[openstack-dev] [nova] Do we have some guidelines for mock, stub, mox when writing unit test?
hartsock at acm.org
Mon Dec 23 23:08:19 UTC 2013
Where in the wiki is this written down? Maybe I should read some of these
entries. I have looked but I can't find it.
On Dec 23, 2013 11:56 AM, "Ben Nemec" <openstack at nemebean.com> wrote:
> On 2013-12-21 07:24, Matt Riedemann wrote:
>> On 12/19/2013 8:51 AM, John Garbutt wrote:
>>> On 4 December 2013 17:10, Russell Bryant <rbryant at redhat.com> wrote:
>>>> I think option 3 makes the most sense here (pending anyone saying we
>>>> should run away screaming from mox3 for some reason). It's actually
>>>> what I had been assuming since this thread a while back.
>>>> This means that we don't need to *require* that tests get converted if
>>>> you're changing one. It just gets you bonus imaginary internet points.
>>>> Requiring mock for new tests seems fine. We can grant exceptions in
>>>> specific cases if necessary. In general, we should be using mock for
>>>> new tests.
>>> I have lost track a bit here.
>>> The above seems like a sane approach. Do we all agree on that now?
>>> Can we add the above text into here:
>>> OpenStack-dev mailing list
>>> OpenStack-dev at lists.openstack.org
>> Yeah, at some point I wanted to cleanup the various testing guides but
>> until then I like the idea of just putting something simple into the
>> nova review checklist. Basically use mock for new tests, mox can be
>> used in exceptional cases. What I've considered exceptional so far
>> includes changes that will be backported to a stable release where
>> mock isn't being used and cases where you basically have to bend over
>> backwards to work new mock tests into an existing test class that has
>> lots of existing setUp with mox. However, even in the latter case you
>> can usually use mock after resetting the mox setup via
>> self.mox.ResetAll() in the new test case(s).
> I went ahead and added this to the wiki, so it's now an absolutely
> inviolate policy. Unless, ya know, someone edits the wiki after me. ;-)
> Also, I put it in the common section because this doesn't seem like
> something we should be doing differently per-project. If anyone objects,
> feel free to add to the discussion here as to why.
> OpenStack-dev mailing list
> OpenStack-dev at lists.openstack.org
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