public void VerifyHashAsUnique()
{
byte[] hash1 = SaltedHashProvider.CreateHash(this.plainText);
byte[] hash2 = SaltedHashProvider.CreateHash(this.plainText);
Assert.IsFalse(CryptographyUtility.CompareBytes(hash1, hash2));
}
public void CreateHashWithSalt()
{
byte[] saltedHash = SaltedHashProvider.CreateHash(this.plainText);
int saltLength = 16;
int hashMinusSaltLength = 20;
byte[] salt = new byte[saltLength];
byte[] hashMinusSalt = new byte[hashMinusSaltLength];
Array.Copy(saltedHash, 0, salt, 0, saltLength);
Array.Copy(saltedHash, saltLength, hashMinusSalt, 0, hashMinusSaltLength);
byte[] saltedPlainText = new byte[this.plainText.Length + salt.Length];
salt.CopyTo(saltedPlainText, 0);
this.plainText.CopyTo(saltedPlainText, saltLength);
byte[] expectedResult = HashWithHMACSHA1(saltedPlainText);
Assert.IsTrue(CryptographyUtility.CompareBytes(expectedResult, hashMinusSalt));
}