| <!doctype html> | |
| <script> | |
| // An iframe that starts a nested worker. Our parent frame (the test page) calls | |
| // fetch_in_worker() to ask the nested worker to perform a fetch to see whether | |
| // it's controlled by a service worker. | |
| var worker = new Worker('./claim-nested-worker-fetch-parent-worker.js'); | |
| function fetch_in_worker(url) { | |
| return new Promise((resolve) => { | |
| worker.onmessage = (event) => { | |
| resolve(event.data); | |
| }; | |
| worker.postMessage(url); | |
| }); | |
| } | |
| </script> |