* Test search with negative start position (should be handled gracefully).
     */
    @Test
    public void test_searchWithNegativeStartPosition() throws Exception {
        try (RankFusionProcessor processor = new RankFusionProcessor()) {
            processor.setSearcher(new TestSearcher(100));
            processor.init();

            // Implementation should handle this gracefully

                }
            }
        };

        FwAssistantDirector assistantDirector = createMockAssistantDirector();
        customHook.hook(assistantDirector);

        // Verify that exception was handled
        assertTrue(exceptionHandled.get());
    }

    // Test with a custom ClassLoader to simulate class availability
    @Test
    public void test_hook_withCustomClassLoader() throws Exception {

        // Blank check happens before Set lookup
        assertFalse(queryFieldConfig.isFacetField(""));
    }

    /**
     * Test that isSortField correctly handles null sortFieldSet.
     */
    @Test
    public void test_isSortField_withNullSet_returnsFalse() {
        queryFieldConfig.sortFieldSet = null;

        // Should return false, not throw NullPointerException

            } else {
                u = StringUtil.EMPTY;
            }
        }
        return u;
    }

    /**
     * Decodes a URL as a name using appropriate character encoding.
     * Handles encoding detection from parent URLs and configuration settings.
     *
     * @param url the URL to decode
     * @param escapePlus whether to escape plus signs before decoding

        private String lastOrigin = null;
        private CorsHandler handler = null;

        @Override
        public CorsHandler get(String origin) {
            getCalled = true;
            lastOrigin = origin;
            return handler;
        }

        public void setHandler(CorsHandler handler) {
            this.handler = handler;
        }

        public boolean wasGetCalled() {

            return baseQuery;
        }
        return baseQuery + " sort:" + sortField;
    }

    /**
     * Appends a query string to the query buffer with proper formatting.
     * Handles OR operators and wraps complex queries in parentheses when necessary.
     *
     * @param queryBuf the StringBuilder to append to
     * @param query the query string to append
     */

        handler.add(new InheritDocHandler(nodes, inheritedCommentSource));
        handler.add(new ValueTagHandler(nodes, linkConverter, classMetaData, listener));
        handler.add(new LiteralTagHandler(nodes));
        handler.add(new TableHandler(nodes, document));
        handler.add(new DlElementHandler(nodes, document));
        handler.add(new AnchorElementHandler(nodes, document, classMetaData));

    }

    private static final Logger logger = LogManager.getLogger(QueryProcessor.class);

    /**
     * Map of query commands indexed by query class simple names.
     * Used to lookup appropriate command handlers for different query types.
     */
    protected Map<String, QueryCommand> queryCommandMap = new HashMap<>();

    /**
     * List of filters that will be applied during query processing.

    }

    @Test
    public void test_getAccountId_smb1_basic() throws SmbException {
        // Note: SMB1 SID testing is limited due to interface constraints
        // This test verifies the method exists and handles the SMB1 SID parameter type
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public String getSmbAvailableSidTypes() {
                return "1,2,4:2,5:1";

        urls.add("http://example.com/page2"); // Duplicate

        Set<RequestData> result = crawlerThread.getAnchorSet(urls);
        assertNotNull(result, "getAnchorSet should handle duplicates");

        // Since it returns a Set, duplicates should be handled by URL comparison
        // The exact behavior depends on RequestData.equals() implementation
        assertTrue("Should have at most 5 items", result.size() <= 5);
    }