module Spec where import Hedgehog ( forAll, property, tripping, ) import qualified Data.Binary as Binary import Data.Binary.Get (ByteOffset) import qualified Data.ByteString.Lazy as LB import Generators (shareHashChains, shares) import System.IO (hSetEncoding, stderr, stdout, utf8) import Test.Tasty (TestTree, defaultMain, testGroup) import Test.Tasty.Hedgehog (testProperty) tests :: TestTree tests = testGroup "SSK" [ testProperty "Hash chain round-trips through bytes" $ property $ do hashChain <- forAll shareHashChains tripping hashChain Binary.encode decode' , testProperty "Share round-trips through bytes" $ property $ do share <- forAll shares tripping share Binary.encode decode' ] where decode' :: Binary.Binary b => LB.ByteString -> Either (LB.ByteString, ByteOffset, String) b decode' = ((\(_, _, a) -> a) <$>) . Binary.decodeOrFail main :: IO () main = do -- Hedgehog writes some non-ASCII and the whole test process will die if -- it can't be encoded. Increase the chances that all of the output can -- be encoded by forcing the use of UTF-8 (overriding the LANG-based -- choice normally made). hSetEncoding stdout utf8 hSetEncoding stderr utf8 defaultMain tests