Testing your Rust Program | A Complete & Practical Guide

Learn everything from basic unit and integration tests, all test attributes and cli commands to calculating the test coverage in your program, perfect for both beginners and experienced Rust developers.

In this tutorial, you'll learn:

How to write and organize unit tests in Rust
Setting up integration tests properly
Calculating and improving test coverage
Using test attributes effectively
Filtering and running specific tests
Best practices for test organization
Practical example with a calculator project

🔧 Topics covered:
00:00 Overview
03:01 Unit tests
21:23 Calculating test coverage
31:50 Integration tests

💻 Get the code:
https://github.com/cudidotdev/cli-cal...

This tutorial uses a real-world calculator project to demonstrate:

Unit testing individual components
Integration testing multiple components
Test coverage reporting with cargo-tarpaulin
Proper test organization and structure
Mock testing and dependency injection
Working with test attributes and filters