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To: sohcahtoa82@gmail.com
cc: python-list@python.org, lac@openend.se
From: Laura Creighton <lac@openend.se>
Subject: Re: Classic OOP in Python
In-Reply-To: Message from sohcahtoa82@gmail.com of "Wed, 17 Jun 2015 14:33:43 -0700." <6944ae86-86eb-4a9b-be05-21d0be7bb206@googlegroups.com>
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In a message of Wed, 17 Jun 2015 14:33:43 -0700, sohcahtoa82@gmail.com writes:

>I had a Java class where we had to learn TDD, and that's the way TDD
>was taught to us, and I hated it.  We watched a video of this guy
>explaining TDD with a hat that was red on the front and green on the
>back.  It involved writing a simple failing unit test, then write
>code to fix it, then refactor the tests and/or code.  As an in-class
>exercise, we had to write an implementation of Conway's Game of Life.
>I threw TDD out the window and just wrote the damn program in under
>15 minutes, then another 10 minutes to write unit tests that tested
>every possible code branch and several invalid inputs.  Meanwhile,
>the people doing TDD the "right" way didn't even have a complete
>program after over an hour.  The brand of TTD we were taught would
>end up multiplying development time by at least a factor of 3, and by
>the time you were done, at least 75% of the tests you had written
>will have been removed due to rampant refactoring.  IMO, that kind of
>TTD is an utter waste of time.

I'd hate that too.  But that's not the TDD I know, or teach.  Please
don't write off TDD as a result of this experience.

Laura