robotsTxt.addDirective(directive);

        Directive matched = robotsTxt.getMatchedDirective(null);
        assertNotNull(matched);
    }

    public void test_addSitemap() {
        // Test addSitemap method
        RobotsTxt robotsTxt = new RobotsTxt();

        robotsTxt.addSitemap("https://example.com/sitemap.xml");
        robotsTxt.addSitemap("https://example.com/sitemap2.xml");