if (!deleteUrlList.isEmpty()) {
                deleteDocuments();
            }
        }
        indexUpdateCallback.commit();
    }

    /**
     * Performs batch deletion of all URLs in the delete cache.
     * Clears the delete URL list after processing.
     */
    protected void deleteDocuments() {

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll
    protected static void tearDownAll() {
        deleteDocuments("label:" + CRAWL_LABEL);
        deleteLabel(crawlLabelId);

        final List<Map<String, Object>> jobLogList = readJobLog(NAME_PREFIX);
        for (Map<String, Object> elem : jobLogList) {

    protected static Response deleteMethod(final String path) {
        return given().contentType("application/json").header("Authorization", getTestToken()).delete(path);
    }

    protected static void deleteDocuments(final String queryString) {
        List<String> docIds = new ArrayList<>();
        Response response = given().contentType("application/json")
                .param("scroll", "1m")

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll
    protected static void tearDownAll() {
        deleteDocuments("label:" + CRAWL_LABEL);
        deleteLabel(crawlLabelId);

        final List<Map<String, Object>> jobLogList = readJobLog(NAME_PREFIX);
        for (Map<String, Object> elem : jobLogList) {

        assertNull(exceptions[1], "Clear thread threw exception");
    }

    /**
     * Test iteration over deleteUrlList while synchronized.
     * This simulates what happens in deleteDocuments() method.
     */
    @Test
    public void test_deleteUrlList_iteration() throws Exception {
        IndexUpdateCallback mockCallback = new IndexUpdateCallback() {
            @Override

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll
    protected static void tearDownAll() {
        deleteDocuments("label:" + CRAWL_LABEL);
        deleteLabel(labelId);
        deleteLabel(crawlLabelId);

        final List<Map<String, Object>> jobLogList = readJobLog(NAME_PREFIX);

                    final Object idValue = document.get(fessConfig.getIndexFieldId());
                    if (idValue != null && !indexingHelper.deleteDocument(searchEngineClient, idValue.toString())) {
                        logger.debug("Failed to delete expired document: {}", url);
                    }
                    return true;
                }

     * @param searchEngineClient the search engine client to use for deletion
     * @param id the document ID to delete
     * @return true if the deletion was successful, false otherwise
     */
    public boolean deleteDocument(final SearchEngineClient searchEngineClient, final String id) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return searchEngineClient.delete(fessConfig.getIndexDocumentUpdateIndex(), id);
    }

                return true;
            }
        };
        ComponentUtil.register(client, "searchEngineClient");

        final String id = "001";

        assertTrue(indexingHelper.deleteDocument(client, id));
        assertEquals("fess.update", resultMap.get("index"));
        assertEquals(id, resultMap.get("id"));
    }

    @Test
    public void test_deleteDocumentByUrl() {