| <!DOCTYPE html> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| |
| <style> |
| .spacer { |
| height: 2000px; |
| } |
| </style> |
| |
| <div class="spacer"></div> |
| <iframe id="iframe" src="http://localhost:8000/dom/resources/unthrottling-oopif-dirties-subframe-frame.html"></iframe> |
| |
| <script> |
| async_test(t => { |
| let iframe = document.getElementById("iframe"); |
| iframe.addEventListener("load", evt => { |
| // rAF+timeout to make sure the iframe has been notified that it's throttled. |
| requestAnimationFrame(() => { |
| setTimeout(() => { |
| document.scrollingElement.scrollTop = 10000; |
| // rAF+timeout to wait for the unthrottling notification to be sent to the iframe. |
| requestAnimationFrame(() => { |
| setTimeout(() => { |
| // Ask the iframe to rAF and respond. |
| iframe.contentWindow.postMessage("", "*"); |
| }); |
| }); |
| }); |
| }); |
| }); |
| self.addEventListener("message", evt => { |
| t.step(() => { |
| assert_not_equals(evt.data, "TIMEOUT", "rAF never ran in iframe; did it get unthrottled?"); |
| assert_equals(evt.data, "SUCCESS", "Unknown failure."); |
| }); |
| t.done(); |
| }); |
| }); |
| </script> |
