import getIterableArrayByNumber from './getIterableArrayByNumber'

describe('getIterableArrayByNumber()', () => {
  it('should return an error if I do not set maxLength parameter', () => {
    try {
      getIterableArrayByNumber()
    } catch (error) {
      expect(error.message).toBe('Please set valid maxLength parameter!')
    }
  })

  it('should have the expected length of array', () => {
    const array = getIterableArrayByNumber(5)
    expect(array).toHaveLength(5)
  })

  it('should mach the array', () => {
    const array = getIterableArrayByNumber(5)
    const expectedArray = [0, 1, 2, 3, 4]
    expect(array).toEqual(expectedArray)
  })
})