### Question:
BatchDaoOperator extends BatchDao { public void batchInsertEmailOutbox(List<Object[]> batchArgs) { super.batchUpdate(INSERT_EMAIL_OUTBOX, batchArgs); }  void batchInsertEmailInbox(List<Object[]> batchArgs); void batchInsertEmailOutbox(List<Object[]> batchArgs); static final String INSERT_EMAIL_INBOX; static final String INSERT_EMAIL_OUTBOX; }### Answer:
@Test public void testBatchInsertOutbox() { List<Object[]> batchArgs = new ArrayList<Object[]>(); Object[] obj = new Object[] { "b@s.com", "userName2", "pwd", "hostname", 21 }; batchArgs.add(obj); batchDao.batchInsertEmailOutbox(batchArgs); }