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Related papers: Mutation-Guided Unit Test Generation with a Large …

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Evaluating software engineering capabilities has become a core component of modern large language models (LLMs); however, the key bottleneck hindering further scaling lies not in the scarcity of high-quality solutions, but in the lack of…

Software Engineering · Computer Science 2026-05-22 Yuxuan Sun , Yuze Zhao , Yufeng Wang , Yao Du , Zhiyuan Ma , Jinbo Wang , Mengdi Zhang , Kai Zhang , Zhenya Huang

Unit testing is an essential yet frequently arduous task. Various automated unit test generation tools have been introduced to mitigate this challenge. Notably, methods based on large language models (LLMs) have garnered considerable…

Software Engineering · Computer Science 2024-05-08 Yinghao Chen , Zehao Hu , Chen Zhi , Junxiao Han , Shuiguang Deng , Jianwei Yin

Unit testing plays a pivotal role in software development, improving software quality and reliability. However, generating effective test cases manually is time-consuming, prompting interest in unit testing research. Recently, Large…

Software Engineering · Computer Science 2024-12-24 Ye Shang , Quanjun Zhang , Chunrong Fang , Siqi Gu , Jianyi Zhou , Zhenyu Chen

Code Large Language Models (CLLMs) have exhibited outstanding performance in program synthesis, attracting the focus of the research community. The evaluation of CLLM's program synthesis capability has generally relied on manually curated…

Software Engineering · Computer Science 2025-05-13 Longtian Wang , Tianlin Li , Xiaofei Xie , Yuhan Zhi , Jian Wang , Chao Shen

Recent advancements in large language models (LLMs) have demonstrated exceptional success in a wide range of general domain tasks, such as question answering and following instructions. Moreover, LLMs have shown potential in various…

Software Engineering · Computer Science 2023-07-04 Yutian Tang , Zhijie Liu , Zhichao Zhou , Xiapu Luo

Automated test generation is essential for software quality assurance, with coverage rate serving as a key metric to ensure thorough testing. Recent advancements in Large Language Models (LLMs) have shown promise in improving test…

Software Engineering · Computer Science 2026-02-26 WeiZhe Xu , Mengyu Liu , Fanxin Kong

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

Mutation analysis is a powerful technique for assessing test-suite adequacy, yet conventional approaches suffer from generating redundant, equivalent, or non-executable mutants. These challenges are particularly amplified in…

Software Engineering · Computer Science 2026-02-16 Pablo Valle , Shaukat Ali , Aitor Arrieta

In the context of black-box testing, generating test cases through model mutation is known to produce powerful test suites but usually has the drawback of being prohibitively expensive. This paper presents a new version of the tool…

Software Engineering · Computer Science 2016-12-22 Willibald Krenn , Rupert Schlick

In mutation testing, the quality of a test suite is evaluated by introducing faults into a program and determining whether the program's tests detect them. Most existing approaches for mutation testing involve the application of a fixed set…

Software Engineering · Computer Science 2025-03-10 Frank Tip , Jonathan Bell , Max Schaefer

Various proxy metrics for test quality have been defined in order to guide developers when writing tests. Code coverage is particularly well established in practice, even though the question of how coverage relates to test quality is a…

Software Engineering · Computer Science 2021-03-15 Goran Petrović , Marko Ivanković , Gordon Fraser , René Just

Testing is an important aspect in professional software development, both to avoid and identify bugs as well as to increase maintainability. However, increasing the number of tests beyond a reasonable amount hinders development progress. To…

Programming Languages · Computer Science 2022-05-23 Alexandros Efremidis , Joshua Schmidt , Sebastian Krings , Philipp Körner

We introduce UniGen, a unified multimodal large language model (MLLM) capable of image understanding and generation. We study the full training pipeline of UniGen from a data-centric perspective, including multi-stage pre-training,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Rui Tian , Mingfei Gao , Mingze Xu , Jiaming Hu , Jiasen Lu , Zuxuan Wu , Yinfei Yang , Afshin Dehghan

Mutation testing is a well-established technique for assessing a test suite's quality by injecting artificial faults into production code. In recent years, mutation testing has been extended to machine learning (ML) systems, and deep…

Software Engineering · Computer Science 2021-03-03 Annibale Panichella , Cynthia C. S. Liem

Large Language Models (LLMs) often fail to generate correct code on the first attempt, which requires using generated unit tests as verifiers to validate the solutions. Despite the success of recent verification methods, they remain…

Artificial Intelligence · Computer Science 2026-03-03 Sicheng Zhu , Jiajun Wang , Jiawei Ai , Xin Li

Unit testing is crucial for software development and maintenance. Effective unit testing ensures and improves software quality, but writing unit tests is time-consuming and labor-intensive. Recent studies have proposed deep learning (DL)…

Software Engineering · Computer Science 2025-02-21 Junwei Zhang , Xing Hu , Shan Gao , Xin Xia , David Lo , Shanping Li

Large language models (LLMs) have behaved well in generating unit tests for Java projects. However, the performance for covering the complex focal methods within the projects is poor. Complex methods comprise many conditions and loops,…

Software Engineering · Computer Science 2024-08-22 Zejun Wang , Kaibo Liu , Ge Li , Zhi Jin

Mutation testing is a powerful technique for assessing and improving test suite quality that artificially introduces bugs and checks whether the test suites catch them. However, it is also computationally expensive and thus does not scale…

Software Engineering · Computer Science 2023-09-06 Kush Jain , Uri Alon , Alex Groce , Claire Le Goues

Unit testing is essential for software reliability, yet manual test creation is time-consuming and often neglected. Search-based software testing improves efficiency but produces tests with poor readability and maintainability, while LLMs…

Unit testing is an essential but resource-intensive step in software development, ensuring individual code units function correctly. This paper introduces AgoneTest, an automated evaluation framework for Large Language Model-generated (LLM)…

Software Engineering · Computer Science 2025-11-27 Andrea Lops , Fedelucio Narducci , Azzurra Ragone , Michelantonio Trizio , Claudio Bartolini