public void DecryptedMessage_ValidKeyOnResult_SameKey()
        {
            const string expectedDecryptedMessage = "yo";
            var          result = new Challenge4Result(string.Empty, new Challenge3Result(0x00, expectedDecryptedMessage));

            Assert.Equal(expectedDecryptedMessage, result.DecryptedMessage);
        }
        public void Key_ValidKeyOnResult_SameKey()
        {
            const byte expectedKey = 0x88;
            var        result      = new Challenge4Result(string.Empty, new Challenge3Result(expectedKey, string.Empty));

            Assert.Equal(expectedKey, result.Key);
        }