93 lines
2.7 KiB
Haskell
93 lines
2.7 KiB
Haskell
{-# LANGUAGE DataKinds #-}
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{-# LANGUAGE FlexibleInstances #-}
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{-# LANGUAGE FunctionalDependencies #-}
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{-# LANGUAGE MultiParamTypeClasses #-}
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{-# LANGUAGE OverlappingInstances #-}
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{-# LANGUAGE QuasiQuotes #-}
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{-# LANGUAGE TypeFamilies #-}
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{-# LANGUAGE TypeOperators #-}
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{-# LANGUAGE UndecidableInstances #-}
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module Servant.API.QQSpec where
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import Test.Hspec
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import Servant.API
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{-import Servant.API.QQ-}
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--------------------------------------------------------------------------
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-- Types for testing
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--------------------------------------------------------------------------
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type SimpleGet = [sitemap|
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GET hello ()
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|]
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type SimpleGet' = "hello" :> Get ()
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type SimpleGet'' = "hello" :> Get Bool
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type SimpleGet2 = [sitemap|
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GET hello Bool
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|]
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type SimpleGet2' = "hello" :> Get Bool
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type SimpleGet2'' = "hello" :> Get Int
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type SimplePost = [sitemap|
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POST hello ()
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|]
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type SimplePost' = "hello" :> Post ()
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type SimplePost'' = "hello" :> Post Bool
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type SimplePost2 = [sitemap|
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POST hello Bool
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|]
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type SimplePost2' = "hello" :> Post Bool
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type SimplePost2'' = "hello" :> Post ()
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type SimpleReqBody = [sitemap|
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POST hello () -> Bool
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|]
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type SimpleReqBody' = "hello" :> ReqBody () :> Post Bool
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type SimpleReqBody'' = "hello" :> ReqBody Bool :> Post ()
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--------------------------------------------------------------------------
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-- Spec
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--------------------------------------------------------------------------
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spec :: Spec
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spec = do
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describe "'sitemap' QuasiQuoter" $ do
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it "Handles simple GET types" $ do
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(u::SimpleGet) ~= (u::SimpleGet' ) ~> True
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(u::SimpleGet) ~= (u::SimpleGet'' ) ~> False
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(u::SimpleGet2) ~= (u::SimpleGet2' ) ~> True
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(u::SimpleGet2) ~= (u::SimpleGet2'') ~> False
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it "Handles simple POST types" $ do
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(u::SimplePost) ~= (u::SimplePost' ) ~> True
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(u::SimplePost) ~= (u::SimplePost'' ) ~> False
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(u::SimplePost2) ~= (u::SimplePost2' ) ~> True
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(u::SimplePost2) ~= (u::SimplePost2'') ~> False
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it "Handles simple request body types" $ do
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(u::SimpleReqBody) ~= (u::SimpleReqBody' ) ~> True
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(u::SimpleReqBody) ~= (u::SimpleReqBody'') ~> False
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--------------------------------------------------------------------------
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-- Utilities
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--------------------------------------------------------------------------
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data HTrue
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data HFalse
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-- Kiselyov's Type Equality predicate
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class TypeEq x y b | x y -> b where { areEq :: x -> y -> Bool }
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instance TypeEq x x HTrue where { areEq _ _ = True }
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instance b ~ HFalse => TypeEq x y b where { areEq _ _ = False}
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infix 4 ~=
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(~=) :: TypeEq x y b => x -> y -> Bool
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(~=) = areEq
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u :: a
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u = undefined
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infix 3 ~>
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(~>) = shouldBe
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