Upgrade to Pro — share decks privately, control downloads, hide ads and more …

How Go test tests

Avatar for Seiji Takahashi Seiji Takahashi
December 11, 2017
Programming
2
5.2k

How Go test tests

Presentation for golang.tokyo #11

Avatar for Seiji Takahashi

Seiji Takahashi

December 11, 2017
Tweet

More Decks by Seiji Takahashi

See All by Seiji Takahashi
Go Backends for frontends with GraphQL and gRPC
Avatar for Seiji Takahashi timakin
6
4.1k
Design Pattern for Image and Text Composition in Go
Avatar for Seiji Takahashi timakin
5
6.7k
Golang API Testing the HARD way
Avatar for Seiji Takahashi timakin
13
6.7k
Head First Golang Image Package
Avatar for Seiji Takahashi timakin
2
10k
React Native Beyond Prototype
Avatar for Seiji Takahashi timakin
2
1.7k
Performance Optimization 
on Google AppEngine
Avatar for Seiji Takahashi timakin
5
6.4k
testcache.pdf
Avatar for Seiji Takahashi timakin
1
160
How Go cache
Avatar for Seiji Takahashi timakin
1
97
How Go cache tests
Avatar for Seiji Takahashi timakin
1
3.2k

Other Decks in Programming

See All in Programming
スマホで海難事故は防げるか？年間2000件以上の小型船舶の事故に挑むアプリ開発
Avatar for Atsuki Seo atsuki_seo
0
120
Django Ninja による API 開発効率化とリプレースの実践
Avatar for Kashun Yoshida kashewnuts
0
840
非同期jobをtransaction内で 呼ぶなよ！絶対に呼ぶなよ！
Avatar for Yuto Urushima alstrocrack
0
360
いま中途半端なSwift 6対応をするより、Default ActorやApproachable Concurrencyを有効にしてからでいいんじゃない？
Avatar for yimajo yimajo
2
230
Model Pollution
Avatar for Henning Schwentner hschwentner
1
180
Breaking Up with Big ViewModels — Without Breaking Your Architecture (droidcon Berlin 2025)
Avatar for Stelios Frantzeskakis steliosf
PRO
1
280
株式会社 Sun terras カンパニーデック
Avatar for Sun terras.Inc sunterras
0
170
ネイティブ製ガントチャートUIを作って学ぶUICollectionViewLayoutの威力
Avatar for Yusaku Nishi jrsaruo
0
120
私はどうやって技術力を上げたのか
Avatar for Yusuke Wada yusukebe
42
17k
Serena MCPのすすめ
Avatar for wadakatu wadakatu
4
830
VisionFrameworkで実現する - プライバシーに配慮した「顔ぼかし」機能 / Face blurring with Vision Framework
Avatar for Tomohiro Imaizumi imaizume
0
190
CI_CD「健康診断」のススメ。現場でのボトルネック特定から、健康診断を通じた組織的な改善手法
Avatar for teamLab teamlab
PRO
0
150

Featured

See All Featured
Facilitating Awesome Meetings
Avatar for Lara Hogan lara
56
6.6k
Navigating Team Friction
Avatar for Lara Hogan lara
189
15k
Gamification - CAS2011
Avatar for David Bonilla davidbonilla
81
5.5k
YesSQL, Process and Tooling at Scale
Avatar for Rocio Delgado rocio
173
14k
Context Engineering - Making Every Token Count
Avatar for Addy Osmani addyosmani
3
160
A Modern Web Designer's Workflow
Avatar for Chris Coyier chriscoyier
697
190k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
Avatar for Tammy Everts tammyeverts
8
570
ピンチをチャンスに：未来をつくるプロダクトロードマップ #pmconf2020
Avatar for Aki / @LoveIdahoBurger aki_iinuma
127
53k
Designing Experiences People Love
Avatar for Jonathan Moore moore
142
24k
The Invisible Side of Design
Avatar for Vitaly Friedman smashingmag
301
51k
The Power of CSS Pseudo Elements
Avatar for Geoffrey Crofte geoffreycrofte
78
6k
10 Git Anti Patterns You Should be Aware of
Avatar for Lemi Orhan Ergin lemiorhan
PRO
657
61k

Transcript

  1. How Go test tests @__timakin__

  2. • Seiji Takahashi • Github: timakin / Twitter: @__timakin__ •

    גࣜձࣾGunosy ৽نࣄۀ։ൃࣨ • Go / Swift ࣗݾ঺հ

  3. Copyright© Gunosy Inc. All Rights Reserved 3 Go / Python

    ΤϯδχΞืूத ▶https://gunosy.co.jp/recruit/ Gunosy͸ɺ౦ژେֶʹ௨͏3ਓͷֶੜͷ
 ʮ৘ใΛੈքதͷਓʹ࠷దʹಧ͚͍ͨʯͱ͍͏૝͍͔Β࢝·Γ·ͨ͠ɻ ౦ূϚβʔζ্৔ɺ࿡ຊ໦ώϧζ΁ͷΦϑΟεҠసΛܦͯɺ
 େ͖͘੒௕͍ͯ͠ΔձࣾͰ׆༂͍ͨ͠ϝϯόʔΛืू͍ͯ͠·͢ɻ

  4. Test of test

  5. None

  6. Go1.9~ ؔ਺͕ͲΜͳग़ྗΛ͢Δͷ͔ɺ ExampleΛఆٛͰ͖ΔΑ͏ʹ

  7. None
  8. None

  9. TestίϚϯυʹؔΘΔ࣮૷ • src/testing • ςετ࣮ߦ࣌ʹ࢖͏T, BͳͲͷ࣮૷ • testing.commonͱ͍͏ߏ଄ମ͕ϝΠϯϩδοΫΛ͍࣋ͬͯΔ • ίϚϯυͷflagύʔε

    • benchmarking, ΧόϨοδଌఆͳͲ • Fail, SkipͳͲͷ࣮૷

  10. common

  11. None

  12. গͳ͍ʂ؆୯ʂ

  13. Mergeͯ͠΄͍͠ʂ

  14. Can you add tests?

  15. ςετͷ࣮ߦ݁Ռͬͯ
 Ͳ͏΍ͬͯ
 ςετ͢ΔΜͩʁ

  16. ςετͬͯͲ͏΍ͬͯ
 ςετ͢ΔΜͩʁ

  17. For testing tests • src/cmd/go/go_test.go • Go commandsͷςετ࣮ߦ

  18. For testing tests • src/cmd/go/go_test.go • Go commandsͷςετ࣮ߦ

  19. For testing tests • testgoData • ͍͍ײ͡ʹfixtureΛಡΈࠐΜͩΓɺ
 ࣮ߦޙͷCleanupΛͯ͘͠ΕΔ


  20. For testing tests • src/cmd/go/testdata/src/* • ςετ༻ͷFixtureΛఆٛ

  21. all.bashΛճͤ͹
 ສࣄOK

  22. Let’s Contribute!

  23. ʕ ◔ϖ◔ʔ < Thank You!!