restriction-sensor-ambient-light-sensor.https.html (2260B)
1 <!DOCTYPE html> 2 <title>Access to the Ambient Light Sensor API is deferred</title> 3 <meta name="variant" content="?target_hint=_self"> 4 <meta name="variant" content="?target_hint=_blank"> 5 <meta name="timeout" content="long"> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <script src="/resources/testdriver.js"></script> 9 <script src="/resources/testdriver-vendor.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 // We grant the permission here to make a more discerning test because 24 // AmbientLightSensor() waits until the permission is granted, which 25 // is deferred during prerendering so the test would trivially pass without 26 // the permission. 27 await test_driver.set_permission({ name: 'ambient-light-sensor' }, 'granted'); 28 29 const gotMessage = new Promise(resolve => { 30 bc.addEventListener('message', e => { 31 resolve(e.data); 32 }, { 33 once: true 34 }); 35 }); 36 const url = `resources/generic-sensor.https.html?sensorName=AmbientLightSensor&uid=${uid}&target_hint=${getTargetHint()}`; 37 window.open(url, '_blank', 'noopener'); 38 39 const result = await gotMessage; 40 const expected = [ 41 { 42 event: 'started waiting AmbientLightSensor test', 43 prerendering: true 44 }, 45 { 46 event: 'prerendering change', 47 prerendering: false 48 }, 49 { 50 event: 'finished waiting AmbientLightSensor test', 51 prerendering: false 52 }, 53 ]; 54 assert_equals(result.length, expected.length); 55 for (let i = 0; i < result.length; i++) { 56 assert_equals(result[i].event, expected[i].event, `event[${i}]`); 57 assert_equals(result[i].prerendering, expected[i].prerendering, 58 `prerendering[${i}]`); 59 } 60 61 // Send a close signal to PrerenderEventCollector on the prerendered page. 62 new PrerenderChannel('close', uid).postMessage(''); 63 }, `the access to the Ambient Light Sensor API should be deferred until the 64 prerendered page is activated`); 65 </script>