import { CombinedPasswordHasher } from '../CombinedPasswordHasher'
import { Pbkdf2PasswordHasher } from '../Pbkdf2PasswordHasher'
import { PlainPasswordHasher } from '../PlainPasswordHasher'

const passwords = ['', 'a', 'abc', 'test']

it('hashes and verifies passwords', async () => {
  const pbkdf2Hasher = new Pbkdf2PasswordHasher('hmac-sha256', 10, 128)
  const plainHasher = new PlainPasswordHasher()
  const hasher = new CombinedPasswordHasher('pbkdf2', pbkdf2Hasher, {
    plain: plainHasher,
  })

  await Promise.all(
    passwords.map(async password => expect(await hasher.verify(password, await hasher.hash(password))).toBe(true))
  )
  await Promise.all(
    passwords.map(async password =>
      expect(await hasher.verify(password + '!', await hasher.hash(password))).toBe(false)
    )
  )

  expect(await hasher.hash('test')).toMatch(/^pbkdf2:/)
  expect(await hasher.verify('test', 'pbkdf2:' + (await pbkdf2Hasher.hash('test')))).toBe(true)
  expect(await hasher.verify('test', 'plain:' + (await plainHasher.hash('test')))).toBe(true)
})

it('compatible with scala implementation', async () => {
  // see https://github.com/choffmeister/auth-utils

  const pbkdf2Hasher = new Pbkdf2PasswordHasher('hmac-sha1', 100000, 128)
  const plainHasher = new PlainPasswordHasher()
  const hasher = new CombinedPasswordHasher('pbkdf2', pbkdf2Hasher, {
    plain: plainHasher,
  })

  const password = 'choffmeister'
  const passwordHash =
    'pbkdf2:hmac-sha1:100000:128:lRUSLfYHdWDZVruxBJRhxodGG6ZOU++8FquX6Xs3/qU=:0U+YVdTivCg26eFkJmKmfA=='
  expect(await hasher.verify(password, passwordHash)).toBe(true)
})