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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.plainmonthday.from
description: PlainMonthDay can be created for all month codes (M01-M12) in Indian calendar
features: [Temporal, Intl.Era-monthcode]
includes: [temporalHelpers.js]
---*/
// Test that all month codes M01-M12 are valid for the Indian calendar
// Indian calendar month lengths:
// - M01-M06: 31 days
// - M07-M12: 30 days
// Reference year 1972 for every date
const calendar = "indian";
// Months with 31 days
const monthsWith31Days = ["M01", "M02", "M03", "M04", "M05", "M06"];
for (const monthCode of monthsWith31Days) {
const pmd = Temporal.PlainMonthDay.from({ calendar, monthCode, day: 1 });
TemporalHelpers.assertPlainMonthDay(pmd, monthCode, 1, `${monthCode}-01`);
const pmd31 = Temporal.PlainMonthDay.from({ calendar, monthCode, day: 31 });
TemporalHelpers.assertPlainMonthDay(pmd31, monthCode, 31, `${monthCode}-31`);
const constrained = Temporal.PlainMonthDay.from(
{ calendar, monthCode, day: 32 },
{ overflow: "constrain" }
);
TemporalHelpers.assertPlainMonthDay(constrained, monthCode, 31, `day 32 should be constrained to 31 for ${monthCode}`);
assert.throws(RangeError, () => {
Temporal.PlainMonthDay.from({ calendar, monthCode, day: 32 }, { overflow: "reject" });
}, `${monthCode} with day 32 should throw with reject overflow`);
}
// Months with 30 days
const monthsWith30Days = ["M07", "M08", "M09", "M10", "M11", "M12"];
for (const monthCode of monthsWith30Days) {
const pmd = Temporal.PlainMonthDay.from({ calendar, monthCode, day: 1 });
TemporalHelpers.assertPlainMonthDay(pmd, monthCode, 1, `${monthCode}-01`);
const pmd30 = Temporal.PlainMonthDay.from({ calendar, monthCode, day: 30 });
TemporalHelpers.assertPlainMonthDay(pmd30, monthCode, 30, `${monthCode}-31`);
const constrained = Temporal.PlainMonthDay.from(
{ calendar, monthCode, day: 31 },
{ overflow: "constrain" }
);
TemporalHelpers.assertPlainMonthDay(constrained, monthCode, 30, `day 31 should be constrained to 30 for ${monthCode}`);
assert.throws(RangeError, () => {
Temporal.PlainMonthDay.from({ calendar, monthCode, day: 31 }, { overflow: "reject" });
}, `${monthCode} with day 31 should throw with reject overflow`);
}
reportCompare(0, 0);