1 Test ensures that frame scroll position is not prematurely clamped and restored before load event fires.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 Scroll position should not be clamped and restored while frame is loading
7 PASS document.scrollingElement.scrollLeft is 0
8 PASS document.scrollingElement.scrollTop is 0
9 PASS document.scrollingElement.scrollLeft is 5000
10 PASS document.scrollingElement.scrollTop is 5001
11 PASS successfullyParsed is true