<!DOCTYPE html>
<title>Service Worker: registration events</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>
var t = async_test('Registration: events');
t.step(function() {
var scope = 'resources/in-scope/';
service_worker_unregister_and_register(
t, 'resources/events-worker.js', scope)
.then(t.step_func(function(registration) {
onRegister(registration.installing);
}))
.catch(unreached_rejection(t));
function sendMessagePort(worker, from) {
var messageChannel = new MessageChannel();
worker.postMessage({from:from, port:messageChannel.port2}, [messageChannel.port2]);
return messageChannel.port1;
}
function onRegister(sw) {
sw.onstatechange = t.step_func(function() {
if (sw.state !== 'activated')
return;
sendMessagePort(sw, 'registering doc').onmessage = t.step_func(function (e) {
assert_array_equals(e.data.events,
['install', 'activate'],
'Worker should see install then activate events');
service_worker_unregister_and_done(t, scope);
});
});
}
});
</script>