| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <!-- TODO update link --> |
| <link rel="help" href="https://www.w3.org/TR/css-view-transitions-2/"> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <title>Scoped view transition with fill forwards</title> |
| </head> |
| <style> |
| #target { |
| background-color: blue; |
| height: 100px; |
| width: 100px; |
| view-transition-name: target; |
| z-index: 1; |
| } |
| ::view-transition-group(*), |
| ::view-transition-old(*), |
| ::view-transition-new(*) { |
| animation-fill-mode: forwards; |
| } |
| </style> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/css-view-transitions/support/common.js"></script> |
| <body> |
| <div id="target"> |
| </div> |
| </body> |
| <script> |
| promise_test(async () => { |
| const target = document.getElementById('target'); |
| const vt = target.startViewTransition(() => { |
| target.style = 'background-color: teal'; |
| }); |
| await vt.ready; |
| |
| assert_animation_pseudos( |
| target, |
| [ |
| '::view-transition-group(target)', |
| '::view-transition-new(target)', |
| '::view-transition-old(target)' |
| ]); |
| assert_animation_names( |
| '::view-transition-old(target)', |
| [ |
| '-ua-mix-blend-mode-plus-lighter', |
| '-ua-view-transition-fade-out' |
| ], |
| 'fade out on old target'); |
| assert_animation_names( |
| '::view-transition-new(target)', |
| [ |
| '-ua-mix-blend-mode-plus-lighter', |
| '-ua-view-transition-fade-in' |
| ], |
| 'fade in on new target'); |
| |
| const tally = document.getAnimations().length; |
| assert_greater_than(tally, 0); |
| document.getAnimations().forEach(a => { |
| a.finish(); |
| }); |
| assert_equals(document.getAnimations().length, tally); |
| await vt.finished; |
| // Need to wait one more frame for effect of VT to be finished. |
| await new Promise(requestAnimationFrame); |
| assert_equals(document.getAnimations().length, 0); |
| }, 'View transition animations do not persist once the transition is ' + |
| 'finished even if animation-fill-mode is forwards'); |
| </script> |
| </html> |
