简介
After completing this book you’ll have a basic understanding of:
Why writing tests is a good thing.
What concepts are relevant for writing tests.
What libraries exist for making writing tests easy.
What services can be used to help with your tests and code quality.
![[英文] Ruby Style Guide](https://image.sitestack.cn/projects/airbnb-ruby/uploads/201904/1597039831393f61.png/cover)
