Maintanance performed the check. One in the cockpit, one outside.
Problem was, they were in a hurry, and only did the check from the right Stick. Contributing factor was lack of personell and the night shift.
I remember that, when turning your head, and smashing your nose to the maximum towards the window, rolling your eyeballs beyond normal operational range, you actually could see the ailorons and the outboard spoilers on an A320 (a lot more on an A319, and at least the ailorons on A321).
I have to admit, that my nose is rather short, but not very flexible. Depending on the shape and consistence of your nose and the mobility of your eyes the above mentioned observations may vary a little
