[TIP] new assertion library for unit tests

[Michael Foord]

Michael Gratton wrote:
> On Wed, 2008-08-13 at 10:48 +0200, Nicolas Chauvat wrote:
>   
>> With logilab.common.testlib, that's
>>
>> self.assertListEquals(expected, actual)
>>     
>
> Well, that definitely fixes the issues with unittest's assert methods,
> but then the lib needs an assert call for every combination of objects,
> properties and behaviours you might want to test and you need to be able
> remember what they are all called.
>   

I will be making changes to assertEquals so that it has a sensible 
implementation (i.e. useful failure reporting) for lists and other 
containers (and long strings) without requiring a separate method.

Michael Foord
> Does it also have a assertListNotEquals method? I think one of the more
> nifty things about Achoo is that it doesn't need two methods for both
> the cases of an assertion. If you want to test for
> not-something-something, you just put a `is_not.' in front of it, for
> example:
>
>   requiring(s).equal_to('foo').is_not.equal_to('bar')
>
> This tests your custom __eq__ and __ne__ methods nicely.
>
> /Mike
>
>   
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