48 lines
1.6 KiB
Haskell
48 lines
1.6 KiB
Haskell
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{- This Source Code Form is subject to the terms of the Mozilla Public License,
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v. 2.0. If a copy of the MPL was not distributed with this file, You can
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obtain one at https://mozilla.org/MPL/2.0/. -}
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{-# LANGUAGE OverloadedStrings #-}
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module Language.GraphQL.ClassSpec
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( spec
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) where
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import Data.Text (Text)
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import qualified Language.GraphQL.Type as Type
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import Language.GraphQL.Class (FromGraphQL(..), ToGraphQL(..))
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import Test.Hspec (Spec, describe, it, shouldBe)
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spec :: Spec
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spec = do
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describe "ToGraphQL" $ do
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it "converts integers" $
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toGraphQL (5 :: Int) `shouldBe` Type.Int 5
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it "converts text" $
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toGraphQL ("String" :: Text) `shouldBe` Type.String "String"
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it "converts booleans" $
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toGraphQL True `shouldBe` Type.Boolean True
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it "converts Nothing to Null" $
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toGraphQL (Nothing :: Maybe Int) `shouldBe` Type.Null
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it "converts singleton lists" $
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toGraphQL [True] `shouldBe` Type.List [Type.Boolean True]
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describe "FromGraphQL" $ do
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it "converts integers" $
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fromGraphQL (Type.Int 5) `shouldBe` Just (5 :: Int)
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it "converts text" $
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fromGraphQL (Type.String "String") `shouldBe` Just ("String" :: Text)
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it "converts booleans" $
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fromGraphQL (Type.Boolean True) `shouldBe` Just True
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it "converts Null to Nothing" $
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fromGraphQL Type.Null `shouldBe` Just (Nothing :: Maybe Int)
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it "converts singleton lists" $
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fromGraphQL (Type.List [Type.Boolean True]) `shouldBe` Just [True]
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