mozilla-release/testing/web-platform/tests/html/cross-origin-opener-policy/popup-same-origin-with-same-site.https.html

<!doctype html>
<meta charset=utf-8>
<meta name=timeout content=long>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="resources/common.js"></script>

<div id=log></div>
<script>

let tests = [
  // popup Origin, popup COOP, expect opener
  [SAME_SITE, "", false],
  [SAME_SITE, "unsafe-none", false],
  [SAME_SITE, "jibberish", false],
  [SAME_SITE, "same-site", false], // historical value, equivalent to "unsafe-none"
  [SAME_SITE, "same-site unsafe-allow-outgoing", false], // historical value, equivalent to "unsafe-none"
  [SAME_SITE, "same-origin unsafe-allow-outgoing", false], // historical value, equivalent to "unsafe-none"
  [SAME_SITE, "same-origin", false],
  [SAME_SITE, "same-origin-allow-popups", false],
];

run_coop_tests("same-origin", tests);

</script>