测试用例执行框架是代码测试系统(Code Testing System CTS)的重要组成部分,用于执行测试用例,捕获插装结果。在CTS系统从Windows平台向Linux平台移植的过程中,测试用例执行框架遇到了线程调用和控制不兼容,异常捕获失败以及代码编译不...测试用例执行框架是代码测试系统(Code Testing System CTS)的重要组成部分,用于执行测试用例,捕获插装结果。在CTS系统从Windows平台向Linux平台移植的过程中,测试用例执行框架遇到了线程调用和控制不兼容,异常捕获失败以及代码编译不通过等问题。本文通过使用Linux平台上常用的Pthread线程库,解决线程调用问题,通过设计并实现异常栈解决C语言异常捕获失败的问题,通过解析被测单元所在C语言工程的makefile文件,提取出编译需要的头文件及链接共享库或静态链接库需要的链接选项,解决测试用例执行框架编译失败的问题。通过解决上述问题,CTS的测试用例执行框架能够在Linux平台上正常运行。展开更多
In order to improve the efficiency of regression testing in web application,the control flow graph and the greedy algorithm are adopted.This paper considers a web page as a basic unit and introduces a test case select...In order to improve the efficiency of regression testing in web application,the control flow graph and the greedy algorithm are adopted.This paper considers a web page as a basic unit and introduces a test case selection method for web application regression testing based on the control flow graph.This method is safe enough to the test case selection.On the base of features of request sequence in web application,the minimization technique and the priority of test cases are taken into consideration in the process of execution of test cases in regression testing for web application.The improved greedy algorithm is also raised resulting in optimization of execution of test cases.The experiments indicate that the number of test cases which need to be retested is reduced,and the efficiency of execution of test cases is also improved.展开更多
Aimed at the problem of expensive costs in mutation testing which has hampered its wide use,a technique of introducing a test case selection into the process of mutation testing is proposed.For each mutant,a fixed num...Aimed at the problem of expensive costs in mutation testing which has hampered its wide use,a technique of introducing a test case selection into the process of mutation testing is proposed.For each mutant,a fixed number of test cases are selected to constrain the maximum allowable executions so as to reduce useless work.Test case selection largely depends on the degree of mutation.The mutation distance is an index describing the semantic difference between the original program and the mutated program.It represents the percentage of effective test cases in a test set,so it can be used to guide the selection of test cases.The bigger the mutation distance is,the easier it is that the mutant will be killed,so the corresponding number of effective test cases for this mutant is greater.Experimental results suggest that the technique can remarkably reduce execution costs without a significant loss of test effectiveness.展开更多
文摘测试用例执行框架是代码测试系统(Code Testing System CTS)的重要组成部分,用于执行测试用例,捕获插装结果。在CTS系统从Windows平台向Linux平台移植的过程中,测试用例执行框架遇到了线程调用和控制不兼容,异常捕获失败以及代码编译不通过等问题。本文通过使用Linux平台上常用的Pthread线程库,解决线程调用问题,通过设计并实现异常栈解决C语言异常捕获失败的问题,通过解析被测单元所在C语言工程的makefile文件,提取出编译需要的头文件及链接共享库或静态链接库需要的链接选项,解决测试用例执行框架编译失败的问题。通过解决上述问题,CTS的测试用例执行框架能够在Linux平台上正常运行。
基金The National Natural Science Foundation of China(No.60503020,60503033,60703086)Opening Foundation of Jiangsu Key Laboratory of Computer Information Processing Technology in Soochow University(No.KJS0714)
文摘In order to improve the efficiency of regression testing in web application,the control flow graph and the greedy algorithm are adopted.This paper considers a web page as a basic unit and introduces a test case selection method for web application regression testing based on the control flow graph.This method is safe enough to the test case selection.On the base of features of request sequence in web application,the minimization technique and the priority of test cases are taken into consideration in the process of execution of test cases in regression testing for web application.The improved greedy algorithm is also raised resulting in optimization of execution of test cases.The experiments indicate that the number of test cases which need to be retested is reduced,and the efficiency of execution of test cases is also improved.
基金The National High Technology Research and Development Program of China (863 Program) (No. 2008AA01Z113)the National Natural Science Foundation of China (No. 60773105,60973149)
文摘Aimed at the problem of expensive costs in mutation testing which has hampered its wide use,a technique of introducing a test case selection into the process of mutation testing is proposed.For each mutant,a fixed number of test cases are selected to constrain the maximum allowable executions so as to reduce useless work.Test case selection largely depends on the degree of mutation.The mutation distance is an index describing the semantic difference between the original program and the mutated program.It represents the percentage of effective test cases in a test set,so it can be used to guide the selection of test cases.The bigger the mutation distance is,the easier it is that the mutant will be killed,so the corresponding number of effective test cases for this mutant is greater.Experimental results suggest that the technique can remarkably reduce execution costs without a significant loss of test effectiveness.
