assertEquals("{labels.request_error_title}", FessLabels.LABELS_request_error_title);
        assertEquals("{labels.bad_request}", FessLabels.LABELS_bad_request);
        assertEquals("{labels.page_not_found_title}", FessLabels.LABELS_page_not_found_title);
        assertEquals("{labels.check_url}", FessLabels.LABELS_check_url);

        // Test administration labels