cabal bench implemented

[Johan Tibell]

On Tue, Oct 25, 2011 at 3:29 PM, Bas van Dijk <v.dijk.bas at gmail.com> wrote:

> On 25 October 2011 23:52, Johan Tibell <johan.tibell at gmail.com> wrote:
> >> * It would be cool to have a 'cabal bench' command that builds and
> >> executes the benchmarks.
> >
> > There already is one, I just haven't documented it yet. It works just
> like
> > 'cabal test'. Example:
> >     cabal configure --enable-benchmarks
> >     cabal build
> >     cabal bench
>
> Weird, I get a:
>
> $ cabal bench
> cabal: unrecognised command: bench (try --help)
>
> and I'm running the latest cabal-install from HEAD:
>
> $ cabal --version
> cabal-install version 0.11.3
> using version 1.11.3 of the Cabal library


Weird indeed. If you use Setup.hs directly it work:

$ ghc -O Setup.hs -fforce-recomp -package-conf
~/src/cabal/Cabal/dist/package.conf.inplace
[1 of 1] Compiling Main             ( Setup.hs, Setup.o )
Linking Setup ...
$ ./Setup configure --user --enable-benchmarks
Configuring foo-1.0...
$ ./Setup build
Building foo-1.0...
Preprocessing executable 'foo' for foo-1.0...
[1 of 1] Compiling Main             ( bench-foo.hs,
dist/build/foo/foo-tmp/Main.o )
Linking dist/build/foo/foo ...
Preprocessing benchmark 'bench-foo' for foo-1.0...
[1 of 1] Compiling Main             ( bench-foo.hs,
dist/build/bench-foo/bench-foo-tmp/Main.o )
Linking dist/build/bench-foo/bench-foo ...
$ ./Setup bench
Running 1 benchmarks...
Benchmark bench-foo: RUNNING...
fib 20 took 0.000667s
Benchmark bench-foo: FINISH
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