| <html> |
| <iframe id="slow_frame" name="google_ads_iframe" src="/slow?100"></iframe> |
| |
| <script> |
| window.addEventListener('message', function(e) { |
| window.domAutomationController.send(e.data); |
| }); |
| |
| // slow takes 100 seconds to load, plenty of time to overwrite the |
| // provisional load. |
| let iframe = document.getElementById("slow_frame"); |
| let doc = iframe.contentDocument; |
| |
| doc.open(); |
| doc.write("<html>Rewritten. <img src=pixel.png> <img src=pixel2.png> <img src=pixel3.png onload='parent.postMessage("loaded", "*");'></html>"); |
| doc.close(); |
| </script> |
| |
| </html> |
