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Tests are structured so that basic features (initialization) must pass before advanced features (tool calling) are tested, providing clear feedback on which protocol layer is broken.","intents":["Identify exactly which protocol feature my implementation is failing on rather than getting a wall of test failures","Validate basic protocol compliance (initialization) before investing time in advanced features (sampling)","Debug protocol issues by running only tests for the feature I'm currently implementing","Understand protocol dependencies — which features must work before others can be tested"],"best_for":["MCP server developers implementing protocol features incrementally","Teams onboarding new developers to MCP protocol requirements","Protocol maintainers documenting feature dependencies and implementation order"],"limitations":["Feature grouping is opinionated — may not match all implementation strategies or custom protocol extensions","Some protocol features have interdependencies that prevent true isolation; skipping a feature may cause cascading failures","Does not provide guidance on implementation strategy or architecture — only validates that final behavior matches spec"],"requires":["Understanding of MCP protocol feature hierarchy and dependencies","Test runner that supports feature-based test filtering and execution"],"input_types":["Feature filter (e.g., 'initialization', 'tools', 'sampling') to run subset of tests","Optional dependency resolution to automatically run prerequisite features"],"output_types":["Test results grouped by protocol feature with clear pass/fail status","Dependency graph showing which features must pass before others can be tested","Feature-specific error messages with remediation guidance"],"categories":["automation-workflow","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"github_mcp-modelcontextprotocol-conformance__cap_3","uri":"capability://automation.workflow.protocol.error.and.edge.case.validation","name":"protocol error and edge case validation","description":"Tests error handling and edge cases across the MCP protocol including malformed messages, invalid state transitions, resource not found errors, timeout handling, and concurrent request behavior. 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