September 2016
Intermediate to advanced
336 pages
9h 33m
English
Content preview from Developer Testing: Building Quality into SoftwareBecome 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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Chapter 6. Drivers of Testability
Some constructs and behaviors in code have great impact on its testability. This chapter is about exploring and harnessing them. Let’s start by looking at two snippets of code. The first one—matrix multiplication—is a typical programming exercise for fresh computer science students.
static multiply(double[][] m1, double[][] m2) { if (m1[0].length != m2.length) { throw new IllegalArgumentException( "width of m1 must equal height of m2" ) } final int rh = m1.length final int rw = m2[0].length double[][] result = new double[rh][rw] for (int y = 0; y < rh; y++) { for (int x = 0; x < rw; x++) { for (int xy = 0; xy < m2.length; ...
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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.
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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.