[ sum` [1 .. 5] == sum [1 .. 5]\r
, prod` [1 .. 5] == prod [1 .. 5]\r
, flatten` [[],[1],[1,2],[1,2,3]] == flatten [[],[1],[1,2],[1,2,3]]\r
, reverse` [1 .. 5] == reverse [1 .. 5]\r
, takeWhile` ((<>) 0) [1,2,3,0,4,5,6] == takeWhile ((<>) 0) [1,2,3,0,4,5,6]\r
, maxList` [1 .. 5] == maxList [1 .. 5]\r
[ sum` [1 .. 5] == sum [1 .. 5]\r
, prod` [1 .. 5] == prod [1 .. 5]\r
, flatten` [[],[1],[1,2],[1,2,3]] == flatten [[],[1],[1,2],[1,2,3]]\r
, reverse` [1 .. 5] == reverse [1 .. 5]\r
, takeWhile` ((<>) 0) [1,2,3,0,4,5,6] == takeWhile ((<>) 0) [1,2,3,0,4,5,6]\r
, maxList` [1 .. 5] == maxList [1 .. 5]\r