@Test
public void testEmpty()
{

    TimeStat stat = new TimeStat();
    TimeDistribution allTime = stat.getAllTime();
    assertEquals(allTime.getCount(), 0.0);
    assertEquals(allTime.getTotal(), 0.0);
    assertEquals(allTime.getMin(), Double.NaN);
    assertEquals(allTime.getMax(), Double.NaN);
    assertEquals(allTime.getP50(), Double.NaN);
    assertEquals(allTime.getP75(), Double.NaN);
    assertEquals(allTime.getP90(), Double.NaN);
    assertEquals(allTime.getP99(), Double.NaN);
}