cryptonite/tests/Padding.hs
2015-08-18 12:03:05 +01:00

27 lines
743 B
Haskell

{-# LANGUAGE OverloadedStrings #-}
module Padding (tests) where
import qualified Data.ByteString as B
import Imports
import Crypto.Error
import Crypto.Data.Padding
cases =
[ ("abcdef", 8, "abcdef\x02\x02")
, ("abcd", 4, "abcd\x04\x04\x04\x04")
, ("xyze", 5, "xyze\x01")
]
--instance Arbitrary where
testPad :: Int -> (B.ByteString, Int, B.ByteString) -> TestTree
testPad n (inp, sz, padded) =
testCase (show n) $ propertyHoldCase [ eqTest "padded" padded (pad (PKCS7 sz) inp)
, eqTest "unpadded" (Just inp) (unpad (PKCS7 sz) padded)
]
tests = testGroup "Padding"
[ testGroup "Cases" $ map (uncurry testPad) (zip [1..] cases)
]