import QuickSpec main = quickSpec signature { maxTermSize = Just 9 , maxTermDepth = Nothing -- Just 5 , maxTests = Just 500 , constants = [ constant "0" (0 :: Int) , constant "1" (1 :: Int) , constant "True" (True :: Bool) , constant "+" ((+) :: Int -> Int -> Int) , constant "id" (id :: Int -> Int) , constant "abs" (abs :: Int -> Int) , constant "<=" ((<=) :: Int -> Int -> Bool) ] }