Testing
Every Django project starts with the best intentions. You run manage.py startapp, write a few models, and think "I'll add tests later." Later arrives when a migration drops a column your views were querying, and you find out from a 500 error in production. Django
Testing
Express.js is the most widely used Node.js web framework. It's also the most widely under-tested.
Testing
NestJS comes with Jest pre-configured and a full testing module built into the framework.
Testing
You built a FastAPI service. The endpoints return the right data in your terminal. You open the docs at /docs and everything looks correct. You ship it.
Testing
Every time you ship a new feature, you're rolling the dice on the code that already works.