public static void Main(string[] args) { Console.WriteLine("Ping test"); if (args.Length == 0) { System.Console.WriteLine(CommandLineArguments.Usage()); return; } CommandLineArguments cliArgs = new CommandLineArguments(); Parser parser = new Parser(System.Environment.CommandLine, cliArgs); parser.Parse(); BrokerClient brokerClient = new BrokerClient(new HostInfo(cliArgs.Hostname, cliArgs.PortNumber)); NetPong pong = brokerClient.Ping(); Console.WriteLine("Pong was null? {0}", pong == null); }