assertNotNull(exception);
        assertNull(exception.getCause());
        assertNull(exception.getMessage());
    }

    /**
     * Test constructor with various cause types
     */
    public void test_constructor_withVariousCauseTypes() {
        // With Exception cause
        Exception exceptionCause = new Exception("Exception cause");

                throw new RuntimeException("Test exception in listener");
            }
        });

        try {
            factory.destroyObject(pooledObject);
            fail("Should propagate exception from listener");
        } catch (Exception e) {
            assertTrue(e.getMessage().contains("Test exception"));
        }
    }

    /**

    }

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

    @Before
    public void setUp() throws Exception {
        converter = new AnalyzerConverter(client, settings);
    }

    private static void createTestIndex() throws Exception {
        // Create index with custom analyzers

import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.exception.ChildUrlsException;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;
import org.codelibs.fess.crawler.exception.MaxLengthExceededException;
import org.codelibs.fess.crawler.helper.ContentLengthHelper;

    /**
     * Test concurrent name changes
     */
    public void test_concurrentNameChanges() throws Exception {
        final int threadCount = 10;
        final CountDownLatch startLatch = new CountDownLatch(1);
        final CountDownLatch endLatch = new CountDownLatch(threadCount);
        final List<Exception> exceptions = new ArrayList<>();

        ExecutorService executor = Executors.newFixedThreadPool(threadCount);

        rootLogger.addHandler(handler);
    }

    @Override
    public void tearDown() throws Exception {
        super.tearDown();
        // close runner
        runner.close();
        // delete all files
        runner.clean();
    }

    public void test_executeTx() throws Exception {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

            fail("Should throw CrawlerSystemException");
        } catch (CrawlerSystemException e) {
            assertEquals("Transform exception", e.getMessage());
        }
    }

    /**
     * Test exception handling in getData
     */
    public void test_exceptionHandling_getData() {

import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.exception.ChildUrlsException;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;
import org.codelibs.fess.crawler.exception.MaxLengthExceededException;
import org.codelibs.fess.crawler.helper.ContentLengthHelper;

import org.codelibs.fess.crawler.entity.RequestData;
import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.exception.ChildUrlsException;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;
import org.codelibs.fess.crawler.helper.impl.MimeTypeHelperImpl;
import org.dbflute.utflute.core.PlainTestCase;

/**

import org.codelibs.fess.crawler.CrawlerContext;
import org.codelibs.fess.crawler.container.StandardCrawlerContainer;
import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;
import org.codelibs.fess.crawler.filter.UrlFilter;
import org.codelibs.fess.crawler.filter.impl.UrlFilterImpl;
import org.codelibs.fess.crawler.helper.MemoryDataHelper;