Gooze

Mutation testing for Go: Gooze mutates your source and runs tests to see what your suite catches.

New to mutation testing?

No problem. Start with the basics, then run Gooze once and read a report.

What is mutation testing?Installation CLI reference

Get started

Install Gooze, preview what will be mutated, run mutation testing, then view the latest report.

Open Quick start

Features

Bypass mutation

Use -x and //gooze:ignore to skip.

Incremental execution

Output (-o), reports, and OCI storage.

TTY vs NOT TTY behavior.

Reference

Where output goes and what files mean.

Statuses, types, and what to do next.

Troubleshooting

Common gotchas and quick fixes.