register-service-worker.https.html (1981B)
1 <!DOCTYPE html> 2 <title>Registration of a new service worker 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 // To make sure the service worker registered by the prerendered page starts up, 16 // this test sends messages as the following sequence: 17 // prerendered page => service worker => prerendered page => main page. 18 promise_test(async t => { 19 const uid = token(); 20 21 const PAGE_URL = `resources/register-service-worker.html?uid=${uid}`; 22 23 const bc = new PrerenderChannel('test-channel', uid); 24 t.add_cleanup(_ => bc.close()); 25 26 const gotMessage = new Promise(resolve => { 27 bc.addEventListener('message', e => { 28 resolve(e.data); 29 }, { 30 once: true 31 }); 32 }); 33 window.open(PAGE_URL, '_blank', 'noopener'); 34 35 const result = await gotMessage; 36 const expected = [ 37 {event: 'started waiting ServiceWorker.register', prerendering: true}, 38 {event: 'prerendering change', prerendering: false}, 39 {event: 'service worker registered', prerendering: false}, 40 {event: 'finished waiting ServiceWorker.register', prerendering: false}, 41 ]; 42 assert_equals(result.length, expected.length); 43 for (let i = 0; i < result.length; i++) { 44 assert_equals(result[i].event, expected[i].event, `event[${i}]`); 45 assert_equals(result[i].prerendering, expected[i].prerendering, 46 `prerendering[${i}]`); 47 } 48 49 // Send a close signal to PrerenderEventCollector on the prerendered page. 50 new PrerenderChannel('close', uid).postMessage(''); 51 }, 'New service worker should be registered in a prerendered page'); 52 </script>