[metadata] Fix FindEntityMetadata; extend testing

[zachmann]

No description provided.

[deepsource-io]

Here's the code health analysis summary for commits a66be3b..fdac609. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
Go	✅ Success	🎯 1 occurence resolved	View Check ↗
Test coverage	✅ Success		View Check ↗

Code Coverage Report

Metric	Aggregate	Go
Composite Coverage	47.2% (up 0.1% from main)	47.2% (up 0.1% from main)
Line Coverage	47.2% (up 0.1% from main)	47.2% (up 0.1% from main)
New Composite Coverage	63.2%	63.2%
New Line Coverage	63.2%	63.2%

---

💡 If you’re a repository administrator, you can configure the quality gates from the settings.