The dark side of the force

Remember the funny post about Python vs Perl on Python mailing list ?

I think it fits pretty well to TDD. Here's a slighty modified version:


With Yoda strapped to his back, Luke climbs up one of the
many thick vines that grow in the swamp until he reaches the
Dagobah statistics lab. Panting heavily, he continues his
exercises -- writing test-driven code in Python, making
fakes, mock objects.

YODA: Code! Test! Yes. A programmer's strength flows from non-regression.
Never stop doing tests. The dark side of code maintainability
reach you would without tests. Easy to write without them when
package you create. If once you start down the dark path,
forever will it dominate your destiny, consume you it will.

LUKE: Isn't it simpler not to do tests ?

YODA: No... no... no. Quicker, easier, more seductive.

LUKE: So why I should do tests then ?

YODA: You will know. When your code you try to correct six months from


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