public void GetCipherTextTest()
{
string plainText = "Hello world!";
var hashing = new VividHashing();
// not empty
var salt = hashing.GetSalt();
var cipher = hashing.GetCipherText(plainText, salt);
Assert.IsTrue(!string.IsNullOrEmpty(cipher));
Assert.IsTrue(cipher.Length == 512);
// the same result always
var repeatCipher = hashing.GetCipherText(plainText, salt);
Assert.AreEqual(cipher, repeatCipher);
// cannot be duplicated
var anotherCipher = hashing.GetCipherText(plainText + "s", salt);
Assert.AreNotEqual(cipher, anotherCipher);
// not the same with new salt
var newSalt = hashing.GetSalt();
var newCipher = hashing.GetCipherText(plainText, newSalt);
Assert.AreNotEqual(cipher, newCipher);
}
public void GetSaltTest()
{
var hashing = new VividHashing();
var salt = hashing.GetSalt();
Assert.IsTrue(salt != null);
Assert.IsTrue(salt.Length == 32);
var repeatSalt = hashing.GetSalt();
Assert.AreNotEqual(salt, repeatSalt);
}
public void CompateHashTest()
{
string plainText = "Hello world!";
var hashing = new VividHashing();
// match
var salt = hashing.GetSalt();
var oldHash = hashing.GetCipherText(plainText, salt);
Assert.IsTrue(hashing.CompareHash(plainText, oldHash, salt));
// different salt
var anotherSalt = hashing.GetSalt();
Assert.IsFalse(hashing.CompareHash(plainText, oldHash, anotherSalt));
// different hash
var anotherHash = hashing.GetCipherText(plainText, anotherSalt);
Assert.IsFalse(hashing.CompareHash(plainText, anotherHash, salt));
}
