suite.addTest(testsForEmptySet());
    suite.addTest(testsForSingletonSet());
    suite.addTest(testsForHashSet());
    suite.addTest(testsForLinkedHashSet());
    suite.addTest(testsForEnumSet());
    suite.addTest(testsForTreeSetNatural());
    suite.addTest(testsForTreeSetWithComparator());
    suite.addTest(testsForCopyOnWriteArraySet());
    suite.addTest(testsForUnmodifiableSet());

            jvmOptions.stream().filter(StringUtil::isNotBlank).forEach(cmdList::add);
        }

        cmdList.add(ThumbnailGenerator.class.getCanonicalName());

        cmdList.add("--sessionId");
        cmdList.add(sessionId);
        cmdList.add("--numOfThreads");
        cmdList.add(Integer.toString(numOfThreads));
        if (cleanup) {
            cmdList.add("--cleanup");
        }

        addFessSystemProperties(cmdList);
        addSystemProperty(cmdList, Constants.FESS_CONF_PATH, null, null);
        cmdList.add("-Dfess." + getExecuteType() + ".process=true");
        if (logFilePath == null) {
            final String value = System.getProperty("fess.log.path");
            logFilePath = value != null ? value : new File(targetDir, "logs").getAbsolutePath();
        }

    suite.addTest(testsForCheckedNavigableSet());
    suite.addTest(testsForEmptySet());
    suite.addTest(testsForEmptyNavigableSet());
    suite.addTest(testsForEmptySortedSet());
    suite.addTest(testsForSingletonSet());
    suite.addTest(testsForHashSet());
    suite.addTest(testsForLinkedHashSet());
    suite.addTest(testsForEnumSet());
    suite.addTest(testsForSynchronizedNavigableSet());

        params.put("$OUTPUT_FILE", outputFile.getAbsolutePath());

        final List<String> cmdList = parseCommand(command, params);
        if (logger.isInfoEnabled()) {
            logger.info("Command: {}", cmdList);
        }

        final ProcessBuilder pb = new ProcessBuilder(cmdList);
        if (workingDirectory != null) {
            pb.directory(workingDirectory);
        }

    TestSuite suite = new TestSuite();

    // Not testing rowKeySet() or columnKeySet() of Table.transformValues()
    // since the transformation doesn't affect the row and column key sets.

    suite.addTest(
        SetTestSuiteBuilder.using(
                new TestStringSetGenerator() {
                  @Override
                  protected Set<String> create(String[] elements) {

            if (appendValue != null) {
                buf.append(appendValue);
            }
            cmdList.add(buf.toString());
        } else if (defaultValue != null) {
            cmdList.add("-D" + name + "=" + defaultValue);
        }
    }

    protected void addFessConfigProperties(final List<String> cmdList) {

    suite.addTest(testsForCheckedMap());
    suite.addTest(testsForCheckedNavigableMap());
    suite.addTest(testsForCheckedSortedMap());
    suite.addTest(testsForEmptyMap());
    suite.addTest(testsForEmptyNavigableMap());
    suite.addTest(testsForEmptySortedMap());
    suite.addTest(testsForSingletonMap());
    suite.addTest(testsForHashMap());
    suite.addTest(testsForHashtable());

        if (StringUtil.isBlank(filename)) {
            throw new JobProcessingException("Python script is not specified.");
        }

        cmdList.add(fessConfig.getPythonCommandPath());

        cmdList.add(getPyFilePath());

        cmdList.addAll(argList);

        try {

            final File baseDir = new File(servletContext.getRealPath("/WEB-INF")).getParentFile();

    suite.addTest(testsForCheckedMap());
    suite.addTest(testsForCheckedSortedMap());
    suite.addTest(testsForEmptyMap());
    suite.addTest(testsForSingletonMap());
    suite.addTest(testsForHashMap());
    suite.addTest(testsForHashtable());
    suite.addTest(testsForLinkedHashMap());
    suite.addTest(testsForTreeMapNatural());
    suite.addTest(testsForTreeMapWithComparator());