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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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250 assertEquals("[\n^1,\n^2,\n^3\n]", | 250 assertEquals("[\n^1,\n^2,\n^3\n]", |
251 JSON.stringify([1, 2, 3], null, new String("^"))); | 251 JSON.stringify([1, 2, 3], null, new String("^"))); |
252 assertEquals("[\n 1,\n 2,\n [\n 3,\n [\n 4\n ],\n 5\n ],\n 6,\n 7\n]", | 252 assertEquals("[\n 1,\n 2,\n [\n 3,\n [\n 4\n ],\n 5\n ],\n 6,\n 7\n]", |
253 JSON.stringify([1, 2, [3, [4], 5], 6, 7], null, 1)); | 253 JSON.stringify([1, 2, [3, [4], 5], 6, 7], null, 1)); |
254 assertEquals("[]", JSON.stringify([], null, 1)); | 254 assertEquals("[]", JSON.stringify([], null, 1)); |
255 assertEquals("[1,2,[3,[4],5],6,7]", | 255 assertEquals("[1,2,[3,[4],5],6,7]", |
256 JSON.stringify([1, 2, [3, [4], 5], 6, 7], null)); | 256 JSON.stringify([1, 2, [3, [4], 5], 6, 7], null)); |
257 assertEquals("[2,4,[6,[8],10],12,14]", | 257 assertEquals("[2,4,[6,[8],10],12,14]", |
258 JSON.stringify([1, 2, [3, [4], 5], 6, 7], DoubleNumbers)); | 258 JSON.stringify([1, 2, [3, [4], 5], 6, 7], DoubleNumbers)); |
259 assertEquals('["a","ab","abc"]', JSON.stringify(["a","ab","abc"])); | 259 assertEquals('["a","ab","abc"]', JSON.stringify(["a","ab","abc"])); |
260 assertEquals('{"a":1,"c":true}', | |
261 JSON.stringify({ a : 1, | |
262 b : function() { 1 }, | |
263 c : true, | |
264 d : function() { 2 } })); | |
265 assertEquals('[1,null,true,null]', | |
266 JSON.stringify([1, function() { 1 }, true, function() { 2 }])); | |
267 assertEquals('"toJSON 123"', | |
268 JSON.stringify({ toJSON : function() { return 'toJSON 123'; } })); | |
269 assertEquals('{"a":321}', | |
270 JSON.stringify({ a : { toJSON : function() { return 321; } } })); | |
271 var counter = 0; | |
272 assertEquals('{"getter":123}', | |
273 JSON.stringify({ get getter() { counter++; return 123; } })); | |
274 assertEquals(1, counter); | |
275 assertEquals('{"a":"abc","b":"\u1234bc"}', | |
276 JSON.stringify({ a : "abc", b : "\u1234bc" })); | |
277 | |
278 | |
279 var a = { a : 1, b : 2 }; | |
280 delete a.a; | |
281 assertEquals('{"b":2}', JSON.stringify(a)); | |
282 | |
283 var b = {}; | |
284 b.__proto__ = { toJSON : function() { return 321;} }; | |
285 assertEquals("321", JSON.stringify(b)); | |
286 | |
287 var array = [""]; | |
288 var expected = '""'; | |
289 for (var i = 0; i < 10000; i++) { | |
290 array.push(""); | |
291 expected = '"",' + expected; | |
292 } | |
293 expected = '[' + expected + ']'; | |
294 assertEquals(expected, JSON.stringify(array)); | |
295 | |
296 | 260 |
297 var circular = [1, 2, 3]; | 261 var circular = [1, 2, 3]; |
298 circular[2] = circular; | 262 circular[2] = circular; |
299 assertThrows(function () { JSON.stringify(circular); }, TypeError); | 263 assertThrows(function () { JSON.stringify(circular); }, TypeError); |
300 | 264 |
301 var singleton = []; | 265 var singleton = []; |
302 var multiOccurrence = [singleton, singleton, singleton]; | 266 var multiOccurrence = [singleton, singleton, singleton]; |
303 assertEquals("[[],[],[]]", JSON.stringify(multiOccurrence)); | 267 assertEquals("[[],[],[]]", JSON.stringify(multiOccurrence)); |
304 | 268 |
305 assertEquals('{"x":5,"y":6}', JSON.stringify({x:5,y:6})); | 269 assertEquals('{"x":5,"y":6}', JSON.stringify({x:5,y:6})); |
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457 // objects in JSON.parse. Instead we read them as we would JS object | 421 // objects in JSON.parse. Instead we read them as we would JS object |
458 // literals. If we change that, this test should change with it. | 422 // literals. If we change that, this test should change with it. |
459 // | 423 // |
460 // Parse a non-object value as __proto__. This must not create a | 424 // Parse a non-object value as __proto__. This must not create a |
461 // __proto__ property different from the original, and should not | 425 // __proto__ property different from the original, and should not |
462 // change the original. | 426 // change the original. |
463 var o = JSON.parse('{"__proto__":5}'); | 427 var o = JSON.parse('{"__proto__":5}'); |
464 assertEquals(Object.prototype, o.__proto__); // __proto__ isn't changed. | 428 assertEquals(Object.prototype, o.__proto__); // __proto__ isn't changed. |
465 assertEquals(0, Object.keys(o).length); // __proto__ isn't added as enumerable. | 429 assertEquals(0, Object.keys(o).length); // __proto__ isn't added as enumerable. |
466 | 430 |
467 | |
468 var json = '{"stuff before slash\\\\stuff after slash":"whatever"}'; | 431 var json = '{"stuff before slash\\\\stuff after slash":"whatever"}'; |
469 assertEquals(json, JSON.stringify(JSON.parse(json))); | 432 assertEquals(json, JSON.stringify(JSON.parse(json))); |
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