mirror of https://github.com/tc39/test262.git
35 lines
1.1 KiB
JavaScript
35 lines
1.1 KiB
JavaScript
// Copyright 2022 Igalia, S.L. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
esid: sec-Intl.DurationFormat
|
|
description: Checks cases for the locales argument to the DurationFormat constructor.
|
|
info: |
|
|
Intl.DurationFormat ( [ locales [ , options ] ] )
|
|
(...)
|
|
3. Let _requestedLocales_ be ? CanonicalizeLocaleList(_locales_).
|
|
features: [Intl.DurationFormat]
|
|
---*/
|
|
|
|
const defaultLocale = new Intl.DurationFormat().resolvedOptions().locale;
|
|
|
|
const matchers = ["lookup", "best fit"]
|
|
|
|
const tests = [
|
|
[undefined, defaultLocale, "undefined"],
|
|
["EN", "en", "Single value"],
|
|
[[], defaultLocale, "Empty array"],
|
|
[["en", "EN"], "en", "Duplicate value (canonical first)"],
|
|
[["EN", "en"], "en", "Duplicate value (canonical last)"],
|
|
[{ 0: "DE", length: 0 }, defaultLocale, "Object with zero length"],
|
|
[{ 0: "DE", length: 1 }, "de", "Object with length"],
|
|
];
|
|
|
|
|
|
for (const [locales, expected, name] of tests) {
|
|
matchers.forEach((matcher)=>{
|
|
const drf = new Intl.DurationFormat(locales, {localeMatcher: matcher});
|
|
assert.sameValue(drf.resolvedOptions().locale, expected, name);
|
|
});
|
|
};
|