Writing PHPUnit tests for TYPO3 extensions

Transcript

1. Writing PHPUnit tests
   

   for TYPO3 extensions
   Oliver Klee, 2023-08 @oliklee@chaos.social | typo3-coding@oliverklee.de
   

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2. About me
   Oliver „Oli“ Kle
   e
   
   #bon
   n
   
   #extension-de
   v
   
   #workshop-teache
   r
   
   #unit-testing-gu
   y
   
   #phpstan-gu
   y
   
   #best-practices-tea
   m
   
   #motivation-research-tea
   m
   
   #team-leadership-working-grou
   p
   
   #game-cookin
   g
   
   #powermetal
   

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3. Unit

   Tests?
   

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4. Manual testing is cumbersome
   

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5. Automated

   testing
   

   is fast
   

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6. Unit tests for the
   

   TYPO3 Core
   

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7. Unit Tests

   406 (144) tests/s
   

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8. Functional Tests

   8.13 (1.97) tests/s
   

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9. Acceptance Tests

   .009 (.003) tests/s
   

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10. Verify that your code
    does what you expect
    

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11. Make sure that
    

    your changes won‘t

    break anything
    

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12. Keep others
    

    from breaking your code
    

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13. Don’t break anything
    

    even in complex
    

    projects
    

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14. Create a safety net
    
    for refactoring
    or for TYPO3, PHP
    or Symfony updates
    

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15. Improve
    the structure
    of your code
    

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16. Find the location of bugs
    

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17. Green feels good!
    

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18. Test levels
    http://
    fi
    lipdefar.com/2015/06/tested-be-thy-name.html
    

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19. Unit tests are
    
    small and fast
    

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20. Functional tests
    test how components
    
    work together
    also called
    integration tests
    

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21. Acceptance tests
    Codeception Cypress
    

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22. The testing pyramid
    Unit
    Functional/

    Integration
    Acceptance
    Photo by Eugene Tkachenko on Unsplash: https://unsplash.com/photos/TF47p5PHW18
    

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