Cleanup for EventData.

PkmnLibSharpTests/Battling/BattleTests/BasicBattleTests.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading;
 using System.Threading.Tasks;
 using NUnit.Framework;
 using PkmnLibSharp.Battling;
@@ -92,11 +93,12 @@ namespace PkmnLibSharpTests.Battling.BattleTests
                     .Build();
             
             var evts = new List<EventData>();
-            battle.RegisterEventListener(new BattleEventListener(evt =>
+            var eventListener = new BattleEventListener(evt =>
             {
                 evts.Add(evt);
                 return Task.CompletedTask;
-            }));
+            });
+            battle.RegisterEventListener(eventListener);
             
             battle.SwitchPokemon(0, 0, p1.GetAtIndex(0));
             battle.SwitchPokemon(1, 0, p2.GetAtIndex(0));
@@ -108,6 +110,8 @@ namespace PkmnLibSharpTests.Battling.BattleTests
             Assert.That(battle.TrySetChoice(moveTurn1));
             Assert.That(battle.TrySetChoice(moveTurn2));
             Assert.AreEqual(1, battle.CurrentTurn);
+            
+            eventListener.EnsureFinishedListening();
 
             var damageEvents = evts.Where(x => x.Kind == EventDataKind.Damage).Cast<DamageEvent>().ToArray();
             Assert.AreEqual(2, damageEvents.Length);

PkmnLibSharpTests/TestClass.cs

@@ -1,6 +1,8 @@
+using System;
 using System.Reflection;
 using System.Runtime.InteropServices;
 using NUnit.Framework;
+using PkmnLibSharp.Battling;
 
 namespace PkmnLibSharpTests
 {
@@ -13,6 +15,11 @@ namespace PkmnLibSharpTests
             NativeLibrary.Load("Arbutils", Assembly.GetCallingAssembly(), DllImportSearchPath.AssemblyDirectory);
             NativeLibrary.Load("CreatureLib", Assembly.GetCallingAssembly(), DllImportSearchPath.AssemblyDirectory);
             NativeLibrary.Load("pkmnLib", Assembly.GetCallingAssembly(), DllImportSearchPath.AssemblyDirectory);
+
+            LogHandler.RegisterListener((level, s) =>
+            {
+                Console.WriteLine($"[{level.ToString().ToUpperInvariant()}] {s}");
+            });
         }
     }
 }