fix: Exempts localhost from IPLimiter. Preps testing for io_uring (#2316)

### Summary
* Exempts localhost from IPLimiter
* Updates tests to have proper sequential testing with packets
* Updates tests to clean up NetState

Author: kamronbatman

Projects/Server.Tests/Fixtures/TestMapDefinitions.cs

@@ -1,4 +1,4 @@
-namespace Server.Tests;
+namespace Server.Tests.Maps;
 
 public static class TestMapDefinitions
 {

Projects/Server.Tests/Fixtures/TestServerInitializer.cs

@@ -2,6 +2,7 @@
 using System.Reflection;
 using System.Threading;
 using Server.Items;
+using Server.Tests.Maps;
 
 namespace Server.Tests;
 

Projects/Server.Tests/Tests/Buffers/STArrayPoolTests.cs

@@ -2,7 +2,7 @@
 using Server.Buffers;
 using Xunit;
 
-namespace Server.Tests.Tests.Buffers;
+namespace Server.Tests.Buffers;
 
 [Collection("Sequential Server Tests")]
 public class STArrayPoolTests

Projects/Server.Tests/Tests/Buffers/SpanReaderTests.cs

@@ -3,7 +3,7 @@
 using System.IO;
 using Xunit;
 
-namespace Server.Tests;
+namespace Server.Tests.Buffers;
 
 public class SpanReaderTests
 {

Projects/Server.Tests/Tests/Buffers/SpanWriterTests.cs

@@ -3,7 +3,7 @@
 using System.IO;
 using Xunit;
 
-namespace Server.Tests;
+namespace Server.Tests.Buffers;
 
 public class SpanWriterTests
 {

Projects/Server.Tests/Tests/Maps/CanFitItemTests.cs

@@ -1,21 +1,14 @@
 using Server.Items;
 using Xunit;
 
-namespace Server.Tests.Tests.Maps;
+namespace Server.Tests.Maps;
 
 /// <summary>
 /// Tests for CanFitItem which allows Surface+Impassable tiles (tables, furniture) as valid surfaces.
 /// </summary>
 [Collection("Sequential Server Tests")]
 public class CanFitItemTests
 {
-    private readonly ServerFixture _fixture;
-
-    public CanFitItemTests(ServerFixture fixture)
-    {
-        _fixture = fixture;
-    }
-
     private void SkipIfNoTileData()
     {
         Skip.If(!ServerFixture.TileDataLoaded, "TileData not loaded - client files required");

Projects/Server.Tests/Tests/Maps/CanSpawnMobileTests.cs

@@ -1,6 +1,6 @@
 using Xunit;
 
-namespace Server.Tests.Tests.Maps;
+namespace Server.Tests.Maps;
 
 /// <summary>
 /// Tests for CanSpawnMobile that don't require TileData (client files).

Projects/Server.Tests/Tests/Maps/CanSpawnMobileTileDataTests.cs

@@ -1,7 +1,7 @@
 using Server.Items;
 using Xunit;
 
-namespace Server.Tests.Tests.Maps;
+namespace Server.Tests.Maps;
 
 /// <summary>
 /// Tests for CanSpawnMobile that require TileData (client files) to be loaded.

Projects/Server.Tests/Tests/Maps/ClientEnumeratorTests.cs

@@ -5,7 +5,7 @@
 using Server.Network;
 using Xunit;
 
-namespace Server.Tests.Tests.Maps;
+namespace Server.Tests.Maps;
 
 [Collection("Sequential Server Tests")]
 public class ClientEnumeratorTests

Projects/Server.Tests/Tests/Maps/ItemByDistanceEnumeratorTests.cs

@@ -2,7 +2,7 @@
 using System.Collections.Generic;
 using Xunit;
 
-namespace Server.Tests.Tests.Maps;
+namespace Server.Tests.Maps;
 
 [Collection("Sequential Server Tests")]
 public class ItemByDistanceEnumeratorTests