CrawlerSystemException exception2 = new CrawlerSystemException(errorCause);
        assertSame(errorCause, exception2.getCause());

        // With RuntimeException cause
        RuntimeException runtimeCause = new RuntimeException("Runtime cause");
        CrawlerSystemException exception3 = new CrawlerSystemException(runtimeCause);
        assertSame(runtimeCause, exception3.getCause());

    protected void addDocumentToQueue() {
        if (docCount.get() > getLimitDocNum(totalDocNum, limitPercentage, limitNumber)) {
            isFinished.set(true);
            return;
        }

        RuntimeException exception = null;

        for (int i = 0; i < maxRetryCount; i++) {
            try {
                final SearchResponse response;
                if (scrollId == null) {

        factory.setOnDestroyListener(new OnDestroyListener<TestComponent>() {
            @Override
            public void onDestroy(PooledObject<TestComponent> p) {
                throw new RuntimeException("Test exception in listener");
            }
        });

        try {
            factory.destroyObject(pooledObject);
            fail("Should propagate exception from listener");

                    content = content.replaceAll(rule.getKey(), rule.getValue());
                }
                resultData.setData(content.getBytes());
            } catch (Exception e) {
                throw new RuntimeException(e);
            }

            return resultData;
        }

        @Override
        public Object getData(AccessResultData<?> accessResultData) {
            if (accessResultData == null) {