public void Encode_InsertEncodedString_ReturnDecodedString()
{
// Arrange
string input = "gci";
/// |R-1|R-2|R-3|U-A|R-3|R-2|R-1|
///1 A---K---L---V---I---Q---Q---G
///2 A---M---W---U---P---H---L---C
///3 A---F---I---R---N---N---T---I
string expectedOutput = "AAA";
UkwType ukwType = new UkwA();
Rotor[] rotors = new Rotor[] { new Rotor1(), new Rotor2(), new Rotor3() };
int[] rotorPositions = new int[] { 1, 1, 1 }; // A, A, A
for (int i = 0, amountOfRotors = rotors.Length; i < amountOfRotors; i++)
{
rotors[i].SetPosition(rotorPositions[i]);
}
Dictionary<char, char> plugboard = new Dictionary<char, char>();
IEnigmaEncoder encoder = new Enigma_I(ukwType, rotors, rotorPositions, plugboard);
// Act
string output = encoder.Encode(input);
// Assert
Assert.AreEqual(expectedOutput, output);
}
public void Encode_EncodeMessageWithPlugboardSetup_ReturnEncodedString()
{
// Arrange
string input = "aaa";
/// |PLU|R-1|R-2|R-3|U-A|R-3|R-2|R-1|PLU|
///1 A---D---L---H---P---U---W---M---B---B
///2 A---D---G---R---W---K---U---H---N---L
///3 A---D---D---K---X---H---D---C---V---V
string expectedOutput = "BLV";
UkwType ukwType = new UkwA();
Rotor[] rotors = new Rotor[] { new Rotor1(), new Rotor2(), new Rotor3() };
int[] rotorPositions = new int[] { 1, 1, 1 }; // A, A, A
for (int i = 0, amountOfRotors = rotors.Length; i < amountOfRotors; i++)
{
rotors[i].SetPosition(rotorPositions[i]);
}
Dictionary<char, char> plugboard = new Dictionary<char, char>();
plugboard['A'] = 'D';
plugboard['D'] = 'A';
plugboard['N'] = 'L';
plugboard['L'] = 'N';
IEnigmaEncoder encoder = new Enigma_I(ukwType, rotors, rotorPositions, plugboard);
// Act
string output = encoder.Encode(input);
// Assert
Assert.AreEqual(expectedOutput, output);
}