app/tests/units/services/utils/dateUtils.test.ts

import { describe, test, it, expect } from 'vitest'
import DateUtils, { supportedLocales } from '~/services/utils/dateUtils'

describe('format', () => {
  test('simple formatting', () => {
    const input = new Date(2020, 4, 12)

    expect(DateUtils.format(input, 'y-MM-dd')).toEqual('2020-05-12')
  })
})

describe('formatDatesAndConcat', () => {
  test('simple array and default sep', () => {
    const input = [
      new Date(2023, 0, 10),
      new Date(2023, 0, 11),
      new Date(2023, 0, 12),
    ]

    const result = DateUtils.formatAndConcat(input, 'dd/MM/y')

    expect(result).toEqual('10/01/2023 - 11/01/2023 - 12/01/2023')
  })

  test('single date and default sep', () => {
    const input = new Date(2023, 0, 10)

    const result = DateUtils.formatAndConcat(input, 'dd/MM/y')

    expect(result).toEqual('10/01/2023')
  })

  test('simple array with other format and custom sep', () => {
    const input = [
      new Date(2023, 0, 10),
      new Date(2023, 0, 11),
      new Date(2023, 0, 12),
    ]

    const result = DateUtils.formatAndConcat(input, 'yMMdd', '|')

    expect(result).toEqual('20230110|20230111|20230112')
  })

  test('empty array', () => {
    expect(DateUtils.formatAndConcat([], 'dd-MM-y')).toEqual('')
  })
})

describe('sortDate', () => {
  test('simple array', () => {
    const date1 = new Date(2023, 0, 10)
    const date2 = new Date(2023, 0, 14)
    const date3 = new Date(2023, 0, 12)

    const input = [date1, date2, date3]

    const result = DateUtils.sort(input)

    expect(result).toEqual([date1, date3, date2])
  })

  test('simple array reverse', () => {
    const date1 = new Date(2023, 0, 10)
    const date2 = new Date(2023, 0, 14)
    const date3 = new Date(2023, 0, 12)

    const input = [date1, date2, date3]

    const result = DateUtils.sort(input, true)

    expect(result).toEqual([date2, date3, date1])
  })
})

describe('getFnsLocale', () => {
  test('standard call', () => {
    expect(DateUtils.getFnsLocale(supportedLocales.FR).code).toEqual('fr')
    expect(DateUtils.getFnsLocale(supportedLocales.EN).code).toEqual('en-US')
  })

  test('unsupported locale', () => {
    // @ts-ignore
    expect(DateUtils.getFnsLocale('xx').code).toEqual('fr')
  })
})

describe('getShortFormatPattern', () => {
  test('standard call', () => {
    expect(DateUtils.getShortFormatPattern(supportedLocales.FR)).toEqual(
      'dd/MM/yyyy',
    )
    expect(DateUtils.getShortFormatPattern(supportedLocales.EN)).toEqual(
      'MM/dd/yyyy',
    )
  })

  test('unsupported locale', () => {
    // @ts-ignore
    expect(DateUtils.getShortFormatPattern('xx')).toEqual('dd/MM/yyyy')
  })
})

describe('getFormatPattern', () => {
  test('standard call', () => {
    expect(DateUtils.getFormatPattern(supportedLocales.FR)).toEqual(
      'dd/MM/yyyy HH:mm',
    )
    expect(DateUtils.getFormatPattern(supportedLocales.EN)).toEqual(
      'MM/dd/yyyy HH:mm',
    )
  })

  test('unsupported locale', () => {
    // @ts-ignore
    expect(DateUtils.getFormatPattern('xx')).toEqual('dd/MM/yyyy HH:mm')
  })
})

describe('formatIsoShortDate', () => {
  test('standard call', () => {
    expect(DateUtils.formatIsoShortDate(new Date(2023, 0, 10))).toEqual(
      '2023-01-10',
    )
    expect(DateUtils.formatIsoShortDate(new Date(2023, 11, 20))).toEqual(
      '2023-12-20',
    )
  })
})