| <!DOCTYPE html> |
| <title>Test frame detach in shared worker's error handler</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <body> |
| <iframe id="frame"></iframe> |
| </body> |
| <script> |
| promise_test(t => { |
| const frame = document.getElementById('frame'); |
| |
| const promise = new Promise(resolve => { |
| window.detachFrame = () => { |
| frame.remove(); |
| resolve(); |
| }; |
| }); |
| |
| // Start a new worker with an invalid script in the frame, and detach the |
| // frame in the worker's error handler. This shouldn't crash. |
| const s = frame.contentWindow.document.createElement('script'); |
| s.innerHTML = "const worker = new SharedWorker('error');" + |
| "worker.onerror = () => { window.parent.detachFrame(); };"; |
| frame.contentWindow.document.body.appendChild(s); |
| |
| return promise; |
| }); |
| </script> |
