Add Uni Test AIGridGUI

src/test/java/AIGridGUITest.java

@@ -36,4 +36,9 @@ public class AIGridGUITest {
         int result = aiGridGUI.moveLeft(3);
         assertEquals(2, result);
     }
+
+    @Test
+    public void testPlaceShips() {
+
+    }
 }