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import {DoUpdateRelativeTime, HALF_MINUTE, ONE_MINUTE, ONE_HOUR, ONE_DAY} from './relative-time.js'; test('CalculateRelativeTimes', () => {  window.config.pageData.PLURAL_RULE_LANG = 0;  window.config.pageData.DATETIMESTRINGS = {    'FUTURE': 'in future',    'NOW': 'now',    'relativetime.1day': 'yesterday',    'relativetime.1week': 'last week',    'relativetime.1month': 'last month',    'relativetime.1year': 'last year',    'relativetime.2days': 'two days ago',    'relativetime.2weeks': 'two weeks ago',    'relativetime.2months': 'two months ago',    'relativetime.2years': 'two years ago',  };  window.config.pageData.PLURALSTRINGS_LANG = {    'relativetime.mins': ['%d minute ago', '%d minutes ago'],    'relativetime.hours': ['%d hour ago', '%d hours ago'],    'relativetime.days': ['%d day ago', '%d days ago'],    'relativetime.weeks': ['%d week ago', '%d weeks ago'],    'relativetime.months': ['%d month ago', '%d months ago'],    'relativetime.years': ['%d year ago', '%d years ago'],  };  const mock = document.createElement('relative-time');  document.body.append(mock);   const now = Date.parse('2024-10-27T04:05:30+01:00');  // One hour after DST switchover, CET.   expect(DoUpdateRelativeTime(mock, now)).toEqual(null);  expect(mock.textContent).toEqual('');   mock.setAttribute('datetime', '2024-10-27T04:06:40+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(70000);  expect(mock.textContent).toEqual('in future');   mock.setAttribute('datetime', '2024-10-27T04:05:10+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(HALF_MINUTE);  expect(mock.textContent).toEqual('now');   mock.setAttribute('datetime', '2024-10-27T04:04:30+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('1 minute ago');   mock.setAttribute('datetime', '2024-10-27T04:04:00+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('1 minute ago');   mock.setAttribute('datetime', '2024-10-27T04:03:20+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('2 minutes ago');   mock.setAttribute('datetime', '2024-10-27T04:00:00+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('5 minutes ago');   mock.setAttribute('datetime', '2024-10-27T03:59:30+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('6 minutes ago');   mock.setAttribute('datetime', '2024-10-27T03:01:00+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('1 hour ago');   mock.setAttribute('datetime', '2024-10-27T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('4 hours ago');  // This tests DST switchover   mock.setAttribute('datetime', '2024-10-27T00:01:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('5 hours ago');   mock.setAttribute('datetime', '2024-10-26T22:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('7 hours ago');   mock.setAttribute('datetime', '2024-10-26T05:08:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('23 hours ago');   mock.setAttribute('datetime', '2024-10-26T04:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('yesterday');   mock.setAttribute('datetime', '2024-10-25T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('two days ago');   mock.setAttribute('datetime', '2024-10-21T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('6 days ago');   mock.setAttribute('datetime', '2024-10-20T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last week');   mock.setAttribute('datetime', '2024-10-14T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last week');   mock.setAttribute('datetime', '2024-10-13T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('two weeks ago');   mock.setAttribute('datetime', '2024-10-06T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('3 weeks ago');   mock.setAttribute('datetime', '2024-09-25T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last month');   mock.setAttribute('datetime', '2024-08-30T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last month');   mock.setAttribute('datetime', '2024-07-30T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('two months ago');   mock.setAttribute('datetime', '2024-05-30T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('4 months ago');   mock.setAttribute('datetime', '2024-03-01T01:00:00+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('7 months ago');   mock.setAttribute('datetime', '2024-02-29T01:00:00+01:00');  // Leap day handling  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('7 months ago');   mock.setAttribute('datetime', '2024-02-27T01:00:00-03:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('7 months ago');   mock.setAttribute('datetime', '2024-02-27T01:00:00+01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('8 months ago');   mock.setAttribute('datetime', '2023-11-15T01:00:00+03:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('11 months ago');   mock.setAttribute('datetime', '2023-10-20T01:00:00+08:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last year');   mock.setAttribute('datetime', '2022-10-30T01:00:00-05:30');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('last year');   mock.setAttribute('datetime', '2022-10-20T01:00:00+10:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('two years ago');   mock.setAttribute('datetime', '2021-10-20T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('3 years ago');   mock.setAttribute('datetime', '2014-10-20T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_DAY);  expect(mock.textContent).toEqual('10 years ago');   // Timezone tests  mock.setAttribute('datetime', '2024-10-27T01:05:30-05:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(3 * ONE_HOUR);  expect(mock.textContent).toEqual('in future');   mock.setAttribute('datetime', '2024-10-27T05:05:25+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(HALF_MINUTE);  expect(mock.textContent).toEqual('now');   mock.setAttribute('datetime', '2024-10-27T05:04:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('1 minute ago');   mock.setAttribute('datetime', '2024-10-27T05:02:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('3 minutes ago');   mock.setAttribute('datetime', '2024-10-27T04:06:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_MINUTE);  expect(mock.textContent).toEqual('59 minutes ago');   mock.setAttribute('datetime', '2024-10-27T04:05:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('1 hour ago');   mock.setAttribute('datetime', '2024-10-27T01:00:00+02:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('4 hours ago');   mock.setAttribute('datetime', '2024-10-27T01:00:00+04:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('6 hours ago');   mock.setAttribute('datetime', '2024-10-27T01:00:00+10:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('12 hours ago');   mock.setAttribute('datetime', '2024-10-27T01:00:00Z');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('2 hours ago');   mock.setAttribute('datetime', '2024-10-26T15:00:00-01:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('11 hours ago');   mock.setAttribute('datetime', '2024-10-25T19:00:00-11:00');  expect(DoUpdateRelativeTime(mock, now)).toEqual(ONE_HOUR);  expect(mock.textContent).toEqual('21 hours ago');});