releases-comm-central/calendar/test/unit/test_weekinfo_service.js

33 строки
1.5 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
function run_test() {
// Bug 1239622. The 1st of January after a leap year which ends with
// a Thursday belongs to week number 53 unless the start of week is
// set on Friday.
let wkst_wknum_date = [
[1, 53, "20210101T000000Z"], // Year 2021 affected by Bug 1239622
[5, 1, "20210101T000000Z"], //
[3, 53, "20490101T000000Z"], // Year 2049 affected by Bug 1239622
[5, 1, "20490101T000000Z"], //
[0, 1, "20170101T000000Z"], // Year that starts on Sunday ...
[3, 52, "20180101T000000Z"], // ... Monday
[0, 1, "20190101T000000Z"], // ... Tuesday
[4, 52, "20200101T000000Z"], // ... Wednesday
[0, 1, "20260101T000000Z"], // ... Thursday
[0, 53, "20270101T000000Z"], // ... Friday
[0, 52, "20280101T000000Z"]]; // ... Saturday
let savedWeekStart = Preferences.get("calendar.week.start", 0);
for (let [weekStart, weekNumber, dateString] of wkst_wknum_date) {
Preferences.set("calendar.week.start", weekStart);
let date = cal.createDateTime(dateString);
date.isDate = true;
let week = cal.getWeekInfoService().getWeekTitle(date);
equal(week, weekNumber, "Week number matches for " + dateString);
}
Preferences.set("calendar.week.start", savedWeekStart);
}