chromium/third_party/blink/web_tests/external/wpt/html/cross-origin-opener-policy/popup-meta-http-equiv.https.html

<!doctype html>
<meta http-equiv="Cross-Origin-Opener-Policy" content="same-origin"><!-- should not be supported -->
<meta charset=utf-8>
<meta name=timeout content=long>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="/common/utils.js"></script>
<script src="resources/common.js"></script>
<script src="resources/popup-test.js"></script>
<script>

[
  {
    "title": "popup without coop",
    "coop": "",
    "same_origin_opener": "preserved",
  }
].forEach(variant => {
  popup_test(`Same-origin ${variant.title}`, SAME_ORIGIN, variant.coop, variant.same_origin_opener);
});

</script>