public void TestMethod1()
{
var buffer = new byte[1024];
int size;
Socket host = new Socket(AddressFamily.InterNetwork, SocketType.Raw, ProtocolType.Icmp);
IPEndPoint iep = new IPEndPoint(IPAddress.Parse("101.0.0.1"), 0);
EndPoint ep = iep;
var icmpDatagram = new IcmpEchoRequestDatagram();
icmpDatagram.Data = Encoding.ASCII.GetBytes("test packet");
icmpDatagram.Identifier = 11;
icmpDatagram.Sequence = 22;
host.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveTimeout, 3000);
host.SendTo(icmpDatagram.GetBytes(), icmpDatagram.DatagramSize, SocketFlags.None, iep);
try
{
buffer = new byte[1024];
size = host.ReceiveFrom(buffer, ref ep);
}
catch (SocketException)
{
Console.WriteLine("No response from remote host");
return;
}
var response = new IcmpEchoResponseDatagram(buffer, size);
Debug.WriteLine(string.Format("response from: {0}", ep));
Debug.WriteLine(string.Format(" Type {0}", response.Type));
Debug.WriteLine(string.Format(" Code: {0}", response.Code));
Debug.WriteLine(string.Format(" Identifier: {0}", response.Identifier));
Debug.WriteLine(string.Format(" Sequence: {0}", response.Sequence));
string stringData = Encoding.ASCII.GetString(response.Data);
Debug.WriteLine(string.Format(" data: {0}", stringData));
host.Close();
}
public void IcmpEchoSender_Send()
{
var testeee = GetTestee();
var responseRecieved = new ManualResetEvent(false);
IcmpEchoResponseDatagram responseDatagram = null;
long latency = -1;
testeee.Send(IPAddress.Parse("127.0.0.1"),
(result) =>
{
responseDatagram = result.Response;
latency = result.Latency;
responseRecieved.Set();
});
responseRecieved.WaitOne(10000);
Assert.IsTrue(latency >= 0);
Assert.IsNotNull(responseDatagram);
}
