public void EncryptDecrypt_DefaultKey()
        {
            MickeyMouseEncryption enc = new MickeyMouseEncryption();

            string plaintext = "Missing is freaking awesome!";
            string ciphertext = enc.Encrypt(plaintext);

            Assert.AreEqual(plaintext, enc.Decrypt(ciphertext), "Decrypted string does not match plaintext");
        }
        public void EncryptDecrypt_CustomKey()
        {
            MickeyMouseEncryption enc = new MickeyMouseEncryption();

            string key = "DanceALittleDanceAndPeeYourNameInTheSnow";

            string plaintext = "Missing is freaking awesome!";
            string ciphertext = enc.Encrypt(plaintext, key);

            Assert.AreEqual(plaintext, enc.Decrypt(ciphertext, key), "Decrypted string does not match plaintext");
        }