray = [deepArray]; return jsonObject.stringify(deepArray); }); result.push(function(jsonObject){ var depth = 0; function toDeepVirtualJSONObject() { if (++depth >= 2048) return {}; var r = {}; r.toJSON = toDeepVirtualJSONObject; return {recurse: r}; } return jsonObject.stringify(toDeepVirtualJSONObject()); }); result.push(function(jsonObject){ var depth = 0; function toDeepVirtualJSONArray() { if (++depth >= 2048) return []; var r = []; r.toJSON = toDeepJSONArray; return [r]; } return jsonObject.stringify(toDeepVirtualJSONArray()); }); var fullCharsetString = ""; for (var i = 0; i < 65536; i++) fullCharsetString += String.fromCharCode(i); result.push(function(jsonObject){ return jsonObject.stringify(fullCharsetString); }); return result; } var tests = createTests(); for (var i = 0; i < tests.length; i++) { try { debug(tests[i]); if (tests[i].throws) shouldThrow('tests[i](nativeJSON)'); else if (tests[i].expected) shouldBe('tests[i](nativeJSON)', "tests[i].expected"); else shouldBe('tests[i](nativeJSON)', "tests[i](JSON)"); }catch(e){} } successfullyParsed = true;