| <!DOCTYPE html> |
| <html> |
| <title>View transitions: transition skipped in animation phase</title> |
| <link rel="help" href="https://www.w3.org/TR/css-view-transitions-1/"> |
| <link rel="author" href="mailto:[email protected]"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| div { |
| width: 100px; |
| height: 100px; |
| background: blue; |
| contain: paint; |
| view-transition-name: target; |
| } |
| |
| ::view-transition-group(target) { |
| animation-duration: 300s; |
| } |
| </style> |
| |
| <div id=first></div> |
| |
| <script> |
| promise_test(async t => { |
| assert_implements(document.startViewTransition, "Missing document.startViewTransition"); |
| return new Promise(async (resolve, reject) => { |
| let transition = document.startViewTransition(() => { |
| let foo = bar; |
| }); |
| |
| let readyRejected = false; |
| transition.ready.then(reject, () => { readyRejected = true; }); |
| |
| let domUpdateRejected = false; |
| transition.updateCallbackDone.then(reject, () => { domUpdateRejected = true; }); |
| transition.finished.then(reject, () => { |
| assert_true(readyRejected, "ready not rejected"); |
| assert_true(domUpdateRejected, "dom update not rejected"); |
| resolve(); |
| }); |
| }); |
| }, "transition skipped because callback has invalid syntax"); |
| </script> |
