Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Feature. Tests. Implementation.
Search
Jay Hayes
April 26, 2017
Programming
0
64
Feature. Tests. Implementation.
Slides to accompany
https://github.com/iamvery/testing-workshop/releases/tag/v1
Jay Hayes
April 26, 2017
Tweet
Share
More Decks by Jay Hayes
See All by Jay Hayes
Build Elixir Phoenix
iamvery
0
70
Elixir in Elixir
iamvery
1
150
A Less Complex Web with Ratchet & Jank
iamvery
0
280
Ratchet & Jank
iamvery
0
190
Elixir in Elixir
iamvery
6
1.1k
Rubyist Does Swift
iamvery
0
84
Swift Introduction
iamvery
0
270
Data Integrity
iamvery
0
96
Pairing with tmux
iamvery
2
200
Other Decks in Programming
See All in Programming
NEWT Backend Evolution
xpromx
1
140
AIコーディングエージェント全社導入とセキュリティ対策
hikaruegashira
4
2.3k
Workers を定期実行する方法は一つじゃない
rokuosan
0
120
生成AI時代のコンポーネントライブラリの作り方
touyou
1
290
フロントエンドのパフォーマンスチューニング
koukimiura
6
2.2k
なぜあなたのオブザーバビリティ導入は頓挫するのか
ryota_hnk
0
140
効率的な開発手段として VRTを活用する
ishkawa
1
180
#QiitaBash MCPのセキュリティ
ryosukedtomita
2
1.5k
The Modern View Layer Rails Deserves: A Vision For 2025 And Beyond @ RailsConf 2025, Philadelphia, PA
marcoroth
2
770
AIのメモリー
watany
7
510
PipeCDのプラグイン化で目指すところ
warashi
1
310
Yes, You Can Work on Rails & any other Gem
kaspth
0
110
Featured
See All Featured
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
282
13k
The Power of CSS Pseudo Elements
geoffreycrofte
77
5.9k
Refactoring Trust on Your Teams (GOTO; Chicago 2020)
rmw
34
3.1k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.4k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
520
Optimizing for Happiness
mojombo
379
70k
Stop Working from a Prison Cell
hatefulcrawdad
271
21k
The World Runs on Bad Software
bkeepers
PRO
70
11k
Site-Speed That Sticks
csswizardry
10
710
A designer walks into a library…
pauljervisheath
207
24k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
60k
Transcript
@iamvery ♥ FEATURE. TESTS. IMPL.
@iamvery ♥ MATERIALS bit.ly/rc17tddv1 ✨ ✨ TDD: From Feature to
Tests to Implementation bit.ly/rc17tddlive
@iamvery ♥ FEATURE. TESTS. IMPL.
@iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 ✍
@iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1
Jay Hayes https://iamvery.com — @iamvery
@iamvery ♥
None
We develop.
We teach.
We write.
@iamvery ♥ bit.ly/rc17tddv1 Why write tests?
@iamvery ♥ bit.ly/rc17tddv1 DEFINE DONE
@iamvery ♥ bit.ly/rc17tddv1 CONFI DENCE
@iamvery ♥ bit.ly/rc17tddv1 What types of tests are there?
@iamvery ♥ bit.ly/rc17tddv1 acceptance unit model system smoke integration load
@iamvery ♥ bit.ly/rc17tddv1 INTEGRATED. ISOLATED.
@iamvery ♥ bit.ly/rc17tddv1 INTEGRATED. Plays well with others.
@iamvery ♥ bit.ly/rc17tddv1 VERIFY BEHAVIOR
@iamvery ♥ bit.ly/rc17tddv1 SYSTEM
@iamvery ♥ bit.ly/rc17tddv1 ISOLATED. Lonely, like a wolf.
@iamvery ♥ bit.ly/rc17tddv1 DRIVE DESIGN
@iamvery ♥ bit.ly/rc17tddv1 Other names define purpose.
@iamvery ♥ bit.ly/rc17tddv1 Acceptance Tests acceptable behavior. “feature”
@iamvery ♥ bit.ly/rc17tddv1 Load Test system resilience. “pressure”
@iamvery ♥ bit.ly/rc17tddv1 Smoke Low coverage, high level “sanity”
@iamvery ♥ bit.ly/rc17tddv1 ETC.
@iamvery ♥ bit.ly/rc17tddv1 THEY’RE ALL INTEGRATED
@iamvery ♥ bit.ly/rc17tddv1 What about paradigms?
@iamvery ♥ bit.ly/rc17tddv1 TDD
@iamvery ♥ bit.ly/rc17tddv1 BDD
@iamvery ♥ bit.ly/rc17tddv1 ADD
@iamvery ♥ bit.ly/rc17tddv1 TBH
@iamvery ♥ bit.ly/rc17tddv1 IDC
@iamvery ♥ bit.ly/rc17tddv1 Methodology.
@iamvery ♥ bit.ly/rc17tddv1 Documentation.
@iamvery ♥ bit.ly/rc17tddv1 Communicate intent.
@iamvery ♥ bit.ly/rc17tddv1 You are here
@iamvery ♥ bit.ly/rc17tddv1 Ok, tell me what to do.
@iamvery ♥ bit.ly/rc17tddv1 STEP 1
@iamvery ♥ bit.ly/rc17tddv1 Acceptance ✍
@iamvery ♥ bit.ly/rc17tddv1 Integrated.
@iamvery ♥ bit.ly/rc17tddv1 User perspective.
@iamvery ♥ bit.ly/rc17tddv1 Make stuff up.
@iamvery ♥ bit.ly/rc17tddv1 Write the test you want.
@iamvery ♥ bit.ly/rc17tddv1 Last test to pass.
@iamvery ♥ bit.ly/rc17tddv1 STEP 2
@iamvery ♥ bit.ly/rc17tddv1 Run it.
@iamvery ♥ bit.ly/rc17tddv1 Listen.
@iamvery ♥ bit.ly/rc17tddv1 STEP 3
@iamvery ♥ bit.ly/rc17tddv1 Try to make it happy.
@iamvery ♥ bit.ly/rc17tddv1 Zoom in.
@iamvery ♥ bit.ly/rc17tddv1 Build units♻
@iamvery ♥ bit.ly/rc17tddv1 Isolated.
@iamvery ♥ bit.ly/rc17tddv1 GOTO 2
@iamvery ♥ bit.ly/rc17tddv1 …
@iamvery ♥ bit.ly/rc17tddv1 ✅
@iamvery ♥ bit.ly/rc17tddv1 BEWARE
@iamvery ♥ bit.ly/rc17tddv1 “NOOOPE”
@iamvery ♥ https://github.com/testdouble/contributing-tests/wiki/Testing-Pyramid
@iamvery ♥ bit.ly/rc17tddv1 TL;DR coupling
@iamvery ♥ bit.ly/rc17tddv1 OVER TESTING
@iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 SUPER POWERS +
@iamvery ♥ bit.ly/rc17tddv1 MORE PRODUCTIVE
@iamvery ♥ bit.ly/rc17tddv1 EASIER N THE BRAIN
@iamvery ♥ bit.ly/rc17tddv1 DEMO
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 YOUR FIRST TEST
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 NEW INTERFACE
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 GET REAL
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 WRAP IT
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 FAKE IT
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
/ YOUR TURN @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 INJECT IT
QUEST IONS? @iamvery ♥ bit.ly/rc17tddv1
@iamvery ♥ bit.ly/rc17tddv1 BONUS
@iamvery ♥