restriction-audio-setSinkId-with-invalid-sinkId.https.tentative.https.html (2019B)
1 <!DOCTYPE html> 2 <title> 3 Access to the setSinkId of the Audio API with an invalid value is deferred 4 </title> 5 <meta name="variant" content="?target_hint=_self"> 6 <meta name="variant" content="?target_hint=_blank"> 7 <meta name="timeout" content="long"> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <script src="/common/utils.js"></script> 11 <script src="../resources/utils.js"></script> 12 <script src="resources/utils.js"></script> 13 14 <body> 15 <script> 16 setup(() => assertSpeculationRulesIsSupported()); 17 18 promise_test(async t => { 19 const uid = token(); 20 const bc = new PrerenderChannel('test-channel', uid); 21 t.add_cleanup(_ => bc.close()); 22 23 const gotMessage = new Promise(resolve => { 24 bc.addEventListener('message', e => { 25 resolve(e.data); 26 }, { 27 once: true 28 }); 29 }); 30 31 const url = `resources/audio-setSinkId.https.html?sinkId=invalid&uid=${uid}&target_hint=${getTargetHint()}`; 32 window.open(url, '_blank', 'noopener'); 33 34 const result = await gotMessage; 35 const expected = [ 36 { 37 event: 'started waiting Audio.setSinkId', 38 prerendering: true 39 }, 40 { 41 event: 'prerendering change', 42 prerendering: false 43 }, 44 { 45 event: 'Audio.setSinkId rejected: NotFoundError', 46 prerendering: false 47 }, 48 ]; 49 // The spec, https://wicg.github.io/nav-speculation/prerendering.html#audio-output-patch, 50 // mentions selectAudioOutput() but this test uses setSinkId() function. 51 assert_equals(result.length, expected.length); 52 for (let i = 0; i < result.length; i++) { 53 assert_equals(result[i].event, expected[i].event, `event${i}`); 54 assert_equals(result[i].prerendering, expected[i].prerendering, 55 `prerendering${i}`); 56 } 57 58 // Send a close signal to PrerenderEventCollector on the prerendered page. 59 new PrerenderChannel('close', uid).postMessage(''); 60 }, `the access to the setSinkId of Audio API with the invalid sinkId should be 61 deferred until the prerendered page is activated`); 62 </script>