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Diffstat (limited to 'users/aspen/xanthous/bench/Xanthous/RandomBench.hs')
| -rw-r--r-- | users/aspen/xanthous/bench/Xanthous/RandomBench.hs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/users/aspen/xanthous/bench/Xanthous/RandomBench.hs b/users/aspen/xanthous/bench/Xanthous/RandomBench.hs new file mode 100644 index 0000000000..fae4af92a7 --- /dev/null +++ b/users/aspen/xanthous/bench/Xanthous/RandomBench.hs @@ -0,0 +1,32 @@ +-------------------------------------------------------------------------------- +module Xanthous.RandomBench (benchmark, main) where +-------------------------------------------------------------------------------- +import Bench.Prelude +-------------------------------------------------------------------------------- +import Control.Parallel.Strategies +import Control.Monad.Random +-------------------------------------------------------------------------------- +import Xanthous.Random +-------------------------------------------------------------------------------- + +main :: IO () +main = defaultMain [benchmark] + +-------------------------------------------------------------------------------- + +benchmark :: Benchmark +benchmark = bgroup "Random" + [ bgroup "chooseSubset" + [ bench "serially" $ + nf (evalRand $ chooseSubset (0.5 :: Double) [1 :: Int ..1000000]) + (mkStdGen 1234) + ] + , bgroup "choose weightedBy" + [ bench "serially" $ + nf (evalRand + . choose + . weightedBy (\n -> product [n, pred n .. 1]) + $ [1 :: Int ..1000000]) + (mkStdGen 1234) + ] + ] |