You will find this video by Uncle Bob helpful: https://www.youtube.com/watch?v=HhNIttd87xs https://www.youtube.com/watch?v=HhNIttd87xs The gist is, make sure y

You will find this video by Uncle Bob helpful: https://www.youtube.com/watch?v=HhNIttd87xs https://www.youtube.com/watch?v=HhNIttd87xs The gist is, make sure your UI does nothing other than merely displaying the view model. The business logic can then be tested without having a GUI. Please watch the full video if you are interested in learning more.