Innoveo Coding Dojo! Please, join us in the Dojo to practice TDD Kata in groups. If you decide to join I ask you to prepare the following: • Decide to practice alone or in pair. If in pair agree with whom before joining. • Choose one programming language you want to practice. • Have a notebook ready with our preferred development environment, and bring it to the Dojo. Agenda 10min – Coding Dojo? 5min – Presentation of day’s topic 30min – TDD Kata 15min – Discussions about the experience and the learning's

1. Coding Dojo
@Innoveo
22.10.2013
Laurent Kempé
© INNOVEO SOLUTIONS AG /

2. 02 DOJO ?/
 Wikipedia definition
A dojo (道場 dōjō) is a Japanese
term which literally means
"place of the way“
Formal gathering place for
students of any Japanese
martial arts
 Safe place to practice
22 October 2013
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3. 02 CODING DOJO ?/
 Developers get together to work on a programming challenge
 Goals
Have fun
Improve skills by practicing
Learn / Improve techniques
Collaborative
 It is not
A competition
Neither a show
22 October 2013
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4. 02 KATA, CODE KATA /
 Kata (型 or 形 literally: "form") is a Japanese word
describing detailed choreographed patterns
of movements practiced either
solo or in pairs
 Code Kata is a term coined by
Dave Thomas, co-author of the book
The Pragmatic Programmer
 Code Kata is an exercise in
programming which helps a programmer hone their skills
through practice and repetition
22 October 2013
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5. 02 TDD KATA /
 Start from scratch
 Not necessarily solve the problem
 TDD
Red
Writing a failing test
Run test to see it fails
Write minimal code to pass test
Run test to see it pass
Refactor
Refactor
Green
Repeat
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6. 02 RANDORI KATA /
PAIR PROGRAMMING
 Code in pair
 Pilot and Copilot
 Principle
One write a first test, then pass the keyboard
Other write minimal code to pass the test
Write the next test, then pass the keyboard
Continue till the problem is solved or the time is passed
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