| <!DOCTYPE html> | |
| <script src="../resources/testharness.js"></script> | |
| <script src="../resources/testharnessreport.js"></script> | |
| <div style="width:100px;height:100px"><iframe></iframe></div> | |
| <script> | |
| async_test(t => { | |
| let div = document.querySelector('div'); | |
| let iframe = document.querySelector('iframe'); | |
| new ResizeObserver(entries => { | |
| iframe.remove(); | |
| }).observe(div); | |
| div.style.width = "200px"; | |
| // No crash is success | |
| requestAnimationFrame(() => { t.done(); }); | |
| }); | |
| </script> |