| <!doctype html> |
| <title>dialog element: removing from document after showModal()</title> |
| <link rel=help href="https://html.spec.whatwg.org/multipage/interactive-elements.html#dom-dialog-showmodal"> |
| <link rel=help href="https://fullscreen.spec.whatwg.org/#removing-steps"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <dialog></dialog> |
| <script> |
| async_test(t => { |
| const dialog = document.querySelector('dialog') |
| dialog.showModal() |
| assert_true(dialog.open) |
| // The dialog element is now in top layer. Removing it should synchronously |
| // remove it from top layer, but should leave it in a strange limbo state. |
| dialog.addEventListener('close', t.unreached_func('close event')) |
| dialog.remove() |
| assert_true(dialog.open) |
| // if an event was queued, it would fire before this timeout |
| step_timeout(t.step_func_done(() => { |
| assert_true(dialog.open) |
| // pass if no close event was fired |
| })) |
| }) |
| </script> |
