final ResultData resultData = htmlTransformer.transform(responseData);
        assertEquals(content, new String(resultData.getData()));
        assertEquals(1, resultData.getChildUrlSet().size());
        assertEquals("http://hoge/test2.html", resultData.getChildUrlSet().iterator().next().getUrl());
    }

    public void test_transform_urllink() {
        String content = "<a href=\"http://fuga/test.html\">test</a>";

                }
                final int depth = urlQueue.getDepth() == null ? 1 : urlQueue.getDepth() + 1;
                if (crawlerContext.getMaxDepth() < 0 || depth <= crawlerContext.getMaxDepth()) {
                    // add and filter urls
                    storeChildUrls(crawlerContext, resultData.getChildUrlSet(), urlQueue.getUrl(), depth, resultData.getEncoding());

                                fessConfig.getIndexFieldClickCount(), fessConfig.getIndexFieldFavoriteCount() });
                if (document == null) {
                    storeChildUrlsToQueue(urlQueue, getChildUrlSet(searchEngineClient, id));
                    return true;
                }

                final Date expires = DocumentUtil.getValue(document, fessConfig.getIndexFieldExpires(), Date.class);

        childUrlSet.remove(url);
    }

    /**
     * Gets the set of child URLs discovered from this response.
     *
     * @return the set of child URLs
     */
    public Set<RequestData> getChildUrlSet() {
        return childUrlSet;
    }

    /**
     * Creates a RequestData object from this response's URL and method.
     *

                }
                requestDataList = convertChildUrlList(requestDataList);
                resultData.addAllUrl(requestDataList);
            });

            resultData.addAllUrl(responseData.getChildUrlSet());

            final RequestData requestData = responseData.getRequestData();
            resultData.removeUrl(requestData);
            resultData.removeUrl(getDuplicateUrl(requestData));