Test-Driven Development        PyBonn Meeting – März 2013                  Timo Stollenwerk
Testing ???
Do not break things!                   Timo Stollenwerk
What do we get?●    Code that works●    Proof that is works●    Lower defect rate●    Cheaper bug fixing
Test-Driven Development
Test-Driven Development
Test-Driven Development
Test-Driven Development
What do we get?●    Shorter development    cycles●    Fast development    process●    Satisfaction●    Fun!
No code without a failing test
Make test pass (quickly)
Test
Fix
Refactor
What do we get?●    Clean Code that    works●    Agile code
Testing Pyramid
Test-Driven Development         Timo Stollenwerk         contact@timostollenwerk.net         twitter: @timostollenwerk    ...
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Test-Driven Development

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Transcript of "Test-Driven Development"

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