Vitest

Run npm run test
All tests are executed and coverage for all files is displayed
Change sth in App.jsx
Only App.test.jsx is executed, but coverage for all files is displayed ⚡️

Jest

Switch to branch 'jest-coverage'
Run npm install
Run npm run test
All tests are executed and coverage for all files is displayed
Change sth in App.jsx
Only App.test.jsx is executed, only coverage affected by files changed is displayed 🏁