Added Add function to Vector2

src/main/java/pacmanGame/Vector2.java

@@ -21,4 +21,11 @@ public class Vector2 {
         Vector2 b = (Vector2) o;
         return x == b.x && y == b.y;
     }
+	
+	public Vector2 Add(Vector2 b) {
+		return new Vector2(
+				x + b.x, 
+				y + b.y
+				);
+	}
 }

src/test/java/pacmanTests/Vector2Test.java

@@ -33,4 +33,16 @@ class Vector2Test {
 		// assert
 		assertThat(result).isEqualTo(expected);
 	}
+	
+	@Test
+	void Vector2_addedValues_addUp() {
+		// arrange
+		Vector2 a = new Vector2(1, 8);
+		Vector2 b = new Vector2(3, -5);
+		Vector2 expected = new Vector2(4, 3);
+		// act
+		Vector2 result = a.Add(b);
+		// assert
+		assertThat(expected).isEqualTo(result);
+	}
 }