excludeGroups == source.excludeGroups
            configFailurePolicy == source.configFailurePolicy
            listeners == source.listeners
            parallel == source.parallel
            threadCount == source.threadCount
            suiteThreadPoolSize.get() == source.suiteThreadPoolSize.get()
            useDefaultListeners == source.useDefaultListeners
            threadPoolFactoryClass == source.threadPoolFactoryClass

     */
    @Internal
    public int getThreadCount() {
        return threadCount;
    }

    public void setThreadCount(int threadCount) {
        this.threadCount = threadCount;
    }

    /**
     * The number of XML suites will run parallel
     * @since 8.9
     */
    @Internal
    @Incubating