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yesod-routes 1.0.0 → 1.0.1

raw patch · 2 files changed

+345/−1 lines, 2 filesPVP ok

version bump matches the API change (PVP)

API changes (from Hackage documentation)

Files

+ test/main.hs view
@@ -0,0 +1,342 @@+{-# LANGUAGE TemplateHaskell #-}+{-# LANGUAGE TypeFamilies #-}+{-# LANGUAGE FlexibleInstances #-}+{-# LANGUAGE ExistentialQuantification #-}+{-# LANGUAGE MultiParamTypeClasses #-}+{-# LANGUAGE RankNTypes #-}+{-# LANGUAGE FunctionalDependencies #-}+{-# LANGUAGE TypeSynonymInstances #-}+{-# LANGUAGE QuasiQuotes #-}+{-# LANGUAGE CPP #-}+import Test.Hspec.Monadic+import Test.Hspec.HUnit ()+import Test.HUnit ((@?=))+import Data.Text (Text, pack, unpack, singleton)+import Yesod.Routes.Dispatch hiding (Static, Dynamic)+import Yesod.Routes.Class hiding (Route)+import qualified Yesod.Routes.Class as YRC+import qualified Yesod.Routes.Dispatch as D+import Yesod.Routes.Parse (parseRoutesNoCheck)+import Yesod.Routes.Overlap (findOverlapNames)+import Yesod.Routes.TH hiding (Dispatch)+import Language.Haskell.TH.Syntax++class ToText a where+    toText :: a -> Text++instance ToText Text where toText = id+instance ToText String where toText = pack++result :: ([Text] -> Maybe Int) -> Dispatch Int+result f ts = f ts++justRoot :: Dispatch Int+justRoot = toDispatch+    [ Route [] False $ result $ const $ Just 1+    ]++twoStatics :: Dispatch Int+twoStatics = toDispatch+    [ Route [D.Static $ pack "foo"] False $ result $ const $ Just 2+    , Route [D.Static $ pack "bar"] False $ result $ const $ Just 3+    ]++multi :: Dispatch Int+multi = toDispatch+    [ Route [D.Static $ pack "foo"] False $ result $ const $ Just 4+    , Route [D.Static $ pack "bar"] True $ result $ const $ Just 5+    ]++dynamic :: Dispatch Int+dynamic = toDispatch+    [ Route [D.Static $ pack "foo"] False $ result $ const $ Just 6+    , Route [D.Dynamic] False $ result $ \ts ->+        case ts of+            [t] ->+                case reads $ unpack t of+                    [] -> Nothing+                    (i, _):_ -> Just i+            _ -> error $ "Called dynamic with: " ++ show ts+    ]++overlap :: Dispatch Int+overlap = toDispatch+    [ Route [D.Static $ pack "foo"] False $ result $ const $ Just 20+    , Route [D.Static $ pack "foo"] True $ result $ const $ Just 21+    , Route [] True $ result $ const $ Just 22+    ]++test :: Dispatch Int -> [String] -> Maybe Int+test dispatch ts = dispatch $ map pack ts++data MyApp = MyApp++data MySub = MySub+instance RenderRoute MySub where+    data+#if MIN_VERSION_base(4,5,0)+        Route+#else+        YRC.Route+#endif+        MySub = MySubRoute ([Text], [(Text, Text)])+        deriving (Show, Eq, Read)+    renderRoute (MySubRoute x) = x++getMySub :: MyApp -> MySub+getMySub MyApp = MySub++data MySubParam = MySubParam Int+instance RenderRoute MySubParam where+    data+#if MIN_VERSION_base(4,5,0)+        Route+#else+        YRC.Route+#endif+        MySubParam = ParamRoute Char+        deriving (Show, Eq, Read)+    renderRoute (ParamRoute x) = ([singleton x], [])++getMySubParam :: MyApp -> Int -> MySubParam+getMySubParam _ = MySubParam++type Handler sub master = Text+type App sub master = (Text, Maybe (YRC.Route master))++class Dispatcher sub master where+    dispatcher+        :: master+        -> sub+        -> (YRC.Route sub -> YRC.Route master)+        -> App sub master -- ^ 404 page+        -> (YRC.Route sub -> App sub master) -- ^ 405 page+        -> Text -- ^ method+        -> [Text]+        -> App sub master++class RunHandler sub master where+    runHandler+        :: Handler sub master+        -> master+        -> sub+        -> Maybe (YRC.Route sub)+        -> (YRC.Route sub -> YRC.Route master)+        -> App sub master++do+    texts <- [t|[Text]|]+    let ress =+            [ Resource "RootR" [] $ Methods Nothing ["GET"]+            , Resource "BlogPostR" (addCheck [Static "blog", Dynamic $ ConT ''Text]) $ Methods Nothing ["GET", "POST"]+            , Resource "WikiR" (addCheck [Static "wiki"]) $ Methods (Just texts) []+            , Resource "SubsiteR" (addCheck [Static "subsite"]) $ Subsite (ConT ''MySub) "getMySub"+            , Resource "SubparamR" (addCheck [Static "subparam", Dynamic $ ConT ''Int]) $ Subsite (ConT ''MySubParam) "getMySubParam"+            ]+        addCheck = map ((,) True)+    rrinst <- mkRenderRouteInstance (ConT ''MyApp) ress+    dispatch <- mkDispatchClause [|runHandler|] [|dispatcher|] [|toText|] ress+    return+        [ rrinst+        , InstanceD+            []+            (ConT ''Dispatcher+                `AppT` ConT ''MyApp+                `AppT` ConT ''MyApp)+            [FunD (mkName "dispatcher") [dispatch]]+        ]++instance RunHandler MyApp master where+    runHandler h _ _ subRoute toMaster = (h, fmap toMaster subRoute)++instance Dispatcher MySub master where+    dispatcher _ _ toMaster _ _ _ pieces = (pack $ "subsite: " ++ show pieces, Just $ toMaster $ MySubRoute (pieces, []))++instance Dispatcher MySubParam master where+    dispatcher _ (MySubParam i) toMaster app404 _ _ pieces =+        case map unpack pieces of+            [[c]] -> (pack $ "subparam " ++ show i ++ ' ' : [c], Just $ toMaster $ ParamRoute c)+            _ -> app404++{-+thDispatchAlias+    :: (master ~ MyApp, sub ~ MyApp, handler ~ String, app ~ (String, Maybe (YRC.Route MyApp)))+    => master+    -> sub+    -> (YRC.Route sub -> YRC.Route master)+    -> app -- ^ 404 page+    -> handler -- ^ 405 page+    -> Text -- ^ method+    -> [Text]+    -> app+--thDispatchAlias = thDispatch+thDispatchAlias master sub toMaster app404 handler405 method0 pieces0 =+    case dispatch pieces0 of+        Just f -> f master sub toMaster app404 handler405 method0+        Nothing -> app404+  where+    dispatch = toDispatch+        [ Route [] False $ \pieces ->+            case pieces of+                [] -> do+                    Just $ \master' sub' toMaster' _app404' handler405' method ->+                        let handler =+                                case Map.lookup method methodsRootR of+                                    Just f -> f+                                    Nothing -> handler405'+                         in runHandler handler master' sub' RootR toMaster'+                _ -> error "Invariant violated"+        , Route [D.Static "blog", D.Dynamic] False $ \pieces ->+            case pieces of+                [_, x2] -> do+                    y2 <- fromPathPiece x2+                    Just $ \master' sub' toMaster' _app404' handler405' method ->+                        let handler =+                                case Map.lookup method methodsBlogPostR of+                                    Just f -> f y2+                                    Nothing -> handler405'+                         in runHandler handler master' sub' (BlogPostR y2) toMaster'+                _ -> error "Invariant violated"+        , Route [D.Static "wiki"] True $ \pieces ->+            case pieces of+                _:x2 -> do+                    y2 <- fromPathMultiPiece x2+                    Just $ \master' sub' toMaster' _app404' _handler405' _method ->+                        let handler = handleWikiR y2+                         in runHandler handler master' sub' (WikiR y2) toMaster'+                _ -> error "Invariant violated"+        , Route [D.Static "subsite"] True $ \pieces ->+            case pieces of+                _:x2 -> do+                    Just $ \master' sub' toMaster' app404' handler405' method ->+                        dispatcher master' (getMySub sub') (toMaster' . SubsiteR) app404' handler405' method x2+                _ -> error "Invariant violated"+        , Route [D.Static "subparam", D.Dynamic] True $ \pieces ->+            case pieces of+                _:x2:x3 -> do+                    y2 <- fromPathPiece x2+                    Just $ \master' sub' toMaster' app404' handler405' method ->+                        dispatcher master' (getMySubParam sub' y2) (toMaster' . SubparamR y2) app404' handler405' method x3+                _ -> error "Invariant violated"+        ]+    methodsRootR = Map.fromList [("GET", getRootR)]+    methodsBlogPostR = Map.fromList [("GET", getBlogPostR), ("POST", postBlogPostR)]+-}++main :: IO ()+main = hspecX $ do+    describe "justRoot" $ do+        it "dispatches correctly" $ test justRoot [] @?= Just 1+        it "fails correctly" $ test justRoot ["foo"] @?= Nothing+    describe "twoStatics" $ do+        it "dispatches correctly to foo" $ test twoStatics ["foo"] @?= Just 2+        it "dispatches correctly to bar" $ test twoStatics ["bar"] @?= Just 3+        it "fails correctly (1)" $ test twoStatics [] @?= Nothing+        it "fails correctly (2)" $ test twoStatics ["bar", "baz"] @?= Nothing+    describe "multi" $ do+        it "dispatches correctly to foo" $ test multi ["foo"] @?= Just 4+        it "dispatches correctly to bar" $ test multi ["bar"] @?= Just 5+        it "dispatches correctly to bar/baz" $ test multi ["bar", "baz"] @?= Just 5+        it "fails correctly (1)" $ test multi [] @?= Nothing+        it "fails correctly (2)" $ test multi ["foo", "baz"] @?= Nothing+    describe "dynamic" $ do+        it "dispatches correctly to foo" $ test dynamic ["foo"] @?= Just 6+        it "dispatches correctly to 7" $ test dynamic ["7"] @?= Just 7+        it "dispatches correctly to 42" $ test dynamic ["42"] @?= Just 42+        it "fails correctly on five" $ test dynamic ["five"] @?= Nothing+        it "fails correctly on too many" $ test dynamic ["foo", "baz"] @?= Nothing+        it "fails correctly on too few" $ test dynamic [] @?= Nothing+    describe "overlap" $ do+        it "dispatches correctly to foo" $ test overlap ["foo"] @?= Just 20+        it "dispatches correctly to foo/bar" $ test overlap ["foo", "bar"] @?= Just 21+        it "dispatches correctly to bar" $ test overlap ["bar"] @?= Just 22+        it "dispatches correctly to []" $ test overlap [] @?= Just 22++    describe "RenderRoute instance" $ do+        it "renders root correctly" $ renderRoute RootR @?= ([], [])+        it "renders blog post correctly" $ renderRoute (BlogPostR $ pack "foo") @?= (map pack ["blog", "foo"], [])+        it "renders wiki correctly" $ renderRoute (WikiR $ map pack ["foo", "bar"]) @?= (map pack ["wiki", "foo", "bar"], [])+        it "renders subsite correctly" $ renderRoute (SubsiteR $ MySubRoute (map pack ["foo", "bar"], [(pack "baz", pack "bin")]))+            @?= (map pack ["subsite", "foo", "bar"], [(pack "baz", pack "bin")])+        it "renders subsite param correctly" $ renderRoute (SubparamR 6 $ ParamRoute 'c')+            @?= (map pack ["subparam", "6", "c"], [])++    describe "thDispatch" $ do+        let disp m ps = dispatcher MyApp MyApp id (pack "404", Nothing) (\route -> (pack "405", Just route)) (pack m) (map pack ps)+        it "routes to root" $ disp "GET" [] @?= (pack "this is the root", Just RootR)+        it "POST root is 405" $ disp "POST" [] @?= (pack "405", Just RootR)+        it "invalid page is a 404" $ disp "GET" ["not-found"] @?= (pack "404", Nothing)+        it "routes to blog post" $ disp "GET" ["blog", "somepost"]+            @?= (pack "some blog post: somepost", Just $ BlogPostR $ pack "somepost")+        it "routes to blog post, POST method" $ disp "POST" ["blog", "somepost2"]+            @?= (pack "POST some blog post: somepost2", Just $ BlogPostR $ pack "somepost2")+        it "routes to wiki" $ disp "DELETE" ["wiki", "foo", "bar"]+            @?= (pack "the wiki: [\"foo\",\"bar\"]", Just $ WikiR $ map pack ["foo", "bar"])+        it "routes to subsite" $ disp "PUT" ["subsite", "baz"]+            @?= (pack "subsite: [\"baz\"]", Just $ SubsiteR $ MySubRoute ([pack "baz"], []))+        it "routes to subparam" $ disp "PUT" ["subparam", "6", "q"]+            @?= (pack "subparam 6 q", Just $ SubparamR 6 $ ParamRoute 'q')++    describe "overlap checking" $ do+        it "catches overlapping statics" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/foo Foo2+|]+            findOverlapNames routes @?= [("Foo1", "Foo2")]+        it "catches overlapping dynamics" $ do+            let routes = [parseRoutesNoCheck|+/#Int Foo1+/#String Foo2+|]+            findOverlapNames routes @?= [("Foo1", "Foo2")]+        it "catches overlapping statics and dynamics" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/#String Foo2+|]+            findOverlapNames routes @?= [("Foo1", "Foo2")]+        it "catches overlapping multi" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/##*Strings Foo2+|]+            findOverlapNames routes @?= [("Foo1", "Foo2")]+        it "catches overlapping subsite" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/foo Foo2 Subsite getSubsite+|]+            findOverlapNames routes @?= [("Foo1", "Foo2")]+        it "no false positives" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/bar/#String Foo2+|]+            findOverlapNames routes @?= []+        it "obeys ignore rules" $ do+            let routes = [parseRoutesNoCheck|+/foo Foo1+/#!String Foo2+/!foo Foo3+|]+            findOverlapNames routes @?= []+        it "proper boolean logic" $ do+            let routes = [parseRoutesNoCheck|+/foo/bar Foo1+/foo/baz Foo2+/bar/baz Foo3+|]+            findOverlapNames routes @?= []++getRootR :: Text+getRootR = pack "this is the root"++getBlogPostR :: Text -> String+getBlogPostR t = "some blog post: " ++ unpack t++postBlogPostR :: Text -> Text+postBlogPostR t = pack $ "POST some blog post: " ++ unpack t++handleWikiR :: [Text] -> String+handleWikiR ts = "the wiki: " ++ show ts
yesod-routes.cabal view
@@ -1,5 +1,5 @@ name:            yesod-routes-version:         1.0.0+version:         1.0.1 license:         MIT license-file:    LICENSE author:          Michael Snoyman <michael@snoyman.com>@@ -11,6 +11,8 @@ cabal-version:   >= 1.8 build-type:      Simple homepage:        http://www.yesodweb.com/+extra-source-files:+  test/main.hs  library     build-depends:   base                      >= 4        && < 5