Refactor code.

Source/MQTTnet.Tests/Mockups/MemoryMqttChannel.cs

@@ -10,16 +10,16 @@ using MQTTnet.Channel;
 
 namespace MQTTnet.Tests.Mockups
 {
-    public sealed class TestMqttChannel : IMqttChannel
+    public sealed class MemoryMqttChannel : IMqttChannel
     {
         readonly MemoryStream _stream;
 
-        public TestMqttChannel(MemoryStream stream)
+        public MemoryMqttChannel(MemoryStream stream)
         {
             _stream = stream;
         }
 
-        public TestMqttChannel(byte[] buffer)
+        public MemoryMqttChannel(byte[] buffer)
         {
             _stream = new MemoryStream(buffer);
         }

Source/MQTTnet.Tests/Mockups/MqttPacketAsserts.cs

@@ -1,22 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-using MQTTnet.Packets;
-
-namespace MQTTnet.Tests.Mockups
-{
-    public sealed class MqttPacketAsserts
-    {
-        public void AssertIsConnectPacket(MqttPacket packet)
-        {
-            Assert.AreEqual(packet.GetType(), typeof(MqttConnectPacket));
-        }
-        
-        public void AssertIsConnAckPacket(MqttPacket packet)
-        {
-            Assert.AreEqual(packet.GetType(), typeof(MqttConnAckPacket));
-        }
-    }
-}