Re: [Haskell-beginners] How to test "error"?

11 Jun 2019


      Hello Hilco,

On Mon, Jun 10, 2019 at 08:44:30PM -0700, Hilco Wijbenga wrote:
...
f :: Whatever
f = error "This should never happen."
spec :: Spec
spec =
    describe "f" $
        it "error" $
            return f `shouldThrow` anyErrorCall
import qualified Control.Exception as E

and

    E.evaluate tt' f `shouldThrow` anyErrorCall

should work. Does this work?
-F

Re: [Haskell-beginners] How to test "error"?

Francesco Ariis