module Web.Routes.QuickCheck where

import qualified Data.Text.Encoding as Text
import Web.Routes.PathInfo (PathInfo, toPathInfo, fromPathInfo)

-- | test that a 'PathInfo' instance is valid
--
-- Generates 'Arbitrary' 'url' values and checks that:
--
--    fromPathInfo . toPathInfo == id
--
pathInfoInverse_prop :: (Eq url, PathInfo url) => url -> Bool
pathInfoInverse_prop :: forall url. (Eq url, PathInfo url) => url -> Bool
pathInfoInverse_prop url
url =
    case (forall url. PathInfo url => ByteString -> Either String url
fromPathInfo forall a b. (a -> b) -> a -> b
$ Text -> ByteString
Text.encodeUtf8 forall a b. (a -> b) -> a -> b
$ forall url. PathInfo url => url -> Text
toPathInfo url
url) of
      Right url
url' -> url
url forall a. Eq a => a -> a -> Bool
== url
url'
      Either String url
_ -> Bool
False