[Haskell-cafe] ANNOUNCE: DocTest-0.2.0

[Michael Snoyman]

On Wed, Apr 6, 2011 at 11:53 PM, Simon Hengel <simon.hengel at wiktory.org>wrote:

> Hello Michael,
>
> > I would like to integrate DocTest into my normal test suite procedures.
> Do you
> > have a recommended approach for this? I think I have projects using all
> of
> > test-framework[1], HTF[2] and hspect[3], so I'm not picky here.
>
> Currently you are pretty much on your own here.  A shell script that
> runs both, doctest and unit test, is what I currently use.
>
> In principle it should be possible to provide an API function that maps
> a list of flags and source files to tests, like:
>
>    getDocTests :: [Flag] -> [FilePath] -> IO [Test]
>
> But with this you still have to figure out the flags and source files.
>
> A different approach would be to provide Cabal with a `doctest' target
> (similar to the `haddock' target), that runs the DocTests.  Cabal
> already knows the necessary information to do so.
>
> Sadly, I have no time to work on any of these for at least a month.
> Nevertheless, I'd be interested what you think about it.
>
> Cheers,
> Simon
>

I like the idea of a getDocTests function. In theory, it could take a cabal
file as an argument, and use the Cabal library to get a list of all modules
to be checked. It would also be convenient if it automatically passed in GHC
options correlating to each LANGUAGE pragma found on a module.

Michael
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