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Unit testing verifies the presence of faults in individual software components. Previous research has been targeting the automatic generation of unit tests through the adoption of random or search-based algorithms. Despite their…

Software Engineering · Computer Science 2022-04-13 Fabiano Pecorelli , Giovanni Grano , Fabio Palomba , Harald C. Gall , Andrea De Lucia

Automated unit test generation is an established research field, and mature test generation tools exist for statically typed programming languages such as Java. It is, however, substantially more difficult to automatically generate…

Software Engineering · Computer Science 2020-10-07 Stephan Lukasczyk , Florian Kroiß , Gordon Fraser

Automated unit test generation is a well-known methodology aiming to reduce the developers' effort of writing tests manually. Prior research focused mainly on statically typed programming languages like Java. In practice, however,…

Software Engineering · Computer Science 2022-02-11 Stephan Lukasczyk , Gordon Fraser

Generating unit tests is a crucial task in software development, demanding substantial time and effort from programmers. The advent of Large Language Models (LLMs) introduces a novel avenue for unit test script generation. This research…

Software Engineering · Computer Science 2024-02-14 Shreya Bhatia , Tarushi Gandhi , Dhruv Kumar , Pankaj Jalote

Many software systems originate as prototypes or minimum viable products (MVPs), developed with an emphasis on delivery speed and responsiveness to changing requirements rather than long-term code maintainability. While effective for rapid…

Software Engineering · Computer Science 2026-04-06 Ema Smolic , Mario Brcic , Luka Hobor , Mihael Kovac

Automated unit test generation is an established research field that has so far focused on statically-typed programming languages. The lack of type information in dynamically-typed programming languages, such as Python, inhibits test…

Software Engineering · Computer Science 2025-07-03 Lukas Krodinger , Stephan Lukasczyk , Gordon Fraser

Many automatic unit test generation tools that can generate unit test cases with high coverage over a program have been proposed. However, most of these tools are ineffective on deep learning (DL) frameworks due to the fact that many of…

Software Engineering · Computer Science 2023-07-04 Arunkaleeshwaran Narayanan , Nima Shiri harzevili , Junjie Wang , Lin Shi , Moshi Wei , Song Wang

Unit testing is a commonly-used approach in software engineering to test the correctness and robustness of written code. Unit tests are tests designed to test small components of a codebase in isolation, such as an individual function or…

Software Engineering · Computer Science 2023-10-03 Vincent Li , Nick Doiron

Unit testing is essential in detecting bugs in functionally-discrete program units. Manually writing high-quality unit tests is time-consuming and laborious. Although traditional techniques can generate tests with reasonable coverage, they…

Software Engineering · Computer Science 2024-05-21 Zhiqiang Yuan , Yiling Lou , Mingwei Liu , Shiji Ding , Kaixin Wang , Yixuan Chen , Xin Peng

Unit tests represent the most basic level of testing within the software testing lifecycle and are crucial to ensuring software correctness. Designing and creating unit tests is a costly and labor-intensive process that is ripe for…

Software Engineering · Computer Science 2025-07-31 Andrea Lops , Fedelucio Narducci , Azzurra Ragone , Michelantonio Trizio , Claudio Bartolini

AI assistants can increasingly generate and evolve test cases. The challenge is no longer merely to produce them, but also to help engineers understand why a generated artefact exists and what supports it. Existing work has focused on…

Software Engineering · Computer Science 2026-04-27 Eduard Paul Enoiu , Robert Feldt

Various mature automated test generation tools exist for statically typed programming languages such as Java. Automatically generating unit tests for dynamically typed programming languages such as Python, however, is substantially more…

Software Engineering · Computer Science 2022-07-19 Stephan Lukasczyk , Florian Kroiß , Gordon Fraser

Optimization by stochastic gradient descent is an important component of many large-scale machine learning algorithms. A wide variety of such optimization algorithms have been devised; however, it is unclear whether these algorithms are…

Machine Learning · Computer Science 2014-02-26 Tom Schaul , Ioannis Antonoglou , David Silver

Automated testing tools typically create test cases that are different from what human testers create. This often makes the tools less effective, the created tests harder to understand, and thus results in tools providing less support to…

Software Engineering · Computer Science 2021-03-09 Eduard Enoiu , Robert Feldt

Unit testing is crucial in software engineering for ensuring quality. However, it's not widely used in parallel and high-performance computing software, particularly scientific applications, due to their smaller, diverse user base and…

Software Engineering · Computer Science 2024-07-09 Rabimba Karanjai , Aftab Hussain , Md Rafiqul Islam Rabin , Lei Xu , Weidong Shi , Mohammad Amin Alipour

Testing is an essential quality activity in the software development process. Usually, a software system is tested on several levels, starting with unit testing that checks the smallest parts of the code until acceptance testing, which is…

Software Engineering · Computer Science 2024-03-21 Lucas Neves , Oscar Campos , Robson Santos , Italo Santos , Cleyton Magalhaes , Ronnie de Souza Santos

The integration of generative AI tools like ChatGPT into software engineering workflows opens up new opportunities to boost productivity in tasks such as unit test engineering. However, these AI-assisted workflows can also significantly…

Software Engineering · Computer Science 2025-10-14 Baris Ardic , Quentin Le Dilavrec , Andy Zaidman

A unit test is a method for verifying the accuracy and the proper functioning of a portion of a program. This work consists to study the relation and the approaches to test Object-Oriented Programming (OOP) programs and to propose a…

Programming Languages · Computer Science 2009-12-21 Martin Levesque

Unit level test has been widely recognized as an important approach to improve the software quality, as it can expose bugs earlier during the development phase. However, manual unit level test development is often tedious and insufficient.…

Software Engineering · Computer Science 2022-06-02 Ning Luo , Linlin Zhang

Recent advancements in large language models, including GPT-4 and its variants, and Generative AI-assisted coding tools like GitHub Copilot, ChatGPT, and Tabnine, have significantly transformed software development. This paper analyzes how…

Software Engineering · Computer Science 2024-11-05 Vijay Joshi , Iver Band
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