workers-coep-report.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/cross-origin-embedder-policy/multi-globals/workers-coep-report.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset=utf-8>

<title>Multiple globals for Worker constructor: COEP reports</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<!-- This is the entry global -->

<iframe src="incumbent/incumbent.html"></iframe>

<button onclick="" id="button">Hello</button>

<script>

async function observeReports(global) {

  const reports = [];

  const observer = new global.ReportingObserver((rs) => {

    for (const r of rs) {

      reports.push(r.toJSON());

});

  observer.observe();

  // Wait 5000ms for reports to settle.

  await new Promise(r => step_timeout(r, 5000));

  return reports;

async_test((t) => {

  onload = t.step_func(() => {

    Promise.all([

      observeReports(window),

      observeReports(frames[0]),

      observeReports(frames[0].frames[0])

    ]).then(t.step_func_done(([entry, incumbent, current]) => {

      assert_equals(entry.length, 0);

      assert_equals(incumbent.length, 0);

      assert_equals(current.length, 1);

      const report = current[0];

      assert_equals(report.type, 'coep');

      assert_equals(report.url, new URL('current/current.html', location.href).href);

      assert_equals(report.body.type, 'worker initialization');

      assert_equals(report.body.blockedURL, new URL('current/worker.js', location.href).href);

      assert_equals(report.body.disposition, 'enforce');

    }));

    frames[0].hello();

});

  onmessage = t.unreached_func('worker should have been blocked by COEP');

});

</script>