public async void CheckSuccessfulConnectionForRelayCandidatesUnitTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
using (MockTurnServer mockTurnServer = new MockTurnServer())
{
var iceServers = new List <RTCIceServer> {
new RTCIceServer
{
urls = $"turn:{mockTurnServer.ListeningEndPoint}",
}
};
var rtpIceChannelRelay = new RtpIceChannel(null, RTCIceComponent.rtp, iceServers, RTCIceTransportPolicy.relay);
rtpIceChannelRelay.IsController = true;
logger.LogDebug($"RTP ICE channel RTP socket local end point {rtpIceChannelRelay.RTPLocalEndPoint}.");
var rtpIceChannelHost = new RtpIceChannel();
logger.LogDebug($"RTP ICE channel RTP socket local end point {rtpIceChannelHost.RTPLocalEndPoint}.");
rtpIceChannelRelay.StartGathering();
rtpIceChannelHost.StartGathering();
// Need to give some time for the relay channel to connect to the mock TURN server.
await Task.Delay(200);
Assert.Single(rtpIceChannelRelay.Candidates); // Should only have the single local relay candidate.
Assert.NotEmpty(rtpIceChannelHost.Candidates);
Assert.Equal(RTCIceGatheringState.complete, rtpIceChannelRelay.IceGatheringState);
Assert.Equal(RTCIceConnectionState.@new, rtpIceChannelRelay.IceConnectionState);
Assert.Equal(RTCIceGatheringState.complete, rtpIceChannelHost.IceGatheringState);
Assert.Equal(RTCIceConnectionState.@new, rtpIceChannelHost.IceConnectionState);
// Exchange ICE user and passwords.
rtpIceChannelRelay.SetRemoteCredentials(rtpIceChannelHost.LocalIceUser, rtpIceChannelHost.LocalIcePassword);
rtpIceChannelHost.SetRemoteCredentials(rtpIceChannelRelay.LocalIceUser, rtpIceChannelRelay.LocalIcePassword);
Assert.Equal(RTCIceConnectionState.checking, rtpIceChannelRelay.IceConnectionState);
Assert.Equal(RTCIceConnectionState.checking, rtpIceChannelHost.IceConnectionState);
// Exchange ICE candidates.
rtpIceChannelRelay.Candidates.ForEach(x => rtpIceChannelHost.AddRemoteCandidate(x));
rtpIceChannelHost.Candidates.ForEach(x => rtpIceChannelRelay.AddRemoteCandidate(x));
await Task.Delay(1000);
Assert.Equal(RTCIceConnectionState.connected, rtpIceChannelRelay.IceConnectionState);
Assert.Equal(RTCIceConnectionState.connected, rtpIceChannelHost.IceConnectionState);
Assert.NotNull(rtpIceChannelRelay.NominatedEntry);
Assert.NotNull(rtpIceChannelHost.NominatedEntry);
}
}
public async void CheckIPAddressOnlyStunServerUnitTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
using (MockTurnServer mockStunServer = new MockTurnServer())
{
// Give the TURN server socket receive tasks time to fire up.
await Task.Delay(1000);
var iceServers = new List <RTCIceServer> {
new RTCIceServer
{
urls = $"stun:{mockStunServer.ListeningEndPoint}",
}
};
var rtpIceChannel = new RtpIceChannel(null, RTCIceComponent.rtp, iceServers);
logger.LogDebug($"RTP ICE channel RTP socket local end point {rtpIceChannel.RTPLocalEndPoint}.");
ManualResetEventSlim gatheringCompleted = new ManualResetEventSlim();
rtpIceChannel.OnIceGatheringStateChange += (state) => { if (state == RTCIceGatheringState.complete)
{
gatheringCompleted.Set();
}
};
rtpIceChannel.StartGathering();
Assert.NotEmpty(rtpIceChannel.Candidates);
// Because there is an ICE server gathering should still be in progress.
Assert.Equal(RTCIceGatheringState.gathering, rtpIceChannel.IceGatheringState);
Assert.Equal(RTCIceConnectionState.@new, rtpIceChannel.IceConnectionState);
Assert.True(gatheringCompleted.Wait(3000));
// The STUN server check should now have completed and a server reflexive candidate
// been acquired
Assert.Equal(RTCIceGatheringState.complete, rtpIceChannel.IceGatheringState);
// The connection state stays in "new" because no remote ICE user and password has been set.
Assert.Equal(RTCIceConnectionState.@new, rtpIceChannel.IceConnectionState);
Assert.Contains(rtpIceChannel.Candidates, x => x.type == RTCIceCandidateType.srflx);
}
}
