October 2022
Intermediate to advanced
424 pages
10h 34m
English
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5 Dealing with noisy tests
In this chapter
- explaining why tests are crucially important to CD
- creating and executing a plan to go from noisy test failures to a useful signal
- understanding what makes tests noisy
- treating test failures as bugs
- defining flaky tests and understanding why they are harmful
- retrying tests appropriately
It’d be nearly impossible to have continuous delivery (CD) without tests! For a lot of folks, tests are synonymous with at least the CI side of CD, but over time some test suites seem to degrade in value. In this chapter, we’ll take a look at how to take care of noisy test suites.
Continuous delivery and tests
How do tests fit into CD? From chapter 1, CD is all about getting to a state where
-
you can safely deliver ...
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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.