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
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
// Copyright 2018 André Bargull; Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-intl.locale
description: >
Verifies canonicalization, minimization and maximization of specific tags.
info: |
ApplyOptionsToTag( tag, options )
10. Return CanonicalizeLanguageTag(tag).
Intl.Locale.prototype.maximize ()
3. Let maximal be the result of the Add Likely Subtags algorithm applied to loc.[[Locale]].
Intl.Locale.prototype.minimize ()
3. Let minimal be the result of the Remove Likely Subtags algorithm applied to loc.[[Locale]].
features: [Intl.Locale]
---*/
// Test some language tags where we know that either CLDR or ICU produce
// different results compared to the canonicalization specified in RFC 5646.
var testData = [
{
tag: "mo",
canonical: "ro",
maximized: "ro-Latn-RO",
},
{
tag: "es-ES-preeuro",
maximized: "es-Latn-ES-preeuro",
minimized: "es-preeuro",
},
{
tag: "uz-UZ-cyrillic",
maximized: "uz-Latn-UZ-cyrillic",
minimized: "uz-cyrillic",
},
{
tag: "posix",
},
{
tag: "hi-direct",
maximized: "hi-Deva-IN-direct",
},
{
tag: "zh-pinyin",
maximized: "zh-Hans-CN-pinyin",
},
{
tag: "zh-stroke",
maximized: "zh-Hans-CN-stroke",
},
{
tag: "aar-x-private",
// "aar" should be canonicalized into "aa" because "aar" matches the type attribute of
// a languageAlias element in
// https://www.unicode.org/repos/cldr/trunk/common/supplemental/supplementalMetadata.xml
canonical: "aa-x-private",
maximized: "aa-Latn-ET-x-private",
},
{
tag: "heb-x-private",
// "heb" should be canonicalized into "he" because "heb" matches the type attribute of
// a languageAlias element in
// https://www.unicode.org/repos/cldr/trunk/common/supplemental/supplementalMetadata.xml
canonical: "he-x-private",
maximized: "he-Hebr-IL-x-private",
},
{
tag: "de-u-kf",
maximized: "de-Latn-DE-u-kf",
},
{
tag: "ces",
// "ces" should be canonicalized into "cs" because "ces" matches the type attribute of
// a languageAlias element in
// https://www.unicode.org/repos/cldr/trunk/common/supplemental/supplementalMetadata.xml
canonical: "cs",
maximized: "cs-Latn-CZ",
},
{
tag: "hy-arevela",
canonical: "hy",
maximized: "hy-Armn-AM",
},
{
tag: "hy-arevmda",
canonical: "hyw",
},
];
for (const {tag, canonical = tag, maximized = canonical, minimized = canonical} of testData) {
const loc = new Intl.Locale(tag);
assert.sameValue(
new Intl.Locale(tag).toString(),
canonical,
`new Intl.Locale("${tag}").toString() returns "${canonical}"`
);
assert.sameValue(
new Intl.Locale(tag).maximize().toString(),
maximized,
`new Intl.Locale("${tag}").maximize().toString() returns "${maximized}"`
);
assert.sameValue(
new Intl.Locale(tag).minimize().toString(),
minimized,
`new Intl.Locale("${tag}").minimize().toString() returns "${minimized}"`
);
}
reportCompare(0, 0);
|
