docs: def should_include_link_text(self, link_text, link_url):
      """
      Assert a link containing the provided text points to the provided URL.
      """
  
      elements = ElementSelector(
          world.browser,
          str('//a[@href="%s"][contains(., %s)]' %
              (link_url, string_literal(link_text))),
          filter_displayed=True,
      )
      if not elements:
          raise AssertionError("Expected link not found.")