Test nullability on value completion

This commit is contained in:
Eugen Wissner 2021-09-17 10:01:14 +02:00
parent 7b00e8a0ab
commit 60d1167839
Signed by: belka
GPG Key ID: A27FDC1E8EE902C0
1 changed files with 18 additions and 0 deletions

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@ -106,6 +106,7 @@ philosopherType = Out.ObjectType "Philosopher" Nothing []
, ("interest", ValueResolver interestField interestResolver)
, ("majorWork", ValueResolver majorWorkField majorWorkResolver)
, ("century", ValueResolver centuryField centuryResolver)
, ("firstLanguage", ValueResolver firstLanguageField firstLanguageResolver)
]
firstNameField =
Out.Field Nothing (Out.NonNullScalarType string) HashMap.empty
@ -131,6 +132,9 @@ philosopherType = Out.ObjectType "Philosopher" Nothing []
centuryField =
Out.Field Nothing (Out.NonNullScalarType int) HashMap.empty
centuryResolver = pure $ Float 18.5
firstLanguageField
= Out.Field Nothing (Out.NonNullScalarType string) HashMap.empty
firstLanguageResolver = pure Null
workType :: Out.InterfaceType (Either SomeException)
workType = Out.InterfaceType "Work" Nothing []
@ -333,6 +337,20 @@ spec =
$ parse document "" "{ count }"
in actual `shouldBe` expected
it "detects nullability errors" $
let data'' = Aeson.object
[ "philosopher" .= Aeson.Null
]
executionErrors = pure $ Error
{ message = "Value completion error. Expected type !String, found: null."
, locations = [Location 1 26]
, path = [Segment "philosopher", Segment "firstLanguage"]
}
expected = Response data'' executionErrors
Right (Right actual) = either (pure . parseError) execute'
$ parse document "" "{ philosopher(id: \"1\") { firstLanguage } }"
in actual `shouldBe` expected
context "Subscription" $
it "subscribes" $
let data'' = Aeson.object