testRule.register(0);
        testRule.register(0);
        testRule.register(1);

        List<Rule> rules = ruleManager.getRules();
        assertEquals(3, rules.size());

        // All should be the same instance
        assertSame(testRule, rules.get(0));
        assertSame(testRule, rules.get(1));
        assertSame(testRule, rules.get(2));
    }

    /**

        if (StringUtil.isNotBlank(regexp)) {
            urlFilter.addExclude(regexp);
        }
    }

    /**
     * Stops the crawling process.
     * Sets the crawler status to DONE and interrupts all crawler threads.
     */
    public void stop() {
        crawlerContext.setStatus(CrawlerStatus.DONE);
        try {
            if (crawlerThreadGroup != null) {
                crawlerThreadGroup.interrupt();

import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.reflect.Constructor;

import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for CrawlerSystemException.
 * Tests all constructors and exception functionality including message, cause, suppression, and stack trace.
 */
public class CrawlerSystemExceptionTest extends PlainTestCase {

    /**
     * Test constructor with message only
     */

 * <li>{@link #deleteByQuery(String)} - Delete suggest items by query string.
 * <li>{@link #deleteByQuery(QueryBuilder)} - Delete suggest items by query builder.
 * <li>{@link #deleteAll()} - Delete all suggest items.
 * <li>{@link #deleteDocumentWords()} - Delete document words.
 * <li>{@link #deleteQueryWords()} - Delete query words.
 * <li>{@link #indexFromQueryLog(QueryLog)} - Index from a single query log.

        }
    }

    /**
     * Processes allowed SIDs (Security Identifiers) and adds them to the SID set.
     * If the SID is a group, it recursively processes all group members.
     *
     * @param file the SMB file
     * @param sid the SID to process
     * @param sidSet the set of SIDs to add to
     */

        String[] fields = { "content" };
        List<String> keywords = SuggestUtil.getKeywords(query, fields);
        assertNotNull(keywords);
        // Should extract all unique terms
        assertTrue(keywords.size() > 0);
    }

    @Test
    public void testCreateBulkLineWithMinimalItem() {
        // Test with minimal SuggestItem

 *   <li>useEPSVwithIPv4: Whether to use EPSV with IPv4.</li>
 *   <li>isImplicit: Whether to use implicit SSL/TLS encryption.</li>
 *   <li>trustManager: The trust manager to use for SSL/TLS connections ("all", "valid", or "none").</li>
 *   <li>enterLocalPassiveMode: Whether to enter local passive mode.</li>
 *   <li>ftpAuthentications: An array of {@link FtpAuthentication} objects for different FTP URLs.</li>
 * </ul>
 *

    </magic>
    <magic priority="40">
      <match value="0xFF575043" type="big32" offset="0"/> <!-- ÿWPC -->
    </magic>
    <!-- If magic for the different versions doesn't work, fall back to glob -->
    <glob pattern="*.wpd"/>
    <glob pattern="*.wp"/>
    <glob pattern="*.wp5"/>
    <glob pattern="*.wp6"/>
    <glob pattern="*.w60"/>
    <glob pattern="*.wp61"/>

import org.codelibs.fess.crawler.rule.Rule;
import org.codelibs.fess.crawler.rule.RuleManager;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for CrawlerContext.
 * Tests all functionality including thread safety and concurrent operations.
 */
public class CrawlerContextTest extends PlainTestCase {

    private CrawlerContext crawlerContext;

    @Override

    public static void afterClass() throws Exception {
        runner.close();
        runner.clean();
    }

    @Before
    public void before() throws Exception {
        runner.admin().indices().prepareDelete("_all").execute().actionGet();
        runner.refresh();
        suggester = Suggester.builder().build(runner.client(), "SuggesterTest");
        suggester.createIndexIfNothing();
    }

    @Test