Dispatch mouse click events in each column and check the result. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS successfullyParsed is true TEST COMPLETE PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY PASS event.target.id is event.expectedElementID PASS event.offsetX is event.expectedOffsetX PASS event.offsetY is event.expectedOffsetY first second third fourth fifth sixth