dedicated-worker.https.html | Explore in Territory

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/speculation-rules/prerender/resources/utils.js"></script>
<script src="/speculation-rules/prerender/resources/deferred-promise-utils.js"></script>
<script>

const params = new URLSearchParams(location.search);

// The main test page (restriction-dedicated-worker.https.html) loads the
// initiator page, then the initiator page will prerender itself with the
// `prerendering` parameter.
const isPrerendering = params.has('prerendering');

if (!isPrerendering) {
  loadInitiatorPage();
} else {
  const prerenderEventCollector = new PrerenderEventCollector();
  const promise = new Promise((resolve, reject) => {
    try {
      const worker = new Worker('dedicated-worker.js');
      worker.addEventListener('message', _ => resolve());
      worker.addEventListener('error', _ => reject('Error on worker'));
    } catch (e) {
      reject(`Worker construction error: ${e.toString()}`);
    }
  });
  prerenderEventCollector.start(promise, 'worker construction');
}

</script>

chromium/third_party/blink/web_tests/external/wpt/speculation-rules/prerender/resources/dedicated-worker.https.html