ComponentUtil.register(client, "searchEngineClient");
        final DocList docList = new DocList();
        assertEquals(0, indexingHelper.deleteOldDocuments(client, docList));
        assertEquals(0, docList.size());
        assertEquals(0, deletedDocIdList.size());

        docList.clear();
        deletedDocIdList.clear();
        docList.add(new HashMap<>(Map.of(//
                "config_id", "W01", //

        synchronized (docList) {
            docList.add(ingest(paramMap, dataMap));
            final long contentSize = indexingHelper.calculateDocumentSize(dataMap);
            docList.addContentSize(contentSize);
            final long processingTime = systemHelper.getCurrentTimeAsLong() - startTime;
            docList.addProcessingTime(processingTime);
            if (logger.isDebugEnabled()) {

     *
     * @param searchEngineClient the search engine client to use for indexing
     * @param docList the list of documents to be indexed
     * @throws SearchEngineClientException if the bulk indexing operation fails
     */
    public void sendDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        if (docList.isEmpty()) {
            return;
        }

                                MemoryUtil.byteCountToDisplaySize(contentSize), processingTime, docList.size(), docList.getContentSize());
                    }

                    if (docList.getContentSize() >= maxDocumentRequestSize) {
                        indexingHelper.sendDocuments(searchEngineClient, docList);
                    }
                    documentSize++;
                    if (logger.isDebugEnabled()) {

            synchronized (docList) {
                docList.add(ingest(paramMap, dataMap));
                final long contentSize = indexingHelper.calculateDocumentSize(dataMap);
                docList.addContentSize(contentSize);
                final long processingTime = systemHelper.getCurrentTimeAsLong() - startTime;
                docList.addProcessingTime(processingTime);

        final List<Map<String, Object>> docList =
                indexingHelper.getChildDocumentList(searchEngineClient, id, new String[] { fessConfig.getIndexFieldUrl() });
        if (docList.isEmpty()) {
            return null;
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Found documents: {}", docList);
        }

                    docList.addAll(keyMatchHelper.getBoostedDocumentList(entity));
                }).orElse(() -> {
                    throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
                });
            });
        }).renderWith(data -> {
            data.register("docs", docList);
        });
    }

        }
    }

    private static class TestIndexingHelper extends IndexingHelper {
        @Override
        public void sendDocuments(SearchEngineClient client, DocList docList) {
            docList.clear();
        }

        @Override
        public long calculateDocumentSize(Map<String, Object> map) {
            return 100L;
        }
    }

            final List<Map<String, Object>> docList = results[searcherIndex].getDocumentList();
            if (logger.isDebugEnabled()) {
                logger.debug("Searcher[{}]: retrieved {} documents / {} total documents", searcherIndex, docList.size(),
                        results[searcherIndex].getAllRecordCount());
            }
            for (int docRank = 0; docRank < docList.size(); docRank++) {