assertNull(robotsTxtHelper.parse(in));
        } finally {
            robotsTxtHelper.setEnabled(true);
            CloseableUtil.closeQuietly(in);
        }
    }

    public void testParse_wildcard() {
        RobotsTxt robotsTxt;
        final InputStream in = RobotsTxtHelperTest.class.getResourceAsStream("robots_wildcard.txt");
        try {
            robotsTxt = robotsTxtHelper.parse(in);