[TIP] testing __init__

Michael Foord fuzzyman at voidspace.org.uk
Sat Apr 10 06:47:32 PDT 2010

On 10/04/2010 01:54, Alfredo Deza wrote:
> Hi
> I am having issues testing the constructor of a class that has a 
> try/except block.
> Should __init__ raise an exception so I can catch via 
> self.assertRaises to make it easier to test? Or are there other ways
> to make __init__ "testable"?
> What is the way you guys use the most (or like the best) for testing 
> __init__?

Well, avoiding doing things like that in constructors is one way to make 
them more testable. Another way is to factor that code into a separate 
method so that it can be stubbed out (test your constructor calls it) 
and also tested separately.


> Thanks!
> -- 
> Alfredo Deza
> _______________________________________________
> testing-in-python mailing list
> testing-in-python at lists.idyll.org
> http://lists.idyll.org/listinfo/testing-in-python


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