Accept resolvers given by the user as is

1 files changed, 40 insertions, 0 deletions

diff --git a/tests/Test/QuerySpec.hs b/tests/Test/QuerySpec.hs
new file mode 100644
index 0000000..95608b0
--- /dev/null
+++ b/tests/Test/QuerySpec.hs
@@ -0,0 +1,40 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE QuasiQuotes #-}
+module Test.QuerySpec
+    ( spec
+    ) where
+
+import Data.Aeson ((.=), object)
+import qualified Data.HashMap.Strict as HashMap
+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)
+
+spec :: Spec
+spec =
+    describe "Query executor" $
+        it "returns objects from the root resolvers" $ do
+            let query = [r|
+              {
+                garment {
+                  circumference
+                }
+              }
+            |]
+                expected = object
+                    [ "data" .= object
+                        [ "garment" .= object
+                            [ "circumference" .= (60 :: Int)
+                            ]
+                        ]
+                    ]
+            actual <- graphql schema query
+            actual `shouldBe` expected
+          where
+            schema = HashMap.singleton "Query" $ garment' :| []
+            garment' = Schema.object "garment" $ return
+                [ circumference'
+                ]
+            circumference' = Schema.scalar "circumference" $ pure (60 :: Int)