| <body></body> |
| <script> |
| window.onload = function() { |
| bc1 = new BroadcastChannel('no-cross-origin-messages'); |
| bc2 = new BroadcastChannel('no-cross-origin-messages'); |
| bc2.onmessage = e => { |
| parent.postMessage('done', "*"); |
| }; |
| // Post a message on bc1 and once we receive it in bc2, we know that the |
| // message should have been sent to bc0 if messages were being passed |
| // across origin (assuming compliance with the spec regarding message |
| // delivery in port creation order). |
| bc1.postMessage('ignition'); |
| } |
| </script> |
