Journal of Systems and Software
Test Pair Selection for Test Case Prioritization in Regression Testing for WS-BPEL Programs
International Journal of Web Services Research
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Regression testing is necessary to assure the quality of service-oriented business applications in their evolutions. However, because of the constraint of testing resource, entire test suite may not run as a result. Therefore, test case prioritization technique is required to increase the efficiency of Web service application regression testing. In this paper, we propose a dependence analysis based test case prioritization technique. First, we analyze the dependence relationship using control and data flow information in an orchestration language: WS-BPEL. Then we construct a weighted graph and do impact analysis to identify modification-affected elements. After that, we prioritize test cases according to covering more modification-affected elements with the highest weight. Finally we conduct a case study to illustrate the applicability of our method.