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{-# OPTIONS -fno-warn-orphans #-}
module Main (main) where
import Control.Applicative
import Control.DeepSeq
import Criterion.Main
import Data.ByteString (ByteString)
import Data.Serialize
import Network.BitTorrent as BT
instance NFData BlockIx where
rnf (BlockIx a b c) = a `deepseq` b `deepseq` rnf c
instance NFData Block where
rnf (Block a b c) = a `deepseq` b `deepseq` rnf c
instance NFData Bitfield where
rnf = rnf . bfBits
instance NFData Message where
rnf (Have i) = rnf i
rnf (Bitfield b) = rnf b
rnf (Request b) = rnf b
rnf (Piece b) = rnf b
rnf (Cancel b) = rnf b
rnf (Port i) = rnf i
rnf _ = () -- other fields are forced by pattern matching
encodeMessages :: [Message] -> ByteString
encodeMessages xs = runPut (mapM_ put xs)
decodeMessages :: ByteString -> Either String [Message]
decodeMessages = runGet (many get)
bitfieldMin :: Int -> Maybe Int
bitfieldMin n = findMin (BT.empty n)
bitfieldMax :: Int -> Maybe Int
bitfieldMax n = findMax (BT.empty n)
bitfieldDiff :: Int -> Bitfield
bitfieldDiff n = BT.empty n `difference` BT.empty n
bitfieldInter :: Int -> Bitfield
bitfieldInter n = BT.empty n `intersection` BT.empty n
bitfieldUnion :: Int -> Bitfield
bitfieldUnion n = BT.empty n `union` BT.empty n
main :: IO ()
main = do
let datas = replicate 10000 (Request (BlockIx 0 0 0))
defaultMain
[ datas `deepseq` bench "message/encode" $ nf encodeMessages datas
, let binary = encodeMessages datas in
binary `deepseq` bench "message/decode" $ nf decodeMessages binary
, bench "bitfield/min" $ nf bitfieldMin 10000000
, bench "bitfield/max" $ nf bitfieldMax 10000000
, bench "bitfield/difference" $ nf bitfieldDiff 1000000
, bench "bitfield/intersection" $ nf bitfieldInter 1000000
, bench "bitfield/union" $ nf bitfieldUnion 1000000
]
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