access-reporting-post-message.https.html

<!doctype html>
<title> Check openee.postMessage() access is allowed for COOP: restrict-properties</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/common/get-host-info.sub.js></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="/html/cross-origin-opener-policy/reporting/resources/reporting-common.js"></script>
<script src="/html/cross-origin-opener-policy/reporting/resources/test-access-property.js"></script>
<script>

testAccessProperty(
  "postMessage",
  w => w.postMessage("message", "*"),
  expectReport = false,
  use_restrict_properties = true
);

</script>

chromium/third_party/blink/web_tests/external/wpt/html/cross-origin-opener-policy/tentative/restrict-properties/access-reporting-post-message.https.html