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  • Derek Harmon thinks this is interesting:

capable of generating all sorts of errors covering all seven layers of the OSI (open systems interconnection) model

From

Cover of Microservices for the Enterprise: Designing, Developing, and Deploying

Note

Even though microservices are supposed to be "smart" endpoint, "dumb" pipe; this particular test harness endpoint needs to deeply couple itself to all of the intelligence and implementation details of that "dumb" pipe.