| <!DOCTYPE html> |
| <html class=reftest-wait> |
| <title>View transitions: Rendering suppression prevents painting</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/#document-rendering-suppression-for-view-transitions"> |
| <link rel="author" href="mailto:mattwoodrow@apple.com"> |
| <link rel="match" href="no-painting-while-render-blocked-ref.html"> |
| <script src="/common/reftest-wait.js"></script> |
| <style> |
| #target { |
| width: 200px; |
| height: 200px; |
| background: green; |
| } |
| </style> |
| |
| <div id=target></div> |
| |
| <script> |
| failIfNot(document.startViewTransition, "Missing document.startViewTransition"); |
| |
| async function runTest() { |
| let transition = document.startViewTransition(async () => { |
| document.getElementById('target').style.backgroundColor = "red"; |
| takeScreenshot(); |
| await new Promise(resolve => setTimeout(resolve, 5000)); |
| }); |
| } |
| onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest)); |
| </script> |
| |
| |
