Add adaptive packet loss handling

tests/VoiceCat.Tests/ServerTests.cs

@@ -5,6 +5,7 @@ using System.Net.Sockets;
 using VoiceCat.Crypto;
 using VoiceCat.Server;
 using VoiceCat.Server.Transport;
+using VoiceCat.Protocol;
 using Voicecat.V1;
 
 namespace VoiceCat.Tests;
@@ -135,13 +136,21 @@ public sealed class ServerTests
         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;
+            while (await messages.MoveNextAsync())
+            {
+                if (messages.Current.AuthResult?.Ok == true) Authentication = messages.Current.AuthResult;
+                if (predicate(messages.Current)) return messages.Current;
+            }
             throw new IOException("Connection ended before the expected message.");
         }
         public async Task<User> LoginAsync(string nickname)
         {
-            Send(new() { RequestId = 1, ClientHello = new() { ProtoVersion = 2, ClientName = "Managed test" } });
-            Assert.Equal(1UL, (await ReadUntilAsync(e => e.ServerHello is not null)).RequestId);
+            var hello = new ClientHello { ProtoVersion = 2, ClientName = "Managed test" };
+            hello.Features.Add(ProtocolFeatures.AdaptivePacketLoss);
+            Send(new() { RequestId = 1, ClientHello = hello });
+            Envelope response = await ReadUntilAsync(e => e.ServerHello is not null);
+            Assert.Equal(1UL, response.RequestId);
+            Assert.Contains(ProtocolFeatures.AdaptivePacketLoss, response.ServerHello.Features);
             Send(new() { RequestId = 2, AuthRequest = new() { Guest = new() { Nickname = nickname } } });
             AuthResult auth = (await ReadUntilAsync(e => e.AuthResult is not null)).AuthResult;
             Authentication = auth;