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<!DOCTYPE html>
<title>Service Worker: Middle nested iframe for partitioned service workers</title>
<script src="./test-helpers.sub.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="./partitioned-utils.js"></script>
<body>
Middle of the nested iframes (3p ancestor or B in A1-B-A2).
<script>
async function onLoad() {
// The innermost iframe will recieve a message from the
// ServiceWorker and pass it to this iframe. We need to
// then pass that message to the main frame to complete
// the test.
self.addEventListener('message', evt => {
window.parent.postMessage(evt.data, '*');
});
// Embed the innermost iframe and set-up the service worker there.
const innermost_iframe_url = new URL('./partitioned-service-worker-nested-iframe-child.html',
get_host_info().HTTPS_ORIGIN + self.location.pathname);
var frame = document.createElement('iframe');
frame.src = innermost_iframe_url;
document.body.appendChild(frame);
}
self.addEventListener('load', onLoad);
</script>
</body>