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 228a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("true", JSON.stringify(true)); 229a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("false", JSON.stringify(false)); 230a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("null", JSON.stringify(null)); 231a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("false", JSON.stringify({toJSON: function () { return false; }})); 232a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("4", JSON.stringify(4)); 233a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('"foo"', JSON.stringify("foo")); 234a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("null", JSON.stringify(Infinity)); 235a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("null", JSON.stringify(-Infinity)); 236a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("null", JSON.stringify(NaN)); 237a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("4", JSON.stringify(new Number(4))); 238a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('"bar"', JSON.stringify(new String("bar"))); 239a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 240a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('"foo\\u0000bar"', JSON.stringify("foo\0bar")); 241a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('"f\\"o\'o\\\\b\\ba\\fr\\nb\\ra\\tz"', 242a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify("f\"o\'o\\b\ba\fr\nb\ra\tz")); 243a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 244a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[1,2,3]", JSON.stringify([1, 2, 3])); 245a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", JSON.stringify([1, 2, 3], null, 1)); 246a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", JSON.stringify([1, 2, 3], null, 2)); 247a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n 3\n]", 248a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, 3], null, new Number(2))); 249a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n^1,\n^2,\n^3\n]", JSON.stringify([1, 2, 3], null, "^")); 250a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n^1,\n^2,\n^3\n]", 251a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, 3], null, new String("^"))); 252a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[\n 1,\n 2,\n [\n 3,\n [\n 4\n ],\n 5\n ],\n 6,\n 7\n]", 253a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], null, 1)); 254a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[]", JSON.stringify([], null, 1)); 255a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[1,2,[3,[4],5],6,7]", 256a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], null)); 257a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[2,4,[6,[8],10],12,14]", 258a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify([1, 2, [3, [4], 5], 6, 7], DoubleNumbers)); 2593fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertEquals('["a","ab","abc"]', JSON.stringify(["a","ab","abc"])); 260a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 261a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar circular = [1, 2, 3]; 262a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockcircular[2] = circular; 263a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertThrows(function () { JSON.stringify(circular); }, TypeError); 264a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 265a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar singleton = []; 266a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar multiOccurrence = [singleton, singleton, singleton]; 267a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("[[],[],[]]", JSON.stringify(multiOccurrence)); 268a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 269a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{"x":5,"y":6}', JSON.stringify({x:5,y:6})); 270a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{"x":5}', JSON.stringify({x:5,y:6}, ['x'])); 271a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{\n "a": "b",\n "c": "d"\n}', 272a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify({a:"b",c:"d"}, null, 1)); 273a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('{"y":6,"x":5}', JSON.stringify({x:5,y:6}, ['y', 'x'])); 274a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 275b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// toJSON get string keys. 276b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar checker = {}; 277b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar array = [checker]; 278b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochchecker.toJSON = function(key) { return 1 + key; }; 279b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('["10"]', JSON.stringify(array)); 280b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 2813100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// The gap is capped at ten characters if specified as string. 2823100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{\n "a": "b",\n "c": "d"\n}', 283b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch JSON.stringify({a:"b",c:"d"}, null, 2843100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu " /*characters after 10th*/")); 2853100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 2863100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu//The gap is capped at ten characters if specified as number. 2873100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{\n "a": "b",\n "c": "d"\n}', 2883100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu JSON.stringify({a:"b",c:"d"}, null, 15)); 2893100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 2903100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// Replaced wrapped primitives are unwrapped. 2913100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescufunction newx(k, v) { return (k == "x") ? new v(42) : v; } 2923100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":"42"}', JSON.stringify({x: String}, newx)); 2933100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":42}', JSON.stringify({x: Number}, newx)); 2943100271588b61cbc1dc472a3f2f105d2eed8497fAndrei PopescuassertEquals('{"x":true}', JSON.stringify({x: Boolean}, newx)); 2953100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 296a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(undefined, JSON.stringify(undefined)); 297a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(undefined, JSON.stringify(function () { })); 298b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// Arrays with missing, undefined or function elements have those elements 2993100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// replaced by null. 300b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals("[null,null,null]", 3013100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu JSON.stringify([undefined,,function(){}])); 3023100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu 3033100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// Objects with undefined or function properties (including replaced properties) 3043100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu// have those properties ignored. 305b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('{}', 3063100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu JSON.stringify({a: undefined, b: function(){}, c: 42, d: 42}, 307b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch function(k, v) { if (k == "c") return undefined; 3083100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu if (k == "d") return function(){}; 3093100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu return v; })); 310a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 3114515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1); throw "foo"; (1'); 312a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 313a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar x = 0; 314a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockeval("(1); x++; (1)"); 3154515c472dc3e5ed2448a564600976759e569a0a8Leon ClarkeTestInvalid('1); x++; (1'); 3163bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdoch 3173bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdoch// Test string conversion of argument. 3183bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben Murdochvar o = { toString: function() { return "42"; } }; 3193bec4d28b1f388dbc06a9c4276e1a03e86c52b04Ben MurdochassertEquals(42, JSON.parse(o)); 3209ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick 3219ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick 3229ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrickfor (var i = 0; i < 65536; i++) { 3239ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var string = String.fromCharCode(i); 3249ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var encoded = JSON.stringify(string); 3259ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick var expected = "uninitialized"; 3269ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Following the ES5 specification of the abstraction function Quote. 3279ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (string == '"' || string == '\\') { 3289ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Step 2.a 3299ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = '\\' + string; 3309ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else if ("\b\t\n\r\f".indexOf(string) >= 0) { 331b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch // Step 2.b 3329ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (string == '\b') expected = '\\b'; 3339ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\t') expected = '\\t'; 3349ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\n') expected = '\\n'; 3359ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\f') expected = '\\f'; 3369ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick else if (string == '\r') expected = '\\r'; 3379ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else if (i < 32) { 3389ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick // Step 2.c 3399ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick if (i < 16) { 3409ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = "\\u000" + i.toString(16); 3419ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else { 3429ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = "\\u00" + i.toString(16); 3439ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } 3449ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick } else { 3459ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick expected = string; 346b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch } 3479ac36c9faca11611ada13b4054edbaa0738661d0Iain Merrick assertEquals('"' + expected + '"', encoded, "Codepoint " + i); 348b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch} 349b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 350b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 351b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch// Ensure that wrappers and callables are handled correctly. 352b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar num37 = new Number(42); 353b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochnum37.valueOf = function() { return 37; }; 354b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 355b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar numFoo = new Number(42); 356b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumFoo.valueOf = "not callable"; 357b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumFoo.toString = function() { return "foo"; }; 358b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 359b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar numTrue = new Number(42); 360b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochnumTrue.valueOf = function() { return true; } 361b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 362b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar strFoo = new String("bar"); 363b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochstrFoo.toString = function() { return "foo"; }; 364b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 365b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar str37 = new String("bar"); 366b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochstr37.toString = "not callable"; 367b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochstr37.valueOf = function() { return 37; }; 368b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 369b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar strTrue = new String("bar"); 370b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochstrTrue.toString = function() { return true; } 371b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 372b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar func = function() { /* Is callable */ }; 373b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 374b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar funcJSON = function() { /* Is callable */ }; 375b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfuncJSON.toJSON = function() { return "has toJSON"; }; 376b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 377b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar re = /Is callable/; 378b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 379b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar reJSON = /Is callable/; 380b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochreJSON.toJSON = function() { return "has toJSON"; }; 381b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 382b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals( 3833fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch '[37,null,1,"foo","37","true",null,"has toJSON",{},"has toJSON"]', 384b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch JSON.stringify([num37, numFoo, numTrue, 385b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch strFoo, str37, strTrue, 386b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch func, funcJSON, re, reJSON])); 387b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 388b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 389b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball = Object(42); 390b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball.__proto__ = { __proto__: null, toString: function() { return true; } }; 391b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('1', JSON.stringify(oddball)); 392b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 393b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar getCount = 0; 394b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar callCount = 0; 395b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar counter = { get toJSON() { getCount++; 396b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch return function() { callCount++; 397b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch return 42; }; } }; 3983fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch 3993fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// RegExps are not callable, so they are stringified as objects. 4003fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertEquals('{}', JSON.stringify(/regexp/)); 401b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('42', JSON.stringify(counter)); 402b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(1, getCount); 403b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals(1, callCount); 404b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 405b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball2 = Object(42); 406b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar oddball3 = Object("foo"); 407b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball3.__proto__ = { __proto__: null, 408b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toString: "not callable", 409b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch valueOf: function() { return true; } }; 410b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochoddball2.__proto__ = { __proto__: null, 411b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch toJSON: function () { return oddball3; } } 412b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('"true"', JSON.stringify(oddball2)); 413b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 414b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 415b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochvar falseNum = Object("37"); 416b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfalseNum.__proto__ = Number.prototype; 417b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochfalseNum.toString = function() { return 42; }; 418b0fe1620dcb4135ac3ab2d66ff93072373911299Ben MurdochassertEquals('"42"', JSON.stringify(falseNum)); 4191e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 4201e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// We don't currently allow plain properties called __proto__ in JSON 4211e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// objects in JSON.parse. Instead we read them as we would JS object 4221e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// literals. If we change that, this test should change with it. 4233fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// 4243fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// Parse a non-object value as __proto__. This must not create a 4253fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// __proto__ property different from the original, and should not 4261e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// change the original. 4271e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockvar o = JSON.parse('{"__proto__":5}'); 4281e0659c275bb392c045087af4f6b0d7565cb3d77Steve BlockassertEquals(Object.prototype, o.__proto__); // __proto__ isn't changed. 4291e0659c275bb392c045087af4f6b0d7565cb3d77Steve BlockassertEquals(0, Object.keys(o).length); // __proto__ isn't added as enumerable. 4301e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 4311e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 4321e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 433