assertNotNull(results);
            assertEquals(0, results.size());
        }
    }

    /**
     * Test with searcher that returns single document.
     */
    @Test
    public void test_searcherReturnsSingleDocument() throws Exception {
        try (RankFusionProcessor processor = new RankFusionProcessor()) {

            ComponentUtil.getCrawlingConfigHelper().remove(sid);
        }

    }

    /**
     * Inner thread class for executing data store crawling operations.
     * Each thread handles crawling for a single data configuration,
     * processing documents and updating the search index.
     *
     * <p>The thread manages:</p>
     * <ul>
     *   <li>Data store initialization and document processing</li>

                throw t;
            }
        }
    }

    /**
     * Extracts anchor URLs from the given object and converts them to RequestData objects.
     * The input object can be either a single string or a list of strings representing URLs.
     *
     * @param obj the object containing anchor URLs (String or List of Strings)
     * @return a set of RequestData objects for the anchor URLs, or null if no valid URLs found

        assertNull(pythonJob.filename);

        PythonJob result = pythonJob.filename("test.py");

        assertSame(pythonJob, result);
        assertEquals("test.py", pythonJob.filename);
    }

    // Test single argument addition
    @Test
    public void test_arg() {
        assertTrue(pythonJob.argList.isEmpty());

        PythonJob result = pythonJob.arg("arg1");

        assertSame(pythonJob, result);

        // Test with empty map and whitespace config
        paramMap = new HashMap<>();
        ParameterUtil.loadConfigParams(paramMap, "   \n  ");
        assertEquals(0, paramMap.size());

        // Test loading single parameter
        paramMap = new HashMap<>();
        configParam = "key1=value1";
        ParameterUtil.loadConfigParams(paramMap, configParam);
        assertEquals(1, paramMap.size());

            return this;
        }

        @Override
        public ApiResult result() {
            return new ApiResult(this);
        }
    }

    /**
     * Represents an API response for a single document.
     */
    public static class ApiDocResponse extends ApiResponse {
        /**
         * Constructs an empty ApiDocResponse.
         */
        public ApiDocResponse() {
            // NOP

            throw new LlmException("LLM streaming chat request failed", e);
        }
    }

    /**
     * Gets the available LLM client, performing a single lookup.
     *
     * @return the available LLM client
     * @throws LlmException if LLM client is not available
     */
    protected LlmClient getAvailableClient() {
        final String llmType = getLlmType();

import jakarta.servlet.ServletContext;
import jakarta.servlet.http.HttpServletResponse;

/**
 * SPNEGO (Security Provider Negotiation Protocol) authenticator implementation.
 *
 * This class provides Single Sign-On (SSO) authentication using the SPNEGO protocol,
 * which is commonly used for Kerberos-based authentication in Windows environments.
 * It handles the negotiation between client and server to establish a secure

                crawlingInfoList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return crawlingInfoList;
    }

    /**
     * Retrieves a single crawling information record by its unique identifier.
     *
     * @param id the unique identifier of the crawling information record
     * @return an OptionalEntity containing the CrawlingInfo if found, empty otherwise

        }
        return doSearch(form);
    }

    // -----------------------------------------------------
    // Confirm
    // -------

    /**
     * Deletes a single document from the search index.
     *
     * @param form the delete form containing document ID
     * @return HTML response redirecting to the list page
     */
    @Execute
    @Secured({ ROLE })