Hi,

On 10/08/2009 03:28 PM, Jonathan Ballet wrote:
> Hi Christian,
> 
> On Fri, Oct 2, 2009 at 2:00 PM, Christian Theune <c...@gocept.com> wrote:
>> Hi,
>>
>> I *thought* the test runner had a feature to run tests in randomized
>> order, but I can't find it. Is that something that Zope 2 had and that
>> was never ported to zope.testing?
>>
>> I couldn't find in the history either.
>>
>> /me is confused.
> 
> I was about to send the same mail today, but I found out your mail before.
> 
> I didn't find anything relative to random tests in Zope 2 (but I'm not
> familiar at all with Zope 2, so I'm pretty sure I could have missed
> something), and I ended up writing a new feature for zope.testing's
> testrunner.
> 
> I made a branch 'shuffle-tests', available on the Mercurial repository
> at http://bitbucket.org/multani/zope.testing-shuffle/ , which adds two
> new options:
>
>   * --shuffle to randomize the order of the tests in a layer (layers
> are not yet randomized, I didn't look at it yet);
>   * --shuffle-seed XXX, to initialize the RNG with a specific value,
> which allows to reproduce a specific randomization of tests (inspired
> by this thread 
> http://lists.idyll.org/pipermail/testing-in-python/2009-April/001812.html
> )

Sounds right. It could even be folded into a single option:

--shuffle[=XXX]

> It's not yet ready-to-commit: it still misses tests (tricky to write)
> and more documentation.

That's what working branches are for. You do have commit rights, don't you?

It's not that tricky to test: seed the RNG from outside the tests.

> However, feedbacks are welcome!

Thanks for the work!

Christian

-- 
Christian Theune · c...@gocept.com
gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany
http://gocept.com · tel +49 345 1229889 0 · fax +49 345 1229889 1
Zope and Plone consulting and development

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