public void EncipherWithKey_Test() { var cipher = new Vigenere(); var output = cipher.Encipher("The quick brown fox jumps over the lazy dog", "TEST"); const string expected = "mlw JNmuD uvGPG jGQ CyEIL sNxK xzx EeRR wsy"; Assert.AreEqual(expected.ToLower(), output.ToLower()); }