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package object_detection;

import static org.junit.jupiter.api.Assertions.*;

import org.junit.jupiter.api.Test;

import object_detection.types.*;

class BoundingBoxTests {

    @Test

    void testPointWithinBoundingBox() {

        Point2D tr = new Point2D(10, 10);

        Point2D tl = new Point2D(0, 10);

        Point2D br = new Point2D(10, 0);

        Point2D bl = new Point2D(0, 0);

        BoundingBox box = new BoundingBox(tr, tl, br, bl);

        assertTrue(box.within(new Point2D(5, 5)));

        assertFalse(box.within(new Point2D(10, 10))); // edge case: point on the boundary

        assertFalse(box.within(new Point2D(-1, 5))); // outside box

    }

    @Test

    void testBoundaryConditionsForBoundingBox() {

        Point2D tr = new Point2D(10, 10);

        Point2D tl = new Point2D(0, 10);

        Point2D br = new Point2D(10, 0);

        Point2D bl = new Point2D(0, 0);

        BoundingBox box = new BoundingBox(tr, tl, br, bl);

        assertFalse(box.within(new Point2D(0, 10)));  // Exactly at top left

        assertTrue(box.within(new Point2D(1, 9)));   // Slightly inside from top left

    }

    @Test

    void testPointsOnEdges() {

        Point2D tr = new Point2D(10, 10);

        Point2D tl = new Point2D(0, 10);

        Point2D br = new Point2D(10, 0);

        Point2D bl = new Point2D(0, 0);

        BoundingBox box = new BoundingBox(tr, tl, br, bl);

        assertFalse(box.within(new Point2D(10, 5)));  // On right edge

        assertFalse(box.within(new Point2D(0, 5)));   // On left edge

    }

}