// Copyright (C) 2021 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-temporal.calendar.from
description: >
  Converting an object implementing the Calendar protocol to Temporal.Calendar
  gives the same object
features: [Temporal]
---*/

const custom = {
  dateAdd() {},
  dateFromFields() {},
  dateUntil() {},
  day() {},
  dayOfWeek() {},
  dayOfYear() {},
  daysInMonth() {},
  daysInWeek() {},
  daysInYear() {},
  fields() {},
  id: "custom-calendar",
  inLeapYear() {},
  mergeFields() {},
  month() {},
  monthCode() {},
  monthDayFromFields() {},
  monthsInYear() {},
  weekOfYear() {},
  year() {},
  yearMonthFromFields() {},
  yearOfWeek() {},
};
assert.sameValue(Temporal.Calendar.from(custom), custom);