It looks like the client generator (https://github.com/OpenAPITools/openapi-generator) also does some validation of spec conformance, so adding a test that generates a client would validate conformance.
Thorben Lindhauer
added a comment - It looks like the client generator ( https://github.com/OpenAPITools/openapi-generator ) also does some validation of spec conformance, so adding a test that generates a client would validate conformance.
OpenAPI 3.0 JSON Schema: https://github.com/OAI/OpenAPI-Specification/blob/master/schemas/v3.0/schema.json