preload/prefetch-accept.html

<!DOCTYPE html>
<title>Ensures that prefetch works with documents</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/prefetch-helper.js"></script>
<body>
<script>

promise_test(async t => {
    const {href, uid} = await prefetch({
        file: "prefetch-exec.html",
        type: "text/html",
        origin: document.origin});
    const popup = window.open(href + "&cache_bust=" + token());
    const remoteContext = new RemoteContext(uid);
    t.add_cleanup(() => popup.close());
    await remoteContext.execute_script(() => "OK");
    const results = await get_prefetch_info(href);
    assert_equals(results.length, 2);
    assert_equals(results[0].headers.accept, results[1].headers.accept);
}, "Document prefetch should send the exact Accept header as navigation")

</script>
</body>