}
                    return DocumentUtil.getValue(doc, fessConfig.getIndexFieldDocId(), String.class);
                }).forEach(docId -> {
                    boolQuery.should(QueryBuilders.termQuery(fessConfig.getIndexFieldDocId(), docId));
                });

                if (boolQuery.hasClauses()) {
                    if (logger.isDebugEnabled()) {

        indexUpdater.updateDocument(doc);

        assertNull(doc.get("boost"));
        assertNotNull(doc.get("doc_id"));
    }

    // Test updateDocument with existing doc_id
    @Test
    public void test_updateDocument_existingDocId() {
        final Map<String, Object> doc = new HashMap<>();
        doc.put("doc_id", "existing_id");
        doc.put("url", "http://example.com");

        indexUpdater.updateDocument(doc);

            for (final Map<String, Object> map : documentItems) {
                final Object docId = map.get(fessConfig.getIndexFieldDocId());
                if (docId != null && docId.toString().length() > 0) {
                    docIdList.add(docId.toString());
                }
            }

            if (!docIdList.isEmpty()) {

        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Doc1");
        Map<String, Object> doc2 = new HashMap<>();
        doc2.put("title", "Doc2");
        documentList.add(doc1);

        QueryResponseList qrList = new QueryResponseList(documentList, 0, 10, 0);

        assertTrue(qrList.contains(doc1));
        assertFalse(qrList.contains(doc2));

        try {
            final RESULT result = entityType.newInstance();
            result.setUrlId(DfTypeUtil.toString(source.get("urlId")));
            result.setDocId(DfTypeUtil.toString(source.get("docId")));
            result.setOrder(DfTypeUtil.toInteger(source.get("order")));
            result.setQueryId(DfTypeUtil.toString(source.get("queryId")));

        assertEquals(0, deletedDocIdList.size());

        docList.clear();
        deletedDocIdList.clear();
        docList.add(new HashMap<>(Map.of(//
                "config_id", "W01", //
                "doc_id", "1", //
                "url", "http://test.com/001"//
        )));
        documentSizeByQuery = oldDocList.size();
        assertEquals(0, indexingHelper.deleteOldDocuments(client, docList));

        final Map<String, Object> doc1 = new HashMap<>();
        doc1.put("_id", "doc1");
        doc1.put("title", "Document 1");

        final Map<String, Object> doc2 = new HashMap<>();
        doc2.put("_id", "doc2");
        doc2.put("title", "Document 2");

        final SearchResult result = SearchResult.create().addDocument(doc1).addDocument(doc2).allRecordCount(2).build();

        DocList docList = new DocList();

        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("id", "1");
        doc1.put("title", "Test Document 1");

        Map<String, Object> doc2 = new HashMap<>();
        doc2.put("id", "2");
        doc2.put("title", "Test Document 2");

        docList.add(doc1);
        docList.add(doc2);

        assertEquals(2, docList.size());

    /**
     * Retrieves a specific document by ID.
     *
     * @param id the document ID to retrieve
     * @return JSON response containing the document
     */
    // GET /api/admin/searchlist/doc/{doc_id}
    @Execute
    public JsonResponse<ApiResult> get$doc(final String id) {
        return asJson(new ApiDocResponse().doc(searchEngineClient.getDocument(fessConfig.getIndexDocumentUpdateIndex(), builder -> {

                // Simulate storing documents
                Map<String, Object> doc1 = new HashMap<>();
                doc1.put("id", "1");
                doc1.put("title", "Document 1");
                callback.store(initParamMap, doc1);

                Map<String, Object> doc2 = new HashMap<>();
                doc2.put("id", "2");