This tests programming scrolling via element.scrollIntoView to an element inside an iframe position well above the viewport top
WebKit should clamp the scroll top to 0px.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS document.documentElement.scrollTop is 0
PASS visualViewport.pageTop is 0
PASS iframe.contentDocument.documentElement.scrollTop is 0
PASS iframe.contentWindow.visualViewport.pageTop > 900 is true
PASS iframe.contentWindow.visualViewport.pageTop is target.offsetTop + target.offsetHeight - iframe.clientHeight
PASS successfullyParsed is true

TEST COMPLETE