include two_window

call OK mvwaddstr $win2 0 0 "A A"
call OK mvwaddstr $win2 1 0 "  AAA"
call OK wrefresh $win2
call OK wrefresh $win1
compare overlay1.chk

include fill_window_numbers
call OK wrefresh $win1
compare fill_window_numbers.chk

call OK overlay $win2 $win1
call OK wrefresh $win1
compare overlay2.chk