| <!DOCTYPE html> |
| <title>View transitions: no crash with view-transitions in massive iframe</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:roger.johannesson@xperi.com"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| iframe { width: 40000px; height: 40000px } |
| </style> |
| |
| <iframe></iframe> |
| |
| <script> |
| promise_test(async t => { |
| const iframeDoc = document.getElementsByTagName("iframe")[0].contentDocument; |
| assert_implements(iframeDoc.startViewTransition, "Missing document.startViewTransition in iframe"); |
| const transition = iframeDoc.startViewTransition(); |
| try { await transition.ready; } catch {} |
| }, "startViewTransition in massive iframe shouldn't crash."); |
| </script> |
