import { monthNumber } from './index'

describe('formatting - monthNumber', () => {
  const daylightSavingDateTime = '2021-02-28T00:00:00.000Z' // UTC, Sunday
  const standardDateTime = '2021-07-31T00:00:00.000Z' // UTC, Saturday

  it.each([
    ['America/Phoenix', 'en-US', '2'],
    ['America/Chicago', 'en-US', '2'],
    ['America/New_York', 'en-US', '2'],
    ['America/Montevideo', 'es-UY', '2'],
    ['America/Sao_Paulo', 'pt-BR', '2'],
    ['UTC', 'en-US', '2'],
    ['UTC', 'en-GB', '2'],
    ['Europe/London', 'en-GB', '2'],
    ['Europe/Paris', 'fr-FR', '2'],
    ['Asia/Tbilisi', 'ka-GE', '2'],
    ['Asia/Kolkata', 'hi-IN', '2'],
  ])(
    'daylightSavingDateTime - returns correct month number (TZ: %s, Locale: %s)',
    (timezone, locale, localisedResult) =>
      expect(monthNumber(daylightSavingDateTime, { timezone, locale })).toEqual(
        localisedResult
      )
  )

  it.each([
    ['America/Phoenix', 'en-US', '7'],
    ['America/Chicago', 'en-US', '7'],
    ['America/New_York', 'en-US', '7'],
    ['America/Montevideo', 'es-UY', '7'],
    ['America/Sao_Paulo', 'pt-BR', '7'],
    ['UTC', 'en-US', '7'],
    ['UTC', 'en-GB', '7'],
    ['Europe/London', 'en-GB', '7'],
    ['Europe/Paris', 'fr-FR', '7'],
    ['Asia/Tbilisi', 'ka-GE', '7'],
    ['Asia/Kolkata', 'hi-IN', '7'],
  ])(
    'standardDateTime - returns correct month number (TZ: %s, Locale: %s)',
    (timezone, locale, localisedResult) =>
      expect(monthNumber(standardDateTime, { timezone, locale })).toEqual(
        localisedResult
      )
  )
})