Chapter 8

1. True. In a unit test, a individual component is tested in isolation. In an object-oriented language, this is often a single class.
2. False. In an integration test, the correct working of a group of components is verified, and not the entire assembled system. If the entire assembled and deployed system is tested, this is referred to as a system test.
3. Answer number 2 is correct. The testing pyramid prescribes a large set of unit tests that verify as many requirements as possible. Integration tests are added only for those risks that cannot be covered using unit tests, resulting in a lower number of integration tests. Even fewer system tests are added, only to cover the risks not covered by either unit or integration tests.
4. Answer number 3 is correct. All other types of testing are covered in this chapter.
5. Two techniques that can be mentioned here are code reviews and pipeline...