From Unit Tests to Production: A CI/CD Journey
From Unit Tests to Production: A CI/CD Journey Moving code from a developer’s laptop to real users requires more than a quick compile. A reliable CI/CD process helps catch bugs early and reduce risk at every step. This journey starts with solid unit tests and ends with confidence in production. Build a solid test pyramid. Unit tests are fast and frequent, integration tests validate how modules work together, and a small set of end-to-end tests guards critical user flows. Keep unit tests quick by avoiding long I/O and by isolating them. Use mocks or stubs for external services and run tests in under a minute per change. ...