Unit tests

[rustyeddy]

Added unit tests.

[Copilot]

Pull request overview

This pull request adds comprehensive unit tests across multiple packages in the OttO IoT framework, along with documentation improvements and some new implementation code.

Changes:

• Added unit test files for core packages: utils, station, server, data, messenger, and rules
• Added documentation comments to public APIs and methods
• Introduced new utility code (stats, logging, timers, station management) with corresponding tests
• Added example applications demonstrating framework usage

Reviewed changes

Copilot reviewed 19 out of 84 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
rules/toggle_on_rising.go	Added documentation comments for public functions
rules/rules_test.go	Added comprehensive tests for rule runner and follow functionality
rules/rules.go	Added documentation comments for Rule interface and Runner
rules/follow.go	Added documentation comments for Follow rule
messenger/wire_typed_test.go	Added tests for wiring typed sources and sinks with MQTT
messenger/topics_test.go	Added tests for topic path generation and state handling
messenger/topics.go	Added documentation comments and cleaned up formatting
messenger/registry_test.go	Added comprehensive registry tests including device lifecycle
messenger/registry.go	Added documentation comments for public APIs
messenger/payloads_test.go	Added tests for JSON payload marshaling
messenger/payloads.go	Added documentation comments for payload structures
messenger/mqtt_client.go	Added documentation comments for MQTT abstractions
messenger/mqtt/paho_test.go	Added comprehensive Paho MQTT client tests
messenger/messenger_test.go	Added tests for messenger subscription management
messenger/messenger.go	Added documentation comments and improved function naming
messenger/codec/json_test.go	Added tests for JSON codec round-trip operations
_utils/	New package with stats, timers, logging, station naming, and random utilities plus comprehensive tests
_station/	New package for station management with device management, metrics tracking, and HTTP endpoints plus tests
_server/	New server package with HTTP server, WebSocket support, and ping endpoint plus tests
_data/	New data package for time series data management plus tests
_otto.go	Main OttO controller implementation with initialization and lifecycle management
_examples/	Example applications demonstrating logging and device control
_cmd/ottoctl/	Command-line tool testdata and entry point

Comments suppressed due to low confidence (1)

_examples/logging/main.go:10

• The import path has been changed to "_utils" (with underscore prefix), but this appears to be inconsistent with the actual package structure. The underscore prefix typically indicates internal or private packages in Go, but this seems like it should be a public utils package based on usage patterns in other files.

[rustyeddy]

I need to move this back into the live code.