try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };
        client.setAccessTimeout(1);
        try {
            client.doGet("ftp://localhost/test.txt");

    public void testDeleteScrollContext() {
        // Test with null scrollId (should not throw exception)
        SuggestUtil.deleteScrollContext(client, null);

        // Test with non-null scrollId
        String scrollId = "test_scroll_id";
        SuggestUtil.deleteScrollContext(client, scrollId);
        // No exception should be thrown
    }

    @Test
    public void testEscapeWildcardQuery() {

        return tuples;
    }

    /**
     * Loads the index settings from a resource file.
     * @return The index settings as a string.
     * @throws IOException If an I/O error occurs.
     */
    protected String loadIndexSettings() throws IOException {
        final String dictionaryPath = System.getProperty("fess.dictionary.path", StringUtil.EMPTY);
        final StringBuilder sb = new StringBuilder();

     *
     * @param message the message to get the received date from
     * @return the received date or null if not found
     * @throws MessagingException if message access fails
     */
    protected static Date getReceivedDate(final Message message) throws MessagingException {
        final Date today = new Date();
        final String[] received = message.getHeader("received");
        if (received != null) {

        @Override
        public ResultData transform(ResponseData responseData) {
            transformCallCount++;
            lastResponseData = responseData;

            if (throwException) {
                throw new CrawlerSystemException("Test exception");
            }

            if (returnedResultData != null) {
                return returnedResultData;
            }

            // Create default ResultData

                exception = new SuggesterException(e);
                scrollId = null;
            }
        }

        docCount.getAndAdd(queue.size());

        if (exception != null) {
            throw exception;
        }
    }

    /**
     * Calculates the limit document number based on total, percentage, and number.
     * @param total The total number of documents.

            if (responseData.getCharSet() != null) {
                is.setEncoding(responseData.getCharSet());
            }
            parser.parse(is);
        } catch (final Exception e) {
            throw new CrawlingAccessException("Could not parse " + responseData.getUrl(), e);
        }
        final Document document = parser.getDocument();

        final StringBuilder buf = new StringBuilder(1000);

        try {
            ruleManager.addRule(-1, rule2);
            fail("Should throw IndexOutOfBoundsException for negative index");
        } catch (IndexOutOfBoundsException e) {
            // Expected
        }

        try {
            ruleManager.addRule(5, rule2);
            fail("Should throw IndexOutOfBoundsException for index > size");
        } catch (IndexOutOfBoundsException e) {

                        robotsTxt.addSitemap(value);
                    }
                }
            }

            return robotsTxt;
        } catch (final Exception e) {
            throw new RobotsTxtException("Failed to parse robots.txt.", e);
        }
    }

    /**
     * Extracts the value from a line using the given pattern.
     * @param pattern the pattern to match against

            for (final Map.Entry<String, String> entry : propertyMap.entrySet()) {
                parser.setProperty(entry.getKey(), entry.getValue());
            }
        } catch (final Exception e) {
            throw new CrawlerSystemException("Invalid parser configuration.", e);
        }

        return parser;
    }

    /**
     * Gets a thread-local XPathAPI instance for thread-safe XPath evaluation.
     *