52 lines
2.0 KiB
Haskell
52 lines
2.0 KiB
Haskell
{-# LANGUAGE CPP #-}
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module InfoSpec where
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import Control.Applicative ((<$>))
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import Data.List (isPrefixOf)
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import Language.Haskell.GhcMod
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#if __GLASGOW_HASKELL__ < 706
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import System.Environment.Executable (getExecutablePath)
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#else
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import System.Environment (getExecutablePath)
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#endif
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import System.FilePath
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import Test.Hspec
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import TestUtils
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spec :: Spec
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spec = do
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describe "types" $ do
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it "shows types of the expression and its outers" $ do
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let tdir = "test/data/ghc-mod-check"
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res <- runD' tdir $ types "lib/Data/Foo.hs" 9 5
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res `shouldBe` "9 5 11 40 \"Int -> a -> a -> a\"\n7 1 11 40 \"Int -> Integer\"\n"
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it "works with a module using TemplateHaskell" $ do
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let tdir = "test/data/template-haskell"
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res <- runD' tdir $ types "Bar.hs" 5 1
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res `shouldBe` unlines ["5 1 5 20 \"[Char]\""]
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it "works with a module that imports another module using TemplateHaskell" $ do
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let tdir = "test/data/template-haskell"
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res <- runD' tdir $ types "ImportsTH.hs" 3 8
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res `shouldBe` unlines ["3 8 3 16 \"String -> IO ()\"", "3 8 3 20 \"IO ()\"", "3 1 3 20 \"IO ()\""]
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describe "info" $ do
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it "works for non exported functions" $ do
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let tdir = "test/data/non-exported"
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res <- runD' tdir $ info "Fib.hs" $ Expression "fib"
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res `shouldSatisfy` ("fib :: Int -> Int" `isPrefixOf`)
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it "works with a module using TemplateHaskell" $ do
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let tdir = "test/data/template-haskell"
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res <- runD' tdir $ info "Bar.hs" $ Expression "foo"
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res `shouldSatisfy` ("foo :: ExpQ" `isPrefixOf`)
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it "works with a module that imports another module using TemplateHaskell" $ do
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let tdir = "test/data/template-haskell"
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res <- runD' tdir $ info "ImportsTH.hs" $ Expression "bar"
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res `shouldSatisfy` ("bar :: [Char]" `isPrefixOf`)
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getDistDir :: IO FilePath
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getDistDir = takeDirectory . takeDirectory . takeDirectory <$> getExecutablePath
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