Jakub Sobolewski builds some tests:
When building Plumber APIs in R, effective testing is crucial for ensuring reliability and maintainability.
This guide explores a proven pattern for testing own Plumber APIs that maintains fast feedback loops while providing robust coverage of both business logic and API contracts.
Read on for some good advice on API testing in general, followed by its application in R. Jakub also has a link to a GitHub repo showing a concrete example of how this testing can work. H/T R-Bloggers.