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
|
// Copyright 2016 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-tonumber-applied-to-the-string-type
description: >
Ensure U+180E is not recognized as whitespace, test ToNumber with dynamic string
info: |
7.1.3.1 ToNumber Applied to the String Type
If the grammar cannot interpret the String as an expansion of
StringNumericLiteral, then the result of ToNumber is NaN.
StringNumericLiteral :::
StrWhiteSpace_opt StrNumericLiteral StrWhiteSpace_opt
StrWhiteSpace :::
StrWhiteSpaceChar StrWhiteSpace_opt
StrWhiteSpaceChar :::
WhiteSpace
LineTerminator
WhiteSpace ::
<TAB>
<VT>
<FF>
<SP>
<NBSP>
<ZWNBSP>
<USP>
<USP> ::
Other category “Zs” code points
features: [u180e]
---*/
function dynaString(s1, s2) {
return String(s1) + String(s2);
}
// CHECK#1
assert.sameValue(Number(dynaString("", "\u180E")), NaN, 'Number(dynaString("", "\u180E")) === NaN');
// CHECK#2
assert.sameValue(+(dynaString("12345", "67890\u180E")), NaN, '+(dynaString("12345", "67890\u180E")) === NaN');
// CHECK#3
assert.sameValue(Number(dynaString("Infi", "nity\u180E")), NaN, 'Number(dynaString("Infi", "nity\u180E")) === NaN');
// CHECK#4
assert.sameValue(Number(dynaString("-Infi", "nity\u180E")), NaN, 'Number(dynaString("-Infi", "nity\u180E")) === NaN');
reportCompare(0, 0);
|
