May 2022
Intermediate to advanced
688 pages
20h 12m
English
book
Android Programming: The Big Nerd Ranch Guide, 5th Edition
by Bryan Sills, Brian Gardner, Kristin Marsicano, Chris Stewart
Content preview from Android Programming: The Big Nerd Ranch Guide, 5th Edition
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Challenge: Testing with FragmentScenario
Much like the ActivityScenario class you used back in Chapter 6, Google has a corresponding FragmentScenario to test fragments in isolation. Built on the same infrastructure as ActivityScenario, FragmentScenario behaves in a similar fashion and uses a similar API. Try writing a test for your CrimeDetailFragment using a FragmentScenario with Espresso.
For example, you could test and verify that the CheckBox and EditText are hooked up to your fragment and update the Crime.
By removing the private visibility modifier on the property and using the FragmentScenario.onFragment(…) function, you can get access to a Crime and perform the appropriate assertions.
FragmentScenario exists in a separate ...
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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.