static void ExperimentTextLength(StreamWriter streamWriter)
{
streamWriter.WriteLine("KeyLength;TextLength;Probability");
foreach (var keyLength in KEY_LENGTHS)
{
for (int i = 250; i <= 3000; i += 250)
{
var correct = 0.0;
for (int j = 0; j < N; ++j)
{
var key = _keyGenerator.GetKey(keyLength);
var text = _textGenerator.GetText(i);
var encryptedText = _vigenereEncryption.Encrypt(text, key);
var guess = _vigenereBreaker.BreakCipher(encryptedText);
if (guess.ToUpper() == key.ToUpper())
{
++correct;
}
}
streamWriter.WriteLine($"{keyLength};{i};{correct / N}");
Console.WriteLine($"{keyLength};{i};{correct / N}");
}
}
}
public void EncryptMultipleStringsTest()
{
List <string> textToEncrypt = new List <string>()
{
"ATTACKATDAWN",
"ATTACKATDAWN",
"ATTACKATDAWN"
};
string key = "LEMON";
List <string> expected = new List <string>()
{
"LXFOPVEFRNHR",
"LXFOPVEFRNHR",
"LXFOPVEFRNHR"
};
IEnumerable <string> result = _encryptor.Encrypt(textToEncrypt.AsEnumerable(), key);
Assert.AreEqual(expected, result);
}
