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<!DOCTYPE html>
<title>Service Worker: WebSockets can be created in a Service Worker</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>
promise_test(t => {
const SCRIPT = 'resources/websocket-worker.js?pipe=sub';
const SCOPE = 'resources/blank.html';
let registration;
return service_worker_unregister_and_register(t, SCRIPT, SCOPE)
.then(r => {
add_completion_callback(() => { r.unregister(); });
registration = r;
return wait_for_state(t, r.installing, 'activated');
})
.then(() => {
return new Promise(resolve => {
navigator.serviceWorker.onmessage = t.step_func(msg => {
assert_equals(msg.data, 'PASS');
resolve();
});
registration.active.postMessage({});
});
});
}, 'Verify WebSockets can be created in a Service Worker');
</script>
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