domain-attribute-idn-host.sub.https.html

<!DOCTYPE html>
<html>
  <head>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="/resources/testdriver.js"></script>
    <script src="/resources/testdriver-vendor.js"></script>
  </head>
  <body>
    <script>
      let url = new URL(document.location);
      url.host = "{{hosts[][élève]}}";
      let url2 = new URL("support/idn-child.sub.https.html", url);
      let child_window = window.open(url2.href);
      fetch_tests_from_window(child_window);
    </script>
  </body>
</html>

chromium/third_party/blink/web_tests/external/wpt/cookies/domain/domain-attribute-idn-host.sub.https.html