Tests that toggling `pointer-events: none;` doesn't prevent scrolling.

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


PASS window.scrollY is 0
PASS outerScrollElement.scrollTop is 0
PASS innerScrollElement.scrollTop is 0
Disabling pointer events...
PASS window.scrollY is non-zero.
PASS outerScrollElement.scrollTop is 0
PASS innerScrollElement.scrollTop is 0
Enabling pointer events...
PASS window.scrollY is 0
PASS outerScrollElement.scrollTop is 0
PASS innerScrollElement.scrollTop is non-zero.
PASS successfullyParsed is true

TEST COMPLETE