[TIP] system testing with Python

[Carl Meyer]

Hi Alfredo,

On 01/26/2014 11:43 AM, Alfredo Deza wrote:
> I am searching for something in Python that will help in system testing. That is, run a command (or a few of them) and allow
> assertions on output or on exit status.
> 
> I’m well aware though that I can do a few calls to subprocess and then inspect stdout/stderr for a match or check the exit status
> with that same object, but I was wondering if there is something out there that might help here.
> 
> The use case is for tests that are done on a storage cluster, so several machines are brought up and a few commands are sent to the cluster with certain expectations, although most of the time we are looking for a non-zero exit status.
> 
> I love py.test, so a plugin for it would be nice, although I wouldn’t mind looking at other things that might help with this kind of testing.
> 
> Any ideas or example would be great!

I've used Ian Bicking's ScriptTest before for this
(http://pythonpaste.org/scripttest/) and found it nice enough to work
with. It's just a bunch of conveniences around a subprocess call.

Carl