Joe NelsonandGitHub
74e68408e6
* Bring packages up to date * New LTS includes deps now Use stack to select most versions * Alphabetize packages * Strip down packages Switch tests to protolude * Appease cabal check with base version constraint
54 lines
1.5 KiB
Haskell
54 lines
1.5 KiB
Haskell
{-# LANGUAGE MultiParamTypeClasses, TypeFamilies, UndecidableInstances #-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Feature.ConcurrentSpec where
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import Control.Monad (void)
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import Control.Monad.Base
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import Control.Monad.Trans.Control
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import Control.Concurrent.Async (mapConcurrently)
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import Test.Hspec hiding (pendingWith)
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import Test.Hspec.Wai.Internal
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import Test.Hspec.Wai
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import Test.Hspec.Wai.JSON
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import Network.Wai.Test (Session)
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import Network.Wai (Application)
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import Protolude hiding (get)
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spec :: SpecWith Application
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spec =
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describe "Queryiny in parallel" $
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it "should not raise 'transaction in progress' error" $
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raceTest 10 $
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get "/fakefake"
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`shouldRespondWith` ResponseMatcher {
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matchBody = Just [json|
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{ "hint": null,
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"details":null,
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"code":"42P01",
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"message":"relation \"test.fakefake\" does not exist"
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} |]
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, matchStatus = 404
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, matchHeaders = []
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}
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raceTest :: Int -> WaiExpectation -> WaiExpectation
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raceTest times = liftBaseDiscard go
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where
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go test = void $ mapConcurrently (const test) [1..times]
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instance MonadBaseControl IO WaiSession where
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type StM WaiSession a = StM Session a
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liftBaseWith f = WaiSession $
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liftBaseWith $ \runInBase ->
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f $ \k -> runInBase (unWaiSession k)
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restoreM = WaiSession . restoreM
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{-# INLINE liftBaseWith #-}
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{-# INLINE restoreM #-}
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instance MonadBase IO WaiSession where
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liftBase = liftIO
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