@Test
  @ExpectedDatabase(
      table = "Role",
      value = "/dataset/role/afterUpdate.xml",
      assertionMode = DatabaseAssertionMode.NON_STRICT)
  public void testUpdate() throws Exception {
    Role role = roles[2];
    role.setName("role55");

    roleDao.update(role);
  }
 @Test(expected = IllegalArgumentException.class)
 public void testUpdateWithNull() {
   roleDao.update(null);
 }