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DeltaFuzz: Historical Version Information Guided Fuzz Testing

Journal of Computer Science & Technology 2022年第1期37卷 29-49页

作者： Jia-Ming Zhang Zhan-Qi Cui Xiang Chen Huan-Huan Wu Li-Wei Zheng Jian-Bin Liu Computer School Beijing Information Science and Technology UniversityBeijing 100101China School of Information Science and Technology Nantong UniversityNantong 226019China

With the widespread use of agile software development methods,such as agile and scrum,software is iteratively updated more *** ensure the quality of the software,regression testing is conducted before new versions are ***,to improve the efficiency of regression testing,testing efforts should be concentrated on the modified and impacted parts of a ***,the costs of manually constructing new test cases for the modified and impacted parts are relatively *** testing is an effective method for generating test data automatically,but it is usually devoted to achieving higher code coverage,which makes fuzz testing unsuitable for direct regression testing *** this reason,we propose a fuzz testing method based on the guidance of historical version ***,the differences between the program being tested and the last version are analyzed,and the results of the analysis are used to locate change ***,change impact analysis is performed to find the corresponding impacted basic ***,the fitness values of test cases are calculated according to the execution traces,and new test cases are generated iteratively by the genetic *** on the proposed method,we implement a prototype tool DeltaFuzz and conduct experiments on six open-source *** with the fuzzing tool AFLGo,AFLFast and AFL,DeltaFuzz can reach the target faster,and the time taken by DeltaFuzz was reduced by 20.59%,30.05%and 32.61%,respectively.

关键词： fuzz testing regression testing change impact analysis fitness function

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