public void GetCommandTypeForMessageInputTest(IEnumerable <Type> commands, string msgCommand, Type expectedCommandHandler)
        {
            CommandContainer container = new CommandContainer();

            foreach (Type command in commands)
            {
                container.AddCommandHandler(command);
            }

            if (container.TryGetCommandType(msgCommand, out Type commandHandler))
            {
                Assert.Equal(expectedCommandHandler, commandHandler);
            }
            else
            {
                Assert.Null(expectedCommandHandler);
            }
        }