diff options
Diffstat (limited to 'tests/unit-tests/parsetests.hs')
-rw-r--r-- | tests/unit-tests/parsetests.hs | 125 |
1 files changed, 55 insertions, 70 deletions
diff --git a/tests/unit-tests/parsetests.hs b/tests/unit-tests/parsetests.hs index 0192ebfc..4a6c8d90 100644 --- a/tests/unit-tests/parsetests.hs +++ b/tests/unit-tests/parsetests.hs @@ -1,83 +1,68 @@ {-# LANGUAGE StandaloneDeriving, FlexibleInstances, UndecidableInstances, IncoherentInstances #-} {-# OPTIONS_GHC -fno-warn-orphans #-} -module Main (main) where +module Main (main, spec) 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 +import Test.Hspec +import RdrName (RdrName) +import DynFlags (DynFlags, defaultDynFlags) +import Haddock.Lex (tokenise) +import Haddock.Parse (parseParas) +import Haddock.Types +import Outputable +import Data.Monoid + +dynFlags :: DynFlags +dynFlags = defaultDynFlags (error "dynFlags for Haddock tests: undefined") instance Outputable a => Show a where - show = showSDoc . ppr + show = showSDoc dynFlags . 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 +parse :: String -> Maybe (Doc RdrName) +parse s = parseParas $ tokenise dynFlags s (0,0) main :: IO () -main = do - _ <- runTestTT $ TestList $ map toTestCase tests - return (); - where +main = hspec spec + +spec :: Spec +spec = do + describe "parseParas" $ do + + it "parses a paragraph" $ do + parse "foobar" `shouldBe` (Just . DocParagraph . DocString) "foobar\n" + + context "when parsing an example" $ do + + it "requires an example to be separated from a previous paragrap by an empty line" $ do + parse "foobar\n\n>>> fib 10\n55" `shouldBe` + (Just $ DocAppend (DocParagraph $ DocString "foobar\n") (DocExamples $ [Example "fib 10" ["55"]])) - toTestCase :: ParseTest -> Test - toTestCase (ParseTest s r) = TestCase $ assertEqual s r (parse s) + -- parse error + parse "foobar\n>>> fib 10\n55" `shouldBe` Nothing - parse :: String -> Maybe (Doc RdrName) - parse s = parseParas $ tokenise (defaultDynFlags undefined) s (0,0) + it "parses a result line that only contains <BLANKLINE> as an emptly line" $ do + parse ">>> putFooBar\nfoo\n<BLANKLINE>\nbar" `shouldBe` + (Just $ DocExamples $ [Example "putFooBar" ["foo","","bar"]]) + + context "when parsing a code block" $ do + it "requires a code blocks to be separated from a previous paragrap by an empty line" $ do + parse "foobar\n\n> some code" `shouldBe` + Just (DocAppend (DocParagraph (DocString "foobar\n")) (DocCodeBlock (DocString " some code\n"))) + + -- parse error + parse "foobar\n> some code" `shouldBe` Nothing + + + context "when parsing a URL" $ do + it "parses a URL" $ do + parse "<http://example.com/>" `shouldBe` + (Just . DocParagraph $ hyperlink "http://example.com/" Nothing `mappend` DocString "\n") + + it "accepts an optional label" $ do + parse "<http://example.com/ some link>" `shouldBe` + (Just . DocParagraph $ hyperlink "http://example.com/" (Just "some link") `mappend` DocString "\n") + where + hyperlink :: String -> Maybe String -> Doc RdrName + hyperlink url = DocHyperlink . Hyperlink url |