test262/test/intl402/Locale/constructor-unicode-ext-val...

39 lines
1.3 KiB
JavaScript

// 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 of specific tags.
info: |
ApplyOptionsToTag( tag, options )
10. Return CanonicalizeLanguageTag(tag).
features: [Intl.Locale]
---*/
const validLanguageTags = {
// Duplicate keywords are removed.
"da-u-ca-gregory-ca-buddhist": "da-u-ca-gregory",
// Keywords currently used in Intl specs are reordered in US-ASCII order.
"zh-u-nu-hans-ca-chinese": "zh-u-ca-chinese-nu-hans",
"zh-u-ca-chinese-nu-hans": "zh-u-ca-chinese-nu-hans",
// Even keywords currently not used in Intl specs are reordered in US-ASCII order.
"de-u-cu-eur-nu-latn": "de-u-cu-eur-nu-latn",
"de-u-nu-latn-cu-eur": "de-u-cu-eur-nu-latn",
// Attributes in Unicode extensions are reordered in US-ASCII order.
"pt-u-attr-ca-gregory": "pt-u-attr-ca-gregory",
"pt-u-attr1-attr2-ca-gregory": "pt-u-attr1-attr2-ca-gregory",
"pt-u-attr2-attr1-ca-gregory": "pt-u-attr1-attr2-ca-gregory",
};
for (const [langtag, canonical] of Object.entries(validLanguageTags)) {
assert.sameValue(
new Intl.Locale(langtag).toString(),
canonical,
`new Intl.Locale("${langtag}").toString() returns "${canonical}"`
);
}