| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Test that frame removal cancels its revalidations</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <body> |
| <script> |
| function wait25ms(test) { |
| return new Promise(resolve => { |
| test.step_timeout(() => { |
| resolve(); |
| }, 25); |
| }); |
| } |
| |
| async_test(function(t) { |
| var request_token = token(); |
| const url = `resources/stale-frame.py?token=` + request_token |
| |
| // first frame load |
| let frame = document.createElement("iframe"); |
| frame.src = url; |
| frame.onload = () => { |
| // second frame load, triggers revalidation |
| let frame2 = document.createElement("iframe"); |
| frame2.src = url; |
| frame2.onload = async () => { |
| while (true) { |
| const revalidation_check = await fetch(`resources/stale-frame.py?query&token=` + request_token); |
| if (revalidation_check.headers.get('Count') == '1') |
| break; |
| await wait25ms(t); |
| } |
| // remove frame, canceling revalidation |
| frame2.remove(); |
| // third frame load, triggers new revalidation |
| let frame3 = document.createElement("iframe"); |
| frame3.src = url; |
| frame3.onload = async () => { |
| while (true) { |
| const revalidation_check = await fetch(`resources/stale-frame.py?query&token=` + request_token); |
| if (revalidation_check.headers.get('Count') == '2') |
| t.done(); |
| await wait25ms(t); |
| } |
| } |
| document.body.appendChild(frame3); |
| } |
| document.body.appendChild(frame2); |
| } |
| document.body.appendChild(frame); |
| }, 'Frame removal should cancel its revalidations'); |
| </script> |
| </body> |
