add-backend-testing

Vitest backend integration testing is configured by setting up an isolated test database schema and providing templates for testing tRPC routers. You must configure test scripts in package.json and set environment variables for database connections.

Database isolation during backend tests is achieved by configuring an isolated test database schema. This skill sets up that separate schema and manages environment variables to ensure your testing environment remains distinct from production data.

No, you cannot use this backend testing setup without configuring environment variables. The skill explicitly requires environment variables for database connections to properly establish the isolated test database schema and run Vitest integration tests.

Yes, configuring test scripts in package.json is required for Vitest integration testing. This skill automates the setup of the testing environment and database schema, but you must ensure your package.json scripts are properly configured to execute the tests.

Vitest integration testing for tRPC routers works by providing a specific testing template that verifies your API routes. The skill integrates Vitest into your full-stack application, utilizing an isolated database schema to safely test router functionality.

You need to install Vitest and dotenv as dependencies for backend integration testing. Vitest serves as the testing framework, while dotenv manages the environment variables required for connecting to the isolated test database schema.