symantic-lib/test/HUnit/Functor.hs

   1 {-# OPTIONS_GHC -fno-warn-missing-signatures #-}
   2 module HUnit.Functor where
   3
   4 import Test.Tasty
   5 import Data.Proxy (Proxy(..))
   6
   7 import Language.Symantic ()
   8 import Language.Symantic.Lib
   9 import Testing.Compiling
  10
  11 type SS =
  12  [ Proxy (->)
  13  , Proxy Bool
  14  , Proxy Functor
  15  , Proxy Integer
  16  , Proxy Maybe
  17  ]
  18 (==>) = readTe @() @SS
  19
  20 hunits :: TestTree
  21 hunits = testGroup "Functor"
  22  [ "fmap not (Just True)" ==> Right (tyMaybe tyBool, Just False, "fmap (\\x0 -> not x0) (Just True)")
  23  , "not `fmap` Just True" ==> Right (tyMaybe tyBool, Just False, "fmap (\\x0 -> not x0) (Just True)")
  24  , "not <$> Just True"    ==> Right (tyMaybe tyBool, Just False, "(\\x0 -> not x0) <$> Just True")
  25  , "False <$ Just True"   ==> Right (tyMaybe tyBool, Just False, "False <$ Just True")
  26  ]