Add oving 1

src/test/java/oving1/RectangleExtraTest.java

@@ -0,0 +1,31 @@
+package oving1;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static oving1.RectangleTest.assertValues;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+public class RectangleExtraTest {
+
+    @Test
+    @DisplayName("Intersecting rectangles")
+    public void testIntersection() {
+        Rectangle rect1 = new Rectangle(0, 0, 5, 5);
+        Rectangle rect2 = new Rectangle(3, 3, 7, 7);
+        Rectangle intersection = rect1.intersection(rect2);
+        assertValues(intersection, 3, 3, 5, 5, 2, 2, " for intersecting rectangle");
+        assertTrue(rect1.intersects(rect2), "Wrong value from #intersects(Rectangle)");
+    }
+
+    @Test
+    @DisplayName("Non-intersecting rectangles")
+    public void testNonIntersection() {
+        Rectangle rect1 = new Rectangle(-3, -3, 0, 0);
+        Rectangle rect2 = new Rectangle(3, 3, 7, 7);
+        Rectangle intersection = rect1.intersection(rect2);
+        assertNull(intersection, "Intersection of two non-intersecting rectangles should be null");
+        assertFalse(rect1.intersects(rect2), "Wrong value from #intersects(Rectangle)");
+    }
+}