era-japanese.js - mozsearch

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// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally

// Copyright (C) 2025 Igalia, S.L. All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

esid: sec-temporal.plainyearmonth.prototype.from

description: >

  from works properly with eras (Japanese calendar)

includes: [temporalHelpers.js]

features: [Temporal, Intl.Era-monthcode]

---*/

const calendar = "japanese";

const reiwa = Temporal.PlainYearMonth.from({ era: "reiwa", eraYear: 2, month: 1,  calendar });

const heisei = Temporal.PlainYearMonth.from({ era: "heisei", eraYear: 2, month: 1,  calendar });

const showa = Temporal.PlainYearMonth.from({ era: "showa", eraYear: 2, month: 1,  calendar });

const taisho = Temporal.PlainYearMonth.from({ era: "taisho", eraYear: 2, month: 1,  calendar });

const meiji = Temporal.PlainYearMonth.from({ era: "meiji", eraYear: 2, month: 1,  calendar });

const ce = Temporal.PlainYearMonth.from({ era: "ce", eraYear: 1000, month: 1,  calendar });

const bce = Temporal.PlainYearMonth.from({ era: "bce", eraYear: 1, month: 1,  calendar });

TemporalHelpers.assertPlainYearMonth(reiwa, 2020, 1, "M01",  `${reiwa}`, "reiwa", 2);

TemporalHelpers.assertPlainYearMonth(heisei, 1990, 1, "M01",  `${heisei}`, "heisei", 2);

TemporalHelpers.assertPlainYearMonth(showa, 1927, 1, "M01",  `${showa}`, "showa", 2);

TemporalHelpers.assertPlainYearMonth(taisho, 1913, 1, "M01",  `${taisho}`, "taisho", 2);

TemporalHelpers.assertPlainYearMonth(meiji, 1869, 1, "M01",  `${meiji}`, "meiji", 2);

TemporalHelpers.assertPlainYearMonth(ce, 1000, 1, "M01",  `${ce} (CE)`, "ce", 1000);

TemporalHelpers.assertPlainYearMonth(bce, 0, 1, "M01",  `${bce} (BCE)`, "bce", 1);

reportCompare(0, 0);