[rspec-users] Redis and RSpec: Redis returning wildly inconsistent results

Rob Watson rfwatson at gmail.com
Tue Jan 18 15:13:24 EST 2011

Thanks Luis

I've just run my entire suite of specs 3 times and got 3 identical sets of
results for the first time in a long time :-)

On 17 January 2011 23:13, Luis Lavena <luislavena at gmail.com> wrote:

> On Mon, Jan 17, 2011 at 7:14 PM, Rob Watson <rfwatson at gmail.com> wrote:
> > Hi list
> >
> > I find that Redis repeatedly returns inconsistent and unexpected values
> for keys in my test environment. So every time I
> > run a suite of specs, a few of them fail, seemingly randomly. The specs
> are usually very simple, and often just testing
> > the contents of simple string keys in Redis. The results *seem* like they
> might come from a different object or instance
> > variable of the same type/name: so they're always seemingly valid values,
> but don't actually relate to the spec currently
> > being performed. So the spec fails.
> > [snip]
> > Anybody experienced anything similar?
> This happened to me but before I setup redis to use a different
> database for my test environment.
> I have a specific redis.yml that contains this:
> development:
>  url: redis://localhost:6769/0
> test:
>  url: redis://localhost:6769/1
> In that way, databases are keep separated from each other.
> It is also important that you flush all the keys of your redis
> instance between tests. Similar to what RSpec does for your database,
> you need to perform it for redis.
> I do it using a before(:each) { $redis.flushall }
> Just to ensure integrity and no leftover from my previous test.
> Will be great if you can show a little bit about your specs (exact
> spec code) and configuration so we can try replicate. Sometimes the
> error is there, but hidden somewhere else.
> --
> Luis Lavena
> AREA 17
> -
> Perfection in design is achieved not when there is nothing more to add,
> but rather when there is nothing more to take away.
> Antoine de Saint-Exupéry
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