専門性の高い領域をいかに開発し、 テストするか / How to test and develop complicated systems with Domain Experts!

Kotlin Fest 2022 Reject Conference での発表資料です。

[資料中のURL一覧]
Henry のサーバーサイドアーキテクチャ 狙いと課題 2022.08.25 (https://speakerdeck.com/agatan/server-side-architecture-at-henry-inc)
Kotlin / Kotest でテストを書く Tips の社内共有会を開催しました！ (https://note.com/agatan/n/n535520052c20)
事例から学ぶ実例マッピングのやり方 (https://speakerdeck.com/nihonbuson/example-mapping)

Transcript

1. Kotlin Fest Reject Conference
   2 0 2 2 

   

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2. Naomichi Agata
   2018
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   4
   ~
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   Wantedly, Inc.
   
   
   , ,
   
   
   2021
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   4
   ~ Henry, Inc.
   
   
   @agatan / @agatan_
   

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3. :
   

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4. Henry
   
   
   ..
   
   
   ( ) ..
   
   
   🙈
   
   
   
   
   
   
   
   

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5. Frontend: React + TypeScript
   
   
   Server-Side: gRPC + Kotlin
   
   
   
   Kotest (https://kotest.io/)
   
   
   MockK (https://mockk.io/)
   
   
   : Henry 2022.08.25
   

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7. ཁٻ࢓༷ͷ੔ཧ
   ։ൃ
   ड͚ೖΕςετ
   Engineer
   Domain Expert
   Domain Expert
   

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8. ཁٻ࢓༷ͷ੔ཧ
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   Domain Expert
   
 

   
   
   :
   

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9. ཁٻ࢓༷ͷ੔ཧ
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   Domain Expert
   Domain Expert
   
   
   :
   
   
   

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10. ཁٻ࢓༷ͷ੔ཧ
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    ड͚ೖΕςετ
    Engineer
    Domain Expert
    Domain Expert
    
    
    UI
    

    

    :
    
    
    

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11. ͭͳ͗͜ΜͰΈΔͱ໰୊͕
    

    ͍ͬͺ͍ग़ͯ͘Δʂ
    ࣮૷͸͞Ε͍͚ͯͨͲϚελʔ͕
    ਖ਼͘͠ͳͬͨʂ
    ૝૾΋͍ͯ͠ͳ͔ͬͨͱ͜ΖͰ
    

    σάϨ͕ʂ
    

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12. :
    
    
    : Kotlin / Kotest Tips
    
    
    

    
    
    :
    
    
    

    🙈
    

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13. :
    

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14. :
    assertion
    
    
    context, describe, it
    
    
    withClue, asClue
    

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15. :
    
    
    
    
    
    
    /
    
    
    
    
    mock ⾒
    
    
    

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16. : ⾒
    
    
    Kotlin
    

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17. :
    ⾒
    
    
    
    
    
    
    

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18. : API
    
    
    gRPC proto
    
    
    gRPC proto API
    
    
    
    
    assertion
    

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20. ཁٻ࢓༷ͷ੔ཧ
    ։ൃ
    ड͚ೖΕςετ
    Engineer
    Domain Expert
    Domain Expert
    

    

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21. IUUQTTQFBLFSEFDLDPNOJIPOCVTPOFYBNQMFNBQQJOH
    ࣄྫ͔ΒֶͿ࣮ྫϚοϐϯάͷ΍Γํ
    

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22. ཁٻ࢓༷ͷ੔ཧ
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    ड͚ೖΕςετ
    Engineer
    Domain Expert
    Domain Expert
    
    
    DE
    

    Engineer
    

    

    

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23. &
    
    
    expectation X
    
    
    UI
    

    

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24. gRPC Interceptor ?
    

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25. API
    

    API
    
    
    ⾒
    
    
    
    

    

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26. View Slide