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Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications
book

Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications

by James Talbot, Justin McLean, Jorge Hernandez
December 2013
Beginner
416 pages
12h 45m
English
Addison-Wesley Professional
Content preview from Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications

Creating a New Test Application

In this section, you’ll create your first JUnit test app. Test applications are separate from your main app, but they use the app’s code. In this way, your test code does not increase the size of your app or accidentally get deployed on an app store.

When writing tests, your goal is to make each test small and have the tests cover all possible lines of code, and branches throughout the code, as much as is possible. Code coverage tools help you measure the percentage of code coverage and monitor the coverage over time. This gives you some idea of whether your code is being adequately tested.

To write a JUnit test app, follow these steps.

1. Open TimerState.java in the model package. Review the existing methods, ...

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ISBN: 9780133364972Purchase book