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<!doctype html>
<title>Test initialize MediaStreamTrackGenerator in a service worker</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src='/service-workers/service-worker/resources/test-helpers.sub.js'></script>
<script>
'use strict';
promise_test(async t => {
const registration = await navigator.serviceWorker.register('service-worker.js');
await wait_for_state(t, registration.installing, 'activated');
const result = new Promise((resolve, reject) => {
navigator.serviceWorker.addEventListener('message', (e) => {
if (e.data.result === 'Failure') {
reject('Failed with error ' + e.data.error);
} else {
resolve();
}
});
});
registration.active.postMessage('hello world');
return result;
}, 'A service worker is able to initialize a MediaStreamTrackGenerator without crashing');
</script>
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