54 lines
2.4 KiB
Haskell
54 lines
2.4 KiB
Haskell
module CradleSpec where
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import Control.Applicative
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import Data.List (isSuffixOf)
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import Language.Haskell.GhcMod.Cradle
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import Language.Haskell.GhcMod.Types
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import System.Directory (canonicalizePath,getCurrentDirectory)
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import System.FilePath ((</>), pathSeparator)
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import Test.Hspec
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import Dir
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spec :: Spec
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spec = do
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describe "findCradle" $ do
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it "returns the current directory" $ do
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withDirectory_ "/" $ do
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curDir <- stripLastDot <$> canonicalizePath "/"
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res <- findCradle
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cradleCurrentDir res `shouldBe` curDir
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cradleRootDir res `shouldBe` curDir
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cradleCabalFile res `shouldBe` Nothing
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cradlePkgDbStack res `shouldBe` [GlobalDb,UserDb]
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it "finds a cabal file and a sandbox" $ do
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cwd <- getCurrentDirectory
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withDirectory "test/data/subdir1/subdir2" $ \dir -> do
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res <- relativeCradle dir <$> findCradle
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cradleCurrentDir res `shouldBe` "test" </> "data" </> "subdir1" </> "subdir2"
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cradleRootDir res `shouldBe` "test" </> "data"
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cradleCabalFile res `shouldBe` Just ("test" </> "data" </> "cabalapi.cabal")
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cradlePkgDbStack res `shouldBe` [GlobalDb, PackageDb (cwd </> "test/data/.cabal-sandbox/i386-osx-ghc-7.6.3-packages.conf.d")]
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it "works even if a sandbox config file is broken" $ do
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withDirectory "test/data/broken-sandbox" $ \dir -> do
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res <- relativeCradle dir <$> findCradle
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cradleCurrentDir res `shouldBe` "test" </> "data" </> "broken-sandbox"
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cradleRootDir res `shouldBe` "test" </> "data" </> "broken-sandbox"
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cradleCabalFile res `shouldBe` Just ("test" </> "data" </> "broken-sandbox" </> "dummy.cabal")
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cradlePkgDbStack res `shouldBe` [GlobalDb, UserDb]
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relativeCradle :: FilePath -> Cradle -> Cradle
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relativeCradle dir cradle = cradle {
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cradleCurrentDir = toRelativeDir dir $ cradleCurrentDir cradle
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, cradleRootDir = toRelativeDir dir $ cradleRootDir cradle
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, cradleCabalFile = toRelativeDir dir <$> cradleCabalFile cradle
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}
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-- Work around GHC 7.2.2 where `canonicalizePath "/"` returns "/.".
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stripLastDot :: FilePath -> FilePath
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stripLastDot path
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| (pathSeparator:'.':"") `isSuffixOf` path = init path
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| otherwise = path
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