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{-# LANGUAGE StandaloneDeriving, FlexibleInstances, UndecidableInstances, IncoherentInstances #-}
{-# OPTIONS_GHC -fno-warn-orphans #-}
module Main (main) where
import Test.HUnit
import RdrName (RdrName)
import DynFlags (defaultDynFlags)
import Haddock.Lex (tokenise)
import Haddock.Parse (parseParas)
import Haddock.Types
import Outputable
import Data.Monoid
instance Outputable a => Show a where
show = showSDoc . ppr
deriving instance Show a => Show (Doc a)
deriving instance Eq a =>Eq (Doc a)
data ParseTest = ParseTest {
input :: String
, result :: (Maybe (Doc RdrName))
}
tests :: [ParseTest]
tests = [
ParseTest {
input = "foobar"
, result = Just $ DocParagraph $ DocString "foobar\n"
}
, ParseTest {
input = "foobar\n\n>>> fib 10\n55"
, result = Just $ DocAppend (DocParagraph $ DocString "foobar\n") (DocExamples $ [Example "fib 10" ["55"]])
}
, ParseTest {
input = "foobar\n>>> fib 10\n55"
, result = Nothing -- parse error
}
, ParseTest {
input = "foobar\n\n> some code"
, result = Just (DocAppend (DocParagraph (DocString "foobar\n")) (DocCodeBlock (DocString " some code\n")))
}
, ParseTest {
input = "foobar\n> some code"
, result = Nothing -- parse error
}
-- test <BLANKLINE> support
, ParseTest {
input = ">>> putFooBar\nfoo\n<BLANKLINE>\nbar"
, result = Just $ DocExamples $ [Example "putFooBar" ["foo","","bar"]]
}
-- tests for links
, ParseTest {
input = "<http://example.com/>"
, result = Just . DocParagraph $ hyperlink "http://example.com/" Nothing `mappend` DocString "\n"
}
, ParseTest {
input = "<http://example.com/ some link>"
, result = Just . DocParagraph $ hyperlink "http://example.com/" (Just "some link") `mappend` DocString "\n"
}
]
hyperlink :: String -> Maybe String -> Doc RdrName
hyperlink url = DocHyperlink . Hyperlink url
main :: IO ()
main = do
_ <- runTestTT $ TestList $ map toTestCase tests
return ();
where
toTestCase :: ParseTest -> Test
toTestCase (ParseTest s r) = TestCase $ assertEqual s r (parse s)
parse :: String -> Maybe (Doc RdrName)
parse s = parseParas $ tokenise (defaultDynFlags undefined) s (0,0)
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