package props import org scalacheck Gen Properties import org scalache

package props

import org.scalacheck.{Gen, Properties}
import org.scalacheck.Prop.forAll
import nxt.crypto.Crypto
import scala.util.Random
import org.apache.commons.lang.RandomStringUtils

object CryptoProperties extends Properties("String") {
  val strings = RandomStringUtils.randomAlphanumeric(Random.nextInt(50)+50)

  property("encryptDecrypt") = forAll(strings,strings,strings){(msg: String, passphrase1:String, passphrase2:String) =>
    val pubKey1 = Crypto.getPublicKey(passphrase1)
    val pubKey2 = Crypto.getPublicKey(passphrase2)

    val privKey1 = Crypto.getPrivateKey(passphrase1)
    val privKey2 = Crypto.getPrivateKey(passphrase2)

    val encryptedBytes = Crypto.aesEncrypt(msg.getBytes("UTF-8"),  privKey1, pubKey2)
    val decryptedBytes = Crypto.aesDecrypt(encryptedBytes, privKey2, pubKey1)

    val decrypted = new String(decryptedBytes, "UTF-8")
    println(s"msg: $msg (hash ${msg.hashCode}}); decrypted: $decrypted (hash ${decrypted.hashCode}}) ")
    decrypted == msg
  }

  property("rsEncodeDecode") = forAll{(id:Long) =>
    Crypto.rsDecode(Crypto.rsEncode(id))==id
  }
}