@Test
  @Transactional
  public void testDelete() throws Exception {
    User user = this.insertUser("makersoft-vertical", "makersoft-vertical", 18, User.SEX_MALE);
    assertNotNull("Insert User does not success!", user);

    int rows = userMapper.deleteById(user.getId());
    assertTrue("Delete User does not success!", rows == 1);

    user = userMapper.getById(user.getId());

    assertNull(user);
  }