Testing (unit or functional)

Jest for Nodejs

cypress.io

Selenium and Selenium Grid

Jasmine (https://jasmine.github.io)

Example

Test Coverage

Istanbul:
https://github.com/gotwarlost/istanbul

Testing for AngularJS

protractor (functional):
http://www.protractortest.org/#/

Installing fake JSON Server for API testing with RestSharp

https://www.youtube.com/watch?v=OuZKeuXkMdc

vegeta

artillery.io (Performance and load testing tool)

https://reportviewer.artillery.io/

Automating performance and load tests with Artillery + Keptn
https://www.youtube.com/watch?v=j1Spkw0faq0

Tech Session: Artillery.io
https://www.youtube.com/watch?v=Q7LiF3wgIRs

Example: https://github.com/wildmakaka/Task-9-NestJS

keptn.sh

autocannon (Memory usage analysis)

clinicjs.org (Performance analysis)