[unittest] Run setUp only once

Timothy Grant timothy.grant at gmail.com
Mon Aug 4 18:07:11 CEST 2008


On Sun, Aug 3, 2008 at 1:56 PM, Jorgen Grahn <grahn+nntp at snipabacken.se> wrote:
> On Tue, 29 Jul 2008 20:12:14 +0200, Nikolaus Rath <Nikolaus at rath.org> wrote:
>> Jean-Paul Calderone <exarkun at divmod.com> writes:
>>> On Tue, 29 Jul 2008 19:26:09 +0200, Nikolaus Rath <nikolaus at rath.org> wrote:
>>>>Jean-Paul Calderone <exarkun at divmod.com> writes:
>>>>> On Tue, 29 Jul 2008 16:35:55 +0200, Nikolaus Rath <nikolaus at rath.org> wrote:
>>>>>>Hello,
>>>>>>
>>>>>>I have a number of conceptually separate tests that nevertheless need
>>>>>>a common, complicated and expensive setup.
>>>>>>
>>>>>>Unfortunately, unittest runs the setUp method once for each defined
>>>>>>test, even if they're part of the same class as in
>
> ...
>
>> Yeah, well, I guess that would work. But to me this looks really more
>> like a nasty hack.. isn't there a proper solution?
>
> [Someone described elsewhere in the thread how it's xUnit's philosophy
> to have one environment per executed test.]
>
> One option is to look into other unit test tools. People sometimes
> mention "py.test" as being superior.  I haven't tried it -- I'm just a
> slightly dissatisfied unittest user.
>
>  http://en.wikipedia.org/wiki/List_of_unit_testing_frameworks#Python
>
> /Jorgen
>
> --
>  // Jorgen Grahn <grahn@        Ph'nglui mglw'nafh Cthulhu
> \X/     snipabacken.se>          R'lyeh wgah'nagl fhtagn!
> --
> http://mail.python.org/mailman/listinfo/python-list
>

py.test supports setup/teardown_module, setup/teardown_class and
setup_teardown_method.

I've never needed to use the first, the second comes in very handy
especially when writing acceptance tests.

-- 
Stand Fast,
tjg. [Timothy Grant]



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