public void FindKeyLengthTest(string fileName, int expectedKeyLength)
{
string text = File.ReadAllText(fileName);
text = text.Replace(" ", "").Replace("-", "").Replace("\r", "").Replace("\n", "").ToLower();
Regex rgx = new Regex("[^a-zA-Z0-9 -]");
text = rgx.Replace(text, "");
int keyLength = Kasiski.FindKeyLength(text);
Assert.Equal(expectedKeyLength, keyLength);
}
private static void TestKasiski()
{
// Read file, clean text
string fileName = "Kasiski method/Tests/test.txt";
string text = File.ReadAllText(fileName);
text = text.Replace(" ", "").Replace("\r", "").Replace("\n", "").ToLower();
Regex rgx = new Regex("[^a-zA-Z0-9 -]");
text = rgx.Replace(text, "");
Kasiski.MinDigramLength = 2;
Kasiski.MaxDigramLength = 2;
Kasiski.PrintResult = true;
int keyLength = Kasiski.FindKeyLength(text);
Console.WriteLine($"Key length: {keyLength}");
}