| // 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 |
| description: Test for Temporal.Calendar subclassing. |
| features: [Temporal] |
| ---*/ |
| |
| class CustomCalendar extends Temporal.Calendar { |
| } |
| |
| const instance = new CustomCalendar("iso8601"); |
| assert.sameValue(instance.toString(), "iso8601"); |
| assert.sameValue(Object.getPrototypeOf(instance), CustomCalendar.prototype, "Instance of CustomCalendar"); |
| assert(instance instanceof CustomCalendar, "Instance of CustomCalendar"); |
| assert(instance instanceof Temporal.Calendar, "Instance of Temporal.Calendar"); |
