Dr. Stefan Fischer

Senior Researcher Software Science
Research Team Lead Automated Software Testing and Quality Assurance

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Stefan Fischer is a Senior Researcher for Software Science with several years of experience as researcher.

Research Interests

Developing automated methods and tools for software testing and software analytics
Variable Software Design, Architecture, and Testing
Software Engineering and Artificial Intelligence
Empirical & value-based software engineering research

Key Facts

PhD studies in the field of testing variable software at the Johannes Kepler University Linz
Author of more than 20 peer-reviewed publications
Reviewer for top conferences and journals (e.g., Empirical Software Engineering, Journal of Systems and Software)

Publikationen

2023
Is It the Best Solution? Testing an Optimisation Algorithm with Metamorphic Testing

Duque-Torres, A., Klammer, C., Fischer, S., & Pfahl, D. (2023). Is It the Best Solution? Testing an Optimisation Algorithm with Metamorphic Testing. Lecture Notes in Computer Science, 339–354.
Model-based Testing for a Family of Mobile Applications: Industrial Experiences

Fischer, S., Ramler, R., Assunção, W. K. G., Egyed, A., Gradl, C., & Auberger, S. (2023). Model-based Testing for a Family of Mobile Applications. Proceedings of the 27th ACM International Systems and Software Product Line Conference - Volume A.
Bug or not Bug? Analysing the Reasons Behind Metamorphic Relation Violations

Duque-Torres, A., Pfahl, D., Klammer, C., & Fischer, S. (2023). Bug or not Bug? Analysing the Reasons Behind Metamorphic Relation Violations. 2023 IEEE International Conference on Software Analysis, Evolution and Reengineering (SANER).
Insights from Building a GUI Testing Tool

Fischer, S. (2023). Insights from Building a GUI Testing Tool. 2023 IEEE International Conference on Software Analysis, Evolution and Reengineering (SANER).
Testing of Highly Configurable Cyber-Physical Systems - Results from a Two-Phase Multiple Case Study

Fischer, S., Klammer, C., Fernández, A. M. G., Rabiser, R., & Ramler, R. (2023). Testing of highly configurable cyber–physical systems — Results from a two-phase multiple case study. Journal of Systems and Software, 199, 111624.
Designing a Test Model for a Configurable System: An Exploratory Study of Preprocessor Directives and Feature Toggles

Fischer, S., Michelon, G. K., Assunção, W. K. G., Ramler, R., & Egyed, A. (2023). Designing a Test Model for a Configurable System: An Exploratory Study of Preprocessor Directives and Feature Toggles. Proceedings of the 17th International Working Conference on Variability Modelling of Software-Intensive Systems.
2022
A Toolchain for Testing OPC UA Interfaces

Walchshofer, A., Klammer, C., & Fischer, S. (2022). A toolchain for testing OPC UA interfaces. 2022 IEEE 27th International Conference on Emerging Technologies and Factory Automation (ETFA).
Evolving software system families in space and time with feature revisions

Michelon, G. K., Obermann, D., Assunção, W. K. G., Linsbauer, L., Grünbacher, P., Fischer, S., Lopez-Herrejon, R. E., & Egyed, A. (2022). Evolving software system families in space and time with feature revisions. Empirical Software Engineering, 27(5).
iTest: Using coverage measurements to improve test efficiency

Fischer, S., Rigoni, D., & Obrenovic, N. (2022). iTest: Using coverage measurements to improve test efficiency. 2022 IEEE International Conference on Software Analysis, Evolution and Reengineering (SANER).
Using Source Code Metrics for Predicting Metamorphic Relations at Method Level

Duque-Torres, A., Pfahl, D., Klammer, C., & Fischer, S. (2022). Using Source Code Metrics for Predicting Metamorphic Relations at Method Level. 2022 IEEE International Conference on Software Analysis, Evolution and Reengineering (SANER).
Comparing Automated Reuse of Scripted Tests and Model-Based Tests for Configurable Software

Fischer, S., Ramler, R., & Linsbauer, L. (2021). Comparing Automated Reuse of Scripted Tests and Model-Based Tests for Configurable Software. 2021 28th Asia-Pacific Software Engineering Conference (APSEC).
2021
Integrating Usage Monitoring for Continuous Evaluation and Testing in the UI of an Industry Application

Fischer, S., Klammer, C., & Ramler, R. (2021). Integrating usage monitoring for continuous evaluation and testing in the UI of an industry application. Proceedings of the 12th International Workshop on Automating TEST Case Design, Selection, and Evaluation.
A Case Study on the Evolution of Configuration Options of a Highly-Configurable Software System

Fischer, S. (2021). A Case Study on the Evolution of Configuration Options of a Highly-Configurable Software System. 2021 IEEE International Conference on Software Analysis, Evolution and Reengineering (SANER).
A Hybrid Feature Location Technique for Re-Engineering Single Systems into Software Product Lines

Michelon, G. K., Linsbauer, L., Assunção, W. K. G., Fischer, S., & Egyed, A. (2021). A Hybrid Feature Location Technique for Re-engineeringSingle Systems into Software Product Lines. Proceedings of the 15th International Working Conference on Variability Modelling of Software-Intensive Systems.
Automated Reuse of Test Cases for Highly Configurable Software Systems

Fischer, S., Michelon, G. K., Ramler, R. R., Linsbauer, L. & Egyed, A., (2021). Automated Reuse of Test Cases for Highly Configurable Software Systems. In: Koziolek, A., Schaefer, I. & Seidl, C. (Hrsg.), Software Engineering 2021. Bonn: Gesellschaft für Informatik e.V.. (S. 39-40).
Testing of Highly Configurable Cyber-Physical Systems – A Multiple Case Study

Fischer, S., Ramler, R., Klammer, C., & Rabiser, R. (2021). Testing of Highly Configurable Cyber-Physical Systems – A Multiple Case Study. Proceedings of the 15th International Working Conference on Variability Modelling of Software-Intensive Systems.
2020
An early investigation of unit testing practices of component-based software systems

Buchgeher, G., Fischer, S., Moser, M., & Pichler, J. (2020). An Early Investigation of Unit Testing Practices of Component-Based Software Systems. 2020 IEEE Workshop on Validation, Analysis and Evolution of Software Tests (VST).
An empirical evaluation for object initialization of member variables in unit testing

Fischer, S., Haslinger, E. N., Zimmermann, M., & Thaller, H. (2020). An Empirical Evaluation for Object Initialization of Member Variables in Unit Testing. 2020 IEEE Workshop on Validation, Analysis and Evolution of Software Tests (VST).
Towards fault localization via probabilistic software modeling

Thaller, H., Linsbauer, L., Egyed, A., & Fischer, S. (2020). Towards Fault Localization via Probabilistic Software Modeling. 2020 IEEE Workshop on Validation, Analysis and Evolution of Software Tests (VST).
Automated test reuse for highly conﬁgurable software

Fischer, S., Michelon, G. K., Ramler, R., Linsbauer, L., & Egyed, A. (2020). Automated test reuse for highly configurable software. Empirical Software Engineering, 25(6), 5295–5332.
2019
Automating test reuse for highly configurable software

Fischer, S., Ramler, R., Linsbauer, L., & Egyed, A. (2019). Automating Test Reuse for Highly Configurable Software. Proceedings of the 23rd International Systems and Software Product Line Conference - Volume A.

Dr. Stefan Fischer

Details

Research Interests

Key Facts

Publikationen

2023

Is It the Best Solution? Testing an Optimisation Algorithm with Metamorphic Testing

Model-based Testing for a Family of Mobile Applications: Industrial Experiences

Bug or not Bug? Analysing the Reasons Behind Metamorphic Relation Violations

Insights from Building a GUI Testing Tool

Testing of Highly Configurable Cyber-Physical Systems - Results from a Two-Phase Multiple Case Study

Designing a Test Model for a Configurable System: An Exploratory Study of Preprocessor Directives and Feature Toggles

2022

A Toolchain for Testing OPC UA Interfaces

Evolving software system families in space and time with feature revisions

iTest: Using coverage measurements to improve test efficiency

Using Source Code Metrics for Predicting Metamorphic Relations at Method Level

Comparing Automated Reuse of Scripted Tests and Model-Based Tests for Configurable Software

2021

Integrating Usage Monitoring for Continuous Evaluation and Testing in the UI of an Industry Application

A Case Study on the Evolution of Configuration Options of a Highly-Configurable Software System

A Hybrid Feature Location Technique for Re-Engineering Single Systems into Software Product Lines

Automated Reuse of Test Cases for Highly Configurable Software Systems

Testing of Highly Configurable Cyber-Physical Systems – A Multiple Case Study

2020

An early investigation of unit testing practices of component-based software systems

An empirical evaluation for object initialization of member variables in unit testing

Towards fault localization via probabilistic software modeling

Automated test reuse for highly conﬁgurable software

2019

Automating test reuse for highly configurable software