JavaScript/String/test/MaxCharacter.test.js at master · TheAlgorithms/JavaScript · GitHub

21 lines (16 loc) · 648 Bytes

import maxCharacter from '../MaxCharacter'

describe('Testing the maxCharacter function', () => {

it('Expect throw with wrong arg', () => {

expect(() => maxCharacter(123)).toThrow()

expect(() => maxCharacter('')).toThrow()

})

it('Check the max character in string', () => {

const theString = "I can't do that"

const maxCharInAllCount = maxCharacter(theString)

const maxChar = maxCharacter(theString, /\s/)

expect(maxCharInAllCount).toBe(' ')

expect(maxChar).toBe('t')

expect(maxCharacter('!!!Hello, World!!!', /[a-z]/)).toBe('!')

expect(maxCharacter('!!!Hello, World!!!', /[^a-z]/i)).toBe('l')

})

Expand file tree