Added test

pom.xml

@@ -40,6 +40,7 @@
                 <artifactId>maven-javadoc-plugin</artifactId>
                 <version>3.0.1</version>
             </plugin>
+
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.3</version>
@@ -48,6 +49,7 @@
                     <target>1.8</target>
                 </configuration>
             </plugin>
+
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
@@ -61,6 +63,19 @@
                     </execution>
                 </executions>
             </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>3.0.0-M3</version>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.apache.maven.surefire</groupId>
+                        <artifactId>surefire-junit47</artifactId>
+                        <version>3.0.0-M3</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
         </plugins>
     </build>
 

src/main/java/de/butzlabben/world/wrapper/AsyncCreatorAdapter.java

@@ -18,9 +18,7 @@ public class AsyncCreatorAdapter implements CreatorAdapter {
 	// Create worlds async to close #16
 	@Override
 	public void create(WorldCreator creator, SystemWorld sw, Runnable r) {
-		TaskManager.IMP.async(new Runnable() {
+		TaskManager.IMP.async(() -> {
-			@Override
-			public void run() {
 			AsyncWorld world;
 			if (Bukkit.getWorld(creator.name()) == null)
 				world = AsyncWorld.create(creator);
@@ -38,7 +36,6 @@ public class AsyncCreatorAdapter implements CreatorAdapter {
 
 			// Send the message
 			r.run();
-			}
 		});
     }
 

src/test/java/de/butzlabben/world/wrapper/GeneratorSettingsTest.java

@@ -0,0 +1,15 @@
+package de.butzlabben.world.wrapper;
+
+import org.bukkit.WorldCreator;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class GeneratorSettingsTest {
+
+    @Test
+    public void asWorldCreator() {
+        GeneratorSettings settings = new GeneratorSettings();
+        WorldCreator creator = settings.asWorldCreator("test");
+    }
+}