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1{-# LANGUAGE MultiParamTypeClasses #-}
2{-# LANGUAGE FlexibleInstances #-}
3{-# LANGUAGE OverloadedStrings #-}
4{-# LANGUAGE GeneralizedNewtypeDeriving #-}
5{-# LANGUAGE DeriveDataTypeable #-}
6{-# OPTIONS_GHC -fno-warn-orphans #-}
7module Network.KRPC.MethodSpec where
8import Control.Applicative
9import Data.BEncode
10import Data.ByteString as BS
11import Data.Typeable
12import Network.KRPC
13import Test.Hspec
14
15
16data Ping = Ping
17 deriving (Show, Eq, Typeable)
18
19instance BEncode Ping where
20 toBEncode Ping = toBEncode ()
21 fromBEncode b = Ping <$ (fromBEncode b :: Result ())
22
23instance KRPC Ping Ping
24
25ping :: Monad h => Handler h
26ping = handler $ \ _ Ping -> return Ping
27
28newtype Echo a = Echo a
29 deriving (Show, Eq, BEncode, Typeable)
30
31echo :: Monad h => Handler h
32echo = handler $ \ _ (Echo a) -> return (Echo (a :: ByteString))
33
34instance (Typeable a, BEncode a) => KRPC (Echo a) (Echo a)
35
36spec :: Spec
37spec = do
38 describe "ping method" $ do
39 it "name is ping" $ do
40 (method :: Method Ping Ping) `shouldBe` "ping"
41
42 it "has pretty Show instance" $ do
43 show (method :: Method Ping Ping) `shouldBe` "ping :: Ping -> Ping"
44
45 describe "echo method" $ do
46 it "is overloadable" $ do
47 (method :: Method (Echo Int ) (Echo Int )) `shouldBe` "echo int"
48 (method :: Method (Echo Bool) (Echo Bool)) `shouldBe` "echo bool"
49
50 it "has pretty Show instance" $ do
51 show (method :: Method (Echo Int) (Echo Int))
52 `shouldBe` "echo int :: Echo Int -> Echo Int" \ No newline at end of file