| <!DOCTYPE html> |
| <html> |
| <title>View transitions: ensure correct style inheritance for pseudo tree</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:[email protected]"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| ::view-transition { |
| background-color: red; |
| } |
| |
| ::view-transition-group(*) { |
| background-color: inherit; |
| color: blue; |
| animation-duration: 0.321s; |
| } |
| |
| ::view-transition-image-pair(*) { |
| color: inherit; |
| overflow-x: clip; |
| } |
| |
| ::view-transition-old(*), ::view-transition-new(*) { |
| overflow-x: inherit; |
| } |
| </style> |
| |
| <script> |
| promise_test(async () => { |
| assert_implements(document.startViewTransition, "Missing document.startViewTransition"); |
| let transition = document.startViewTransition(); |
| await transition.ready; |
| |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition").backgroundColor, "rgb(255, 0, 0)", "::view-transition"); |
| |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-group(root)").backgroundColor, "rgb(255, 0, 0)", "group"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-group(root)").color, "rgb(0, 0, 255)", "group"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-group(root)").animationDuration, "0.321s", "group"); |
| |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(root)").color, "rgb(0, 0, 255)", "wrapper"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(root)").overflowX, "clip", "wrapper"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(root)").animationDuration, "0.321s", "wrapper"); |
| |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(root)").overflowX, "clip", "outgoing"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(root)").animationDuration, "0.321s", "outgoing"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(root)").overflowX, "clip", "incoming"); |
| assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(root)").animationDuration, "0.321s", "incoming"); |
| |
| await transition.finished; |
| }, "style inheritance of pseudo elements"); |
| </script> |
