final byte[] data = new String("xyz").getBytes();
        final ResponseData responseData = new ResponseData();
        responseData.setUrl("file:/test.txt");
        responseData.setCharSet(Constants.UTF_8);
        responseData.setResponseBody(data);
        responseData.setMimeType("text/plain");
        final ResultData resultData = textTransformer.transform(responseData);

        final ResponseData responseData = new ResponseData();
        responseData.setUrl("http://www.example.com/submit?a=1&b=2");
        responseData.setResponseBody(data);
        responseData.setCharSet("UTF-8");
        setBaseDir();
        final ResultData resultData = fileTransformer.transform(responseData);
        assertEquals("http_CLN_/www.example.com/submit_QUEST_a=1_AMP_b=2", new String(resultData.getData(), "UTF-8"));