1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
// Copyright (c) 2018 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-quotejsonstring
description: >
JSON.stringify property names and values containing ASCII
characters that require escaping
---*/
var char_to_json = {
'"': '\\"',
"\\": "\\\\",
"\x00": "\\u0000",
"\x01": "\\u0001",
"\x02": "\\u0002",
"\x03": "\\u0003",
"\x04": "\\u0004",
"\x05": "\\u0005",
"\x06": "\\u0006",
"\x07": "\\u0007",
"\x08": "\\b",
"\x09": "\\t",
"\x0A": "\\n",
"\x0B": "\\u000b",
"\x0C": "\\f",
"\x0D": "\\r",
"\x0E": "\\u000e",
"\x0F": "\\u000f",
"\x10": "\\u0010",
"\x11": "\\u0011",
"\x12": "\\u0012",
"\x13": "\\u0013",
"\x14": "\\u0014",
"\x15": "\\u0015",
"\x16": "\\u0016",
"\x17": "\\u0017",
"\x18": "\\u0018",
"\x19": "\\u0019",
"\x1A": "\\u001a",
"\x1B": "\\u001b",
"\x1C": "\\u001c",
"\x1D": "\\u001d",
"\x1E": "\\u001e",
"\x1F": "\\u001f"
}
var chars = Object.keys(char_to_json).join("");
var chars_reversed = Object.keys(char_to_json).reverse().join("");
var jsonChars = Object.values(char_to_json).join("");
var jsonChars_reversed = Object.values(char_to_json).reverse().join("");
var json = JSON.stringify({
["name" + chars + chars_reversed]: chars_reversed + chars + "value"
});
for (var char in char_to_json) {
var count = json.split(char_to_json[char]).length - 1;
assert.sameValue(count, 4,
"Every ASCII 0x" + char.charCodeAt(0).toString(16) + " serializes to " + char_to_json[char]);
}
assert.sameValue(
json,
`{"${"name" + jsonChars + jsonChars_reversed}":"${jsonChars_reversed + jsonChars + "value"}"}`,
"JSON.stringify(objectUsingControlCharacters)"
);
reportCompare(0, 0);
|
