}
@Test
public void testFindBox() {
List<PointR> a = new ArrayList<PointR>();
a.add(new PointR(1, 6, 0));
a.add(new PointR(2, 9, 0));
a.add(new PointR(9, 8, 0));
a.add(new PointR(6, 5, 0));
a.add(new PointR(8, 4, 0));
RectangleR box = null;
try {
box = RectangleR.findBox(a);