symantic-lib/test/HUnit/Foldable.hs

   1 {-# OPTIONS_GHC -fno-warn-missing-signatures #-}
   2 module HUnit.Foldable where
   3
   4 import Test.Tasty
   5 import Control.Applicative (Applicative)
   6 import Data.Either (Either(..))
   7 import Data.Foldable (Foldable)
   8 import Data.Int (Int)
   9 import Data.Proxy (Proxy(..))
  10 import Prelude (Integer)
  11
  12 import Language.Symantic.Lib
  13 import Testing.Compiling
  14
  15 type SS =
  16  [ Proxy (->)
  17  , Proxy Int
  18  , Proxy Integer
  19  , Proxy []
  20  , Proxy ()
  21  , Proxy (,)
  22  , Proxy Foldable
  23  ]
  24 (==>) = readTe @() @SS
  25
  26 hunits :: TestTree
  27 hunits = testGroup "Foldable"
  28  [ {-"[]" ==> Right (tyList (tyVar "a" varZ), [], "[]")
  29  ,-} "[1, 2, 3]" ==> Right (tyList tyInteger, [1, 2, 3], "1 : 2 : 3 : []")
  30  , "1 : 2 : 3 : []" ==> Right (tyList tyInteger, [1, 2, 3], "1 : 2 : 3 : []")
  31  , "foldMap (\\(x0:Integer) -> [x0, x0]) [1, 2, 3]" ==> Right
  32          ( tyList tyInteger
  33          , [1, 1, 2, 2, 3, 3]
  34          , "foldMap (\\x0 -> x0 : x0 : []) (1 : 2 : 3 : [])" )
  35  ]