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Re: unit test strategy

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On Fri, Sep 14, 2012 at 10:59 PM, Aaron Brady <castironpi@gmail.com> wrote:
> Hello,
>
> I've developing a test script.  There's a lot of repetition.  I want to introduce a strategy for approaching it, but I don't want the program to be discredited because of the test script.  Therefore, I'd like to know what people's reactions to and thoughts about it are.
>
> The first strategy I used created an iterator and advanced it between each step:

That isn't a refined iterator below:

>         self.op_chain(range(5), ('add', 5))
>         self.op_chain(range(5), ('add', -2), ('add', -1))
>         self.op_chain(range(5), ('discard', -1), ('add', 5))
>         self.op_chain_ok(range(5), ('update', [0, 1]))
> Etc.
>
> I'm considering something more complicated.  'iN' creates iterator N, 'nN' advances iterator N, an exception calls 'assertRaises', and the rest are function calls.
>         dsi= dict.__setitem__
>         ddi= dict.__delitem__
>         dsd= dict.setdefault
>         KE= KeyError
>         IE= IterationError
>         self.chain(range(10), 'i0', (dsi, 0, 1), 'n0', (dsi, 10, 1), (IE, 'n0'))
>         self.chain(range(10), 'i0', 'n0', (dsd, 0, 0), 'n0', (dsd, 10, 1), (IE, 'n0'))
>         self.chain(range(10), 'i0', (KE, ddi, 10), 'n0', (ddi, 9), (IE, 'n0'))
>
> Do you think the 2nd version is legible?  Could it interfere with the accuracy of the test?

Show the test, which should show instances of wehat you want called.

I could rewrite the above, but it seems you're moe in need of refining
your iterations, and the values given within them.



-- 
Best Regards,
David Hutto
CEO: http://www.hitwebdevelopment.com

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unit test strategy Aaron Brady <castironpi@gmail.com> - 2012-09-14 19:59 -0700
  Re: unit test strategy Dwight Hutto <dwightdhutto@gmail.com> - 2012-09-14 23:26 -0400
  Re: unit test strategy Dwight Hutto <dwightdhutto@gmail.com> - 2012-09-14 23:32 -0400
    Re: unit test strategy Aaron Brady <castironpi@gmail.com> - 2012-09-15 20:24 -0700
    Re: unit test strategy Aaron Brady <castironpi@gmail.com> - 2012-09-15 20:24 -0700
  Re: unit test strategy Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-09-16 07:42 +0000
    Re: unit test strategy Aaron Brady <castironpi@gmail.com> - 2012-09-16 11:38 -0700
      Re: unit test strategy Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-09-16 20:01 +0000
        Re: unit test strategy Aaron Brady <castironpi@gmail.com> - 2012-09-22 20:07 -0700
  Re: unit test strategy Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-16 13:28 +0100

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