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Express Middleware Testing Helper

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library 1.7.0 ·javascript maintenance
verified Jun 17, 2026

reqresnext is a minimalist utility designed for testing Express.js middleware. It provides mock implementations of the `req`, `res`, and `next` objects, allowing developers to isolate and test middleware functions without a full Express server setup. The current stable version is 1.7.0, released in February 2022. Releases are infrequent, primarily focusing on bug fixes and minor enhancements rather than new features. Its key differentiator is its small footprint and focused scope, aiming to provide just enough mocking capability for unit testing, contrasting with more comprehensive HTTP mocking libraries that might offer broader server-side simulation. It ships with robust TypeScript type definitions, making it well-suited for modern JavaScript and TypeScript projects that prioritize type safety in their testing environments.

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