public async Task SendsRenewal()
{
int nRequests = 0;
using (var server = new MockNat())
{
server.RequestReceived += (s, req) => ++ nRequests;
var nat = new Pcp.Client(server.Address);
var lease = new Lease
{
Nat = nat,
Nonce = new byte[12],
PublicAddress = IPAddress.Loopback,
PublicPort = 1234,
InternalPort = 1234,
Lifetime = TimeSpan.FromSeconds(1)
};
using (var endpoint = new LeasedEndpoint(lease))
{
await Task.Delay(lease.Lifetime);
Assert.AreNotEqual(0, nRequests);
}
}
}
public async Task Expires()
{
var lease = new Lease
{
PublicAddress = IPAddress.Loopback,
PublicPort = 1234,
InternalPort = 1234,
Lifetime = TimeSpan.FromSeconds(1)
};
using (var endpoint = new LeasedEndpoint(lease))
{
await Task.Delay(TimeSpan.FromSeconds(2.5));
}
}
public async Task Releasing()
{
var lease = new Lease
{
PublicAddress = IPAddress.Loopback,
PublicPort = 1234,
InternalPort = 1234,
Lifetime = TimeSpan.FromSeconds(2)
};
var endpoint = new LeasedEndpoint(lease);
await Task.Delay(TimeSpan.FromMilliseconds(40));
await Task.Delay(TimeSpan.FromMilliseconds(40));
endpoint.Dispose();
await Task.Delay(TimeSpan.FromMilliseconds(400));
}
public async Task RaisesChanged_OnPortChange()
{
using (var server = new MockNat())
{
server.RequestReceived += (s, req) =>
{
var map = Message.Create <MapRequest>(req.Buffer);
var response = new MapResponse
{
AssignedExternalAdddress = map.SuggestedExternalAdddress,
AssignedExternalPort = 4321,
EpochTime = TimeSpan.FromSeconds(1),
Lifetime = TimeSpan.FromSeconds(1),
Opcode = Opcode.Map,
Nonce = map.Nonce,
InternalPort = map.InternalPort,
Protocol = map.Protocol
}.ToByteArray();
server.udp.Send(response, response.Length, req.RemoteEndPoint);
};
var nat = new Pcp.Client(server.Address);
var lease = new Lease
{
Nat = nat,
Nonce = new byte[12],
PublicAddress = IPAddress.Loopback,
PublicPort = 1234,
InternalPort = 1234,
Lifetime = TimeSpan.FromSeconds(1)
};
using (var endpoint = new LeasedEndpoint(lease))
{
int nChanges = 0;
endpoint.Changed += (s, e) => ++ nChanges;
await Task.Delay(lease.Lifetime);
Assert.AreNotEqual(0, nChanges);
}
}
}