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

An Introduction to Spies in RSpec

Avatar for Penelope Phippen Penelope Phippen
November 17, 2014
Technology
0
170

An Introduction to Spies in RSpec

Avatar for Penelope Phippen

Penelope Phippen

November 17, 2014
Tweet

More Decks by Penelope Phippen

See All by Penelope Phippen
Introducing Rubyfmt
Avatar for Penelope Phippen penelope_zone
0
590
How RSpec Works
Avatar for Penelope Phippen penelope_zone
0
6.8k
Quick and easy browser testing using RSpec and Rails 5.1
Avatar for Penelope Phippen penelope_zone
1
98
Teaching RSpec to play nice with Rails
Avatar for Penelope Phippen penelope_zone
2
160
Little machines that eat strings
Avatar for Penelope Phippen penelope_zone
1
120
What is processor (brighton ruby edition)
Avatar for Penelope Phippen penelope_zone
0
130
What is processor?
Avatar for Penelope Phippen penelope_zone
1
370
extremely defensive coding - rubyconf edition
Avatar for Penelope Phippen penelope_zone
0
280
Agile, etc.
Avatar for Penelope Phippen penelope_zone
2
240

Other Decks in Technology

See All in Technology
【インシデント入門】サイバー攻撃を受けた現場って何してるの？
Avatar for Shumei Ito shumei_ito
0
1.4k
制約が導く迷わない設計 〜 信頼性と運用性を両立するマイナンバー管理システムの実践 〜
Avatar for ないとー bwkw
2
750
CDK対応したAWS DevOps Agentを試そう_20260201
Avatar for モブエンジニア（Masaki Okuda） masakiokuda
1
120
Amazon Bedrock AgentCore 認証・認可入門
Avatar for iganin hironobuiga
2
480
SREが向き合う大規模リアーキテクチャ 〜信頼性とアジリティの両立〜
Avatar for Kuniaki Moriya zepprix
0
350
Meshy Proプラン課金した
Avatar for henjin0 henjin0
0
170
ファインディの横断SREがTakumi byGMOと取り組む、セキュリティと開発スピードの両立
Avatar for adachi.ryo rvirus0817
1
890
今日から始める Amazon Bedrock AgentCore
Avatar for Har1101 har1101
4
320
Sansan Engineering Unit 紹介資料
Avatar for Sansan, Inc. sansan33
PRO
1
3.8k
3分でわかる！新機能 AWS Transform custom
Avatar for sato4mi sato4mi
1
310
2人で作ったAIダッシュボードが、開発組織の次の一手を照らした話― Cursor × SpecKit × 可視化の実践 ―　Qiita AI Summit
Avatar for NOBORU ITOU noalisaai
1
340
Kubecon NA 2025: DRA 関連の Recap と社内 GPU 基盤での課題
Avatar for Yohei Kevin Namba kevin_namba
0
110

Featured

See All Featured
Mind Mapping
Avatar for Hélio Medeiros helmedeiros
PRO
0
71
Raft: Consensus for Rubyists
Avatar for Patrick Van Stee vanstee
141
7.3k
The Cost Of JavaScript in 2023
Avatar for Addy Osmani addyosmani
55
9.5k
Efficient Content Optimization with Google Search Console & Apps Script
Avatar for Katarina Dahlin katarinadahlin
PRO
0
310
Understanding Cognitive Biases in Performance Measurement
Avatar for Philip Tellis bluesmoon
32
2.8k
The browser strikes back
Avatar for Jono Alderson jonoalderson
0
350
Building an army of robots
Avatar for Kyle Neath kneath
306
46k
Designing Dashboards & Data Visualisations in Web Apps
Avatar for Des Traynor destraynor
231
54k
[SF Ruby Conf 2025] Rails X
Avatar for Vladimir Dementyev palkan
0
740
What does AI have to do with Human Rights?
Avatar for Per Axbom axbom
PRO
0
2k
Deep Space Network (abreviated)
Avatar for Tony Rice tonyrice
0
42
YesSQL, Process and Tooling at Scale
Avatar for Rocio Delgado rocio
174
15k

Transcript

  1. An Introduction to Spies in RSpec

  2. a!/samphippen

  3. Feel free to ask Questions

  4. Testing

  5. We are the people that test the code

  6. Why do we test our code?

  7. x`

  8. None

  9. Tests help us find bugs

  10. and then never see them again

  11. Some tests provide design feedback on our code

  12. Kinds of test

  13. Integrated test Fake nothing

  14. Isolated test Fake everything

  15. and a spectrum in between

  16. Why do we fake things?

  17. None

  18. Kinds of fake

  19. Stub Fake a response to some method call

  20. Mock Expect a method will be called in the future

  21. Spy Record calls made and then assert after the fact

  22. Let’s write some tests

  23. x

  24. Let’s have some questions !!/samphippen [email protected]

  25. Feel free to ask Questions

  26. RSpec RSpec ! ! RSpec 3

  27. Let’s have some questions a!/samphippen [email protected]