November 2016
Beginner
480 pages
11h 10m
English
Content preview from Learning Xcode 8Become 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 UI in Xcode 8
Writing unit tests helps to make sure your application's model and controller code are working properly, but as apps get more and more complex views, it's becoming increasingly important to test the interface of our apps as well. In Xcode 7, Apple introduced a new UI testing feature that allows us to do just that.
How does UI testing work?
When building an app, we have a certain way that our logic is expected to function. Earlier, we expected that by passing an input string to our save function we would get a data representation of a new snippet on disk, so we wrote a test to ensure this was happening. This same idea can be applied to the actual user interface, instead of the logic behind it.
For example, in our app, we want ...
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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.