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<!DOCTYPE html>
<!--
This test verifies that Fetch Metadata headers are not exposed to Service
Workers via the request's `headers` accessor.
-->
<meta charset="utf-8"/>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/fetch/metadata/resources/helper.js></script>
<script src=/service-workers/service-worker/resources/test-helpers.sub.js></script>
<script src=/common/utils.js></script>
<script>
const SCOPE = 'resources/serviceworker-accessors-frame.html';
const SCRIPT = 'resources/serviceworker-accessors.sw.js';
function assert_headers_not_seen_in_service_worker(frame) {
return new Promise((resolve, reject) => {
frame.contentWindow.fetch(SCOPE, {mode:'no-cors'});
frame.contentWindow.navigator.serviceWorker.addEventListener('message', e => {
assert_header_equals(e.data, {
"dest": null,
"mode": null,
"site": null,
"user": null
});
resolve();
});
});
}
promise_test(async function(t) {
const reg = await service_worker_unregister_and_register(t, SCRIPT, SCOPE);
t.add_cleanup(async () => {
if (reg)
await reg.unregister();
});
await wait_for_state(t, reg.installing, 'activated');
const frame = await with_iframe(SCOPE);
t.add_cleanup(async () => {
if (frame)
frame.remove();
});
// Trigger a fetch that will go through the service worker, and validate
// the visible headers.
await assert_headers_not_seen_in_service_worker(frame);
}, 'Sec-Fetch headers in Service Worker fetch handler.');
</script>
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