Rewrote most of the library

Sources/MpcNET.Test/MpcMock.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Net;
+using System.Threading.Tasks;
+
+namespace MpcNET.Test
+{
+    public class MpcMock : IDisposable
+    {
+        public MpcMock()
+        {
+            var mpdEndpoint = new IPEndPoint(IPAddress.Loopback, 6600);
+            Client = new Mpc(mpdEndpoint);
+
+            var connected = Task.Run(async () => await Client.ConnectAsync()).Result;
+            TestOutput.WriteLine($"Connected to MPD : {connected}; Version: {Client.Version}");
+        }
+
+        public Mpc Client { get; }
+
+        public void Dispose()
+        {
+            Client?.DisconnectAsync().GetAwaiter().GetResult();
+            TestOutput.WriteLine($"Disconnected from MPD.");
+        }
+    }
+}