}

    @Test
    public void test_user_postalAddress() {
        final User user = new User();
        assertNull(user.getPostalAddress());

        user.setPostalAddress("123 Main St, San Francisco, CA 12345");
        assertEquals("123 Main St, San Francisco, CA 12345", user.getPostalAddress());
    }

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

                        .forEach(v -> modifyDeleteEntry(modifyList, attrMobile, v)));
        final String attrPostalAddress = fessConfig.getLdapAttrPostalAddress();
        OptionalUtil.ofNullable(user.getPostalAddress())
                .filter(StringUtil::isNotBlank)
                .ifPresent(s -> modifyReplaceEntry(modifyList, attrPostalAddress, s))