| <!DOCTYPE html> |
| <html> |
| <title>View transitions: group pseudo for the root transition has animation</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:khushalsagar@chromium.org"> |
| |
| <script src="/dom/events/scrolling/scroll_support.js"></script> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <body> |
| <script> |
| promise_test(async () => { |
| assert_implements(document.startViewTransition, "Missing document.startViewTransition"); |
| await waitForCompositorReady(); |
| return new Promise(async (resolve, reject) => { |
| let transition = document.startViewTransition(); |
| transition.ready.then(() => { |
| let groupAnimationCount = 0; |
| let oldAnimationCount = 0; |
| let newAnimationCount = 0; |
| |
| document.getAnimations().forEach((animation) => { |
| let pseudo = animation.effect.pseudoElement; |
| if (pseudo == "::view-transition-group(root)") { |
| groupAnimationCount++; |
| } else if (pseudo == "::view-transition-new(root)") { |
| newAnimationCount++; |
| } else if (pseudo == "::view-transition-old(root)") { |
| oldAnimationCount++; |
| } else { |
| reject(); |
| } |
| }); |
| |
| let total = |
| groupAnimationCount + oldAnimationCount + newAnimationCount; |
| // Old/new images have 2 animations : opacity and mix-blend-mode. |
| if (total == 5) { |
| assert_equals(groupAnimationCount, 1); |
| assert_equals(oldAnimationCount, 2); |
| assert_equals(newAnimationCount, 2); |
| resolve(); |
| } else { |
| reject(); |
| } |
| }); |
| }); |
| }, "incorrect UA animations for root transition"); |
| </script> |
| </body> |
