55 lines
2 KiB
HTML
55 lines
2 KiB
HTML
<!DOCTYPE html>
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<title>ServiceWorkerRegistration.update in a prerendered page</title>
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<meta name="timeout" content="long">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/common/utils.js"></script>
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<script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script>
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<script src="../resources/utils.js"></script>
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<script src="resources/utils.js"></script>
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<body>
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<script>
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setup(() => assertSpeculationRulesIsSupported());
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const uid = token();
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const PAGE_URL = `resources/service-worker-update.html?uid=${uid}`;
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const WORKER_URL = 'resources/do-nothing-worker.js';
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promise_test(async t => {
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const registration =
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await navigator.serviceWorker.register(WORKER_URL, {scope: PAGE_URL});
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t.add_cleanup(_ => registration.unregister());
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const bc = new PrerenderChannel('test-channel', uid);
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t.add_cleanup(_ => bc.close());
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const gotMessage = new Promise(resolve => {
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bc.addEventListener('message', e => {
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resolve(e.data);
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}, {
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once: true
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});
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});
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window.open(PAGE_URL, '_blank', 'noopener');
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const result = await gotMessage;
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const expected = [
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{event: 'started waiting ServiceWorkerRegistration.update', prerendering: true},
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{event: 'prerendering change', prerendering: false},
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{event: 'service worker updated', prerendering: false},
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{event: 'finished waiting ServiceWorkerRegistration.update', prerendering: false},
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];
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assert_equals(result.length, expected.length);
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for (let i = 0; i < result.length; i++) {
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assert_equals(result[i].event, expected[i].event, `event[${i}]`);
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assert_equals(result[i].prerendering, expected[i].prerendering,
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`prerendering[${i}]`);
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}
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// Send a close signal to PrerenderEventCollector on the prerendered page.
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new PrerenderChannel('close', uid).postMessage('');
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}, 'ServiceWorkerRegistration.update() should be deferred in a prerendered ' +
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'page');
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</script>
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