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<!DOCTYPE html>
<title>Service Worker: Skip waiting installed worker</title>
<script src="/resources/testharness.js"></script>
<script src="resources/testharness-helpers.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>
promise_test(function(t) {
var scope = 'resources/blank.html';
var url1 = 'resources/empty.js';
var url2 = 'resources/skip-waiting-installed-worker.js';
var frame, frame_sw, service_worker, registration, onmessage, oncontrollerchanged;
var saw_message = new Promise(function(resolve) {
onmessage = function(e) {
var message = e.data;
assert_equals(
message, 'PASS',
'skipWaiting promise should be resolved with undefined');
assert_equals(registration.active.scriptURL, normalizeURL(url2),
"skipWaiting should make worker become active");
resolve();
};
});
var saw_controllerchanged = new Promise(function(resolve) {
oncontrollerchanged = function() {
assert_equals(
frame_sw.controller.scriptURL, normalizeURL(url2),
'Controller scriptURL should change to the second one');
resolve();
};
});
return service_worker_unregister_and_register(t, url1, scope)
.then(function(r) {
return wait_for_state(t, r.installing, 'activated');
})
.then(function() {
return with_iframe(scope);
})
.then(function(f) {
frame = f;
frame_sw = f.contentWindow.navigator.serviceWorker;
assert_equals(
frame_sw.controller.scriptURL, normalizeURL(url1),
'Document controller scriptURL should equal to the first one');
frame_sw.oncontrollerchange = t.step_func(oncontrollerchanged);
return navigator.serviceWorker.register(url2, {scope: scope});
})
.then(function(r) {
registration = r;
service_worker = r.installing;
return wait_for_state(t, service_worker, 'installed');
})
.then(function() {
var channel = new MessageChannel();
channel.port1.onmessage = t.step_func(onmessage);
service_worker.postMessage({port: channel.port2}, [channel.port2]);
return Promise.all([saw_message, saw_controllerchanged]);
})
.then(function() {
frame.remove();
return service_worker_unregister_and_done(t, scope);
});
}, 'Test skipWaiting when a installed worker is waiting');
</script>
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