54 lines
2.3 KiB
Haskell
54 lines
2.3 KiB
Haskell
module InfoSpec where
|
|
|
|
import Data.List (isPrefixOf)
|
|
import Language.Haskell.GhcMod
|
|
import System.Exit
|
|
import System.Process
|
|
import Test.Hspec
|
|
|
|
import Dir
|
|
|
|
spec :: Spec
|
|
spec = do
|
|
describe "typeExpr" $ do
|
|
it "shows types of the expression and its outers" $ do
|
|
withDirectory_ "test/data/ghc-mod-check" $ do
|
|
cradle <- findCradle
|
|
res <- typeExpr defaultOptions cradle "Data/Foo.hs" "Data.Foo" 9 5
|
|
res `shouldBe` "9 5 11 40 \"Int -> a -> a -> a\"\n7 1 11 40 \"Int -> Integer\"\n"
|
|
|
|
it "works with a module using TemplateHaskell" $ do
|
|
withDirectory_ "test/data" $ do
|
|
cradle <- findCradle
|
|
res <- typeExpr defaultOptions cradle "Bar.hs" "Bar" 5 1
|
|
res `shouldBe` unlines ["5 1 5 20 \"[Char]\""]
|
|
|
|
it "works with a module that imports another module using TemplateHaskell" $ do
|
|
withDirectory_ "test/data" $ do
|
|
cradle <- findCradle
|
|
res <- typeExpr defaultOptions cradle "Main.hs" "Main" 3 8
|
|
res `shouldBe` unlines ["3 8 3 16 \"String -> IO ()\"", "3 8 3 20 \"IO ()\"", "3 1 3 20 \"IO ()\""]
|
|
|
|
describe "infoExpr" $ do
|
|
it "works for non-export functions" $ do
|
|
withDirectory_ "test/data" $ do
|
|
cradle <- findCradle
|
|
res <- infoExpr defaultOptions cradle "Info.hs" "Info" "fib"
|
|
res `shouldSatisfy` ("fib :: Int -> Int" `isPrefixOf`)
|
|
|
|
it "works with a module using TemplateHaskell" $ do
|
|
withDirectory_ "test/data" $ do
|
|
cradle <- findCradle
|
|
res <- infoExpr defaultOptions cradle "Bar.hs" "Bar" "foo"
|
|
res `shouldSatisfy` ("foo :: ExpQ" `isPrefixOf`)
|
|
|
|
it "works with a module that imports another module using TemplateHaskell" $ do
|
|
withDirectory_ "test/data" $ do
|
|
cradle <- findCradle
|
|
res <- infoExpr defaultOptions cradle "Main.hs" "Main" "bar"
|
|
res `shouldSatisfy` ("bar :: [Char]" `isPrefixOf`)
|
|
|
|
it "doesn't fail on unicode output" $ do
|
|
code <- rawSystem "dist/build/ghc-mod/ghc-mod" ["info", "test/data/Unicode.hs", "Unicode", "unicode"]
|
|
code `shouldSatisfy` (== ExitSuccess)
|