### Question:
BookDaoImpl implements BookDao { @Override public void delete(Book book) { getSession().delete(book); }  @Override void add(Book book); @SuppressWarnings("unchecked") @Override List<Book> query(int start, int pagesize); @Override void update(Book book); @Override void delete(Book book); @Override void delete(int id); @Override QueryResult<Book> query(String keyword, int start, int pagesize,Analyzer analyzer,String...field); @Override Book load(int id);  }### Answer:
@Test public void delete(){ bookDao.delete(11); }