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// Copyright 2019 Google Inc., 2023 Igalia S.L. All rights reserved.
// This code is governed by the license found in the LICENSE file.
/*---
esid: sec-Intl.DateTimeFormat.prototype.resolvedOptions
description: >
Intl.DateTimeFormat.prototype.resolvedOptions properly
reflect hourCycle settings.
info: |
11.3.7 Intl.DateTimeFormat.prototype.resolvedOptions()
11.1.2 CreateDateTimeFormat ( dateTimeFormat, locales, options, required, defaults )
23. Let dataLocaleData be localeData.[[<dataLocale>]].
24. If hour12 is true, then
a. Let hc be dataLocaleData.[[hourCycle12]].
25. Else if hour12 is false, then
a. Let hc be dataLocaleData.[[hourCycle24]].
26. Else,
a. Assert: hour12 is undefined.
b. Let hc be r.[[hc]].
c. If hc is null, set hc to dataLocaleData.[[hourCycle]].
27. Set dateTimeFormat.[[HourCycle]] to hc.
locale: [en, fr, it, ja, zh, ko, ar, hi]
---*/
let locales = ["en", "fr", "it", "ja", "zh", "ko", "ar", "hi"];
for (let locale of locales) {
let hcDefault = new Intl.DateTimeFormat(locale, {hour: "numeric"}).resolvedOptions().hourCycle;
assert(
hcDefault === "h11" || hcDefault === "h12" || hcDefault === "h23" || hcDefault === "h24",
"hcDefault is one of [h11, h12, h23, h24]"
);
let hour12 = new Intl.DateTimeFormat(locale, {hour: "numeric", hour12: true}).resolvedOptions().hourCycle;
assert(hour12 === "h11" || hour12 === "h12", "hour12 is one of [h11, h12]");
let hour24 = new Intl.DateTimeFormat(locale, {hour: "numeric", hour12: false}).resolvedOptions().hourCycle;
assert(hour24 === "h23" || hour24 === "h24", "hour24 is one of [h23, h24]");
if (hcDefault === "h11" || hcDefault === "h12") {
assert.sameValue(hour12, hcDefault, "hour12 matches hcDefault");
} else {
assert.sameValue(hour24, hcDefault, "hour24 matches hcDefault");
}
// 24-hour clock uses the "h23" format in all locales.
assert.sameValue(hour24, "h23");
// 12-hour clock uses the "h12" format in all locales except "ja".
assert.sameValue(hour12, locale === "ja" ? "h11" : "h12");
}
reportCompare(0, 0);
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