| Tests that overflow scrolls on the root frame are animated. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS window.scrollY is not document.body.scrollHeight - window.innerHeight | |
| PASS window.scrollY is > 0 | |
| PASS window.scrollY is > prevScrollY | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |