sandbox-iframe.https.html (1828B)
1 <!DOCTYPE html> 2 <!-- 3 Tests for cross-origin iframes due to sandbox flags is deferred properly. 4 5 This file cannot be upstreamed to WPT until: 6 * The specification describes the loading of cross-origin iframes. The test 7 expects that they are not loaded during prerendering. 8 --> 9 <title>Load a prerendered iframe with sandbox attributes</title> 10 <meta name="timeout" content="long"> 11 <script src="/resources/testharness.js"></script> 12 <script src="/resources/testharnessreport.js"></script> 13 <script src="/common/get-host-info.sub.js"></script> 14 <script src="/common/utils.js"></script> 15 <script src="../resources/utils.js"></script> 16 <script src="resources/utils.js"></script> 17 18 <body> 19 <script> 20 setup(() => assertSpeculationRulesIsSupported()); 21 22 promise_test(async t => { 23 const uid = token(); 24 const bc = new PrerenderChannel('test-channel', uid); 25 const messageQueue = new BroadcastMessageQueue(bc); 26 t.add_cleanup(_ => bc.close()); 27 28 const url = `resources/sandbox-iframe.html?uid=${uid}`; 29 window.open(url, '_blank', 'noopener'); 30 31 const result = await messageQueue.nextMessage(); 32 const expected = [ 33 { 34 event: 'started waiting iframe loaded', 35 prerendering: true 36 }, 37 { 38 event: 'prerendering change', 39 prerendering: false 40 }, 41 { 42 event: 'finished waiting iframe loaded', 43 prerendering: false 44 }, 45 ]; 46 assert_equals(result.length, expected.length); 47 for (let i = 0; i < result.length; i++) { 48 assert_equals(result[i].event, expected[i].event, `event[${i}]`); 49 assert_equals(result[i].prerendering, expected[i].prerendering, 50 `prerendering[${i}]`); 51 } 52 53 // Send a close signal to PrerenderEventCollector on the prerendered page. 54 new PrerenderChannel('close', uid).postMessage(''); 55 }, `same-origin sandbox iframes should not load until activation`); 56 </script>