WWDC 2021: What's New in Testing

A roundup of testing related new features from WWDC 2021. Slides from the 2021/06/10 Melbourne CocoaHeads Meetup.

Including: Xcode Cloud, XCTExpectFailure, addTearDownBlock, and Test Plans.

To learn more about testing in Swift, checkout my book Test-Driven Development in Swift.

Transcript

1. What’s new in Testing
   Gio Lodi, Mobile Infrastructure @ Automattic
   Melbourne CocoaHeads 2021/06/10
    WWDC21
   

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2. • Xcode Cloud
   
   • async/await & test
   
   • XCTExpectFailure
   • Test Repetition
   • addTearDownBlock { }
   

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3. Xcode Cloud
   So that’s what they bough BuddyBuild for…
   

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5. • Xcode Cloud docs homepage
   
   • Supports GitHub, GitHub Enterprise, Bitbucket Cloud, Bitbucket Server,
   GitLab, and GitLab self-managed instances
   • Environment Variables CI, CI_BUILD_ID, CI_XCODE_SCHEME,
   CI_TEST_PLAN, CI_PULL_REQUEST_NUMBER, …
   
   • Web Hooks – Note: You can configure up to five web hooks per Xcode Cloud
   product.
   

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6. Requirements for Using Xcode Cloud
   

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7. About Continuous Integration and Delivery with Xcode Cloud
   

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8. Review code and collaborate in Xcode
   

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9. Review code and collaborate in Xcode
   

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10. ☁
    Would you trust
    to do all that for you
    in the ?!
    

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11. async/await ❤ unit tests
    Testing async code just go easier
    

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12. https://mokacoding.com/blog/how-to-test-async-await-code-in-swift/
    

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13. https://mokacoding.com/blog/how-to-test-async-await-code-in-swift/
    

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14. XCTExpectFailure
    The best API you should never use
    

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15. https://mokacoding.com/blog/xctexpectfailure
    

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16. https://mokacoding.com/blog/xctexpectfailure
    

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17. https://mokacoding.com/blog/xctexpectfailure
    

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18. https://mokacoding.com/blog/xctexpectfailure
    

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19. https://mokacoding.com/blog/xctexpectfailure
    

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20. https://mokacoding.com/blog/xctexpectfailure
    

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21. https://mokacoding.com/blog/xctexpectfailure
    

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22. Test Repetition
    More tools to avoid dealing with address flaky tests
    

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23. Diagnose unreliable code with test repetitions
    

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24. Diagnose unreliable code with test repetitions
    

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25. Diagnose unreliable code with test repetitions
    Until Failure
    

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26. Diagnose unreliable code with test repetitions
    Retry on Failure
    

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27. Diagnose unreliable code with test repetitions
    Up Until Maximum Repetition
    

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28. addTearDownBlock
    I couldn’t find a snarky remark for this one…
    

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30. Test-Driven Development
    in Swift
    tddinswift.com
    

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31. One more thing…
    

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32. Vim key bindings
    So you’ll never be able to quite Xcode again
    

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33. • Vim key bindings introduce “Modal Editing”
    
    • Normal mode – Verb + Movement + Subject
    
    • Insert mode
    
    • Visual mode
    
    • Limited support (for now? $%)
    

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34. Demo Time
    

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35. mokacoding.com/xcode-heart-vim
    ❤
    

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36. & Gio Lodi
    Mobile Infrastructure Engineer @ Automattic
    @mokagio
    mokacoding.com
    gio.codes
    

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