| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>srcdoc iframe test</title> |
| </head> |
| <body> |
| <iframe srcdoc="<script>window.parent.postMessage(internals.getAgentId(window), '*');</script>"> |
| </iframe> |
| <script> |
| // This test loads an iframe whose content is specified as its srcdoc |
| // attribute. It posts it's agent ID to this frame, and we report the agent |
| // IDs of this frame and the child iframe. |
| // |
| // Success condition: The agent IDs of this frame and the child frame are |
| // the same (the child frame is same-origin as the parent frame, unlike the |
| // data: URL's case. See: |
| // https://html.spec.whatwg.org/C#determining-the-origin ) |
| |
| function onMessage(evt) { |
| let iframeAgentId = evt.data; |
| let message = [ |
| 'srcdoc iframe test', |
| internals.getAgentId(window), |
| iframeAgentId |
| ]; |
| window.parent.postMessage(message, '*'); |
| } |
| |
| window.addEventListener('message', onMessage, {'once': true}); |
| </script> |
| </body> |
| </html> |
