{-# LANGUAGE DataKinds #-}
{-# OPTIONS_GHC -fno-warn-missing-signatures #-}
module Compiling.Functor.Test where

import Test.Tasty

import Data.Proxy (Proxy(..))
import Prelude hiding ((&&), not, (||))

import Language.Symantic.Typing
import Language.Symantic.Compiling
import Compiling.Term.Test

-- * Tests
type Ifaces =
 [ Proxy (->)
 , Proxy Bool
 , Proxy Maybe
 , Proxy Functor
 ]
(==>) = test_term_from (Proxy::Proxy Ifaces)

tests :: TestTree
tests = testGroup "Functor"
 [ Syntax "fmap"
	 [ syLam (Syntax "x" []) syBool
		 (Syntax "not" [Syntax "x" []])
	 , syJust [syTrue]
	 ] ==> Right (tyMaybe :$ tyBool, Just False, "fmap (\\x0 -> (\\x1 -> not x1) x0) (Just True)")
 , Syntax "<$"
	 [ syFalse
	 , syJust [syTrue]
	 ] ==> Right (tyMaybe :$ tyBool, Just False, "False <$ Just True")
 ]