| // 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.plaindatetime.prototype.withplaindate |
| description: PlainDate calendar is preserved when both calendars are the same object |
| features: [Temporal] |
| includes: [temporalHelpers.js] |
| ---*/ |
| |
| let calls = 0; |
| const cal = { |
| id: 'thisisnotiso', |
| era() { return "the era"; }, |
| eraYear() { return 1909; }, |
| toString() { |
| ++calls; |
| return "this is a string"; |
| }, |
| year() { return 2008; }, |
| month() { return 9; }, |
| monthCode() { return "M09"; }, |
| day() { return 6; } |
| }; |
| const pdt = new Temporal.PlainDateTime(1995, 12, 7, 3, 24, 30, 0, 0, 0, cal); |
| const pd = new Temporal.PlainDate(2010, 11, 12, cal); |
| const shifted = pdt.withPlainDate(pd); |
| |
| TemporalHelpers.assertPlainDateTime( |
| shifted, |
| 2008, 9, "M09", 6, 3, 24, 30, 0, 0, 0, |
| "calendar is unchanged with same calendars (1)", |
| "the era", |
| 1909 |
| ); |
| |
| assert.sameValue( |
| shifted.calendar, |
| cal, |
| "calendar is unchanged with same calendars (2)" |
| ); |
| assert.sameValue(calls, 0, "should not have called cal.toString()"); |