1 Tests that document.createEvent() properly constructs and initializes a WheelEvent.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS wheelEvent.deltaX is 0
7 PASS wheelEvent.deltaY is 0
8 PASS wheelEvent.deltaZ is 0
9 PASS wheelEvent.deltaMode is 0
10 PASS successfullyParsed is true