<html>
<head>
<script src="resources/sw-test-pre.js"></script>
</head>
<body>
<script>
function getNewestWorker(registration)
{
    if (registration.installing)
        return registration.installing;
    if (registration.waiting)
        return registration.waiting;
    return registration.active;
}

navigator.serviceWorker.register("resources/empty-worker.js", { }).then(function(_registration) {
    registration = _registration;
    registration.installing.addEventListener("statechange", function() {
        gc();
        let newState = getNewestWorker(registration).state;
        gc();
        log("statechange to " + newState);
        if (newState == "activated")
            finishSWTest();
    });
    gc();
    setTimeout(function() {
        gc();
    }, 0);
});
</script>
</body>
</html>