final String[] fields) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final long numFound = getDocumentSizeByQuery(searchEngineClient, queryBuilder, fessConfig);
        final long maxSearchDocSize = fessConfig.getIndexerMaxSearchDocSizeAsInteger().longValue();
        final boolean exceeded = numFound > maxSearchDocSize;

        super.setUp();
        ComponentUtil.register(new SystemHelper(), "systemHelper");
        indexingHelper = new IndexingHelper() {
            @Override
            protected long getDocumentSizeByQuery(final SearchEngineClient searchEngineClient, final QueryBuilder queryBuilder,
                    final FessConfig fessConfig) {
                return documentSizeByQuery;
            }

            @Override