public void EncryptDecryptTest()
{
var text1 = "text-to-encrypt";
var text2 = "another-text-to-encrypt";
var encrypter = new Encrypter();
var salt1 = new byte[24] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 };
var salt2 = new byte[24] { 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2 };
var encr1 = encrypter.Encrypt(text1, salt1);
var encr2 = encrypter.Encrypt(text1, salt1);
Assert.AreNotEqual(encr1, encr2);
var decr1 = encrypter.Decrypt(encr1, salt1);
var decr2 = encrypter.Decrypt(encr2, salt1);
Assert.AreEqual(decr1, decr2);
encr1 = encrypter.Encrypt(text1, salt1);
encr2 = encrypter.Encrypt(text2, salt1);
Assert.AreNotEqual(encr1, encr2);
decr1 = encrypter.Decrypt(encr1, salt1);
decr2 = encrypter.Decrypt(encr2, salt1);
Assert.AreNotEqual(decr1, decr2);
encr1 = encrypter.Encrypt(text1, salt1);
encr2 = encrypter.Encrypt(text1, salt2);
Assert.AreNotEqual(encr1, encr2);
decr1 = encrypter.Decrypt(encr1, salt1);
decr2 = encrypter.Decrypt(encr2, salt2);
Assert.AreEqual(decr1, decr2);
encr1 = encrypter.Encrypt(text1, salt1);
encr2 = encrypter.Encrypt(text2, salt2);
Assert.AreNotEqual(encr1, encr2);
decr1 = encrypter.Decrypt(encr1, salt1);
decr2 = encrypter.Decrypt(encr2, salt2);
Assert.AreNotEqual(decr1, decr2);
encr1 = encrypter.Encrypt(text1, salt1);
Assert.Throws<CryptographicException>(() => encrypter.Decrypt(encr1, salt2));
}
public void GetSaltTest()
{
var encrypter = new Encrypter();
var salt = encrypter.GetSalt();
Assert.AreEqual(24, salt.Length);
var salt2 = encrypter.GetSalt();
// check whether the byte array is the same
bool same = true;
for (int x = 0; x < 24; x++)
{
if (salt[x] != salt2[x])
same = false;
}
Assert.IsFalse(same);
Assert.AreNotEqual(Convert.ToBase64String(salt), Convert.ToBase64String(salt2));
}