You learned how to write tests for models, view controllers, and networking code using the TDD workflow. Of course, an introductory book can only cover an overview of the wide topic of TDD.
There is more to learn (as always). This chapter starts with a recap of what we have covered in the book so far. Then, it'll go on to describe certain possible topics that you can take a look at next.
This chapter covers the following topics:
What we have learned so far
Integration tests
UI tests
Behavior-Driven Development
TDD in existing projects
More information on TDD