| <!DOCTYPE html> |
| <title>Service Worker: timezonechange event</title> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <script src="../serviceworker/resources/test-helpers.js"></script> |
| <script> |
| promise_test(t => { |
| const script = 'resources/service-worker-timezonechange.js'; |
| const scope = 'resources/blank.html'; |
| let worker; |
| let port; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(registration => { |
| t.add_cleanup(() => registration.unregister()); |
| worker = registration.installing; |
| |
| const messageChannel = new MessageChannel(); |
| port = messageChannel.port1; |
| return new Promise(resolve => { |
| port.onmessage = resolve; |
| worker.postMessage({port: messageChannel.port2}, |
| [messageChannel.port2]); |
| }); |
| }) |
| .then(e => { |
| assert_equals(e.data, 'READY'); |
| // Change the timezone once the service worker is ready. |
| internals.setSystemTimeZone('Asia/Taipei'); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| assert_equals(e.data, 'SUCCESS'); |
| }); |
| }, 'timezonechange event work in ServiceWorker'); |
| </script> |
