import {firstStartDateAfterDate, startDaysBetween, fillEmptyStartDaysWithZeroes} from './time.js'; test('startDaysBetween', () => {  expect(startDaysBetween(new Date('2024-02-15'), new Date('2024-04-18'))).toEqual([    1708214400000,    1708819200000,    1709424000000,    1710028800000,    1710633600000,    1711238400000,    1711843200000,    1712448000000,    1713052800000,  ]);}); test('firstStartDateAfterDate', () => {  const expectedDate = new Date('2024-02-18').getTime();  expect(firstStartDateAfterDate(new Date('2024-02-15'))).toEqual(expectedDate);   expect(() => firstStartDateAfterDate('2024-02-15')).toThrowError('Invalid date');});test('fillEmptyStartDaysWithZeroes with data', () => {  expect(fillEmptyStartDaysWithZeroes([1708214400000, 1708819200000, 1708819300000], {    1708214400000: {'week': 1708214400000, 'additions': 1, 'deletions': 2, 'commits': 3},    1708819200000: {'week': 1708819200000, 'additions': 4, 'deletions': 5, 'commits': 6},  })).toEqual([    {'week': 1708214400000, 'additions': 1, 'deletions': 2, 'commits': 3},    {'week': 1708819200000, 'additions': 4, 'deletions': 5, 'commits': 6},    {      'additions': 0,      'commits': 0,      'deletions': 0,      'week': 1708819300000,    }]);}); test('fillEmptyStartDaysWithZeroes with empty array', () => {  expect(fillEmptyStartDaysWithZeroes([], {})).toEqual([]);});