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semantic/test/TermSpec.hs
2016-07-05 10:11:29 -04:00

19 lines
570 B
Haskell

module TermSpec where
import Data.Text.Arbitrary ()
import Prologue
import Term.Arbitrary
import Test.Hspec
import Test.Hspec.QuickCheck
import Test.QuickCheck
spec :: Spec
spec = parallel $ do
describe "Term" $ do
prop "equality is reflexive" $
\ a -> toTerm a `shouldBe` toTerm (a :: ArbitraryTerm Text ())
describe "ArbitraryTerm" $ do
prop "generates terms of a specific size" . forAll ((arbitrary >>= \ n -> (,) n <$> termOfSize n) `suchThat` ((> 0) . fst)) $
\ (n, term) -> arbitraryTermSize (term :: ArbitraryTerm Text ()) `shouldBe` n