July 2014
Intermediate to advanced
314 pages
6h 25m
English
Content preview from MASTERING UNIT TESTING USING MOCKITO AND JUNITBecome 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 3. Test Doubles
This chapter covers the concept of test doubles and explains various test double types, such as mock, fake, dummy, stub, and spy. Sometimes, it is not possible to unit test a piece of code because of unavailability of collaborator objects or the cost of instantiation for the collaborator. Test doubles alleviate the need for a collaborator.
We know about stunt doubles—a trained replacement used for dangerous action sequences in movies, such as jumping out of the Empire State building, a fight sequence on top of a burning train, jumping from an airplane, or similar actions. Stunt doubles are used to protect the real actors or chip in when the actor is not available.
While testing a class that communicates with an API, you don't ...
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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.