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|
module Unlambda.Test (
parserTests,
interpreterTests,
tests,
ioTests
) where
import Test.HUnit
import Text.Parsec.Error
import Control.Monad
import System.IO.Silently
import Unlambda.Types
import Unlambda.Parser
import Unlambda.Interpreter
instance Eq Text.Parsec.Error.ParseError
parser0 = (Right S) ~=? (parseUnlambda "s")
parser1 = (Right K) ~=? (parseUnlambda "k")
parser2 = (Right I) ~=? (parseUnlambda "i")
parser3 = (Right V) ~=? (parseUnlambda "v")
parser4 = (Right R) ~=? (parseUnlambda "r")
parser5 = (Right D) ~=? (parseUnlambda "d")
parser6 = (Right C) ~=? (parseUnlambda "c")
parser7 = (Right E) ~=? (parseUnlambda "e")
parser8 = (Right (App S K)) ~=? (parseUnlambda "`sk")
parser9 = (Right (Dot 'c')) ~=? (parseUnlambda ".c")
parser10 = (Right (Compare '?')) ~=? (parseUnlambda "??")
parser11 = (Right Bar) ~=? (parseUnlambda "|")
parser12 = (Right Reed) ~=? (parseUnlambda "@")
interpretString :: String -> IO (Maybe (String,UnlambdaTerm))
interpretString input =
let t = parseUnlambda input
in case t of
Left _ -> return Nothing
Right term -> do
c <- capture (unlambda term)
return (Just c)
interpreter0 = (liftM2 (~=?))
(return (Just ("\n", R)) )
(interpretString "``cir")
interpreter1 = (liftM2 (~=?))
(return (Just ("", I)) )
(interpretString "`c``s`kr``si`ki")
interpreter2 = (liftM2 (~=?))
(return (Just ("", Promise (App R I))) )
(interpretString "`d`ri")
interpreter3 = (liftM2 (~=?))
(return (Just ("\n", Promise I)) )
(interpretString "``dd`ri")
parserTests :: Test
parserTests = TestList [parser0, parser1, parser2, parser3, parser4, parser5, parser6, parser7, parser8
,parser9, parser10, parser11, parser12]
interpreterTests :: IO Test
interpreterTests = do
t0 <- interpreter0
t1 <- interpreter1
t2 <- interpreter2
t3 <- interpreter3
return (TestList [t0,t1,t2,t3])
tests :: Test
tests = parserTests
ioTests :: IO Test
ioTests = interpreterTests
|
