-start MongoDB sudo systemctl start mongod

-Check status sudo systemctl status mongod

-Stop MongoDB sudo systemctl stop mongod

-Restart MongoDB sudo systemctl restart mongod

-Begin using MongoDB mongosh

-Testing with mocha npm i mocha change scripts npm i assert. make sure it's not deconstructed in when requiring. npm test

-mongodb connection issue: MongoNetworkError: connect ECONNREFUSED. run the following. brew services start mongodb-community@6.0