import { fromCamelCase, toCamelCase, toCapitalize, toCapitalizeWords } from './camelcase'

describe('camelcase', () => {
  it('should convert', () => {
    expect(
      [
        '  spaces  somewhere  ',
        'BigOnesAtStart',
        'camel_case_classic_123',
        '-camel-case-classic',
        'ONLY_CAPTITAL_LETTERS_123',
      ].map(toCamelCase),
    ).toEqual([
      'spacesSomewhere',
      'bigOnesAtStart',
      'camelCaseClassic123',
      'camelCaseClassic',
      'onlyCaptitalLetters123',
    ])
  })

  it('should capitalize', () => {
    expect(
      [
        'this is a test',
        'Capital first',
        'ALL BIG',
        '5tart with number and endin6',
      ].map(toCapitalize),
    ).toEqual([
      'This is a test',
      'Capital first',
      'All big',
      '5tart with number and endin6',
    ])
  })

  it('should capitalize words', () => {
    expect(
      [
        'this is a test',
        'Capital first',
        'ALL BIG',
        '5tart with number and endin6',
      ].map(toCapitalizeWords),
    ).toEqual([
      'This Is A Test',
      'Capital First',
      'All Big',
      '5tart With Number And Endin6',
    ])
  })

  it('should convert back', () => {
    expect(
      [
        'spacesSomewhere',
        'bigOnesAtStart',
        'camelCaseClassic123',
        'camelCaseClassic',
        'onlyCaptitalLetters123',
      ].map(s => fromCamelCase(s)),
    ).toEqual([
      'spaces-somewhere',
      'big-ones-at-start',
      'camel-case-classic123',
      'camel-case-classic',
      'only-captital-letters123',
    ])
  })
})