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<!DOCTYPE html>
<meta charset="utf-8">
<title>Service Worker: Verify nextHopProtocol is set correctly</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>
async function getNextHopProtocol(frame, url) {
let final_url = new URL(url, self.location).href;
await frame.contentWindow.fetch(final_url).then(r => r.text());
let entryList = frame.contentWindow.performance.getEntriesByName(final_url);
let entry = entryList[entryList.length - 1];
return entry.nextHopProtocol;
}
async function runTest(t, base_url, expected_protocol) {
const scope = 'resources/empty.html?next-hop-protocol';
const script = 'resources/fetch-rewrite-worker.js';
let frame;
const registration =
await service_worker_unregister_and_register(t, script, scope);
t.add_cleanup(async _ => registration.unregister());
await wait_for_state(t, registration.installing, 'activated');
frame = await with_iframe(scope);
t.add_cleanup(_ => frame.remove());
assert_equals(await getNextHopProtocol(frame, `${base_url}?generate-png`),
'', 'nextHopProtocol is not set on synthetic response');
assert_equals(await getNextHopProtocol(frame, `${base_url}?ignore`),
expected_protocol, 'nextHopProtocol is set on fallback');
assert_equals(await getNextHopProtocol(frame, `${base_url}`),
expected_protocol, 'nextHopProtocol is set on pass-through');
assert_equals(await getNextHopProtocol(frame, `${base_url}?cache`),
expected_protocol, 'nextHopProtocol is set on cached response');
}
promise_test(async (t) => {
return runTest(t, 'resources/empty.js', 'http/1.1');
}, 'nextHopProtocol reports H1 correctly when routed via a service worker.');
// This may be expected to fail if the WPT infrastructure does not fully
// support H2 protocol testing yet.
promise_test(async (t) => {
return runTest(t, 'resources/empty.h2.js', 'h2');
}, 'nextHopProtocol reports H2 correctly when routed via a service worker.');
</script>
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