Why is unit testing important in software development?

Why is unit testing important in software development?

Unit testing is crucial because it helps identify bugs early, ensures code quality, and simplifies integration.

Can you explain how unit testing improves code quality?

Certainly! Unit testing allows developers to verify that each part of the code works as intended, leading to fewer defects.

What are some best practices for writing unit tests?

Best practices include writing tests for every function, keeping tests independent, and using descriptive names for test cases.

How does unit testing fit into the software development lifecycle?

Unit testing is typically done during the development phase, but it can also be integrated into continuous integration processes.

What tools are commonly used for unit testing?

Common tools include JUnit for Java, NUnit for .NET, and Jest for JavaScript, among others.