public void CheckFiveAWithRingBGivesCorrectOutput()
{
//With the rotors I, II, III (from left to right), wide B-reflector, all ring settings in B-position, and start position AAA, typing AAAAA will produce the encoded sequence EWTYX.
Scrambler3 s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.B, Letters.A), Rotor.RotorII(Letters.B, Letters.A), Rotor.RotorIII(Letters.B, Letters.A));
Letters l;
l = s.GetOutput(Letters.A);
Assert.That(l, Is.EqualTo(Letters.E));
l = s.GetOutput(Letters.A);
Assert.That(l, Is.EqualTo(Letters.W));
l = s.GetOutput(Letters.A);
Assert.That(l, Is.EqualTo(Letters.T));
l = s.GetOutput(Letters.A);
Assert.That(l, Is.EqualTo(Letters.Y));
l = s.GetOutput(Letters.A);
Assert.That(l, Is.EqualTo(Letters.X));
}
public void CheckGandPReverseWithSameStartingConfiguration()
{
Scrambler s;
Letters l;
s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.A, Letters.Z));
l = s.GetOutput(Letters.G);
Assert.That(l, Is.EqualTo(Letters.P));
s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.A, Letters.Z));
l = s.GetOutput(Letters.P);
Assert.That(l, Is.EqualTo(Letters.G));
}
public void CheckEncypheredMessageDecyphers()
{
Scrambler s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.A, Letters.A));
Letters[] expectedPlaintext = LetterMapper.CreateLettersArray("THISISMYTESTMESSAGE");
Letters[] cyphertext = LetterMapper.CreateLettersArray("OPGNDXOEHCJEXBEDDUO");
Letters[] plaintext = new Letters[cyphertext.Length];
for (int i = 0; i < cyphertext.Length; i++)
{
plaintext[i] = s.GetOutput(cyphertext[i]);
}
Assert.That(plaintext, Is.EqualTo(expectedPlaintext));
}
public void CheckEncypheredMessageDecyphersWithRolloverAndRingF()
{
Scrambler s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.F, Letters.A));
Letters[] expectedPlaintext = LetterMapper.CreateLettersArray("THISMESSAGEWILLCAUSEROLLOVER");
Letters[] cyphertext = LetterMapper.CreateLettersArray("UFVWRFXPGFNQBAPWSVNSFXOGCPPK");
Letters[] plaintext = new Letters[cyphertext.Length];
for (int i = 0; i < cyphertext.Length; i++)
{
plaintext[i] = s.GetOutput(cyphertext[i]);
}
Assert.That(plaintext, Is.EqualTo(expectedPlaintext));
}
public void CheckEncypheredMessageDecyphersWithMoreRollover()
{
Scrambler s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.A, Letters.A));
Letters[] expectedPlaintext = LetterMapper.CreateLettersArray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
Letters[] cyphertext = LetterMapper.CreateLettersArray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
Letters[] plaintext = new Letters[cyphertext.Length];
for (int i = 0; i < cyphertext.Length; i++)
{
plaintext[i] = s.GetOutput(cyphertext[i]);
}
Assert.That(plaintext, Is.EqualTo(expectedPlaintext));
}
public void CheckEncypheredMessageDecyphersWithRollover()
{
Scrambler s = new Scrambler3(Reflector.ReflectorB(), Rotor.RotorI(Letters.A, Letters.A), Rotor.RotorII(Letters.A, Letters.A), Rotor.RotorIII(Letters.A, Letters.A));
Letters[] expectedPlaintext = LetterMapper.CreateLettersArray("THISISALONGMESSAGETOTESTROLLOVERINTHEROTORS");
Letters[] cyphertext = LetterMapper.CreateLettersArray("OPGNDXCGMHUNLNECJZGJUPLWOVMOJFUJWQXGSUDEJVY");
Letters[] plaintext = new Letters[cyphertext.Length];
for (int i = 0; i < cyphertext.Length; i++)
{
plaintext[i] = s.GetOutput(cyphertext[i]);
}
Assert.That(plaintext, Is.EqualTo(expectedPlaintext));
}
public Letters GetOutput(Letters input)
{
Letters output = m_scrambler.GetOutput(input);
return(output);
}
