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How to Test MCP Servers: A Practical Testing Pyramid for Agent Tools
Community description: Most MCP tutorials stop at "here's a tool that returns weather data." Almost none of them answer the...
Dev.to | Sep 25, 2026 | QuietDesk Studio
Automated excerpt
A tool schema drifts and the model starts calling it wrong. Schema/contract tests — milliseconds, run on every save. Handler unit tests — seconds, run on every commit.
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