chromium/third_party/blink/web_tests/external/wpt/serial/getPorts/reject_opaque_origin.https.html

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  'use strict';

  promise_test(async (t) => {
    await promise_rejects_dom(
        t, 'SecurityError', navigator.serial.getPorts(),
        'getPorts() should throw a SecurityError DOMException when called ' +
        'from a context where the top-level document has an opaque origin.');
  }, 'Calls to Serial APIs from an origin with opaque top origin get blocked.');
</script>