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import MockDate from 'mockdate'import moment from 'moment'import dayjs from '../../src'import buddhistEra from '../../src/plugin/buddhistEra'
dayjs.extend(buddhistEra)
beforeEach(() => {  MockDate.set(new Date())})
afterEach(() => {  MockDate.reset()})
it('Format empty string', () => {  expect(dayjs().format()).toBe(moment().format())})
it('Format Buddhist Era 2 digit', () => {  expect(dayjs().format('BB')).toBe(`${(moment().year() + 543) % 100}`)})
it('Format Buddhist Era 4 digit', () => {  expect(dayjs().format('BBBB')).toBe(`${moment().year() + 543}`)})
it('Format Buddhist Era 4 digit with other format', () => {  const format = 'D MMM BBBB'  const today = moment()  const momentDate = today.format(format).replace('BBBB', today.year() + 543)  expect(dayjs().format(format)).toBe(momentDate)})
it('Skips format strings inside brackets', () => {  expect(dayjs().format('[BBBB]')).toBe('BBBB')  expect(dayjs().format('[BB]')).toBe('BB')})