Chapters 11-12 #18
Description
Please see The Rust Book and For students.
11. Writing Automated Tests
11.1. How to Write Tests
11.2. Controlling How Tests Are Run
11.3. Test Organization
12. An I/O Project: Building a Command Line Program
12.1. Accepting Command Line Arguments
12.2. Reading a File
12.3. Refactoring to Improve Modularity and Error Handling
12.4. Developing the Library’s Functionality with Test Driven Development
12.5. Working with Environment Variables
12.6. Writing Error Messages to Standard Error Instead of Standard Output