113 lines
3.9 KiB
Haskell
113 lines
3.9 KiB
Haskell
{-# LANGUAGE CPP #-}
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{-# LANGUAGE ConstraintKinds #-}
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{-# LANGUAGE DataKinds #-}
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{-# LANGUAGE DeriveGeneric #-}
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{-# LANGUAGE FlexibleContexts #-}
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{-# LANGUAGE FlexibleInstances #-}
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{-# LANGUAGE FunctionalDependencies #-}
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{-# LANGUAGE GADTs #-}
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{-# LANGUAGE MultiParamTypeClasses #-}
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{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE PolyKinds #-}
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{-# LANGUAGE RecordWildCards #-}
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{-# LANGUAGE ScopedTypeVariables #-}
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{-# LANGUAGE StandaloneDeriving #-}
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{-# LANGUAGE TypeFamilies #-}
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{-# LANGUAGE TypeOperators #-}
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{-# LANGUAGE UndecidableInstances #-}
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#if __GLASGOW_HASKELL__ >= 800
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{-# OPTIONS_GHC -freduction-depth=100 #-}
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#else
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{-# OPTIONS_GHC -fcontext-stack=100 #-}
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#endif
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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{-# OPTIONS_GHC -fno-warn-name-shadowing #-}
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#include "overlapping-compat.h"
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module Servant.StreamSpec (spec) where
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import Prelude ()
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import Prelude.Compat
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import Data.Proxy
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import qualified Network.HTTP.Client as C
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import System.IO.Unsafe (unsafePerformIO)
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import Test.Hspec
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import Servant.API ((:<|>) ((:<|>)),
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(:>),
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EmptyAPI, JSON,
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StreamGet,
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NewlineFraming,
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NetstringFraming,
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ResultStream(..),
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StreamGenerator(..))
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import Servant.Client
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import Servant.Server
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import qualified Servant.ClientSpec as CS
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import Servant.ClientSpec (Person(..))
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spec :: Spec
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spec = describe "Servant.Stream" $ do
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streamSpec
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type StreamApi f =
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"streamGetNewline" :> StreamGet NewlineFraming JSON (f Person)
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:<|> "streamGetNetstring" :> StreamGet NetstringFraming JSON (f Person)
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:<|> EmptyAPI
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capi :: Proxy (StreamApi ResultStream)
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capi = Proxy
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sapi :: Proxy (StreamApi StreamGenerator)
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sapi = Proxy
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getGetNL :<|> getGetNS :<|> EmptyClient = client capi
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getGetNL :: ClientM (ResultStream Person)
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getGetNS :: ClientM (ResultStream Person)
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alice :: Person
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alice = Person "Alice" 42
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bob :: Person
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bob = Person "Bob" 25
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server :: Application
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server = serve sapi (
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(return (StreamGenerator (\f r -> f alice >> r bob >> r alice))
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:: Handler (StreamGenerator Person))
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:<|>
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(return (StreamGenerator (\f r -> f alice >> r bob >> r alice))
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:: Handler (StreamGenerator Person))
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:<|>
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emptyServer)
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{-# NOINLINE manager' #-}
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manager' :: C.Manager
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manager' = unsafePerformIO $ C.newManager C.defaultManagerSettings
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runClient :: ClientM a -> BaseUrl -> IO (Either ServantError a)
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runClient x baseUrl' = runClientM x (mkClientEnv manager' baseUrl')
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runResultStream :: ResultStream a -> IO (Maybe (Either String a), Maybe (Either String a), Maybe (Either String a), Maybe (Either String a))
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runResultStream (ResultStream k) = k $ \act -> (,,,) <$> act <*> act <*> act <*> act
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streamSpec :: Spec
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streamSpec = beforeAll (CS.startWaiApp server) $ afterAll CS.endWaiApp $ do
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it "Servant.API.StreamGet.Newline" $ \(_, baseUrl) -> do
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Right res <- runClient getGetNL baseUrl
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let jra = Just (Right alice)
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jrb = Just (Right bob)
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runResultStream res `shouldReturn` (jra, jrb, jra, Nothing)
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it "Servant.API.StreamGet.Netstring" $ \(_, baseUrl) -> do
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Right res <- runClient getGetNS baseUrl
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let jra = Just (Right alice)
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jrb = Just (Right bob)
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runResultStream res `shouldReturn` (jra, jrb, jra, Nothing)
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