[LRUG] Same query, different results

[Richard Taylor]

Hi Jono, 

Is your Retailer created by the spec?  I think the tests are run in a transaction that gets rolled back, so only the db session that created the object will be able to see it, this would explain why you can't see it anywhere else. 

-- 
Richard Taylor


On Monday, 23 January 2012 at 15:45, Jonathan wrote:

> Hi there,
> 
> Long time lurker, first time caller. I've come across a strange
> problem in my rails tests and I've seen a lot of good advice come from
> this list.
> 
> I'm dealing with an old app (using rails 2.3 and postgres), written
> years ago by people unknown and I've decided to get rid of the old
> fixtures and replace them with factories and transactional specs.
> 
> I have a spec where a model is created (Retailer), it's an acceptance
> spec and it calls out to an instance of the app running in test mode
> to see if the retailer exists. It turns out that it doesn't. But it
> should.
> 
> Some debugging has revealed that the model is accessible in the spec,
> but nowhere else (not in the instance of the app or even the postgres
> command line).
> 
> I've been printing debug information and looking through logs for a
> while now, this is the latest thing I've done which indicates to me
> that I have no idea what's wrong:
> 
> In the spec:
> 
> puts "retailers: #{Retailer.count}"
> puts "waiting..."
> sleep(60)
> puts "retailers: #{Retailer.count}"
> 
> The results are:
> 
> retailers: 1
> waiting...
> retailers: 1
> 
> During the sleep(60) I go to the psql command line and type this:
> 
> select count(*) from retailer;
> > 0
> 
> 
> I've changed the postgres logs to print out debug information and I get this:
> 
> (2012-01-23 15:21:00 GMT, database: pi_test, user: testuser) LOG:
> statement: SELECT count(*) AS count_all FROM "retailer"
> (2012-01-23 15:21:04 GMT, database: pi_test, user: testuser) LOG:
> statement: select count(*) from retailer;
> (2012-01-23 15:22:00 GMT, database: pi_test, user: testuser) LOG:
> statement: SELECT count(*) AS count_all FROM "retailer"
> 
> The first and last lines are coming from rails, the middle line is my
> command line statement.
> 
> Does anyone have any idea where to look next? They're accessing the
> same database, with the same user, executing (pretty much) the same
> thing, and they're getting different results!
> 
> Thanks,
> Jono
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