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module Test.Hspec.SmallCheck.TypesSpec (spec) where
import Test.Hspec
import Test.Hspec.SmallCheck.Types
spec :: Spec
spec = do
describe "parseResult" $ do
let r = Failure Nothing (ExpectedActual "" "23" "42")
it "parses result" $ do
parseResult (show r) `shouldBe` ("", Just r)
context "with prefix" $ do
it "includes prefix" $ do
let
prefix = "some prefix"
input = prefix ++ show r
parseResult input `shouldBe` (prefix, Just r)
context "on parse error" $ do
it "returns input verbatim" $ do
let input = init (show r)
parseResult input `shouldBe` (input, Nothing)
describe "concatPrefix" $ do
context "when given two empty strings" $ do
it "returns Nothing" $ do
concatPrefix "" "" `shouldBe` Nothing
context "with first string empty" $ do
it "returns second" $ do
concatPrefix "foo" "" `shouldBe` Just "foo"
context "with second string empty" $ do
it "returns first" $ do
concatPrefix "" "foo" `shouldBe` Just "foo"
context "with two strings" $ do
it "concatenates with newline" $ do
concatPrefix "foo" "bar" `shouldBe` Just "foo\nbar"
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