* Test basic initialization with session ID
     */
    public void test_init_withSessionId() {
        String sessionId = "test-session-001";
        urlFilter.init(sessionId);
        // Initialization should complete without errors
        assertNotNull(urlFilter);
    }

    /**
     * Test initialization with null session ID
     */
    public void test_init_withNullSessionId() {
        urlFilter.init(null);

        } finally {
            server.stop();
        }
    }

    public void test_parseLastModified() {
        final String value = "Mon, 01 Jun 2009 21:02:45 GMT";
        final Date date = httpClient.parseLastModifiedDate(value);
        assertNotNull(date);
    }

    public void test_processRobotsTxt() {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

            return lastResponseData;
        }

        public void setReturnedResultData(ResultData resultData) {
            this.returnedResultData = resultData;
        }

        public void setThrowException(boolean throwException) {
            this.throwException = throwException;
        }

        public void reset() {
            transformCallCount = 0;
            lastResponseData = null;

     *
     * @param charset the charset to set
     */
    public void setCharset(final String charset) {
        this.charset = charset;
    }

    /**
     * Sets the SMB1 authentication holder.
     *
     * @param smbAuthenticationHolder the SMB1 authentication holder to set
     */
    public void setSmbAuthenticationHolder(final SmbAuthenticationHolder smbAuthenticationHolder) {

        public int getId() {
            return id;
        }

        public boolean isDestroyed() {
            return destroyed;
        }

        public void destroy() {
            this.destroyed = true;
        }

        public static void resetCounter() {
            instanceCounter.set(0);
        }
    }

    /**
     * Singleton test component for testing singleton behavior
     */

            return matchResult;
        }

        public void setMatchResult(boolean matchResult) {
            this.matchResult = matchResult;
        }

        public int getMatchCallCount() {
            return matchCallCount;
        }

        public ResponseData getLastResponseData() {
            return lastResponseData;
        }

        public void resetCounters() {
            matchCallCount = 0;

     */
    public void test_constructor_withNullMessage() {
        CrawlerSystemException exception = new CrawlerSystemException((String) null);

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

    /**
     * Test constructor with empty message
     */
    public void test_constructor_withEmptyMessage() {

        public ExceptionThrowingTransformer(String name) {
            this.name = name;
        }

        public void setThrowInTransform(boolean throwInTransform) {
            this.throwInTransform = throwInTransform;
        }

        public void setThrowInGetData(boolean throwInGetData) {
            this.throwInGetData = throwInGetData;
        }

        @Override

            return responseProcessor;
        }

        public void setRuleId(String ruleId) {
            this.ruleId = ruleId;
        }

        public void setResponseProcessor(ResponseProcessor responseProcessor) {
            this.responseProcessor = responseProcessor;
        }

        public void addCondition(String key, String value) {
            conditions.put(key, value);
        }

     */
    public void test_valueOf_valid() {
        assertEquals(CrawlerStatus.INITIALIZING, CrawlerStatus.valueOf("INITIALIZING"));
        assertEquals(CrawlerStatus.RUNNING, CrawlerStatus.valueOf("RUNNING"));
        assertEquals(CrawlerStatus.DONE, CrawlerStatus.valueOf("DONE"));
    }

    /**
     * Test valueOf method with invalid values
     */
    public void test_valueOf_invalid() {
        try {