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{- git-annex benchmark
-
- Copyright 2016-2019 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
{-# LANGUAGE CPP #-}
module Command.Benchmark where
import Command
import Types.Benchmark
#ifdef WITH_BENCHMARK
import Database.Benchmark
import Criterion.Main
import Criterion.Main.Options (parseWith)
#endif
cmd :: BenchmarkGenerator -> Command
cmd generator = command "benchmark" SectionTesting
"benchmark git-annex commands"
paramNothing
(seek generator <$$> optParser)
data BenchmarkOptions
= BenchmarkOptions CmdParams CriterionMode
| BenchmarkDatabases CriterionMode Integer
optParser :: CmdParamsDesc -> Parser BenchmarkOptions
optParser desc = benchmarkoptions <|> benchmarkdatabases
where
benchmarkoptions = BenchmarkOptions
<$> cmdParams desc
<*> criterionopts
benchmarkdatabases = BenchmarkDatabases
<$> criterionopts
<*> option auto
( long "databases"
<> metavar paramNumber
<> help "benchmark sqlite databases"
)
#ifdef WITH_BENCHMARK
criterionopts = parseWith defaultConfig
#else
criterionopts = pure ()
#endif
seek :: BenchmarkGenerator -> BenchmarkOptions -> CommandSeek
#ifdef WITH_BENCHMARK
seek generator (BenchmarkOptions ps mode) = do
runner <- generator ps
liftIO $ runMode mode [ bench (unwords ps) $ nfIO runner ]
seek _ (BenchmarkDatabases mode n) = benchmarkDbs mode n
#else
seek _ _ = giveup "git-annex is not built with benchmarking support"
#endif
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