@Test
 public void testGetTotalRunTime() {
   Timing timer = new Timing();
   timer.setStartTime();
   timer.setEndTime();
   assertNotEquals(timer.getTotalRunTime(), 0);
 }
 @Test
 public void testTiming() {
   Timing timer = new Timing();
   assertEquals(timer.getTotalRunTime(), 0);
 }