# Code Coverage

How much code the tests execute.

## What is **Code Coverage**?

**Code coverage** measures how much of your code runs during tests. It shows untested areas, but high coverage doesn't prove good tests.

Level: Journeyman · [More Unit Testing terms at this level](https://www.ask-codey.com/glossary/subjects/unit-testing/journeyman)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/code-coverage