graphql/tests/Test/KitchenSinkSpec.hs

{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE QuasiQuotes #-}
module Test.KitchenSinkSpec
    ( spec
    ) where

import qualified Data.Text.IO as Text.IO
import qualified Language.GraphQL.Encoder as Encoder
import qualified Language.GraphQL.Parser as Parser
import Paths_graphql (getDataFileName)
import Test.Hspec ( Spec
                  , describe
                  , it
                  )
import Test.Hspec.Expectations ( expectationFailure
                               , shouldBe
                               )
import Text.Megaparsec ( errorBundlePretty
                       , parse
                       )
import Text.RawString.QQ (r)

spec :: Spec
spec = describe "Kitchen Sink" $ do
    it "minifies the query" $ do
        dataFileName <- getDataFileName "tests/data/kitchen-sink.graphql"
        minFileName <- getDataFileName "tests/data/kitchen-sink.min.graphql"
        actual <- Text.IO.readFile dataFileName
        expected <- Text.IO.readFile minFileName

        either
            (expectationFailure . errorBundlePretty)
            (flip shouldBe expected . Encoder.document Encoder.Minified)
            $ parse Parser.document dataFileName actual

    it "pretty prints the query" $ do
        dataFileName <- getDataFileName "tests/data/kitchen-sink.graphql"
        actual <- Text.IO.readFile dataFileName
        let expected = [r|query queryName($foo:ComplexType,$site:Site=MOBILE){
whoever123is:node(id:[123,456]){
id
... on User@defer{
field2{
id
alias:field1(first:10,after:$foo)@include(if:$foo){
id
...frag
}
}
}
}
}

mutation likeStory{
like(story:123)@defer{
story{
id
}
}
}

fragment frag on Friend{
foo(size:$size,bar:$b,obj:{key:"value"})
}

{
unnamed(truthy:true,falsey:false)
query
}
|]

        either
            (expectationFailure . errorBundlePretty)
            (flip shouldBe expected . Encoder.document (Encoder.Pretty 0))
            $ parse Parser.document dataFileName actual