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|
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE QuasiQuotes #-}
module Test.DirectiveSpec
( spec
) where
import Data.Aeson (Value, object, (.=))
import Data.List.NonEmpty (NonEmpty(..))
import Language.GraphQL
import qualified Language.GraphQL.Schema as Schema
import Test.Hspec (Spec, describe, it, shouldBe)
import Text.RawString.QQ (r)
experimentalResolver :: Schema.Resolver IO
experimentalResolver = Schema.scalar "experimentalField" $ pure (5 :: Int)
emptyObject :: Value
emptyObject = object
[ "data" .= object []
]
spec :: Spec
spec =
describe "Directive executor" $ do
it "should be able to @skip fields" $ do
let query = [r|
{
experimentalField @skip(if: true)
}
|]
actual <- graphql (experimentalResolver :| []) query
actual `shouldBe` emptyObject
it "should not skip fields if @skip is false" $ do
let query = [r|
{
experimentalField @skip(if: false)
}
|]
expected = object
[ "data" .= object
[ "experimentalField" .= (5 :: Int)
]
]
actual <- graphql (experimentalResolver :| []) query
actual `shouldBe` expected
it "should skip fields if @include is false" $ do
let query = [r|
{
experimentalField @include(if: false)
}
|]
actual <- graphql (experimentalResolver :| []) query
actual `shouldBe` emptyObject
it "should be able to @skip a fragment spread" $ do
let query = [r|
{
...experimentalFragment @skip(if: true)
}
fragment experimentalFragment on ExperimentalType {
experimentalField
}
|]
actual <- graphql (experimentalResolver :| []) query
actual `shouldBe` emptyObject
it "should be able to @skip an inline fragment" $ do
let query = [r|
{
... on ExperimentalType @skip(if: true) {
experimentalField
}
}
|]
actual <- graphql (experimentalResolver :| []) query
actual `shouldBe` emptyObject
|
