1a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Copyright 2009 the V8 project authors. All rights reserved. 2a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Redistribution and use in source and binary forms, with or without 3a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// modification, are permitted provided that the following conditions are 4a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// met: 5a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 6a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions of source code must retain the above copyright 7a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// notice, this list of conditions and the following disclaimer. 8a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions in binary form must reproduce the above 9a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// copyright notice, this list of conditions and the following 10a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// disclaimer in the documentation and/or other materials provided 11a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// with the distribution. 12a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Neither the name of Google Inc. nor the names of its 13a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// contributors may be used to endorse or promote products derived 14a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// from this software without specific prior written permission. 15a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 16a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 28a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Date toJSON 29e46be819fca9468a0cd4e74859ce0f778eb8ca60Leon ClarkeassertEquals("1970-01-01T00:00:00.000Z", new Date(0).toJSON()); 30e46be819fca9468a0cd4e74859ce0f778eb8ca60Leon ClarkeassertEquals("1979-01-11T08:00:00.000Z", new Date("1979-01-11 08:00 GMT").toJSON()); 31e46be819fca9468a0cd4e74859ce0f778eb8ca60Leon ClarkeassertEquals("2005-05-05T05:05:05.000Z", new Date("2005-05-05 05:05:05 GMT").toJSON()); 32a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar n1 = new Date(10000); 33a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockn1.toISOString = function () { return "foo"; }; 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("foo", n1.toJSON()); 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar n2 = new Date(10001); 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockn2.toISOString = null; 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertThrows(function () { n2.toJSON(); }, TypeError); 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar n4 = new Date(10003); 39a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockn4.toISOString = function () { 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(0, arguments.length); 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(this, n4); 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block return null; 43a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block}; 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(null, n4.toJSON()); 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 463bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben MurdochassertTrue(Object.prototype === JSON.__proto__); 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[object JSON]", Object.prototype.toString.call(JSON)); 48a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 49b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch//Test Date.prototype.toJSON as generic function. 50b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d1 = {toJSON: Date.prototype.toJSON, 51b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return 42; }}; 52b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(42, d1.toJSON()); 53b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 54b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d2 = {toJSON: Date.prototype.toJSON, 55b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: function() { return Infinity; }, 56b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return 42; }}; 57b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(null, d2.toJSON()); 58b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 59b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d3 = {toJSON: Date.prototype.toJSON, 60b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: "not callable", 61b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toString: function() { return Infinity; }, 62b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return 42; }}; 63b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 64b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(null, d3.toJSON()); 65b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 66b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d4 = {toJSON: Date.prototype.toJSON, 67b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: "not callable", 68b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toString: "not callable either", 69b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return 42; }}; 703fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertThrows("d4.toJSON()", TypeError); // ToPrimitive throws. 71b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 72b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d5 = {toJSON: Date.prototype.toJSON, 73b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: "not callable", 74b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toString: function() { return "Infinity"; }, 75b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return 42; }}; 76b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(42, d5.toJSON()); 77b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 78b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d6 = {toJSON: Date.prototype.toJSON, 79b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toISOString: function() { return ["not primitive"]; }}; 80b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(["not primitive"], d6.toJSON()); 81b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 82b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar d7 = {toJSON: Date.prototype.toJSON, 83b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch ISOString: "not callable"}; 84b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertThrows("d7.toJSON()", TypeError); 85b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 86a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DontEnum 87b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochfor (var p in this) { 88a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertFalse(p == "JSON"); 89b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch} 90a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 91a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Parse 92a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({}, JSON.parse("{}")); 934515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals({42:37}, JSON.parse('{"42":37}')); 94a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(null, JSON.parse("null")); 95a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(true, JSON.parse("true")); 96a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(false, JSON.parse("false")); 97a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("foo", JSON.parse('"foo"')); 98a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("f\no", JSON.parse('"f\\no"')); 994515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals("\b\f\n\r\t\"\u2028\/\\", 1004515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke JSON.parse('"\\b\\f\\n\\r\\t\\"\\u2028\\/\\\\"')); 1014515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals([1.1], JSON.parse("[1.1]")); 1024515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals([1], JSON.parse("[1.0]")); 1034515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 1044515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(0, JSON.parse("0")); 1054515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(1, JSON.parse("1")); 1064515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(0.1, JSON.parse("0.1")); 107a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(1.1, JSON.parse("1.1")); 1084515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(1.1, JSON.parse("1.100000")); 1094515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(1.111111, JSON.parse("1.111111")); 1104515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-0, JSON.parse("-0")); 1114515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-1, JSON.parse("-1")); 1124515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-0.1, JSON.parse("-0.1")); 1134515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-1.1, JSON.parse("-1.1")); 1144515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-1.1, JSON.parse("-1.100000")); 1154515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(-1.111111, JSON.parse("-1.111111")); 1164515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(11, JSON.parse("1.1e1")); 1174515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(11, JSON.parse("1.1e+1")); 1184515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(0.11, JSON.parse("1.1e-1")); 1194515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(11, JSON.parse("1.1E1")); 1204515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(11, JSON.parse("1.1E+1")); 1214515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(0.11, JSON.parse("1.1E-1")); 1224515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 123a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([], JSON.parse("[]")); 124a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([1], JSON.parse("[1]")); 125a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([1, "2", true, null], JSON.parse('[1, "2", true, null]')); 126a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 1274515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals("", JSON.parse('""')); 1284515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals(["", "", -0, ""], JSON.parse('[ "" , "" , -0, ""]')); 1294515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeassertEquals("", JSON.parse('""')); 1304515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 1314515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 132a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction GetFilter(name) { 133a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function Filter(key, value) { 134a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block return (key == name) ? undefined : value; 135a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 136a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block return Filter; 137a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 138a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 139a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar pointJson = '{"x": 1, "y": 2}'; 140a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({'x': 1, 'y': 2}, JSON.parse(pointJson)); 141a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({'x': 1}, JSON.parse(pointJson, GetFilter('y'))); 142a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({'y': 2}, JSON.parse(pointJson, GetFilter('x'))); 143a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([1, 2, 3], JSON.parse("[1, 2, 3]")); 144a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([1, undefined, 3], JSON.parse("[1, 2, 3]", GetFilter(1))); 145a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals([1, 2, undefined], JSON.parse("[1, 2, 3]", GetFilter(2))); 146a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 147a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction DoubleNumbers(key, value) { 148a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block return (typeof value == 'number') ? 2 * value : value; 149a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 150a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 151a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar deepObject = '{"a": {"b": 1, "c": 2}, "d": {"e": {"f": 3}}}'; 152a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({"a": {"b": 1, "c": 2}, "d": {"e": {"f": 3}}}, 153a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.parse(deepObject)); 154a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals({"a": {"b": 2, "c": 4}, "d": {"e": {"f": 6}}}, 155a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.parse(deepObject, DoubleNumbers)); 156a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 157a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction TestInvalid(str) { 158a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertThrows(function () { JSON.parse(str); }, SyntaxError); 159a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 160a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 161a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('abcdef'); 162a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('isNaN()'); 163a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('{"x": [1, 2, deepObject]}'); 164a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('[1, [2, [deepObject], 3], 4]'); 165a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('function () { return 0; }'); 166a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 167a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid("[1, 2"); 168a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockTestInvalid('{"x": 3'); 169a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 1704515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke// JavaScript number literals not valid in JSON. 1714515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[01]'); 1724515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[.1]'); 1734515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[1.]'); 1744515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[1.e1]'); 1754515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[-.1]'); 1764515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[-1.]'); 1774515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 1784515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke// Plain invalid number literals. 1794515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('-'); 1804515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('--1'); 1814515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('-1e'); 1824515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1e--1]'); 1834515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1e+-1'); 1844515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1e-+1'); 1854515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1e++1'); 1864515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 1874515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke// JavaScript string literals not valid in JSON. 1884515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("'single quote'"); // Valid JavaScript 1894515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\a invalid escape"'); 1904515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\v invalid escape"'); // Valid JavaScript 1914515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\\' invalid escape"'); // Valid JavaScript 1924515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\x42 invalid escape"'); // Valid JavaScript 1934515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\u202 invalid escape"'); 1944515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"\\012 invalid escape"'); 1954515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"Unterminated string'); 1964515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"Unterminated string\\"'); 1974515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"Unterminated string\\\\\\"'); 1984515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 1993100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// Test bad JSON that would be good JavaScript (ES5). 2004515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{true:42}"); 2014515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{false:42}"); 2024515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{null:42}"); 2034515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{'foo':42}"); 2044515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{42:42}"); 2054515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{0:42}"); 2064515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid("{-1:42}"); 2074515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 2084515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke// Test for trailing garbage detection. 2094515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('42 px'); 2104515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('42 .2'); 2114515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('42 2'); 2124515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('42 e1'); 2134515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"42" ""'); 2144515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"42" ""'); 2154515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"" ""'); 2164515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('true ""'); 2174515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('false ""'); 2184515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('null ""'); 2194515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('null ""'); 2204515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[] ""'); 2214515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('[true] ""'); 2224515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('{} ""'); 2234515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('{"x":true} ""'); 2244515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('"Garbage""After string"'); 2254515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke 226a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Stringify 227a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 228b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochfunction TestStringify(expected, input) { 229b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertEquals(expected, JSON.stringify(input)); 230b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch assertEquals(expected, JSON.stringify(input, null, 0)); 231b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch} 232b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 233b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("true", true); 234b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("false", false); 235b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("null", null); 236b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("false", {toJSON: function () { return false; }}); 237b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("4", 4); 238b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"foo"', "foo"); 239b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("null", Infinity); 240b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("null", -Infinity); 241b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("null", NaN); 242b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("4", new Number(4)); 243b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"bar"', new String("bar")); 244b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 245b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"foo\\u0000bar"', "foo\0bar"); 246b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"f\\"o\'o\\\\b\\ba\\fr\\nb\\ra\\tz"', 247b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch "f\"o\'o\\b\ba\fr\nb\ra\tz"); 248b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 249b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("[1,2,3]", [1, 2, 3]); 250a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", JSON.stringify([1, 2, 3], null, 1)); 251a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", JSON.stringify([1, 2, 3], null, 2)); 252a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", 253a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, 3], null, new Number(2))); 254a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n^1,\n^2,\n^3\n]", JSON.stringify([1, 2, 3], null, "^")); 255a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n^1,\n^2,\n^3\n]", 256a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, 3], null, new String("^"))); 257a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n [\n 3,\n [\n 4\n ],\n 5\n ],\n 6,\n 7\n]", 258a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], null, 1)); 259a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[]", JSON.stringify([], null, 1)); 260a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[1,2,[3,[4],5],6,7]", 261a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], null)); 262a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[2,4,[6,[8],10],12,14]", 263a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], DoubleNumbers)); 264b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('["a","ab","abc"]', ["a","ab","abc"]); 265b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{"a":1,"c":true}', { a : 1, 266b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch b : function() { 1 }, 267b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch c : true, 268b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch d : function() { 2 } }); 269b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('[1,null,true,null]', 270b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch [1, function() { 1 }, true, function() { 2 }]); 271b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"toJSON 123"', 272b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch { toJSON : function() { return 'toJSON 123'; } }); 273b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{"a":321}', 274b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch { a : { toJSON : function() { return 321; } } }); 275b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar counter = 0; 276b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals('{"getter":123}', 277b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch JSON.stringify({ get getter() { counter++; return 123; } })); 278b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(1, counter); 279b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals('{"getter":123}', 280b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch JSON.stringify({ get getter() { counter++; return 123; } }, 281b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch null, 282b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 0)); 283b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(2, counter); 284b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 285b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{"a":"abc","b":"\u1234bc"}', 286b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch { a : "abc", b : "\u1234bc" }); 287b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 288b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 289b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar a = { a : 1, b : 2 }; 290b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochdelete a.a; 291b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{"b":2}', a); 292b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 293b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar b = {}; 294b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochb.__proto__ = { toJSON : function() { return 321;} }; 295b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("321", b); 296b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 297b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar array = [""]; 298b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar expected = '""'; 299b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochfor (var i = 0; i < 10000; i++) { 300b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch array.push(""); 301b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch expected = '"",' + expected; 302b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch} 303b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochexpected = '[' + expected + ']'; 304b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify(expected, array); 305b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 306a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 307a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar circular = [1, 2, 3]; 308a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockcircular[2] = circular; 309a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertThrows(function () { JSON.stringify(circular); }, TypeError); 310b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertThrows(function () { JSON.stringify(circular, null, 0); }, TypeError); 311a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 312a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar singleton = []; 313a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar multiOccurrence = [singleton, singleton, singleton]; 314b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("[[],[],[]]", multiOccurrence); 315a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 316b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{"x":5,"y":6}', {x:5,y:6}); 317a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{"x":5}', JSON.stringify({x:5,y:6}, ['x'])); 318a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{\n "a": "b",\n "c": "d"\n}', 319a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify({a:"b",c:"d"}, null, 1)); 320a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{"y":6,"x":5}', JSON.stringify({x:5,y:6}, ['y', 'x'])); 321a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 322b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// toJSON get string keys. 323b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar checker = {}; 324b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar array = [checker]; 325b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochchecker.toJSON = function(key) { return 1 + key; }; 326b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('["10"]', array); 327b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 3283100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// The gap is capped at ten characters if specified as string. 3293100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{\n "a": "b",\n "c": "d"\n}', 330b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch JSON.stringify({a:"b",c:"d"}, null, 3313100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu " /*characters after 10th*/")); 3323100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 3333100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu//The gap is capped at ten characters if specified as number. 3343100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{\n "a": "b",\n "c": "d"\n}', 3353100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu JSON.stringify({a:"b",c:"d"}, null, 15)); 3363100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 3373100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// Replaced wrapped primitives are unwrapped. 3383100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescufunction newx(k, v) { return (k == "x") ? new v(42) : v; } 3393100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":"42"}', JSON.stringify({x: String}, newx)); 3403100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":42}', JSON.stringify({x: Number}, newx)); 3413100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":true}', JSON.stringify({x: Boolean}, newx)); 3423100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 343b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify(undefined, undefined); 344b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify(undefined, function () { }); 345b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// Arrays with missing, undefined or function elements have those elements 3463100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// replaced by null. 347b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify("[null,null,null]", [undefined,,function(){}]); 3483100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 3493100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// Objects with undefined or function properties (including replaced properties) 3503100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// have those properties ignored. 351b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('{}', 3523100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu JSON.stringify({a: undefined, b: function(){}, c: 42, d: 42}, 353b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch function(k, v) { if (k == "c") return undefined; 3543100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu if (k == "d") return function(){}; 3553100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu return v; })); 356a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 3574515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1); throw "foo"; (1'); 358a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 359a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar x = 0; 360a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockeval("(1); x++; (1)"); 3614515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1); x++; (1'); 3623bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdoch 3633bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdoch// Test string conversion of argument. 3643bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdochvar o = { toString: function() { return "42"; } }; 3653bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben MurdochassertEquals(42, JSON.parse(o)); 3669ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick 3679ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick 3689ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrickfor (var i = 0; i < 65536; i++) { 3699ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var string = String.fromCharCode(i); 3709ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var encoded = JSON.stringify(string); 3719ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var expected = "uninitialized"; 3729ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Following the ES5 specification of the abstraction function Quote. 3739ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (string == '"' || string == '\\') { 3749ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Step 2.a 3759ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = '\\' + string; 3769ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else if ("\b\t\n\r\f".indexOf(string) >= 0) { 377b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch // Step 2.b 3789ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (string == '\b') expected = '\\b'; 3799ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\t') expected = '\\t'; 3809ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\n') expected = '\\n'; 3819ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\f') expected = '\\f'; 3829ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\r') expected = '\\r'; 3839ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else if (i < 32) { 3849ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Step 2.c 3859ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (i < 16) { 3869ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = "\\u000" + i.toString(16); 3879ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else { 3889ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = "\\u00" + i.toString(16); 3899ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } 3909ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else { 3919ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = string; 392b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch } 3939ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick assertEquals('"' + expected + '"', encoded, "Codepoint " + i); 394b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch} 395b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 396b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 397b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// Ensure that wrappers and callables are handled correctly. 398b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar num37 = new Number(42); 399b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochnum37.valueOf = function() { return 37; }; 400b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 401b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar numFoo = new Number(42); 402b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumFoo.valueOf = "not callable"; 403b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumFoo.toString = function() { return "foo"; }; 404b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 405b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar numTrue = new Number(42); 406b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumTrue.valueOf = function() { return true; } 407b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 408b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar strFoo = new String("bar"); 409b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochstrFoo.toString = function() { return "foo"; }; 410b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 411b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar str37 = new String("bar"); 412b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochstr37.toString = "not callable"; 413b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochstr37.valueOf = function() { return 37; }; 414b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 415b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar strTrue = new String("bar"); 416b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochstrTrue.toString = function() { return true; } 417b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 418b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar func = function() { /* Is callable */ }; 419b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 420b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar funcJSON = function() { /* Is callable */ }; 421b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfuncJSON.toJSON = function() { return "has toJSON"; }; 422b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 423b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar re = /Is callable/; 424b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 425b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar reJSON = /Is callable/; 426b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochreJSON.toJSON = function() { return "has toJSON"; }; 427b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 428b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('[37,null,1,"foo","37","true",null,"has toJSON",{},"has toJSON"]', 429b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch [num37, numFoo, numTrue, 430b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch strFoo, str37, strTrue, 431b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch func, funcJSON, re, reJSON]); 432b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 433b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 434b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball = Object(42); 435b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball.__proto__ = { __proto__: null, toString: function() { return true; } }; 436b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('1', oddball); 437b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 438b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar getCount = 0; 439b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar callCount = 0; 440b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar counter = { get toJSON() { getCount++; 441b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch return function() { callCount++; 442b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch return 42; }; } }; 4433fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch 4443fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// RegExps are not callable, so they are stringified as objects. 445b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('{}', /regexp/); 446b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('42', counter); 447b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(2, getCount); 448b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(2, callCount); 449b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 450b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball2 = Object(42); 451b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball3 = Object("foo"); 452b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball3.__proto__ = { __proto__: null, 453b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toString: "not callable", 454b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: function() { return true; } }; 455b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball2.__proto__ = { __proto__: null, 456b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toJSON: function () { return oddball3; } } 457b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"true"', oddball2); 458b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 459b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 460b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar falseNum = Object("37"); 461b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfalseNum.__proto__ = Number.prototype; 462b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfalseNum.toString = function() { return 42; }; 463b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify('"42"', falseNum); 464b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 465b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Parse an object value as __proto__. 466b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar o1 = JSON.parse('{"__proto__":[]}'); 467b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals([], o1.__proto__); 468b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(["__proto__"], Object.keys(o1)); 469b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals([], Object.getOwnPropertyDescriptor(o1, "__proto__").value); 470b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(["__proto__"], Object.getOwnPropertyNames(o1)); 471b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertTrue(o1.hasOwnProperty("__proto__")); 472b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertTrue(Object.prototype.isPrototypeOf(o1)); 473b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 474b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Parse a non-object value as __proto__. 475b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar o2 = JSON.parse('{"__proto__":5}'); 476b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(5, o2.__proto__); 477b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(["__proto__"], Object.keys(o2)); 478b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(5, Object.getOwnPropertyDescriptor(o2, "__proto__").value); 479b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertEquals(["__proto__"], Object.getOwnPropertyNames(o2)); 480b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertTrue(o2.hasOwnProperty("__proto__")); 481b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochassertTrue(Object.prototype.isPrototypeOf(o2)); 482b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 483b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochvar json = '{"stuff before slash\\\\stuff after slash":"whatever"}'; 484b8a8cc1952d61a2f3a2568848933943a543b5d3eBen MurdochTestStringify(json, JSON.parse(json)); 485