136 lines
5.2 KiB
Haskell
136 lines
5.2 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE TemplateHaskell #-}
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{-# LANGUAGE TypeFamilies #-}
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import Test.Hspec.Monadic
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import Test.Hspec.HUnit ()
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import Test.HUnit ((@?=))
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import Data.Text (Text, unpack)
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import Yesod.Routes.Dispatch hiding (Static, Dynamic)
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import qualified Yesod.Routes.Dispatch as D
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import Yesod.Routes.TH hiding (Dispatch)
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import qualified Yesod.Core as YC
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import Language.Haskell.TH.Syntax
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import qualified Data.Map as Map
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result :: ([Text] -> Maybe Int) -> Dispatch () Int
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result f ts () = f ts
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justRoot :: Dispatch () Int
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justRoot = toDispatch
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[ Route [] False $ result $ const $ Just 1
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]
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twoStatics :: Dispatch () Int
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twoStatics = toDispatch
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[ Route [D.Static "foo"] False $ result $ const $ Just 2
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, Route [D.Static "bar"] False $ result $ const $ Just 3
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]
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multi :: Dispatch () Int
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multi = toDispatch
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[ Route [D.Static "foo"] False $ result $ const $ Just 4
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, Route [D.Static "bar"] True $ result $ const $ Just 5
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]
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dynamic :: Dispatch () Int
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dynamic = toDispatch
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[ Route [D.Static "foo"] False $ result $ const $ Just 6
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, Route [D.Dynamic] False $ result $ \ts ->
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case ts of
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[t] ->
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case reads $ unpack t of
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[] -> Nothing
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(i, _):_ -> Just i
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_ -> error $ "Called dynamic with: " ++ show ts
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]
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overlap :: Dispatch () Int
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overlap = toDispatch
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[ Route [D.Static "foo"] False $ result $ const $ Just 20
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, Route [D.Static "foo"] True $ result $ const $ Just 21
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, Route [] True $ result $ const $ Just 22
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]
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test :: Dispatch () Int -> [Text] -> Maybe Int
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test dispatch ts = dispatch ts ()
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data MySub = MySub
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data MySubRoute = MySubRoute ([Text], [(Text, Text)])
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deriving (Show, Read, Eq)
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type instance YC.Route MySub = MySubRoute
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instance YC.RenderRoute MySubRoute where
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renderRoute (MySubRoute x) = x
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dispatchHelper :: Either String (Map.Map Text String) -> Maybe String
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dispatchHelper = undefined
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do
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texts <- [t|[Text]|]
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let ress =
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[ Resource "RootR" [] $ Methods Nothing ["GET"]
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, Resource "BlogPostR" [Static "blog", Dynamic $ ConT ''Text] $ Methods Nothing ["GET"]
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, Resource "WikiR" [Static "wiki"] $ Methods (Just texts) []
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, Resource "SubsiteR" [Static "subsite"] $ Subsite (ConT ''MySub) "getMySub"
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]
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rrinst <- mkRenderRouteInstance "MyAppRoute" ress
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dispatch <- mkDispatchClause ress [|dispatchHelper|]
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return
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[ mkRouteType "MyAppRoute" ress
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, rrinst
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, FunD (mkName "thDispatch") [dispatch]
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]
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main :: IO ()
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main = hspecX $ do
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describe "justRoot" $ do
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it "dispatches correctly" $ test justRoot [] @?= Just 1
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it "fails correctly" $ test justRoot ["foo"] @?= Nothing
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describe "twoStatics" $ do
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it "dispatches correctly to foo" $ test twoStatics ["foo"] @?= Just 2
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it "dispatches correctly to bar" $ test twoStatics ["bar"] @?= Just 3
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it "fails correctly (1)" $ test twoStatics [] @?= Nothing
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it "fails correctly (2)" $ test twoStatics ["bar", "baz"] @?= Nothing
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describe "multi" $ do
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it "dispatches correctly to foo" $ test multi ["foo"] @?= Just 4
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it "dispatches correctly to bar" $ test multi ["bar"] @?= Just 5
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it "dispatches correctly to bar/baz" $ test multi ["bar", "baz"] @?= Just 5
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it "fails correctly (1)" $ test multi [] @?= Nothing
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it "fails correctly (2)" $ test multi ["foo", "baz"] @?= Nothing
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describe "dynamic" $ do
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it "dispatches correctly to foo" $ test dynamic ["foo"] @?= Just 6
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it "dispatches correctly to 7" $ test dynamic ["7"] @?= Just 7
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it "dispatches correctly to 42" $ test dynamic ["42"] @?= Just 42
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it "fails correctly on five" $ test dynamic ["five"] @?= Nothing
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it "fails correctly on too many" $ test dynamic ["foo", "baz"] @?= Nothing
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it "fails correctly on too few" $ test dynamic [] @?= Nothing
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describe "overlap" $ do
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it "dispatches correctly to foo" $ test overlap ["foo"] @?= Just 20
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it "dispatches correctly to foo/bar" $ test overlap ["foo", "bar"] @?= Just 21
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it "dispatches correctly to bar" $ test overlap ["bar"] @?= Just 22
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it "dispatches correctly to []" $ test overlap [] @?= Just 22
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describe "RenderRoute instance" $ do
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it "renders root correctly" $ YC.renderRoute RootR @?= ([], [])
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it "renders blog post correctly" $ YC.renderRoute (BlogPostR "foo") @?= (["blog", "foo"], [])
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it "renders wiki correctly" $ YC.renderRoute (WikiR ["foo", "bar"]) @?= (["wiki", "foo", "bar"], [])
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it "renders subsite correctly" $ YC.renderRoute (SubsiteR $ MySubRoute (["foo", "bar"], [("baz", "bin")]))
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@?= (["subsite", "foo", "bar"], [("baz", "bin")])
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describe "thDispatch" $ do
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let disp x = thDispatch () () [] () ()
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it "routes to root" $ disp [] @?= Just "this is the root"
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it "routes to blog post" $ disp ["blog", "somepost"] @?= Just "some blog post: somepost"
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getRootR :: String
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getRootR = "this is the root"
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{- FIXME
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getBlogPostR :: Text -> String
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getBlogPostR t = "some blog post: " ++ unpack t
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-}
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getBlogPostR = undefined
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handleWikiR = "the wiki"
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handleSubsiteR = "a subsite"
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