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|
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE QuasiQuotes #-}
{-# LANGUAGE Rank2Types #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE TypeFamilies #-}
module YesodCoreTest.Breadcrumb
( breadcrumbTest,
)
where
import qualified Data.ByteString.Lazy.Char8 as L8
import Data.Text (Text)
import Data.Typeable (Typeable)
import Network.Wai
import Network.Wai.Test
import Test.Hspec
import UnliftIO.IORef
import Yesod.Core
data A = A
mkYesod
"A"
[parseRoutes|
/ RootR GET
/loop LoopR GET
|]
instance Yesod A
instance YesodBreadcrumbs A where
breadcrumb r = case r of
RootR -> pure ("Root", Nothing)
LoopR -> pure ("Loop", Just LoopR) -- Purposefully a loop
getRootR :: Handler Text
getRootR = fst <$> breadcrumbs
getLoopR :: Handler Text
getLoopR = fst <$> breadcrumbs
breadcrumbTest :: Spec
breadcrumbTest =
describe "Test.Breadcrumb" $ do
it "can fetch the root which contains breadcrumbs" $
runner $ do
res <- request defaultRequest
assertStatus 200 res
it "gets a 500 for a route with a looping breadcrumb" $
runner $ do
res <- request defaultRequest {pathInfo = ["loop"]}
assertStatus 500 res
runner :: Session () -> IO ()
runner f = toWaiApp A >>= runSession f
|
