Add encrypted managed UDP relay and native voice conformance

dotnet/tests/VoiceCat.Tests/ServerTests.cs

@@ -131,7 +131,7 @@ public sealed class ServerTests
         }
     }
 
-    private sealed class ServerFixture : IAsyncDisposable
+    internal sealed class ServerFixture : IAsyncDisposable
     {
         public string Directory { get; } = Path.Combine(Path.GetTempPath(), "voicecat-server-" + Guid.NewGuid().ToString("N"));
         public VoiceServer Server { get; }
@@ -156,7 +156,7 @@ public sealed class ServerTests
         }
     }
 
-    private sealed class Client : IAsyncDisposable
+    internal sealed class Client : IAsyncDisposable
     {
         public CancellationTokenSource Timeout { get; } = new(TimeSpan.FromSeconds(30));
         private readonly TlsControlConnection connection;
@@ -167,6 +167,8 @@ public sealed class ServerTests
             messages = connection.ReadAsync(Timeout.Token).GetAsyncEnumerator();
         }
         public void Send(Envelope envelope) => Assert.True(connection.TrySend(envelope));
+        public AuthResult? Authentication { get; private set; }
+        public Task<MediaSessionCrypto> TakeMediaCryptoAsync() => connection.TakeMediaCryptoAsync(Timeout.Token);
         public async Task<Envelope> ReadUntilAsync(Func<Envelope, bool> predicate)
         {
             while (await messages.MoveNextAsync()) if (predicate(messages.Current)) return messages.Current;
@@ -178,6 +180,7 @@ public sealed class ServerTests
             Assert.Equal(1UL, (await ReadUntilAsync(e => e.ServerHello is not null)).RequestId);
             Send(new() { RequestId = 2, AuthRequest = new() { Guest = new() { Nickname = nickname } } });
             AuthResult auth = (await ReadUntilAsync(e => e.AuthResult is not null)).AuthResult;
+            Authentication = auth;
             Assert.True(auth.Ok, auth.Error);
             ServerStateSnapshot state = (await ReadUntilAsync(e => e.ServerState is not null)).ServerState;
             Assert.Equal(2, state.Channels.Count);