test262/test/intl402/Locale/constructor-parse-twice.js

59 lines
1.8 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 the handling of options with grandfathered tags.
info: |
Intl.Locale( tag [, options] )
12. Set tag to ? ApplyOptionsToTag(tag, options).
14. Let calendar be ? GetOption(options, "calendar", "string", undefined, undefined).
16. Set opt.[[ca]] to calendar.
30. Let r be ! ApplyUnicodeExtensionToTag(tag, opt, relevantExtensionKeys).
ApplyOptionsToTag( tag, options )
...
2. If IsStructurallyValidLanguageTag(tag) is false, throw a RangeError exception.
IsStructurallyValidLanguageTag ( locale )
The IsStructurallyValidLanguageTag abstract operation verifies that the
locale argument (which must be a String value)
represents a well-formed Unicode BCP 47 Locale Identifier" as specified in
Unicode Technical Standard 35 section 3.2, or successor,
features: [Intl.Locale]
---*/
const testData = [
// Canonicalized version of "en-GB-oed", which we can add "US" to right away.
{
tag: "en-GB-oxendict",
options: {
region: "US",
calendar: "gregory",
},
canonical: "en-US-oxendict-u-ca-gregory",
},
];
for (const {tag, options, canonical} of testData) {
assert.sameValue(
new Intl.Locale(tag, options).toString(),
canonical,
`new Intl.Locale("${tag}", ${options}).toString() returns "${canonical}"`
);
}
assert.throws(RangeError, () =>
new Intl.Locale("no-bok", {region: "NO", calendar: "gregory"}));
assert.throws(RangeError, () =>
new Intl.Locale("no-bok", {region: "SE", calendar: "gregory"}));
assert.throws(RangeError, () =>
new Intl.Locale("no-bok-NO", {region: "SE", calendar: "gregory"}));
assert.throws(RangeError, () =>
new Intl.Locale("no-bok-SE", {region: "NO", calendar: "gregory"}));