[rspec-users] Monitor method invoking from superclass

[Zhi-Qiang Lei]

On Sep 30, 2010, at 9:56 PM, Rick DeNatale wrote:

> On Thu, Sep 30, 2010 at 9:45 AM, David Chelimsky <dchelimsky at gmail.com> wrote:
>> On Sep 30, 2010, at 8:20 AM, Zhi-Qiang Lei wrote:
> 
>>>>> I want to if B is receive 'super' message. Thanks.
>>>> 
>>>> I understand what you meant, but I don't understand why you want to do this. What is the bigger problem you are trying to solve? Why do you want to monitor when super gets called?
>>> 
>>> Thank you. Actually what I want is just to write a test case for it, with rspec.
>> 
>> You can not.
> 
> And following up on David's reply, I don't think you should, Lei.
> 
> What you really should be testing that the observable effects of the
> call are 'as if' the super call were made.
> 
> If you could test that the super call was made it would be testing
> that the implementation were a certain way more than the behavior of
> the object, and that's the road to writing brittle tests.
> 
> -- 
> Rick DeNatale
> 
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In my case, there is already a test case for the method in class A, and its feature is complex. So I was trying to test the super call but observable effect for simple. Anyway, thank you both.