Index Ai Academy
Glossary · Phase 7 · Software engineering

Regression test

Also written: regression tests

A test added after fixing a bug, so the same bug can't quietly come back.

Try it now

Then fix it, and add a test so it can't come back.

Learn it properly

Debugging systematically · Find any bug with a method instead of guesswork. About 35 minutes.

Create a free account See what's in the lesson

Never trained an AI?

Teach a small one to write, right in your browser. It takes about 20 seconds and needs no account.

Teach it to write