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Test-Driven Development

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Transcript

  • 1. Test-Driven Development PyBonn Meeting – März 2013 Timo Stollenwerk
  • 2. Testing ???
  • 3. Do not break things! Timo Stollenwerk
  • 4. What do we get?● Code that works● Proof that is works● Lower defect rate● Cheaper bug fixing
  • 5. Test-Driven Development
  • 6. Test-Driven Development
  • 7. Test-Driven Development
  • 8. Test-Driven Development
  • 9. What do we get?● Shorter development cycles● Fast development process● Satisfaction● Fun!
  • 10. No code without a failing test
  • 11. Make test pass (quickly)
  • 12. Test
  • 13. Fix
  • 14. Refactor
  • 15. What do we get?● Clean Code that works● Agile code
  • 16. Testing Pyramid
  • 17. Test-Driven Development Timo Stollenwerk contact@timostollenwerk.net twitter: @timostollenwerk irc: tisto