import {beforeAll, expect, test} from 'bun:test'
import {PrivateBox} from '..'
import {pubkey_toString} from '../src/misc'

let k1!: CryptoKeyPair
let k2!: CryptoKeyPair
let message!: Uint8Array

beforeAll(async () => {
  k1 = await PrivateBox.gen(false)
  k2 = await PrivateBox.gen(true)
  message = new TextEncoder().encode('Salut ! ça va ?')
})

test('base case', async () => {
  const box = await PrivateBox.encrypt(message, k1.publicKey)
  const unboxed = await box.decrypt(k1.privateKey)
  expect(unboxed).toEqual(message)
})
test("Different key can't decrypt", async () => {
  const box = await PrivateBox.encrypt(message, k1.publicKey)
  const unboxed = await box.decrypt(k2.privateKey)
  expect(unboxed).toBeNull()
})

test('Key generation', async () => {
  const ser1 = await pubkey_toString(k1.publicKey)
  const ser2 = await pubkey_toString(k2.publicKey)
  expect(ser1).not.toEqual(ser2)

  expect(k1.privateKey.extractable).toBeFalse()
  expect(k1.publicKey.extractable).toBeTrue()
  expect(k2.privateKey.extractable).toBeTrue()
  expect(k2.publicKey.extractable).toBeTrue()
})

test('serialization', async () => {
  const message = new Uint8Array(8)
  const box = await PrivateBox.encrypt(message, k1.publicKey)

  const ser = await box.toString()
  const de = await PrivateBox.fromString(ser)
  expect(de).not.toBeNull()

  expect(de).toEqual(box)
})