servant/servant-client/test/Servant/FailSpec.hs

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{-# LANGUAGE CPP #-}
{-# LANGUAGE ConstraintKinds #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE GADTs #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE PolyKinds #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE UndecidableInstances #-}
{-# OPTIONS_GHC -freduction-depth=100 #-}
{-# OPTIONS_GHC -fno-warn-orphans #-}
{-# OPTIONS_GHC -fno-warn-name-shadowing #-}
module Servant.FailSpec (spec) where
import Prelude ()
import Prelude.Compat
import Data.Monoid ()
import qualified Network.HTTP.Types as HTTP
import Test.Hspec
import Servant.API
((:<|>) ((:<|>)))
import Servant.Client
import Servant.ClientTestUtils
spec :: Spec
spec = describe "Servant.FailSpec" $ do
failSpec
failSpec :: Spec
failSpec = beforeAll (startWaiApp failServer) $ afterAll endWaiApp $ do
context "client returns errors appropriately" $ do
it "reports FailureResponse" $ \(_, baseUrl) -> do
let (_ :<|> _ :<|> _ :<|> getDeleteEmpty :<|> _) = client api
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Left res <- runClient getDeleteEmpty baseUrl
case res of
FailureResponse _ r | responseStatusCode r == HTTP.status404 -> return ()
_ -> fail $ "expected 404 response, but got " <> show res
it "reports DecodeFailure" $ \(_, baseUrl) -> do
let (_ :<|> _ :<|> _ :<|> _ :<|> getCapture :<|> _) = client api
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Left res <- runClient (getCapture "foo") baseUrl
case res of
DecodeFailure _ _ -> return ()
_ -> fail $ "expected DecodeFailure, but got " <> show res
it "reports ConnectionError" $ \_ -> do
let (getGetWrongHost :<|> _) = client api
Left res <- runClient getGetWrongHost (BaseUrl Http "127.0.0.1" 19872 "")
case res of
ConnectionError _ -> return ()
_ -> fail $ "expected ConnectionError, but got " <> show res
it "reports UnsupportedContentType" $ \(_, baseUrl) -> do
let (_ :<|> getGet :<|> _ ) = client api
Left res <- runClient getGet baseUrl
case res of
UnsupportedContentType "application/octet-stream" _ -> return ()
_ -> fail $ "expected UnsupportedContentType, but got " <> show res
it "reports UnsupportedContentType when there are response headers" $ \(_, baseUrl) -> do
Left res <- runClient getRespHeaders baseUrl
case res of
UnsupportedContentType "application/x-www-form-urlencoded" _ -> return ()
_ -> fail $ "expected UnsupportedContentType, but got " <> show res
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it "reports InvalidContentTypeHeader" $ \(_, baseUrl) -> do
let (_ :<|> _ :<|> _ :<|> _ :<|> _ :<|> _ :<|> getBody :<|> _) = client api
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Left res <- runClient (getBody alice) baseUrl
case res of
InvalidContentTypeHeader _ -> return ()
_ -> fail $ "expected InvalidContentTypeHeader, but got " <> show res