module Tests.Bundle ( tests ) where import Boilerplater import Utilities hiding (limitUnfolds) import qualified Data.Vector.Fusion.Bundle as S import Test.QuickCheck import Test.Tasty import Test.Tasty.QuickCheck hiding (testProperties) import Text.Show.Functions () import Data.List (foldl', foldl1', unfoldr, find, findIndex) -- migration from testframework to tasty type Test = TestTree #define COMMON_CONTEXT(a) \ VANILLA_CONTEXT(a) #define VANILLA_CONTEXT(a) \ Eq a, Show a, Arbitrary a, CoArbitrary a, TestData a, Model a ~ a, EqTest a ~ Property testSanity :: forall v a. (COMMON_CONTEXT(a)) => S.Bundle v a -> [Test] testSanity _ = [ testProperty "fromList.toList == id" prop_fromList_toList, testProperty "toList.fromList == id" prop_toList_fromList ] where prop_fromList_toList :: P (S.Bundle v a -> S.Bundle v a) = (S.fromList . S.toList) `eq` id prop_toList_fromList :: P ([a] -> [a]) = (S.toList . (S.fromList :: [a] -> S.Bundle v a)) `eq` id testPolymorphicFunctions :: forall v a. (COMMON_CONTEXT(a)) => S.Bundle v a -> [Test] testPolymorphicFunctions _ = $(testProperties [ 'prop_eq, 'prop_length, 'prop_null, 'prop_empty, 'prop_singleton, 'prop_replicate, 'prop_cons, 'prop_snoc, 'prop_append, 'prop_head, 'prop_last, 'prop_index, 'prop_extract, 'prop_init, 'prop_tail, 'prop_take, 'prop_drop, 'prop_map, 'prop_zipWith, 'prop_zipWith3, 'prop_filter, 'prop_takeWhile, 'prop_dropWhile, 'prop_elem, 'prop_notElem, 'prop_find, 'prop_findIndex, 'prop_foldl, 'prop_foldl1, 'prop_foldl', 'prop_foldl1', 'prop_foldr, 'prop_foldr1, 'prop_prescanl, 'prop_prescanl', 'prop_postscanl, 'prop_postscanl', 'prop_scanl, 'prop_scanl', 'prop_scanl1, 'prop_scanl1', 'prop_concatMap, 'prop_unfoldr ]) where -- Prelude prop_eq :: P (S.Bundle v a -> S.Bundle v a -> Bool) = (==) `eq` (==) prop_length :: P (S.Bundle v a -> Int) = S.length `eq` length prop_null :: P (S.Bundle v a -> Bool) = S.null `eq` null prop_empty :: P (S.Bundle v a) = S.empty `eq` [] prop_singleton :: P (a -> S.Bundle v a) = S.singleton `eq` singleton prop_replicate :: P (Int -> a -> S.Bundle v a) = (\n _ -> n < 1000) ===> S.replicate `eq` replicate prop_cons :: P (a -> S.Bundle v a -> S.Bundle v a) = S.cons `eq` (:) prop_snoc :: P (S.Bundle v a -> a -> S.Bundle v a) = S.snoc `eq` snoc prop_append :: P (S.Bundle v a -> S.Bundle v a -> S.Bundle v a) = (S.++) `eq` (++) prop_head :: P (S.Bundle v a -> a) = not . S.null ===> S.head `eq` head prop_last :: P (S.Bundle v a -> a) = not . S.null ===> S.last `eq` last prop_index = \xs -> not (S.null xs) ==> forAll (choose (0, S.length xs-1)) $ \i -> unP prop xs i where prop :: P (S.Bundle v a -> Int -> a) = (S.!!) `eq` (!!) prop_extract = \xs -> forAll (choose (0, S.length xs)) $ \i -> forAll (choose (0, S.length xs - i)) $ \n -> unP prop i n xs where prop :: P (Int -> Int -> S.Bundle v a -> S.Bundle v a) = S.slice `eq` slice prop_tail :: P (S.Bundle v a -> S.Bundle v a) = not . S.null ===> S.tail `eq` tail prop_init :: P (S.Bundle v a -> S.Bundle v a) = not . S.null ===> S.init `eq` init prop_take :: P (Int -> S.Bundle v a -> S.Bundle v a) = S.take `eq` take prop_drop :: P (Int -> S.Bundle v a -> S.Bundle v a) = S.drop `eq` drop prop_map :: P ((a -> a) -> S.Bundle v a -> S.Bundle v a) = S.map `eq` map prop_zipWith :: P ((a -> a -> a) -> S.Bundle v a -> S.Bundle v a -> S.Bundle v a) = S.zipWith `eq` zipWith prop_zipWith3 :: P ((a -> a -> a -> a) -> S.Bundle v a -> S.Bundle v a -> S.Bundle v a -> S.Bundle v a) = S.zipWith3 `eq` zipWith3 prop_filter :: P ((a -> Bool) -> S.Bundle v a -> S.Bundle v a) = S.filter `eq` filter prop_takeWhile :: P ((a -> Bool) -> S.Bundle v a -> S.Bundle v a) = S.takeWhile `eq` takeWhile prop_dropWhile :: P ((a -> Bool) -> S.Bundle v a -> S.Bundle v a) = S.dropWhile `eq` dropWhile prop_elem :: P (a -> S.Bundle v a -> Bool) = S.elem `eq` elem prop_notElem :: P (a -> S.Bundle v a -> Bool) = S.notElem `eq` notElem prop_find :: P ((a -> Bool) -> S.Bundle v a -> Maybe a) = S.find `eq` find prop_findIndex :: P ((a -> Bool) -> S.Bundle v a -> Maybe Int) = S.findIndex `eq` findIndex prop_foldl :: P ((a -> a -> a) -> a -> S.Bundle v a -> a) = S.foldl `eq` foldl prop_foldl1 :: P ((a -> a -> a) -> S.Bundle v a -> a) = notNullS2 ===> S.foldl1 `eq` foldl1 prop_foldl' :: P ((a -> a -> a) -> a -> S.Bundle v a -> a) = S.foldl' `eq` foldl' prop_foldl1' :: P ((a -> a -> a) -> S.Bundle v a -> a) = notNullS2 ===> S.foldl1' `eq` foldl1' prop_foldr :: P ((a -> a -> a) -> a -> S.Bundle v a -> a) = S.foldr `eq` foldr prop_foldr1 :: P ((a -> a -> a) -> S.Bundle v a -> a) = notNullS2 ===> S.foldr1 `eq` foldr1 prop_prescanl :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.prescanl `eq` prescanl prop_prescanl' :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.prescanl' `eq` prescanl prop_postscanl :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.postscanl `eq` postscanl prop_postscanl' :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.postscanl' `eq` postscanl prop_scanl :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.scanl `eq` scanl prop_scanl' :: P ((a -> a -> a) -> a -> S.Bundle v a -> S.Bundle v a) = S.scanl' `eq` scanl prop_scanl1 :: P ((a -> a -> a) -> S.Bundle v a -> S.Bundle v a) = notNullS2 ===> S.scanl1 `eq` scanl1 prop_scanl1' :: P ((a -> a -> a) -> S.Bundle v a -> S.Bundle v a) = notNullS2 ===> S.scanl1' `eq` scanl1 prop_concatMap = forAll arbitrary $ \xs -> forAll (sized (\n -> resize (n `div` S.length xs) arbitrary)) $ \f -> unP prop f xs where prop :: P ((a -> S.Bundle v a) -> S.Bundle v a -> S.Bundle v a) = S.concatMap `eq` concatMap limitUnfolds f (theirs, ours) | ours >= 0 , Just (out, theirs') <- f theirs = Just (out, (theirs', ours - 1)) | otherwise = Nothing prop_unfoldr :: P (Int -> (Int -> Maybe (a,Int)) -> Int -> S.Bundle v a) = (\n f a -> S.unfoldr (limitUnfolds f) (a, n)) `eq` (\n f a -> unfoldr (limitUnfolds f) (a, n)) testBoolFunctions :: forall v. S.Bundle v Bool -> [Test] testBoolFunctions _ = $(testProperties ['prop_and, 'prop_or ]) where prop_and :: P (S.Bundle v Bool -> Bool) = S.and `eq` and prop_or :: P (S.Bundle v Bool -> Bool) = S.or `eq` or testBundleFunctions = testSanity (undefined :: S.Bundle v Int) ++ testPolymorphicFunctions (undefined :: S.Bundle v Int) ++ testBoolFunctions (undefined :: S.Bundle v Bool) tests = [ testGroup "Data.Vector.Fusion.Bundle" testBundleFunctions ]