Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | (function testBasic() { |
| 6 | var stack = []; |
| 7 | var object = {a: false}; |
| 8 | var replaced = {a: false, replaced: true}; |
| 9 | |
| 10 | function replacer(key, value) { |
| 11 | stack.push({ holder: this, key, value }); |
| 12 | if (stack.length === 1) return replaced; |
| 13 | if (key === "a") return true; |
| 14 | return value; |
| 15 | } |
| 16 | |
| 17 | assertEquals(`{"a":true,"replaced":true}`, JSON.stringify(object, replacer)); |
| 18 | |
| 19 | assertEquals([ |
| 20 | { |
| 21 | holder: { "": { a: false } }, |
| 22 | key: "", |
| 23 | value: { a: false } |
| 24 | }, |
| 25 | { |
| 26 | holder: { a: false, replaced: true }, |
| 27 | key: "a", |
| 28 | value: false |
| 29 | }, |
| 30 | { |
| 31 | holder: { a: false, replaced: true }, |
| 32 | key: "replaced", |
| 33 | value: true |
| 34 | } |
| 35 | ], stack); |
| 36 | |
| 37 | assertSame(stack[0].holder[""], object); |
| 38 | assertSame(stack[0].value, object); |
| 39 | assertSame(stack[1].holder, replaced); |
| 40 | assertSame(stack[2].holder, replaced); |
| 41 | })(); |
| 42 | |
| 43 | (function testToJSON() { |
| 44 | var stack = []; |
| 45 | var object = {a: false, toJSON }; |
| 46 | var nested = { toJSON: nestedToJSON }; |
| 47 | var replaced = {a: false, replaced: true, nested }; |
| 48 | var toJSONd = {a: false, toJSONd: true } |
| 49 | var nestedToJSONd = { nestedToJSONd: true }; |
| 50 | |
| 51 | function toJSON(key, value) { |
| 52 | return toJSONd; |
| 53 | } |
| 54 | |
| 55 | function nestedToJSON(key, value) { |
| 56 | return nestedToJSONd; |
| 57 | } |
| 58 | |
| 59 | function replacer(key, value) { |
| 60 | stack.push({ holder: this, key, value }); |
| 61 | if (stack.length === 1) return replaced; |
| 62 | if (key === "a") return true; |
| 63 | return value; |
| 64 | } |
| 65 | |
| 66 | assertEquals(`{"a":true,"replaced":true,"nested":{"nestedToJSONd":true}}`, |
| 67 | JSON.stringify(object, replacer)); |
| 68 | |
| 69 | assertEquals([ |
| 70 | { |
| 71 | holder: { "": { a: false, toJSON: toJSON } }, |
| 72 | key: "", |
| 73 | value: { a: false, toJSONd: true } |
| 74 | }, |
| 75 | { |
| 76 | holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } }, |
| 77 | key: "a", |
| 78 | value: false |
| 79 | }, |
| 80 | { |
| 81 | holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } }, |
| 82 | key: "replaced", |
| 83 | value: true |
| 84 | }, |
| 85 | { |
| 86 | holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } }, |
| 87 | key: "nested", |
| 88 | value: { nestedToJSONd: true } |
| 89 | }, |
| 90 | { |
| 91 | holder: { nestedToJSONd: true }, |
| 92 | key: "nestedToJSONd", |
| 93 | value: true |
| 94 | } |
| 95 | ], stack); |
| 96 | |
| 97 | assertSame(stack[0].holder[""], object); |
| 98 | assertSame(stack[0].value, toJSONd); |
| 99 | assertSame(stack[1].holder, replaced); |
| 100 | assertSame(stack[2].holder, replaced); |
| 101 | assertSame(stack[3].holder, replaced); |
| 102 | assertSame(stack[3].value, nestedToJSONd); |
| 103 | assertSame(stack[4].holder, nestedToJSONd); |
| 104 | })(); |