| <!DOCTYPE html> |
| <html class=reftest-wait> |
| <head> |
| <title>View transitions: Transition from an empty iframe</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:bokan@chromium.org"> |
| <link rel="match" href="transition-in-empty-iframe-ref.html"> |
| <meta name=fuzzy content="maxDifference=0-80; totalPixels=0-1000"> |
| <script src="/common/reftest-wait.js"></script> |
| <style> |
| iframe { |
| position: absolute; |
| left: 25px; |
| top: 25px; |
| width: 50vw; |
| height: 50vh; |
| } |
| /* This div overlaps with the iframe, because the iframe is empty it should |
| * be visible behind the iframe. */ |
| div { |
| background-color: skyblue; |
| width: 100px; |
| height: 100px; |
| } |
| </style> |
| <script> |
| failIfNot(document.startViewTransition, "Missing document.startViewTransition"); |
| |
| onload = () => { |
| requestAnimationFrame(()=>{requestAnimationFrame(()=> { |
| frames[0].window.startTransition(); |
| frames[0].window.transition.ready.then(() => { |
| requestAnimationFrame(()=>{requestAnimationFrame(()=> { |
| takeScreenshot(); |
| })}); |
| }); |
| })}); |
| } |
| </script> |
| </head> |
| |
| <body> |
| <iframe src="support/transition-in-empty-iframe-child.html"> |
| </iframe> |
| <div></div> |
| </body> |
| </html> |
