AI-driven test automation for microservices: Advancing quality assurance in distributed systems

Dhandapani, Aswinkumar (2025) AI-driven test automation for microservices: Advancing quality assurance in distributed systems. World Journal of Advanced Engineering Technology and Sciences, 15 (2). pp. 1868-1881. ISSN 2582-8266

Artificial intelligence is changing how we test microservices in ways that traditional methods simply can't match. When companies shift from big, unified systems to smaller, distributed services, testing becomes much more complex - services depend on each other, they communicate asynchronously, and they often use different technologies. AI testing tools use machine learning, natural language processing, and other advanced techniques to generate smarter tests, spot unusual behaviors, and run tests more efficiently. When combined with existing DevOps practices, these AI approaches are better at finding bugs in complex service interactions while saving time and resources. That said, we still face significant challenges, like modeling how services depend on each other, ensuring we have quality data to train our AI, explaining why the AI makes certain decisions, and managing resource limitations. Looking ahead, we're working toward test suites that can fix themselves, combining formal verification with AI approaches, sharing learning across organizations, bringing testing and monitoring closer together, creating standards and compliance frameworks, improving AI transparency, and developing more autonomous testing systems (while keeping humans in the loop where needed).