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import MockDate from 'mockdate'import moment from 'moment'import dayjs from '../../src'import advancedFormat from '../../src/plugin/advancedFormat'import isoWeek from '../../src/plugin/isoWeek'import weekOfYear from '../../src/plugin/weekOfYear'import weekYear from '../../src/plugin/weekYear'import timezone from '../../src/plugin/timezone'import utc from '../../src/plugin/utc'import '../../src/locale/zh-cn'import '../../src/locale/nl'
dayjs.extend(utc)dayjs.extend(timezone)dayjs.extend(isoWeek)dayjs.extend(weekYear)dayjs.extend(weekOfYear)dayjs.extend(advancedFormat)
beforeEach(() => {  MockDate.set(new Date())})
afterEach(() => {  MockDate.reset()})
it('Format of invalid date', () => {  expect(dayjs(null).format('z').toLowerCase()).toEqual(moment(null).format('z').toLowerCase())})
it('Format empty string', () => {  expect(dayjs().format()).toBe(moment().format())})
it('Format Quarter Q', () => {  expect(dayjs().format('Q')).toBe(moment().format('Q'))})
it('Format Timestamp X x', () => {  expect(dayjs().format('X')).toBe(moment().format('X'))  expect(dayjs().format('x')).toBe(moment().format('x'))})
it('Format Day of Month Do 1 - 31', () => {  expect(dayjs().format('Do')).toBe(moment().format('Do'))  let d = '2018-05-02 00:00:00.000'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-01 00:00:00.000'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-03 00:00:00.000'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-04 00:00:00.000'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-08 00:00:00.000'  expect(dayjs(d).locale('nl').format('Do')).toBe(moment(d).locale('nl').format('Do'))  d = '2018-05-11'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-12'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-13'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))  d = '2018-05-19 00:00:00.000'  expect(dayjs(d).locale('nl').format('Do')).toBe(moment(d).locale('nl').format('Do'))  d = '2018-05-22'  expect(dayjs(d).format('Do')).toBe(moment(d).format('Do'))})
it('Format Hour k kk 24-hour 1 - 24', () => {  expect(dayjs().format('k')).toBe(moment().format('k'))  expect(dayjs().format('kk')).toBe(moment().format('kk'))  let d = '2018-05-02 00:00:00.000'  expect(dayjs(d).format('k')).toBe('24')  expect(dayjs(d).format('k')).toBe(moment(d).format('k'))  expect(dayjs(d).format('kk')).toBe('24')  expect(dayjs(d).format('kk')).toBe(moment(d).format('kk'))  d = '2018-05-02 01:00:00.000'  expect(dayjs(d).format('k')).toBe('1')  expect(dayjs(d).format('k')).toBe(moment(d).format('k'))  expect(dayjs(d).format('kk')).toBe('01')  expect(dayjs(d).format('kk')).toBe(moment(d).format('kk'))  d = '2018-05-02 23:59:59.999'  expect(dayjs(d).format('k')).toBe('23')  expect(dayjs(d).format('k')).toBe(moment(d).format('k'))  expect(dayjs(d).format('kk')).toBe('23')  expect(dayjs(d).format('kk')).toBe(moment(d).format('kk'))})
it('Format Week of Year wo', () => {  const d = '2018-12-01'  expect(dayjs(d).format('wo')).toBe(moment(d).format('wo'))  expect(dayjs(d).locale('zh-cn').format('wo'))    .toBe(moment(d).locale('zh-cn').format('wo'))})
it('Format Week of Year wo', () => {  const d = '2018-12-01'  expect(dayjs(d).format('wo')).toBe(moment(d).format('wo'))  expect(dayjs(d).locale('zh-cn').format('wo'))    .toBe(moment(d).locale('zh-cn').format('wo'))})
it('Format Week Year gggg', () => {  const d = '2018-12-31'  expect(dayjs(d).format('gggg')).toBe(moment(d).format('gggg'))})
it('Format Iso Week Year GGGG', () => {  const d = '2021-01-01'  expect(dayjs(d).format('GGGG')).toBe(moment(d).format('GGGG'))})
it('Format Iso Week of Year', () => {  const d = '2021-01-01'  expect(dayjs(d).format('W')).toBe(moment(d).format('W'))  expect(dayjs(d).format('WW')).toBe(moment(d).format('WW'))})
it('Format offsetName z zzz', () => {  const dtz = dayjs.tz('2012-03-11 01:59:59', 'America/New_York')  expect(dtz.format('z')).toBe('EST')  expect(dtz.format('zzz')).toBe('Eastern Standard Time')  expect(dayjs().format('z')).toBeDefined()  expect(dayjs().format('zzz')).toBeDefined()})
it('Skips format strings inside brackets', () => {  expect(dayjs().format('[Q]')).toBe('Q')  expect(dayjs().format('[Do]')).toBe('Do')  expect(dayjs().format('[gggg]')).toBe('gggg')  expect(dayjs().format('[GGGG]')).toBe('GGGG')  expect(dayjs().format('[w]')).toBe('w')  expect(dayjs().format('[ww]')).toBe('ww')  expect(dayjs().format('[W]')).toBe('W')  expect(dayjs().format('[WW]')).toBe('WW')  expect(dayjs().format('[wo]')).toBe('wo')  expect(dayjs().format('[k]')).toBe('k')  expect(dayjs().format('[kk]')).toBe('kk')  expect(dayjs().format('[X]')).toBe('X')  expect(dayjs().format('[x]')).toBe('x')})