restriction-service-worker-update.https.html (2028B)
1 <!DOCTYPE html> 2 <title>ServiceWorkerRegistration.update in a prerendered page</title> 3 <meta name="timeout" content="long"> 4 <script src="/resources/testharness.js"></script> 5 <script src="/resources/testharnessreport.js"></script> 6 <script src="/common/utils.js"></script> 7 <script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script> 8 <script src="../resources/utils.js"></script> 9 <script src="resources/utils.js"></script> 10 11 <body> 12 <script> 13 setup(() => assertSpeculationRulesIsSupported()); 14 15 const uid = token(); 16 17 const PAGE_URL = `resources/service-worker-update.html?uid=${uid}`; 18 const WORKER_URL = 'resources/do-nothing-worker.js'; 19 20 promise_test(async t => { 21 const registration = 22 await navigator.serviceWorker.register(WORKER_URL, {scope: PAGE_URL}); 23 t.add_cleanup(_ => registration.unregister()); 24 25 const bc = new PrerenderChannel('test-channel', uid); 26 t.add_cleanup(_ => bc.close()); 27 28 const gotMessage = new Promise(resolve => { 29 bc.addEventListener('message', e => { 30 resolve(e.data); 31 }, { 32 once: true 33 }); 34 }); 35 window.open(PAGE_URL, '_blank', 'noopener'); 36 37 const result = await gotMessage; 38 const expected = [ 39 {event: 'started waiting ServiceWorkerRegistration.update', prerendering: true}, 40 {event: 'prerendering change', prerendering: false}, 41 {event: 'service worker updated', prerendering: false}, 42 {event: 'finished waiting ServiceWorkerRegistration.update', prerendering: false}, 43 ]; 44 assert_equals(result.length, expected.length); 45 for (let i = 0; i < result.length; i++) { 46 assert_equals(result[i].event, expected[i].event, `event[${i}]`); 47 assert_equals(result[i].prerendering, expected[i].prerendering, 48 `prerendering[${i}]`); 49 } 50 51 // Send a close signal to PrerenderEventCollector on the prerendered page. 52 new PrerenderChannel('close', uid).postMessage(''); 53 }, 'ServiceWorkerRegistration.update() should be deferred in a prerendered ' + 54 'page'); 55 </script>