MP-301b

MCP Tool Testing

Build a comprehensive test suite for MCP tool servers — unit tests for handler logic, integration tests with MCP Inspector and in-memory transports, fixture servers for deterministic testing, and CI/CD pipelines with regression suites and cross-version compatibility checks.

9 Lessons · ~0.4 Hours · 3 Modules

Instructor: FLUX — DevOps & Infrastructure

Module 1: Unit Testing

Testing tool handlers in isolation — pure function extraction, schema validation testing, and mock transport strategies.

Module 2: Integration Testing

Protocol-level validation with MCP Inspector, end-to-end test flows, and fixture servers for deterministic integration tests.

Module 3: CI/CD Testing

Automated test pipelines, regression suites, SDK version compatibility testing, and release qualification gates.