restriction-screen-capture.https.html (1340B)
1 <!DOCTYPE html> 2 <title>Prerendering cannot invoke the Screen Capture API</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="/common/utils.js"></script> 9 <script src="../resources/utils.js"></script> 10 <script src="resources/utils.js"></script> 11 12 <body> 13 <script> 14 setup(() => assertSpeculationRulesIsSupported()); 15 16 promise_test(async t => { 17 const uid = token(); 18 const bc = new PrerenderChannel('prerender-channel', uid); 19 20 const gotMessage = new Promise(resolve => { 21 bc.addEventListener('message', e => { 22 resolve(e.data); 23 }, { 24 once: true 25 }); 26 }); 27 28 // Start prerendering a page that attempts to invoke the Screen Capture API. 29 // This API is activated-gated so it's expected to fail: 30 // https://wicg.github.io/nav-speculation/prerendering.html#implicitly-restricted 31 const rule_extras = {'target_hint': getTargetHint()}; 32 startPrerendering( 33 `resources/screen-capture.https.html?uid=${uid}`, rule_extras); 34 const result = await gotMessage; 35 assert_equals(result, 'InvalidStateError'); 36 bc.close(); 37 }, `prerendering pages should not be able to invoke the Screen Capture API`); 38 </script>