Наследование: INetworkMessageFactory
        public static void Test_Throws_Exception_On_Null_Payload_Status()
        {
            //arrange
            NetworkMessageFactory factory = new NetworkMessageFactory();

            //assert
            Assert.Throws<ArgumentNullException>(() => factory.CreateStatusMessage(null));
        }
        public static void Test_Works_On_Valid_Payload_Event()
        {
            //arrange
            NetworkMessageFactory factory = new NetworkMessageFactory();

            //act
            EventMessage message = factory.CreateEventMessage(Mock.Of<PacketPayload>());

            //assert
            Assert.NotNull(message);
        }
        public static void Test_Works_On_Valid_Payload_Status()
        {
            //arrange
            NetworkMessageFactory factory = new NetworkMessageFactory();

            //act
            StatusMessage message = factory.CreateStatusMessage(Mock.Of<StatusChangePayload>());

            //assert
            Assert.NotNull(message);
        }