Using Cradle.

test/CheckSpec.hs

@@ -1,8 +1,9 @@
 module CheckSpec where
 
-import Test.Hspec
 import Check
+import Cradle
 import Expectation
+import Test.Hspec
 import Types
 
 spec :: Spec
@@ -10,5 +11,6 @@ spec = do
     describe "checkSyntax" $ do
         it "can check even if an executable depends on its library" $ do
             withDirectory "test/data/ghc-mod-check" $ do
-                res <- checkSyntax defaultOptions "main.hs"
+                cradle <- findCradle Nothing
+                res <- checkSyntax defaultOptions cradle "main.hs"
                 res `shouldBe` "main.hs:5:1:Warning: Top-level binding with no type signature: main :: IO ()\NUL\n"