Now that we have defined what to do, we need to discuss what kind of testing is needed and how much of it we want to test, based on the approaches we have outlined in Chapter 1, The Testing Mindset.

We're going to cover the following areas of testing:

Clearly, without knowing how our application is structured, it is hard to understand what kind of work we're going to endure.

So, before getting into defining the actual tests, we need to start breaking down our application into several modules, and overseeing the structure from an architectural point of view.

There are many ways to perform an architectural breakdown, some might be stricter and more detailed, using...