hustlexp-tdd

Backend TDD discipline is enforced by guiding developers through the RED, GREEN, REFACTOR, and VERIFY stages, ensuring you write failing tests first, then minimal passing code, and finally verify correctness. This guarantees maintainability and high code quality.

Mocking databases and Redis in Vitest requires applying canonical mocking patterns during the RED and GREEN testing stages. These standards ensure correct interaction simulation, maintaining high test coverage and code quality for backend services.

For backend testing, you should mandate a minimum of 88.88% line coverage across all backend code. Enforcing this coverage floor during the VERIFY stage guarantees high code quality and maintainability for new features.

Implementing correct offset-based pagination requires following specific correctness patterns verified during the TDD cycle. You write failing tests for pagination behavior first, then write minimal backend code to pass them, ensuring accurate data retrieval.

Vitest works effectively for enforcing TDD discipline in backend development by providing robust testing and coverage analysis. It supports the RED, GREEN, REFACTOR, and VERIFY stages while accommodating specific database and Redis mocking patterns.

Writing failing tests first is the RED stage of TDD, ensuring you define exact requirements before writing code. Proceeding to GREEN with minimal code guarantees the feature works as tested and meets the 88.88% coverage floor, preventing regressions.