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Source: release_test_notes/0.4.1.md

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MotorBridge 0.4.1 Release Test Note

Date: 2026-06-02

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Summary

Aligns the public ABI, Python binding, C++ binding, and documentation API surface at version 0.4.1. Adds ABI metadata discovery and completes C++ wrapper parity with Python for RobStride helper methods.

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Version Alignment

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Key Changes

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Added

  • C ABI metadata functions motor_abi_version() and motor_abi_capabilities_json().
  • Python metadata helpers motorbridge.abi_version() and motorbridge.abi_capabilities().
  • C++ metadata helpers motorbridge::abi_version() and motorbridge::abi_capabilities_json().
  • bindings/api_surface.json as the canonical binding/API surface list.
  • API surface regression coverage for the binding parity metadata.

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Changed

  • Completed C++ wrapper parity with Python for RobStride helper methods: robstride_ping_host_id, robstride_get_param_f32_host_id, robstride_get_fault_report, and robstride_set_active_report.
  • Added C++ RobStride ID range validation to match Python binding behavior.

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See Also