add more passenger util

src/main/java/me/tofaa/entitylib/entity/WrapperEntity.java

@@ -99,6 +99,22 @@ public class WrapperEntity implements Tickable {
         }
     }
 
+    /**
+     * @param passenger the entity id of the passenger
+     * @return true if the entity has the passenger, false otherwise
+     */
+    public boolean hasPassenger(int passenger) {
+        return passengers.contains(passenger);
+    }
+
+    /**
+     * @param passenger the passenger wrapper entity
+     * @return true if the entity has the passenger, false otherwise
+     */
+    public boolean hasPassenger(WrapperEntity passenger) {
+        return hasPassenger(passenger.getEntityId());
+    }
+
     /**
      * Removes multiple passengers from the entity. The passengers will be removed from the view of all viewers of the entity.
      * @param passengers the entity ids of the passengers

test-plugin/src/main/java/me/tofaa/entitylib/TestCommand.java

@@ -22,21 +22,21 @@ public class TestCommand implements CommandExecutor {
         Player player = (Player) sender;
 
         if (base != null) {
+            if (base.hasPassenger(passenger)) {
                 base.removePassenger(passenger);
                 player.sendMessage("Removed");
                 return true;
             }
+        }
 
         base = EntityLib.createEntity(UUID.randomUUID(), EntityTypes.SHEEP);
         passenger = EntityLib.createEntity(UUID.randomUUID(), EntityTypes.SKELETON);
 
         Location location = SpigotConversionUtil.fromBukkitLocation(player.getLocation());
-        Location pass = location.clone();
-        pass.setPosition(location.getPosition().add(1, 0, 1));
+        Location pass = new Location(location.getX() + 1, location.getY(), location.getZ(), location.getYaw(), location.getPitch());
+
         base.spawn(location);
         passenger.spawn(pass);
-        base.addPassenger(passenger);
-
         player.sendMessage("Spawned");
 
         return true;