March 2018
Intermediate to advanced
324 pages
8h 30m
English
Content preview from Test-Driven Java Development, Second Edition - Second Edition
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The Red-Green-Refactor process
The Red-Green-Refactor process is the most important part of TDD. It is the main pillar, without which no other aspect of TDD will work.
The name comes from the states our code is in within the cycle. When in the red state, code does not work; when in the green state, everything is working as expected, but not necessarily in the best possible way. Refactor is the phase when we know that features are well covered with tests and thus gives us the confidence to change it and make it better.
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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.