workbox-background-sync Demo

  1. Open DevTools.
  2. Switch to the Network panel.
  3. Click `Make Fetch request` button below.
  4. Observe that request is successfully completed with status 200.
  5. Disconnect from actual network(Devtools offline does not work for bgsync).
  6. Again, click `Make Fetch request` button below.
  7. Observe that request is abortedd due to no network.
  8. Connect to your network and observe the Network panel in devtools.
  9. Once the network is connected, you will see that the request is retried automatically upon the `sync event.