graphql/tests/Language/GraphQL/ErrorSpec.hs

37 lines
1.2 KiB
Haskell

{- This Source Code Form is subject to the terms of the Mozilla Public License,
v. 2.0. If a copy of the MPL was not distributed with this file, You can
obtain one at https://mozilla.org/MPL/2.0/. -}
{-# LANGUAGE OverloadedStrings #-}
module Language.GraphQL.ErrorSpec
( spec
) where
import Data.List.NonEmpty (NonEmpty (..))
import Language.GraphQL.Error
import qualified Language.GraphQL.Type as Type
import Test.Hspec
( Spec
, describe
, it
, shouldBe
)
import Text.Megaparsec (PosState(..))
import Text.Megaparsec.Error (ParseError(..), ParseErrorBundle(..))
import Text.Megaparsec.Pos (SourcePos(..), mkPos)
spec :: Spec
spec = describe "parseError" $
it "generates response with a single error" $ do
let parseErrors = TrivialError 0 Nothing mempty :| []
posState = PosState
{ pstateInput = ""
, pstateOffset = 0
, pstateSourcePos = SourcePos "" (mkPos 1) (mkPos 1)
, pstateTabWidth = mkPos 1
, pstateLinePrefix = ""
}
Response Type.Null actual <-
parseError (ParseErrorBundle parseErrors posState)
length actual `shouldBe` 1