String result = pythonJob.execute();

        assertNotNull(result);
        assertTrue(result.contains("Session Id:"));
        assertNotNull(pythonJob.sessionId);
        assertTrue(pythonJob.sessionId.length() >= 10);

        // The test doesn't actually call the real process since ServletContext.getRealPath returns null in test
        // and causes an exception which is caught and added to result

    /** Info map key for data index size. */
    public static final String DATA_INDEX_SIZE = "DataIndexSize";

    /** Session identifier key. */
    public static final String SESSION_ID = "sessionId";

    /** Crawling information identifier key. */
    public static final String CRAWLING_INFO_ID = "crawlingInfoId";

    /** Indexing target identifier key. */

                return;
            }
            final String sessionId = initParamMap.getAsString(Constants.SESSION_ID);
            if (StringUtil.isBlank(sessionId)) {
                logger.warn("[{}] Cannot delete stale documents: sessionId is not set.", dataConfig.getName());
                return;
            }

            }
            responseData.setExecutionTime(systemHelper.getCurrentTimeAsLong() - startTime);
            if (dataMap.containsKey(Constants.SESSION_ID)) {
                responseData.setSessionId((String) dataMap.get(Constants.SESSION_ID));
            } else {
                responseData.setSessionId((String) paramMap.get(Constants.CRAWLING_INFO_ID));
            }

            defaultDataMap.put(fessConfig.getIndexFieldExpires(), documentExpires);
        }
        // segment
        defaultDataMap.put(fessConfig.getIndexFieldSegment(), initParamMap.getAsString(Constants.SESSION_ID));
        // created
        defaultDataMap.put(fessConfig.getIndexFieldCreated(), systemHelper.getCurrentTime());
        // boost
        defaultDataMap.put(fessConfig.getIndexFieldBoost(), config.getBoost().toString());

        try {
            processHelper.startProcess(sessionId, cmdList, pbCall);

            Set<String> sessionIds = processHelper.getRunningSessionIdSet();
            assertTrue(sessionIds.contains(sessionId));

            processHelper.destroyProcess(sessionId);

            sessionIds = processHelper.getRunningSessionIdSet();
            assertFalse(sessionIds.contains(sessionId));
        } catch (Exception e) {

        final String sessionId = "session1";
        final String urlPattern = "http://example.com/.*";

        urlFilterService.addIncludeUrlFilter(sessionId, urlPattern);

        // Verify the filter is stored
        assertTrue(fesenClient.prepareSearch("fess_crawler.filter")
                .setQuery(QueryBuilders.termQuery("sessionId", sessionId))
                .setSize(0)
                .execute()

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertFalse(sessionId1 == sessionId2);
            assertFalse(crawler1.crawlerContext == crawler2.crawlerContext);

            for (int i = 0; i < 100; i++) {

        preauthService.initializeSession(sessionId, salt, PreauthIntegrityService.HASH_ALGO_SHA512);

        // Simulate message exchange
        preauthService.updatePreauthHash(sessionId, "Message1".getBytes());
        preauthService.updatePreauthHash(sessionId, "Message2".getBytes());

        byte[] expectedHash = preauthService.getCurrentPreauthHash(sessionId);

        // Validation should pass with correct hash

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertFalse(sessionId1 == sessionId2);
            assertFalse(crawler1.crawlerContext == crawler2.crawlerContext);

            // Wait for both crawlers to start with polling