Lock in $30 Savings on PRO—Offer Ends Soon! ⏳

How Go test tests

Avatar for Seiji Takahashi Seiji Takahashi
December 11, 2017
Programming
2
5.9k

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
権限と承認 〜ユーザー信頼性に繋がる管理画面の根幹について〜
Avatar for Seiji Takahashi timakin
0
640
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
6.8k
Golang API Testing the HARD way
Avatar for Seiji Takahashi timakin
13
6.8k
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
6.5k
testcache.pdf
Avatar for Seiji Takahashi timakin
1
180
How Go cache
Avatar for Seiji Takahashi timakin
1
110

Other Decks in Programming

See All in Programming
SwiftUIで本格音ゲー実装してみた
Avatar for 蛋白（たんぱく・TANPACT） hypebeans
0
490
Cell-Based Architecture
Avatar for Luram Archanjo larchanjo
0
140
エディターってAIで操作できるんだぜ
Avatar for kis9a kis9a
0
750
メルカリのリーダビリティチームが取り組む、AI時代のスケーラブルな品質文化
Avatar for osari.k cloverrose
2
350
俺流レスポンシブコーディング 2025
Avatar for TAK tak_dcxi
14
9.5k
tparseでgo testの出力を見やすくする
Avatar for utagawa kiki utgwkk
2
270
Graviton と Nitro と私
Avatar for maroon1st maroon1st
0
130
AI 駆動開発ライフサイクル(AI-DLC):ソフトウェアエンジニアリングの再構築 / AI-DLC Introduction
Avatar for kanamsasa kanamasa
11
3.6k
Deno Tunnel を使ってみた話
Avatar for すずとも kamekyame
0
230
ゆくKotlin くるRust
Avatar for TATSUNO Yasuhiro exoego
1
150
perlをWebAssembly上で動かすと何が嬉しいの？？？ / Where does Perl-on-Wasm actually make sense?
Avatar for mackee mackee
0
120
新卒エンジニアのプルリクエスト with AI駆動
Avatar for Yuta Fukunaga fukunaga2025
0
230

Featured

See All Featured
世界の人気アプリ100個を分析して見えたペイウォール設計の心得
Avatar for Akihiro Kokubo akihiro_kokubo
PRO
65
35k
Building Flexible Design Systems
Avatar for Yesenia Perez-Cruz yeseniaperezcruz
330
39k
[RailsConf 2023 Opening Keynote] The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
31
9.8k
Navigating the moral maze — ethical principles for Al-driven product design
Avatar for Skipper Chong Warson skipperchong
1
200
Paper Plane
Avatar for Katie Cordina Lindsey katiecoart
PRO
0
44k
Getting science done with accelerated Python computing platforms
Avatar for Jacob Tomlinson jacobtomlinson
0
76
How People are Using Generative and Agentic AI to Supercharge Their Products, Projects, Services and Value Streams Today
Avatar for Helen Beal helenjbeal
1
80
Discover your Explorer Soul
Avatar for Emna emna__ayadi
2
1k
Bioeconomy Workshop: Dr. Julius Ecuru, Opportunities for a Bioeconomy in West Africa
Avatar for AKADEMIYA2063 akademiya2063
PRO
0
31
Put a Button on it: Removing Barriers to Going Fast.
Avatar for kastner kastner
60
4.1k
GitHub's CSS Performance
Avatar for Jon Rohan jonrohan
1032
470k
ラッコキーワード サービス紹介資料
Avatar for ラッコ株式会社 rakko
0
1.8M

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!!