assertEquals(1, pager.getCurrentPageNumber());
    }

    @Test
    public void test_user_surnameDefaultsToName() {
        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());

    }

    /**
     * Retrieves a user by their username.
     *
     * @param username the username to search for
     * @return an OptionalEntity containing the user if found
     */
    public OptionalEntity<User> getUserByName(final String username) {
        return userBhv.selectEntity(cb -> {
            cb.query().setName_Equal(username);
        });
    }

    /**

labels.process_time_is_exceeded=The search processing time has exceeded the limit. The displayed results may be partial.
labels.user_given_name=Given Name
labels.givenName=Given Name
labels.user_surname=Surname
labels.surame=Surname
labels.user_mail=Mail
labels.mail=Mail
labels.user_employeeNumber=Employee Number
labels.employeeNumber=Employee Number
labels.user_telephoneNumber=Telephone Number

labels.process_time_is_exceeded=The search processing time has exceeded the limit. The displayed results may be partial.
labels.user_given_name=Given Name
labels.givenName=Given Name
labels.user_surname=Surname
labels.surame=Surname
labels.user_mail=Mail
labels.mail=Mail
labels.user_employeeNumber=Employee Number
labels.employeeNumber=Employee Number
labels.user_telephoneNumber=Telephone Number

                                    <label for="attributes.surname" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.user_surname"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="attributes.surname"/>
                                        <la:text styleId="attributes.surname" property="attributes.surname" styleClass="form-control"/>

                                    <tr>
                                        <th><la:message key="labels.user_surname"/></th>
                                        <td>${f:h(attributes.surname)}<la:hidden property="attributes.surname"/></td>
                                    </tr>
                                    <tr>
                                        <th><la:message key="labels.user_given_name"/></th>

# Whether LDAP role search for group is enabled.
ldap.role.search.group.enabled=true
# Whether LDAP role search for role is enabled.
ldap.role.search.role.enabled=true

# LDAP attribute for surname.
ldap.attr.surname=sn
# LDAP attribute for given name.
ldap.attr.givenName=givenName
# LDAP attribute for employee number.
ldap.attr.employeeNumber=employeeNumber
# LDAP attribute for mail.
ldap.attr.mail=mail

    public static final String LABELS_GIVEN_NAME = "{labels.givenName}";

    /** The key of the message: Surname */
    public static final String LABELS_user_surname = "{labels.user_surname}";

    /** The key of the message: Surname */
    public static final String LABELS_SURAME = "{labels.surame}";

    /** The key of the message: Mail */
    public static final String LABELS_user_mail = "{labels.user_mail}";

    /**
     * Get the value for the key 'search_engine.username'. <br>
     * The value is, e.g.  <br>
     * comment: Username for authenticating to the search engine.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getSearchEngineUsername();

    /**
     * Get the value for the key 'search_engine.username' as {@link Integer}. <br>

                        },
                        "type": "object",
                        "required": ["subname"],
                        "title": "SubItem",
                    },
                    "SubItem-Output": {
                        "properties": {
                            "subname": {"type": "string", "title": "Subname"},
                            "sub_description": {