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Xamarin 4.x Cross-Platform Application Development - Third Edition by Jonathan Peppers

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Summary

In this chapter, we went over the concept for a sample application that we will be building throughout this book called XamSnap. We also implemented the core business objects for the application in the Model layer. Since we do not have a server to support this application yet, we implemented a fake web service. This gives us the flexibility to move forward with the app without building a server application. We also implemented the ViewModel layer. This layer will expose operations in a simple way to the View layer. Finally, we wrote tests covering the code we've written so far using NUnit. Writing tests against shared code in a cross-platform application can be very important, as it is the backbone of more than one application.

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