@Test
 public void testRectangularROIBeanConversionToRectangularROI() throws Exception {
   // RectangularROI
   ROIBean rbean = new RectangularROIBean();
   ((RectangularROIBean) rbean).setName("rectangle");
   ((RectangularROIBean) rbean).setStartPoint(startPoint);
   ((RectangularROIBean) rbean).setType("RectangularROI");
   ((RectangularROIBean) rbean).setLengths(lengths);
   ((RectangularROIBean) rbean).setAngle(0);
   RectangularROI rroi = (RectangularROI) ROIBeanFactory.decapsulate(rbean);
   assertArrayEquals(startPoint, rroi.getPoint(), 0);
   assertArrayEquals(lengths, rroi.getLengths(), 0);
 }