September 2011
Intermediate to advanced
612 pages
15h 48m
Japanese
Content preview from Making Software ―エビデンスが変えるソフトウェア開発
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198
12
章 テスト駆動開発はどれくらい効果的か
?
4.
そのタスクが完了する最小限のプロダクションコードを書く。
5.
すべてのテストを（新しいのも含めて）実行し、その通過を確認する。
6.
必要に応じてコードをリファクタリングする。
7.
手順
1
から繰り返す。
TDD
錠の実効成分は、プロダクションコードの前にテストケースを書くところ（オーサリング、
authoring
）です。コードの前にテストケースを書くためには、解の設計、情報の流れ、コードからどの
ような出力があるか、起こり得る例外シナリオは何かを、患者が検討する必要があります。プロダクショ
ンコードを書く前に新しく書かれたテストケースを実行するのは、テストが正しく書かれていることと
（この時点でテストケースが通過したら、それは意図する効果をテストしていません）、システムがコン
パイルできることを確認するのに役立ちます。
TDD
錠には、テストケースを通過するのにちょうど十
分なだけのプロダクションコードを
書くことも含まれていて、そのおかげですっきりしたモジュール化
された設計が促進されます。さらに
TDD
のユーザは、コードに変更がある度にいつでも実行の可能な、
既存システムの正しさを検証する、自動化テストケースの、成長するライブラリを構築します。
多くの薬と同じく
TDD
錠にも、公認された種別が複数あります。
ATDD
（
Acceptance-Test-Driven
Development
）、
BDD
（
Behavior-Driven Development
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.