1 files changed, 52 insertions, 0 deletions

diff --git a/bittorrent/tests/Network/KRPC/MethodSpec.hs b/bittorrent/tests/Network/KRPC/MethodSpec.hs
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+{-# LANGUAGE MultiParamTypeClasses #-}
+{-# LANGUAGE FlexibleInstances     #-}
+{-# LANGUAGE OverloadedStrings     #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving #-}
+{-# LANGUAGE DeriveDataTypeable    #-}
+{-# OPTIONS_GHC -fno-warn-orphans  #-}
+module Network.KRPC.MethodSpec where
+import Control.Applicative
+import Data.BEncode
+import Data.ByteString as BS
+import Data.Typeable
+import Network.KRPC
+import Test.Hspec
+
+
+data Ping = Ping
+  deriving (Show, Eq, Typeable)
+
+instance BEncode Ping where
+  toBEncode Ping = toBEncode ()
+  fromBEncode b  = Ping <$ (fromBEncode b :: Result ())
+
+instance KRPC Ping Ping
+
+ping :: Monad h => Handler h
+ping = handler $ \ _ Ping -> return Ping
+
+newtype Echo a = Echo a
+  deriving (Show, Eq, BEncode, Typeable)
+
+echo :: Monad h => Handler h
+echo = handler $ \ _ (Echo a) -> return (Echo (a :: ByteString))
+
+instance (Typeable a, BEncode a) => KRPC (Echo a) (Echo a)
+
+spec :: Spec
+spec = do
+  describe "ping method" $ do
+    it "name is ping" $ do
+      (method :: Method Ping Ping) `shouldBe` "ping"
+
+    it "has pretty Show instance" $ do
+      show (method :: Method Ping Ping) `shouldBe` "ping :: Ping -> Ping"
+
+  describe "echo method" $ do
+    it "is overloadable" $ do
+      (method :: Method (Echo Int ) (Echo Int )) `shouldBe` "echo int"
+      (method :: Method (Echo Bool) (Echo Bool)) `shouldBe` "echo bool"
+
+    it "has pretty Show instance" $ do
+      show (method :: Method (Echo Int) (Echo Int))
+        `shouldBe` "echo int :: Echo Int -> Echo Int"
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