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Related papers: FlaPy: Mining Flaky Python Tests at Scale

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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 are defined as tests that manifest non-deterministic behaviour by passing and failing intermittently for the same version of the code. These tests cripple continuous integration with false alerts that waste developers' time and…

Software Engineering · Computer Science 2022-07-22 Sarra Habchi , Guillaume Haben , Jeongju Sohn , Adriano Franci , Mike Papadakis , Maxime Cordy , Yves Le Traon

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 exhibit non-deterministic behavior during execution and they may pass or fail without any changes to the program under test. Detecting and classifying these flaky tests is crucial for maintaining the robustness of automated test…

Software Engineering · Computer Science 2025-02-06 Riddhi More , Jeremy S. Bradbury

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, tests that pass or fail nondeterministically without changes to code or environment, pose a serious threat to software reliability. While classical software engineering has developed a rich body of dynamic and static techniques…

Software Engineering · Computer Science 2025-12-29 Dongchan Kim , Hamidreza Khoramrokh , Lei Zhang , Andriy Miranskyy

Flaky tests (tests with non-deterministic outcomes) can be problematic for testing efficiency and software reliability. Flaky tests in test suites can also significantly delay software releases. There have been several studies that attempt…

Software Engineering · Computer Science 2022-07-05 Negar Hashemi , Amjed Tahir , Shawn Rasheed

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

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 that non-deterministically pass or fail waste developer time and slow release cycles. While large language models (LLMs) show promise for automatically repairing flaky tests, existing approaches like FlakyDoctor fail in…

Software Engineering · Computer Science 2025-11-19 Chengpeng Li , Farnaz Behrang , August Shi , Peng Liu

This paper presents FauxPy, a fault localization tool for Python programs. FauxPy supports seven well-known fault localization techniques in four families: spectrum-based, mutation-based, predicate switching, and stack trace fault…

Software Engineering · Computer Science 2024-04-30 Mohammad Rezaalipour , Carlo A. Furia

We report our experience of using failure symptoms, such as error messages or stack traces, to identify flaky test failures in a Continuous Integration (CI) pipeline for a large industrial software system, SAP HANA. Although failure…

Software Engineering · Computer Science 2023-11-07 Gabin An , Juyeon Yoon , Thomas Bach , Jingun Hong , Shin Yoo

In recent years, software engineers have explored ways to assist quantum software programmers. Our goal in this paper is to continue this exploration and see if quantum software programmers deal with some problems plaguing classical…

Software Engineering · Computer Science 2023-12-05 Lei Zhang , Mahsa Radnejad , Andriy Miranskyy

Software testing assures that code changes do not adversely affect existing functionality. However, a test case can be flaky, i.e., passing and failing across executions, even for the same version of the source code. Flaky test cases…

Software Engineering · Computer Science 2022-09-02 Sakina Fatima , Taher A. Ghaleb , 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

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

Regression testing aims to prevent code changes from breaking existing features. Flaky tests negatively affect regression testing because they result in test failures that are not necessarily caused by code changes, thus providing an…

Software Engineering · Computer Science 2024-10-01 Alexander Berndt , Sebastian Baltes , Thomas Bach

Models used for control design are, to some degree, uncertain. Model uncertainty must be accounted for to ensure the robustness of the closed-loop system. $\mu$-analysis and $\mu$-synthesis methods allow for the analysis and design of…

Systems and Control · Electrical Eng. & Systems 2025-11-19 Timothy Everett Adams , Steven Dahdah , James Richard Forbes

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

Like classical software, quantum software systems rely on automated testing. However, their inherently probabilistic outputs make them susceptible to quantum flakiness -- tests that pass or fail inconsistently without code changes. Such…

Software Engineering · Computer Science 2026-03-11 Janakan Sivaloganathan , Ainaz Jamshidi , Andriy Miranskyy , Lei Zhang