content-visibility-020.html (1142B)
1 <!doctype HTML> 2 <html class="reftest-wait"> 3 <meta charset="utf8"> 4 <title>Content Visibility: hidden iframe</title> 5 <link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org"> 6 <link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility"> 7 <link rel="match" href="content-visibility-020-ref.html"> 8 <meta name="assert" content="content-visibility hidden iframe does not paint"> 9 10 <script src="/common/reftest-wait.js"></script> 11 12 <style> 13 div { 14 background: blue; 15 color: white; 16 } 17 .hidden { 18 content-visibility: hidden; 19 } 20 </style> 21 22 <div>Test passes if the word “FAIL” does not appear below and if there is no red.</div> 23 <iframe id="frame" width=400 height=200 srcdoc=' 24 <style> 25 div { 26 background: red; 27 } 28 </style> 29 <div>FAIL</div> 30 '></iframe> 31 <div>Test passes if the word “FAIL” does not appear above and if there is no red.</div> 32 33 <script> 34 async function runTest() { 35 document.getElementById("frame").classList.add("hidden"); 36 requestAnimationFrame(takeScreenshot); 37 } 38 39 window.onload = () => { 40 requestAnimationFrame(() => { 41 requestAnimationFrame(runTest); 42 }); 43 }; 44 </script> 45 </html>