eciesLegacy.test.ts

import {
  PublicKeyPemBase64,
  generatePrivateKey,
  importPrivateKey,
} from '../KeyHolder'
import {Curve} from '../KeyHolder/Curve.brand'
import {PrivateKeyPemBase64} from '../KeyHolder/brands'
import {eciesLegacyDecrypt, eciesLegacyEncrypt} from './eciesLegacy'

it('Should decrypt message as expected', async () => {
  const privateKey = importPrivateKey({
    privateKeyPemBase64: PrivateKeyPemBase64.parse(
      'LS0tLS1CRUdJTiBQUklWQVRFIEtFWS0tLS0tCk1IZ0NBUUF3RUFZSEtvWkl6ajBDQVFZRks0RUVBQ0VFWVRCZkFnRUJCQnhJWTl5Q3prMU4vWXU3UFZlbVJWc1QKTStCYjFMODRWbDNUZ2QvMm9Ud0RPZ0FFWUFxNWc5RGxBZ1VSWHUvc3JKQnByRWNnYlp3cDBJL2xudjgvR2NQNApGeU92YkorQXZ1RzZjL1pXR0lldUVSVXpKVlZIZzVyVjRRND0KLS0tLS1FTkQgUFJJVkFURSBLRVktLS0tLQo='
    ),
  })

  const cipher =
    '172Ar+8ScAMaOn02z6bkOcUtorl6DtxHpXbWsBETrqYvhejx4090WFpLkuhoyzTypfq0woiNm/crqBU9Gw54w2h3qD1BhFwI0TwqUg9grhRd2X/mos4R6V1FtL9O7KAkg4cT72NX3KzWJ74mEjYDPMq8UUtL8ea5bHJgeS88SKivNEY=44AoDQx3spJHWDcfV5iIwT+aU7AAgNMcGCDg9iiS+NNQbU=40AA2NBtH0bhf2o39IF45r5NufcYF8G5m16LqZPSso='

  const message = await eciesLegacyDecrypt({
    privateKey: privateKey.privateKeyPemBase64,
    data: cipher,
  })

  expect(message).toEqual('Test message')
})

it('Should encrypt and decrypt message', async () => {
  const keyOfReceiver = generatePrivateKey()

  const message =
    'Test message that is really really long, Test message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really longTest message that is really really long'

  const cipher = await eciesLegacyEncrypt({
    publicKey: keyOfReceiver.publicKeyPemBase64,
    data: message,
  })

  const decryptedMessage = await eciesLegacyDecrypt({
    privateKey: keyOfReceiver.privateKeyPemBase64,
    data: cipher,
  })

  expect(decryptedMessage).toEqual(message)
})

it('Should encrypt message with specific secp256k1 key', async () => {
  const key = PublicKeyPemBase64.parse(
    'LS0tLS1CRUdJTiBQVUJMSUMgS0VZLS0tLS0KTUZZd0VBWUhLb1pJemowQ0FRWUZLNEVFQUFvRFFnQUVJRFlZd0gyalBNaUhTTGxoeUJYTFcxOUE1bkZVOXBWZAorVDF6M1d4STFrUnA1RGt6UFV5YnVVck9Nd1E1dG1OejVEZzc0LzZrd3Q0YUJBN2QwbThtYUE9PQotLS0tLUVORCBQVUJMSUMgS0VZLS0tLS0K'
  )
  const message = 'some message'

  const cipher = await eciesLegacyEncrypt({publicKey: key, data: message})
  expect(cipher).not.toBeFalsy()
})

it('Should encrypt and decrypt message with secp256k1 key', async () => {
  const key = generatePrivateKey(Curve.parse('secp256k1'))
  const message = 'some message'

  const cipher = await eciesLegacyEncrypt({
    publicKey: key.publicKeyPemBase64,
    data: message,
  })
  expect(
    await eciesLegacyDecrypt({
      privateKey: key.privateKeyPemBase64,
      data: cipher,
    })
  ).toEqual(message)
})