<html>
<head>
<title>Service Worker Fetch Event</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
var scope = "resources/";
var registration;
const channel = new MessageChannel;

function withFrame(url)
{
    return new Promise((resolve) => {
        let frame = document.createElement('iframe');
        frame.src = url;
        frame.onload = function() { resolve(frame); };
        document.body.appendChild(frame);
    });
}

async function registerServiceWorker(scope)
{
    var registration = await navigator.serviceWorker.register("navigation-iframe-site-worker.js", { scope : scope });
    var activeWorker = registration.active;
    if (activeWorker) {
        activeWorker.postMessage({ port: channel.port1 }, [channel.port1]);
        return;
    }
    activeWorker = registration.installing;
    activeWorker.postMessage({ port: channel.port1 }, [channel.port1]);
    return new Promise(resolve => {
        activeWorker.addEventListener('statechange', () => {
            if (activeWorker.state === "activated")
                resolve(registration);
        });
    });
}

promise_test(async (test) => {
    registration = await registerServiceWorker(scope);
}, "Setup worker");

promise_test(async (test) => {
    const resultPromise = new Promise(resolve => channel.port2.onmessage = (event) => resolve(event.data));

    // Cross-origin iframe that will redirect to iframe that will be controlled by registered service worker.
    const framePromise = withFrame("https://127.0.0.1:9443/WebKit/service-workers/resources/navigation-iframe-site-frame.html");

    assert_equals(await resultPromise, "PASS");
    const frame = await framePromise;
    frame.remove();
}, "Validate worker gets right request after navigation");

promise_test(async (test) => {
    const resultPromise = new Promise(resolve => channel.port2.onmessage = (event) => resolve(event.data));

    // Cross-origin iframe that will redirect to iframe that will be controlled by registered service worker through POST.
    const framePromise = withFrame("https://127.0.0.1:9443/WebKit/service-workers/resources/navigation-iframe-site-frame.html?post");

    assert_equals(await resultPromise, "PASS");
    const frame = await framePromise;
    frame.remove();
}, "Validate worker gets right request after post navigation");
</script>
</body>
</html>