<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 = "";
var activeWorker;

promise_test(async (test) => {
    var registration = await navigator.serviceWorker.register("fetchEvent-worker.js", { scope : scope });
    activeWorker = registration.active;
    if (activeWorker)
        return;
    activeWorker = registration.installing;
    return new Promise(resolve => {
        activeWorker.addEventListener('statechange', () => {
            if (activeWorker.state === "activated")
                resolve();
        });
    });
}, "Setup worker");

function doTest(name, title)
{
    promise_test(async (test) => {
        var promise = new Promise((resolve, reject) => {
            navigator.serviceWorker.addEventListener("message", (event) => {
                resolve(event.data);
            });
            setTimeout(() => reject("No response message from service worker"), 5000);
        });

        activeWorker.postMessage(name);
        var result = await promise;

        assert_equals(result, "PASS");
    }, title);
}

doTest("respond-twice", "FetchEvent respondWith should throw if called twice");
doTest("request-sameobject", "FetchEvent request is SameObject");
doTest("respond-undefined", "FetchEvent should be in error if responding with undefined");
doTest("respond-not-response", "FetchEvent should be in error if not responding with a Response");
doTest("respond-promise-not-response", "FetchEvent should be in error if responding with a Promise that does not resolve to a Response");
doTest("respond-promise-reject", "FetchEvent should be in error if responding with a Promise that rejects");
doTest("respond-promise-response", "FetchEvent should resolve when responding with a Response");

</script>
</body>
</html>