October 2009
Intermediate to advanced
480 pages
9h 59m
English
Content preview from Refactoring: Ruby Edition
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Chapter 4. Building Tests
When Martin originally wrote Refactoring, tests were anything but mainstream. However, even back then he knew: If you want to refactor, the essential precondition is having solid tests. Even if you are fortunate enough to have a tool that can automate the refactorings, you still need tests.
Since the days of the original Refactoring book, creating self-testing code has become a much more common activity. And, while this book isn’t about testing, if you want to refactor, you must have tests.
The Value of Self-Testing Code
If you look at how most programmers who do not write self-testing code spend their time, you’ll find that writing code actually is quite a small fraction. Some time is spent figuring out what ought ...
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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.