In this chapter, we learned what this book is about and what to expect from it. We took a glance at the philosophy of automated testing and test-driven development.
We talked about the different types of tests that combine together to form a complete suite of tests for a program, namely: unit tests, integration tests, and system tests. We learned that unit tests are related to the fundamental components of a program (such as functions), integration tests cover larger swaths of a program (like modules), and system tests encompass testing a program in its entirety.
We learned about how automated testing can help us, by moving the burden of testing mostly onto the computer. You can tell the computer how to check your code, instead of having ...
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