final String widthStr = req.getParameter(SCREEN_WIDTH);
            if (StringUtil.isNotBlank(widthStr)) {
                final int width = Integer.parseInt(widthStr);
                updateHighlightInfo(highlightInfo, width);
                final HttpSession session = req.getSession(false);
                if (session != null) {
                    session.setAttribute(SCREEN_WIDTH, width);
                }

        int originalSize = highlightInfo.getFragmentSize();

        viewHelper.updateHighlightInfo(highlightInfo, 500);
        Assertions.assertEquals((int) (originalSize * 0.65), highlightInfo.getFragmentSize(), 10);

        highlightInfo = new HighlightInfo();
        viewHelper.updateHighlightInfo(highlightInfo, 300);
        Assertions.assertEquals((int) (originalSize * 0.5), highlightInfo.getFragmentSize(), 10);