mockStatic(FactoryDao.class);
Dao dao = Mockito.mock(MySqlDao.class);
Mockito.when(dao.find()).thenReturn("mocking the finding in mysql ");
Mockito.when(FactoryDao.create(SGDB.MYSQL)).thenReturn(dao);
assertEquals("mocking the finding in mysql ", serviceImpl.find(SGDB.MYSQL));