import {
  PalindromeRecursive,
  PalindromeIterative,
  checkPalindrome
} from '../Palindrome'

describe('Palindrome', () => {
  it('should return true for a palindrome for PalindromeRecursive', () => {
    expect(PalindromeRecursive('mom')).toBeTruthy()
  })
  it('should return true  for a palindrome for PalindromeIterative', () => {
    expect(PalindromeIterative('mom')).toBeTruthy()
  })
  it('should return false for a non-palindrome for PalindromeRecursive', () => {
    expect(PalindromeRecursive('Algorithms')).toBeFalsy()
  })
  it('should return true  for a non-palindrome for PalindromeIterative', () => {
    expect(PalindromeIterative('JavaScript')).toBeFalsy()
  })

  it.each([
    ['radar', true],
    ['hello', false],
    ['r', true],
    ['   racecar   ', true]
  ])('should return value is palindrome or not', (value, expected) => {
    expect(checkPalindrome(value)).toBe(expected)
  })
})