Unittest Pong

src/test_/java/CollisionCheckerTest.java

@@ -8,11 +8,12 @@ import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 
-public class CollisionCheckerTest {
+ class CollisionCheckerTest {
     CollisionChecker collisionChecker;
+
     @BeforeEach
     public void before() {
-        CollisionChecker collisionChecker = new CollisionChecker();
+        collisionChecker = new CollisionChecker();
     }
     @Test
     void WhenBallYCoordinateIsLessOrEqualThanZero_didTouchTopOrBottomEdge_ReturnsTrue() {