Sascha Lity, M.Sc.

Institute of Software Engineering and Automotive Informatics
Technische Universität Braunschweig

Mühlenpfordtstr. 23
38106 Braunschweig

Room: IZ 361
Office Hours: By Appointment

Phone: +49 531 391-3276

Email: lity[at]isf.cs.tu-bs.de

Former staff website at IPS

Research Interests

  • Software Product Lines
  • Model-based Testing
  • Regression Testing
  • Software Evolution

Grants & Awards




Summer Term 2017

Summer Term 2019

Supervised Student Thesis

  • M. Kühl, Extending Incremental Model-Slicing for Enhanced Product Line Analysis, Masterthesis, 2018
  • I. Boldt, Evaluating the Impact of Product Prioritization on Incremental Product-Line Testing, Bachelorthesis, 2018
  • S. Nahrendorf, Evolution-aware Modeling and Analysis of Software Product Lines, Masterthesis, 2017 (Pdf)
  • T. Brandes, Slice Selection Criteria for Incremental Model Slicing, Bachelor thesis, 2017
  • S. Nahrendorf, Modeling of Scenarios for the Evolution of Delta-oriented Software Product Lines, Project, 2016

Supervised Student Thesis at IPS (Link)

Future Student Thesis

Topics for Bachelor's and Master's Thesis as well as "Projektarbeiten" in the areas of software product lines, model-based testing and dela-oriented testing can be individually discussed with me.

Publications (dblp)

  • [LNT+18] S.Lity, M. Nieke, T. Thüm, I. Schaefer
    Retest test selection for product-line regression testing of variants and versions of variants
    Journal of Systems and Software, Volume 147 , 2019, VaMoS (Elsevier)
  • [RLB+18] S.Ruland, L. Luthmann, J. Bürdek, S. Lity, T. Thüm, M. Lochau, M. Ribeiro
    Measuring effectiveness of sample-based product-line testing
    Proceedings of the 17th International Conference on Generative Programming: Concepts and Experiences , 2019, GPCE (ACM)
  • [LNT+18] S.Lity, S. Nahrendorf, T. Thüm, C. Seidl, I. Schaefer
    175% Modeling for Product-Line Evolution of Domain Artifacts
    Proceedings of the 12th International Workshop on Variability Modelling of Software-Intensive Systems , 2018, VaMoS (ACM)
  • [NLS18] Sophia Nahrendorf, Sascha Lity, Ina Schaefer
    Applying Higher-Order Delta Modeling for the Evolution of Delta-Oriented Software Product Lines 
    Technical Report 2018-01, TU Braunschweig, 2018. (Pdf)
  • [ALL+17] M. Al-Hajjaji, S. Lity, R. Lachmann, T. Thüm, I. Schaefer, G. Saake
    Delta-Oriented Product Prioritization for Similarity-Based Product-Line Testing
    Proceedings of the 2nd International Workshop on Variability and Complexity in Software Design , 2017, VACE@ICSE (IEEE)
  • [LAT+17] S. Lity, M. Al-Hajjaji, T. Thüm, I. Schaefer
    Optimizing Product Orders Using Graph Algorithms for Improving Incremental Product-Line Analysis
    Proceedings of the 11th International Workshop on Variability Modelling of Software-intensive Systems , 2017, VaMoS (ACM)
  • [LBL+17] R. Lachmann, S. Beddig, S. Lity, S. Schulze, I. Schaefer
    Risk-based Integration Testing of Software Product Lines
    Proceedings of the 11th International Workshop on Variability Modelling of Software-intensive Systems , 2017, VaMoS (ACM)
  • [LKS16] S. Lity, M. Kowal, I. Schaefer
    Higher-Order Delta Modeling for Software Product Line Evolution
    Proceedings of the 7th  International Workshop on Feature-Oriented Software Development, 2016, FOSD@SPLASH (ACM)
  • [LLA+16] R. Lachmann, S. Lity, M. Al-Hajjaji, F. Fürchtegott, I. Schaefer
    Fine-Grained Test Case Prioritization for Integration Testing of Delta-Oriented Software Product Lines
    Proceedings of the 7th  International Workshop on Feature-Oriented Software Development, 2016, FOSD@SPLASH (ACM)
  • [LMT+16] S. Lity, T. Morbach, T. Thüm, I. Schaefer
    Applying Incremental Model Slicing to Product-Line Regression Testing
    Proceedings of the 15th International Conference on Software Reuse, 2016; ICSR (SpringerLínk)
  • [LLL+15] R. Lachmann, S. Lity, S. Lischke, S. Beddig, S. Schulze, I. Schaefer
    Delta-oriented Test Case Prioritization for Integration Testing of Software Product Lines
    Proceedings of the 19th International Software Product Line Conference, 2015; SPLC (ACM)
  • [VHFF+15] B. Vogel-Heuser, S. Feldmann, J. Folmer, M. Kowal, I. Schaefer, J. Ladiges, A. Fay, C. Haubeck, W. Lammersdorf, S. Lity, T. Kehrer, M. Tichy, S. Getir, M. Ulbrich, V. Klebanov, B. Beckert
    Selected Challenges of Software Evolution for Automated Production Systems
    Proceedings of the 13th International Conference on Industrial Informatics, 2015; INDIN (IEEEXplore)
  • [LFH+15] J. Ladiges, A. Fay, C. Haubeck, W. Lammersdorf, S. Lity, I. Schaefer
    Supporting Commissioning of Production Plants by Model-Based Testing and Model Learning
    Proceedings of the 24th IEEE International Symposium on Industrial Electronics, 2015; ISIE (IEEEXplore)
  • [LBL+15] Sascha Lity, Johannes Bürdek, Malte Lochau, Markus Berens, Andy Schürr, Ina Schaefer
    Re-Engineering Automation Systems as Dynamic Software Product Lines
    Proceedings of the 11th Dagstuhl-Workshop Model-Based Development of Embedded Systems, 2015; MBEES (Proceedings)
  • [LBS15] S. Lity, H. Baller, I. Schaefer
    Towards Incremental Model Slicing for Delta-oriented Software Product Lines
    Proceedings of the 22nd IEEE International Conference on Software Analysis, Evolution, and Reengineering, 2015; SANER (IEEEXplore)
  • [LBL+14] Malte Lochau, Johannes Bürdek, Sascha Lity, Matthias Hagner, Christoph Legat, Ursula Goltz, Andy Schürr
    Applying Model-based Software Product Line Testing Approaches to the Automation Engineering Domain
    at - Automatisierungstechnik, 2014 (DeGruyter)
  • [BLLS14] H. Baller, S. Lity, M. Lochau, I. Schaefer
    Multi-Objective Test Suite Optimization for Incremental Product Family Testing
    Proceedings of the 7th International Conference on Software Testing, Verification and Validation, 2014; ICST, IEEE Computer Society Press.(IEEEXplore)
  • [BLL+14] J. Bürdek, S. Lity, M. Lochau, M. Berens, U. Goltz, A. Schürr
    Staged Configuration of Dynamic Software Product Lines with Complex Binding Time Constraints
    Proceedings of the 8th International Workshop on Variability Modeling of Software-Intensive Systems, New York: ACM Press, 2014; ACM Digital Library Proceedings, ACM Press. (ACM)
  • [LLL+14] M. Lochau, S. Lity, R. Lachmann, I. Schaefer, U. Goltz 
    Delta-oriented Model-based Integration Testing of Large-scale Systems
    Journal of Systems and Software, Vol. 91, Amsterdam: Elsevier Science Publ., November 2013, 63 - 84 (ScienceDirect)
  • [LLL+13] S. Lity, R. Lachmann, M. Lochau, M. Dukaczewski, I. Schaefer
    Delta-orientiertes Testen von variantenreichen Systemen
    OBJEKTspektrum Online Themenspecial Testing, Sigis Datacom GmbH, 2013. (OBJEKTspektrum)
  • [LLL+12] Sascha Lity, Remo Lachmann, Malte Lochau, Ina Schaefer
    Delta-oriented Software Product Line Test Models - The Body Comfort System Case Study 
    Technical Report 2012-07, TU Braunschweig, 2013. (Pdf)
  • [LLS+12] Sascha Lity, Malte Lochau, Ina Schaefer, Ursula Goltz
    Delta-oriented Model-based SPL Regression Testing 
    Proceedings of the 3rd International Workshop on Product Line Approaches in Software Engineering (PLEASE), 2012. (IEEEXplore
  • [LSK+12] Malte Lochau, Ina Schaefer, Jochen Kamischke, Sascha Lity
    Incremental Model-based Testing of Delta-oriented Software Product Lines 
    Proceedings of the 6th International Conference on Tests and Proofs (TAP), Volume 7305/2012 of LNCS, pp. 67-82, Springer 2012. (SpringerLink)
  • [SL11] Sascha Lity
    Konzeption und Evaluation eines delta-orientierten modellbasierten Testverfahrens für Softwareproduktlinien
    Masterarbeit, Institut für Software System Engineering, Dezember 2011, TU Braunschweig. (Pdf)

  last changed 06.02.2017
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