@Test
public void deleteTest() {

	long count = venDemandResponseEventDao.count();
	assertEquals(4L, count);
	demandResponseEventService.delete(event1.getId());
	count = venDemandResponseEventDao.count();
	assertEquals(2L, count);
	demandResponseEventService.delete(events);
	count = venDemandResponseEventDao.count();
	assertEquals(0L, count);
}