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REST APIs have become key components of web services. However, they often contain logic flaws resulting in server side errors or security vulnerabilities. HTTP requests are used as test cases to find and mitigate such issues. Existing…

Software Engineering · Computer Science 2024-12-23 Myles Foley , Sergio Maffeis

Test coverage is a standard measure used to evaluate the completeness of a test suite. Coverage is typically computed on source code, by assessing the extent of source code entities (e.g., statements, data dependencies, control…

Software Engineering · Computer Science 2021-08-19 Davide Corradini , Amedeo Zampieri , Michele Pasqua , Mariano Ceccato

With this paper, we introduce RESTifAI, an LLM-driven approach for generating reusable, CI/CD ready REST API tests, following the happy-path approach. Unlike existing tools that often focus primarily on internal server errors, RESTifAI…

Software Engineering · Computer Science 2025-12-10 Leon Kogler , Maximilian Ehrhart , Benedikt Dornauer , Eduard Paul Enoiu

Mass assignment is one of the most prominent vulnerabilities in RESTful APIs. This vulnerability originates from a misconfiguration in common web frameworks, such that naming convention and automatic binding can be exploited by an attacker…

Cryptography and Security · Computer Science 2023-01-04 Davide Corradini , Michele Pasqua , Mariano Ceccato

The focus of this paper is on automating the security testing of RESTful APIs. The testing stage of this specific kind of components is often performed manually, and this is yet considered as a long and difficult activity. This paper…

Cryptography and Security · Computer Science 2024-03-07 Sebastien Salva , Jarod Sue

API testing has increasing demands for software companies. Prior API testing tools were aware of certain types of dependencies that needed to be concise between operations and parameters. However, their approaches, which are mostly done…

Software Engineering · Computer Science 2024-07-16 Tri Le , Thien Tran , Duy Cao , Vy Le , Tien Nguyen , Vu Nguyen

REST (Representational State Transfer) APIs have become integral for data communication and exchange due to their simplicity, scalability, and compatibility with web standards. However, ensuring REST APIs' reliability through rigorous…

Software Engineering · Computer Science 2024-10-22 Tien-Quang Nguyen , Nghia-Hieu Cong , Ngoc-Minh Quach , Hieu Dinh Vo , Son Nguyen

Testing RESTful API is increasingly important in quality assurance of cloud-native applications. Recent advances in machine learning (ML) techniques have demonstrated that various testing activities can be performed automatically by large…

Software Engineering · Computer Science 2025-11-25 Xiaoke Han , Hong Zhu

REST APIs (Representational State Transfer Application Programming Interfaces) are an indispensable building block in today's cloud-native applications, so testing them is critically important. However, writing automated tests for such REST…

Software Engineering · Computer Science 2025-04-07 Tolgahan Bardakci , Serge Demeyer , Mutlu Beyazit

Consumption of REST services has become a popular means of invoking code provided by third parties, particularly in web applications. Nowadays programmers of web applications can choose TypeScript over JavaScript to benefit from static type…

Software Engineering · Computer Science 2020-07-17 Nuno Burnay , Antónia Lopes , Vasco T. Vasconcelos

REST APIs enable collaboration among microservices. A single fault in a REST API can bring down the entire microservice system and cause significant financial losses, underscoring the importance of REST API testing. Effectively testing REST…

Software Engineering · Computer Science 2026-04-10 Ding Yang , Ruixiang Qian , Zhao Wei , Zhenyu Chen , Chunrong Fang

Automated test generation has become a key technique for ensuring software quality, particularly in modern API-based architectures. However, automatically generated test cases are typically assigned non-descriptive names (e.g., test0,…

Software Engineering · Computer Science 2025-12-02 Philip Garrett , Juan P. Galeotti , Andrea Arcuri , Alexander Poth , Olsi Rrjolli

Microservice architectures are an emergent technology that builds business logic into a suite of small services. Each microservice runs in its process and the communication is made through lightweight mechanisms, usually HTTP resource API.…

Software Engineering · Computer Science 2026-03-02 Ana Catarina Ribeiro

REST API test case generation tools are evolving rapidly, with growing capabilities for the automated generation of complex tests. However, despite their strengths in test data generation, these tools are constrained by the types of test…

Software Engineering · Computer Science 2025-09-03 Juan C. Alonso , Alberto Martin-Lopez , Sergio Segura , Gabriele Bavota , Antonio Ruiz-Cortés

Software developers study and reuse existing source code to understand how to properly use application programming interfaces (APIs). However, manually finding sufficient and adequate code examples for a given API is a difficult and a…

Software Engineering · Computer Science 2022-08-02 Mohammad Ghafari , Konstantin Rubinov , Mohammad Mehdi Pourhashem K

RESTful APIs are a type of web services that are widely used in industry. In the last few years, a lot of effort in the research community has been spent in designing novel techniques to automatically fuzz those APIs to find faults in them.…

Software Engineering · Computer Science 2022-07-11 Man Zhang , Andrea Arcuri

In the contemporary landscape of technological advancements, the automation of manual processes is crucial, compelling the demand for huge datasets to effectively train and test machines. This research paper is dedicated to the exploration…

Software Engineering · Computer Science 2024-04-17 S Deepika Sri , Mohammed Aadil S , Sanjjushri Varshini R , Raja CSP Raman , Gopinath Rajagopal , S Taranath Chan

Introducing FirecREST v2, the next generation of our open-source RESTful API for programmatic access to HPC resources. FirecREST v2 delivers a 100x performance improvement over its predecessor. This paper explores the lessons learned from…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-15 Elia Palme , Juan Pablo Dorsch , Ali Khosravi , Giovanni Pizzi , Francesco Pagnamenta , Andrea Ceriani , Eirini Koutsaniti , Rafael Sarmiento , Ivano Bonesana , Alejandro Dabin

Cloud services have recently exploded with the advent of powerful cloud-computing platforms such as Amazon Web Services and Microsoft Azure. Today, most cloud services are accessed through REST APIs, and Swagger is arguably the most popular…

Software Engineering · Computer Science 2018-06-27 Vaggelis Atlidakis , Patrice Godefroid , Marina Polishchuk

Modern software systems rely heavily on Web APIs, yet creating meaningful and executable test scripts remains a largely manual, time-consuming, and error-prone task. In this paper, we present APITestGenie, a novel tool that leverages Large…

Software Engineering · Computer Science 2026-04-03 André Pereira , Bruno Lima , João Pascoal Faria