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Related papers: Test Flakiness' Causes, Detection, Impact and Resp…

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Background: Test flakiness is identified as a major issue that compromises the regression testing process of complex software systems. Flaky tests manifest non-deterministic behaviour, send confusing signals to developers, and break their…

Software Engineering · Computer Science 2021-04-16 Sarra Habchi , Maxime Cordy , Mike Papadakis , Yves Le Traon

Test flakiness, a non-deterministic behavior of builds irrelevant to code changes, is a major and continuing impediment to delivering reliable software. The very few techniques for the automated repair of test flakiness are specifically…

Software Engineering · Computer Science 2024-04-16 Yang Chen , Reyhaneh Jabbarvand

A flaky test yields inconsistent results upon repetition, posing a significant challenge to software developers. An extensive study of their presence and characteristics has been done in classical computer software but not quantum computer…

Software Engineering · Computer Science 2025-01-14 Lei Zhang , Andriy Miranskyy

Automated regression testing is a cornerstone of modern software development, often contributing directly to code review and Continuous Integration (CI). Yet some tests suffer from flakiness, where their outcomes vary non-deterministically.…

Software Engineering · Computer Science 2026-05-29 Tao Xiao , Dong Wang , Shane McIntosh , Hideaki Hata , Yasutaka Kamei

Flaky tests are tests that yield different outcomes when run on the same version of a program. This non-deterministic behaviour plagues continuous integration with false signals, wasting developers' time and reducing their trust in test…

Software Engineering · Computer Science 2022-09-01 Amal Akli , Guillaume Haben , Sarra Habchi , Mike Papadakis , Yves Le Traon

Flaky tests yield inconsistent results when they are repeatedly executed on the same code revision. They interfere with automated quality assurance of code changes and hinder efficient software testing. Previous work evaluated approaches to…

Software Engineering · Computer Science 2026-02-06 Alexander Berndt , Vekil Bekmyradov , Rainer Gemulla , Marcus Kessel , Thomas Bach , Sebastian Baltes

Test flakiness is a significant issue in industry, affecting test efficiency and product quality. While extensive research has examined the impact of flaky tests, many root causes remain unexplored, particularly in the context of dynamic…

Software Engineering · Computer Science 2026-02-24 Negar Hashemi , Amjed Tahir , August Shi , Shawn Rasheed , Rachel Blagojevic

Non-deterministically behaving (i.e., flaky) tests hamper regression testing as they destroy trust and waste computational and human resources. Eradicating flakiness in test suites is therefore an important goal, but automated debugging…

Software Engineering · Computer Science 2023-05-09 Martin Gruber , Gordon Fraser

Flaky tests are tests that nondeterministically pass and fail in unchanged code. These tests can be detrimental to developers' productivity. Particularly when tests run in continuous integration environments, the tests may be competing for…

Software Engineering · Computer Science 2024-10-28 Denini Silva , Martin Gruber , Satyajit Gokhale , Ellen Arteca , Alexi Turcotte , Marcelo d'Amorim , Wing Lam , Stefan Winter , Jonathan Bell

Flaky tests can pass or fail non-deterministically, without alterations to a software system. Such tests are frequently encountered by developers and hinder the credibility of test suites. State-of-the-art research incorporates machine…

Software Engineering · Computer Science 2024-03-05 Shizhe Lin , Ryan Zheng He Liu , Ladan Tahvildari

Flaky tests, which pass or fail inconsistently without code changes, are a major challenge in software engineering in general and in quantum software engineering in particular due to their complexity and probabilistic nature, leading to…

Software Engineering · Computer Science 2024-11-01 Janakan Sivaloganathan , Ainaz Jamshidi , Andriy Miranskyy , Lei Zhang

Flaky tests are a common problem in software testing. They produce inconsistent results when executed multiple times on the same code, invalidating the assumption that a test failure indicates a software defect. Recent work on LLM-based…

Software Engineering · Computer Science 2026-01-15 Alexander Berndt , Thomas Bach , Rainer Gemulla , Marcus Kessel , Sebastian Baltes

Flaky tests are problematic because they non-deterministically pass or fail for the same software version under test, causing confusion and wasting development effort. While machine learning models have been used to predict flakiness and…

Software Engineering · Computer Science 2024-10-08 Sakina Fatima , Hadi Hemmati , Lionel Briand

Non-deterministic test behavior, or flakiness, is common and dreaded among developers. Researchers have studied the issue and proposed approaches to mitigate it. However, the vast majority of previous work has only considered…

Software Engineering · Computer Science 2023-10-10 Martin Gruber , Muhammad Firhard Roslan , Owain Parry , Fabian Scharnböck , Phil McMinn , Gordon Fraser

Test flakiness is a common problem in industry, which hinders the reliability of automated build and testing workflows. Most existing research on test flakiness has primarily focused on unit and small-scale integration tests. In contrast,…

Software Engineering · Computer Science 2026-03-31 Man Zhang , Chongyang Shen , Andrea Arcuri , Tao Yue

Prior research has extensively studied flaky tests in various domains, such as web applications, mobile applications, and other open-source projects in a range of multiple programing languages, including Java, Javascript, Python, Ruby, and…

Software Engineering · Computer Science 2025-02-06 Tom Schroeder , Minh Phan , Yang Chen

The role of regression testing in software testing is crucial as it ensures that any new modifications do not disrupt the existing functionality and behaviour of the software system. The desired outcome is for regression tests to yield…

Software Engineering · Computer Science 2025-06-09 Xin Sun , Daniel Ståhl , Kristian Sandahl

Flaky tests cause significant problems as they can interrupt automated build processes that rely on all tests succeeding and undermine the trustworthiness of tests. Numerous causes of test flakiness have been identified, and program…

Software Engineering · Computer Science 2022-08-03 Jens Dietrich , Shawn Rasheed , Amjed Tahir

Flaky tests pose a significant issue for software testing. A test with a non-deterministic outcome may undermine the reliability of the testing process, making tests untrustworthy. Previous research has identified test order dependency as…

Software Engineering · Computer Science 2025-01-23 Negar Hashemi , Amjed Tahir , Shawn Rasheed , August Shi , Rachel Blagojevic

The readability of source code is key for understanding and maintaining software systems and tests. Several studies investigate the readability of source code, but there is limited research on the readability of test code and related…

Software Engineering · Computer Science 2024-03-26 Dietmar Winkler , Pirmin Urbanke , Rudolf Ramler