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// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
// Copyright (C) 2022 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.calendar.prototype.monthdayfromfields
description: Errors due to missing properties on fields object are thrown in the correct order
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
---*/
const instance = new Temporal.Calendar("iso8601");
const missingDay = {
get year() {
TemporalHelpers.assertUnreachable("day should be checked first");
},
get month() {
TemporalHelpers.assertUnreachable("day should be checked first");
},
get monthCode() {
TemporalHelpers.assertUnreachable("day should be checked first");
},
};
assert.throws(TypeError, () => instance.monthDayFromFields(missingDay), "day should be checked before year and month");
let got = [];
const fieldsSpy = TemporalHelpers.propertyBagObserver(got, { day: 1 });
assert.throws(TypeError, () => instance.monthDayFromFields(fieldsSpy), "incomplete fields should be rejected (but after reading all non-required fields)");
assert.compareArray(got, [
"get day",
"get day.valueOf",
"call day.valueOf",
"get month",
"get monthCode",
"get year",
], "fields should be read in alphabetical order");
reportCompare(0, 0);
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