number-name/src/systems/en/short/getThousandName.test.ts

import getThousandName from './getThousandName'

it('should exist', () => {
  expect(getThousandName).toBeDefined()
})

it('should be a callable', () => {
  expect(typeof getThousandName).toBe('function')
})

it('should accept 3 arguments', () => {
  expect(getThousandName).toHaveLength(3)
})

describe.each`
  hundreds | hundredsName
  ${1}     | ${'one hundred'}
  ${2}     | ${'two hundred'}
  ${3}     | ${'three hundred'}
  ${4}     | ${'four hundred'}
  ${5}     | ${'five hundred'}
  ${6}     | ${'six hundred'}
  ${7}     | ${'seven hundred'}
  ${8}     | ${'eight hundred'}
  ${9}     | ${'nine hundred'}
`('on $hundreds in hundreds place', ({ hundreds, hundredsName, }) => {
  it(`should return "${hundredsName}" on ${hundreds}00`, () => {
    expect(getThousandName(hundreds, 0, 0)).toBe(hundredsName)
  })
})