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streamly/test/Streamly/Test/Data/Array.hs
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1-- |
2-- Module : Streamly.Test.Data.Array
3-- Copyright : (c) 2019 Composewell Technologies
4-- License : BSD-3-Clause
5-- Maintainer : streamly@composewell.com
6-- Stability : experimental
7-- Portability : GHC
9module Streamly.Test.Data.Array (main) where
11#include "Streamly/Test/Data/Array/CommonImports.hs"
13import qualified Streamly.Internal.Data.Array as A
15type Array = A.Array
17moduleName :: String
18moduleName = "Data.Array"
20#include "Streamly/Test/Data/Array/Common.hs"
22testFromStreamToStream :: Property
23testFromStreamToStream = genericTestFromTo (const A.fromStream) A.toStream (==)
25testFoldUnfold :: Property
26testFoldUnfold = genericTestFromTo (const (S.fold A.write)) (S.unfold A.read) (==)
28testFromList :: Property
29testFromList =
30 forAll (choose (0, maxArrLen)) $ \len ->
31 forAll (vectorOf len (arbitrary :: Gen Int)) $ \list ->
32 monadicIO $ do
33 let arr = A.fromList list
34 xs <- run $ S.fold Fold.toList $ S.unfold A.read arr
35 assert (xs == list)
37testLengthFromStream :: Property
38testLengthFromStream = genericTestFrom (const A.fromStream)
40testReadShowInstance :: Property
41testReadShowInstance =
42 forAll (choose (0, maxArrLen)) $ \len ->
43 forAll (vectorOf len (arbitrary :: Gen Int)) $ \list ->
44 monadicIO $ do
45 let arr = A.fromList list
46 assert (A.toList (read (show arr)) == list)
49main :: IO ()
50main =
51 hspec $
52 H.parallel $
53 modifyMaxSuccess (const maxTestCount) $ do
54 describe moduleName $ do
55 commonMain
56 describe "Construction" $ do
57 prop "length . fromStream === n" testLengthFromStream
58 prop "toStream . fromStream === id" testFromStreamToStream
59 prop "read . write === id" testFoldUnfold
60 prop "fromList" testFromList
61 prop "testReadShowInstance" testReadShowInstance