1 This tests that negative scrollTop and scrollLeft values are clamped to zero.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS attemptScroll(0, 0) is '0,0'
7 PASS attemptScroll(50, 50) is '50,50'
8 PASS attemptScroll(-50, -50) is '0,0'
9 PASS successfullyParsed is true