}

    @Test
    public void test_user_initials() {
        final User user = new User();
        assertNull(user.getInitials());

        user.setInitials("JD");
        assertEquals("JD", user.getInitials());
    }

    @Test
    public void test_user_physicalDeliveryOfficeName() {
        final User user = new User();

                setAttributeValue(result, fessConfig.getLdapAttrPostOfficeBox(), o -> user.setPostOfficeBox(o.toString()));
                setAttributeValue(result, fessConfig.getLdapAttrInitials(), o -> user.setInitials(o.toString()));
                setAttributeValue(result, fessConfig.getLdapAttrCarLicense(), o -> user.setCarLicense(o.toString()));