Sometimes it is useful to do a build of your app for Mac first, and during the development of your solution. It's the fastest way to see your functionality running as a native app, so you can test new features and changes quickly. If your solution doesn't work in a Mac app, its also unlikely to work on an iOS or Android device.
Choose Mac in the deployment options
Click next.
In this case, it doesn't matter whether you click the Test (1) or Build (2) buttons, either way your Mac app will be built. If you choose Test it will also be automatically opened for you:
