final User user = new User();
        user.setName("testuser");
        assertNull(user.getSurname());

        // When surname is blank, convertEmptyToNull converts it to null
        user.setSurname("");
        assertNull(user.getSurname());

        user.setSurname(user.getName());
        assertEquals("testuser", user.getSurname());
    }

    @Test
    public void test_user_clearOriginalPassword() {

                    user.getId() != null ? user.getId() : "new");
        }

        try {
            if (StringUtil.isBlank(user.getSurname())) {
                user.setSurname(user.getName());
            }

            ComponentUtil.getAuthenticationManager().insert(user);

            userBhv.insertOrUpdate(user, op -> {

            if (!result.isEmpty()) {
                setAttributeValue(result, fessConfig.getLdapAttrSurname(), o -> user.setSurname(o.toString()));
                setAttributeValue(result, fessConfig.getLdapAttrGivenName(), o -> user.setGivenName(o.toString()));