Whisker : Automated testing of Scratch programs:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | German |
| Veröffentlicht: |
Passau
2019
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 73 Blätter Illustrationen, Diagramme |
Internformat
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Datensatz im Suchindex
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| adam_text | CONTENTS 2 Contents 1 2 3 Introduction 1 1.1 1.2 1.3 1 2 3 Motivation............................................................................................... Contributions......................................................................................... Outline..................................................................................................... Background 4 2.1 2.2 2.3 4 6 7 Scratch..................................................................................................... Previous Testing Approaches................................................................. Challenges of Testing Scratch Programs............................................... Testing with Whisker 3.1 3.2 3.3 3.4 General Approach................................................................................... Testing Environment............................................................................. Whisker’s Public Interface.................................................................... Challenges of this Approach................................................................. 4 Property-based Testing with Constraints 4.1 4.2 4.3 5 Constraint Tests ................................................................................... Testing Procedure................................................................................... Resetting the Program During Tests .................................................. Implementation 9 9 10 11 16 18 18 19 23 25 5.1 Implementation Environment ..............................................................
25 5.2 General Architecture............................................................................. 25 5.3 Scratch Program Execution and the Step Loop.................................... 26 5.4 Accessing Sprites and Variables........................................................... 29 5.5 Simulating Inputs................................................................................... 30 5.6 Automated Input Generation .............................................................. 30 5.7 Callbacks and Constraints........................................................................ 32 5.8 Coverage Measurement..............................................................................32 6 Evaluation 6.1 34 Experimental Setup............................................................................... 35 6.1.1 Testing Environment..................................................................... 35
CONTENTS 6.2 6.3 6.4 6.5 6.6 6.7 З 6.1.2 Projects Under Test .....................................................................35 6.1.3 Test Suites.......................................................................................37 RQ1: Accuracy of Test Results ........................................................... 40 RQ2: Flakiness of Tests ...........................................................................46 6.3.1 Causes for Inconsistent TestOutcomes......................................... 49 RQ3: Automated Input Generation..................................................... 51 6.4.1 Reasons for Low Coverage on CertainProjects......................... 56 RQ4: Interference with ProgramsUnder Test ..................................... 56 Discussion............................................................................................... 59 Threats to Validity................................................................................ 60 6.7.1 Internal validity.......................................................................... 60 6.7.2 External Validity...........................................................................61 7 Future Work 63 8 65 Conclusion A Additional Evaluation Data 69
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| spelling | Kreis, Marvin Lorenz Verfasser aut Whisker : Automated testing of Scratch programs Marvin Lorenz Kreis Passau 2019 73 Blätter Illustrationen, Diagramme txt rdacontent n rdamedia nc rdacarrier Bachelor- Arbeit Universität Passau 2019 (DE-588)4113937-9 Hochschulschrift gnd-content Digitalisierung UB Passau - ADAM Catalogue Enrichment application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=031479923&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
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| title | Whisker : Automated testing of Scratch programs |
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| title_exact_search | Whisker : Automated testing of Scratch programs |
| title_full | Whisker : Automated testing of Scratch programs Marvin Lorenz Kreis |
| title_fullStr | Whisker : Automated testing of Scratch programs Marvin Lorenz Kreis |
| title_full_unstemmed | Whisker : Automated testing of Scratch programs Marvin Lorenz Kreis |
| title_short | Whisker : Automated testing of Scratch programs |
| title_sort | whisker automated testing of scratch programs |
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