January 2017
Intermediate to advanced
565 pages
13h 46m
English
Content preview from Clojure: High Performance JVM ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Testing with specs
We will now take a look at the Speclj, pronounced speckle, library (https://github.com/slagyr/speclj), which is used to write specs. Specs are similar to unit tests, but are focused on the behavior of functions being tested, rather than their internal implementation. In fact, behavior-driven development (BDD) is centered about writing specs.
The main difference between TDD and BDD is that BDD focuses on the behavior or specifications of functions, rather than their implementation. From this perspective, if we change the internal implementation of a function that has been previously tested, there is a smaller chance that we have to modify the tests, or rather specs, associated with the function. BDD can also be thought of as ...
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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.
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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.