On Fri, Jan 16, 2009 at 9:13 AM, Ivan Sagalaev
<man...@softwaremaniacs.org>wrote:
>
> Karen Tracey wrote:
> > Hmm, not sure what is going on here. Django's admin_views testscase
> > uses client and fixtures, and doesn't have a problem. It should not
> > happen that data loaded by one TestCase persists in the database to
> > another test. TestCase setup starts a transaction and disables access
> > to the transaction routines, so commits done by the called code don't
> > actually get committed. TestCase cleanup rolls back the transaction
> > started by TestCase setup. So I'm concerned how you are getting bleed
> > over from one test to the next...that shouldn't happen.
>
> I've found it. My fault, as usually :-). But an interesting corner case
> too.
>
> We're using mysql_replicated db backend that basically has two
> connections. The first ("master") is active by default and is used when
> loading fixtures. Then a test calls a db-read-only view and all its
> interactions with the db go intto another ("slave") connection which
> doesn't see any data changed in the master because it didn't commit.
> Thus a test fails because the db is absolutely empty.
>
> Now I'm going to implement a switch for the backend ensuring that only
> one connection is used and it'll be used in test environment.
>
> >
> I'm seeing some failures exclusively under PgSQL:
http://dpaste.com/109831/ . I'm not sure what's causing them, but it's just
the admin views tests, no other ones.
Alex
--
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say it." --Voltaire
"The people's good is the highest law."--Cicero
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