globals tests

src/main/java/electrosphere/engine/Globals.java

@@ -634,7 +634,9 @@ public class Globals {
         Globals.clientScene = new Scene();
         Globals.clientSceneWrapper = new ClientSceneWrapper(Globals.clientScene, new CollisionEngine());
         Globals.clientSynchronizationManager = new ClientSynchronizationManager();
-        Globals.realmManager = null;
+        if(Globals.realmManager != null){
+            Globals.realmManager.reset();
+        }
     }
 
     /**
@@ -645,9 +647,13 @@ public class Globals {
         //
         //Actual globals to destroy
         Globals.assetManager = null;
+        Globals.elementService = null;
+        Globals.realmManager = null;
         //
         //Destroy services
-        Globals.serviceManager.destroy();
+        if(Globals.serviceManager != null){
+            Globals.serviceManager.destroy();
+        }
         Globals.serviceManager = null;
     }
 

src/main/java/electrosphere/server/datacell/RealmManager.java

@@ -171,5 +171,14 @@ public class RealmManager {
         return realms.iterator().next();
     }
 
+    /**
+     * Resets the realm manager
+     */
+    public void reset(){
+        this.realms.clear();
+        this.entityToRealmMap.clear();
+        this.playerToRealmMap.clear();
+    }
+
     
 }

src/test/java/electrosphere/engine/GlobalsTests.java

@@ -0,0 +1,41 @@
+package electrosphere.engine;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import electrosphere.game.config.UserSettings;
+import electrosphere.logger.LoggerInterface;
+import electrosphere.test.annotations.IntegrationTest;
+
+/**
+ * Tests for globals
+ */
+public class GlobalsTests {
+    
+    @IntegrationTest
+    public void resetGlobals_Variables_null(){
+        LoggerInterface.initLoggers();
+        UserSettings.loadUserSettings();
+        Globals.initGlobals();
+        Globals.resetGlobals();
+        assertNull(Globals.assetManager);
+        assertNull(Globals.elementService);
+    }
+
+    @IntegrationTest
+    public void resetGlobalsWithoutInit_ThrowsError_false(){
+        assertDoesNotThrow(() -> {
+            Globals.resetGlobals();
+        });
+    }
+
+    @IntegrationTest
+    public void unloadScene_Variables_notNull(){
+        LoggerInterface.initLoggers();
+        UserSettings.loadUserSettings();
+        Globals.initGlobals();
+        Globals.unloadScene();
+        assertNotNull(Globals.assetManager);
+        assertNotNull(Globals.realmManager);
+    }
+
+}