expose connection name to test suite

StackExchange.Redis.Tests/BasicOps.cs

@@ -294,15 +294,19 @@ public async Task TestQuit()
                 string key = Guid.NewGuid().ToString();
                 db.KeyDelete(key, CommandFlags.FireAndForget);
                 db.StringSet(key, key, flags: CommandFlags.FireAndForget);
-                Log("{0}: Issuing QUIT", Time());
+                var ep = muxer.GetEndPoints()[0];
+                var nameBefore = muxer.GetConnectionName(ep, ConnectionType.Interactive);
+                Log("{0}: Issuing QUIT to {1}", Time(), nameBefore);
                 GetServer(muxer).Execute("QUIT", null);
                 var watch = Stopwatch.StartNew();
                 Assert.Throws<RedisConnectionException>(() => Log("Ping time: " + db.Ping().ToString()));
                 watch.Stop();
                 Log("Time to notice quit: {0}ms (any order)", watch.ElapsedMilliseconds);
                 await Task.Delay(20).ForAwait();
-                Debug.WriteLine("Pinging...");
+                var nameAfter = muxer.GetConnectionName(ep, ConnectionType.Interactive);
+                Log("{0}: Not talking to {1}", Time(), nameAfter);
                 Assert.Equal(key, (string)db.StringGet(key));
+                Assert.NotEqual(nameBefore, nameAfter);
             }
         }
 

StackExchange.Redis/StackExchange/Redis/PhysicalBridge.cs

@@ -41,6 +41,7 @@ internal sealed partial class PhysicalBridge : IDisposable
 
         private volatile int state = (int)State.Disconnected;
 
+        internal string PhysicalName => physical?.ToString();
         public PhysicalBridge(ServerEndPoint serverEndPoint, ConnectionType type, int timeoutMilliseconds)
         {
             ServerEndPoint = serverEndPoint;

StackExchange.Redis/StackExchange/Redis/RedisSubscriber.cs

@@ -249,6 +249,9 @@ internal bool Validate(ConnectionMultiplexer multiplexer, RedisChannel channel)
             }
         }
 
+        internal string GetConnectionName(EndPoint endPoint, ConnectionType connectionType)
+            => GetServerEndPoint(endPoint)?.GetBridge(connectionType, false)?.PhysicalName;
+
 #if TEST
         internal event Action<string, Exception, string> MessageFaulted;
         internal event Action<bool> Closing;