public void TemplateNotFoundThrowsException()
{
string dir = Path.Combine(DATA_PATH, "enigma.xml");
Factory factory = new Factory(dir);
factory.CreateFromTemplate("invalidTemplateId");
}
public void GenerateEnigmaTemplateSuccessfully()
{
string dir = Path.Combine(DATA_PATH, "enigma.xml");
Factory factory = new Factory(dir);
var GermanRailwayEnigma = factory.CreateFromTemplate("GermanRailway");
Assert.AreEqual("GermanRailway", GermanRailwayEnigma.Descriptor.Id);
Assert.AreEqual("German Railway (Rocket)", GermanRailwayEnigma.Descriptor.Name);
Assert.AreEqual(5, GermanRailwayEnigma.Rotors.Count);
}
public void SymmetryIsEnsuredWithAnyPresetAndZeroKey()
{
string dir = Path.Combine(DATA_PATH, "enigma.xml");
Factory factory = new Factory(dir);
Enigma enigma = factory.CreateFromTemplate("GermanRailway");
enigma.SetEncryptionKey("AAAA");
const string plaintext = "HELLOMYNAMEISJOHN";
string ciphertext = enigma.SubmitString(plaintext, Enigma.OutputFormatting.Original);
Assert.AreEqual(plaintext, enigma.SubmitString(ciphertext, Enigma.OutputFormatting.Original), "Encryption symmetry is not ensured.");
}
public void SymmetryIsEnsuredWithAnyPresetAndAnyKeyAndOneLetter()
{
string dir = Path.Combine(DATA_PATH, "enigma.xml");
Factory factory = new Factory(dir);
Enigma enigma = factory.CreateFromTemplate("GermanRailway");
enigma.SetEncryptionKey("QRXO");
List<int> cipherpermutations;
List<int> plainpermutations;
char plainchar = 'A';
char cipherchar = enigma.PressKey(plainchar, out cipherpermutations);
char symmetricplainchar = enigma.PressKey(cipherchar, out plainpermutations);
Assert.AreEqual(symmetricplainchar, plainchar, "Encryption symmetry is not ensured.");
}