Hamza Bin Mazhar

Fault Injection in OpenAPI Specifications for Evaluating Black-Box Testing Effectiveness

This work introduces a literature-grounded taxonomy of six OpenAPI specification fault classes, injects faults at five severity levels, and evaluates the resulting mutated specifications on two microservice benchmarks, TrainTicket and SocialNetwork, using three testing tools: EvoMaster, RESTler, and Schemathesis.