public void EncryptWrongTextStrictTest()
{
const string plaintext = "aa,cabc";
var cipher = new CaesarCipher(Alphabets.EnglishLower)
{
IsStrict = true
};
cipher.Encrypt(plaintext, new Key <int>(3));
}
public void EncryptWrongTextTest()
{
const string plaintext = "aa,cabc";
var cipher = new CaesarCipher(Alphabets.EnglishLower)
{
IsStrict = false
};
Assert.AreEqual(
"dd,fdef", cipher.Encrypt(plaintext, new Key <int>(3)));
}
public void EncryptTest()
{
var key = new Key <int>(3);
const string plaintext = "aabcabc";
string ciphertext = new String(
plaintext.Select(ch => (char)(ch + key.Value)).ToArray());
var cipher = new CaesarCipher(Alphabets.EnglishLower);
Assert.AreEqual(ciphertext, cipher.Encrypt(plaintext, key));
}
public void AbsorbtionTest()
{
var encryptionKey = new Key <int>(3);
var decryptionKey = KeyGenerator.GetCaesarDecryptionKey(encryptionKey);
const string plaintext = "aabcabc";
var cipher = new CaesarCipher(Alphabets.English);
string ciphertext = cipher.Encrypt(plaintext, encryptionKey);
Assert.AreEqual(plaintext, cipher.Decrypt(ciphertext, decryptionKey));
}
public void DecryptTest()
{
var encryptionKey = new Key <int>(3);
var decryptionKey = KeyGenerator.GetCaesarDecryptionKey(
encryptionKey);
const string plaintext = "aabcabc";
string ciphertext = new String(
plaintext.Select(
ch => (char)(ch + encryptionKey.Value)).ToArray());
var cipher = new CaesarCipher(Alphabets.EnglishLower);
Assert.AreEqual(
plaintext, cipher.Decrypt(ciphertext, decryptionKey));
}
public void CreateWithNullTest()
{
var cipher = new CaesarCipher(null);
}
public void CreateTest()
{
var cipher = new CaesarCipher(Alphabets.English);
Assert.AreEqual(Alphabets.English, cipher.Alphabet);
}
public void EncryptWithNullTest()
{
var cipher = new CaesarCipher(Alphabets.English);
cipher.Encrypt("aaa", null);
}
public void EncryptNullTest()
{
var cipher = new CaesarCipher(Alphabets.English);
cipher.Encrypt(null, new Key <int>(3));
}