软件测试homework3

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题目:课本49页7题a)b)c)d)

解答如下:

a)PrintPrimes()方法的控制流图如下:

       技术分享

b)例如MAXPRIMES=4时,t2=(n=5)会出现数组越界的问题。

c)n=1时会出现。

d)节点覆盖:{0,1,2,3,4,5,6,7,8,9,10,11,12,13}

    边覆盖:{(0,1),(1,2),(1,10),(2,3),(3,4),(3,7),(4,5),(4,6),(5,7),(6,3),(7,8),(7,9),(8,9),(9,1),(10,11),                 (11,12),(11,13),(12,11)}

  主路径覆盖:{[6,3,4,5,7,8,9,1,10,11,13][6,3,4,5,7,8,9,1,10,11,12][2,3,4,5,7,8,9,1,10,11,12,13][2,3,4,5,7,8,9,1,10,11,,12][6,3,4,5,7,9,1,10,11,13][6,3,4,5,7,9,1,10,11,12][4,6,3,7,8,9,1,10,11,13][4,6,3,7,8,9,1,10,11,12][3,4,5,7,8,9,1,10,11,13][3,4,5,7,8,9,1,10,11,12][2,3,4,5,7,9,1,10,11,13][2,3,4,5,7,9,1,10,11,129,1,2,3,4,5,7,8,9][8,9,1,2,3,4,5,7,8][7,8,9,1,2,3,4,5,7][5,7,8,9,1,2,3,4,5][4,6,3,7,9,1,10,11,12][4,5,7,8,9,1,2,3,4][3,4,5,7,8,9,1,2,3][2,3,7,8,9,1,10,11,13][2,3,7,8,9,1,10,11,12][2,3,4,5,7,8,9,1,2][1,2,3,4,5,7,8,9,1][9,1,2,3,4,5,7,9][7,9,1,2,3,4,5,7][6,3,7,9,1,10,11,13][6,3,7,9,1,10,11,12][5,7,9,1,2,3,4,5][4,5,7,9,1,2,3,4][2,3,7,9,1,10,11,13][2,3,7,9,1,10,11,12][2,3,4,5,7,9,1,2][1,2,3,4,5,7,9,1][9,1,2,3,7,8,9][7,8,9,1,2,3,7][3,7,8,9,1,2,3][2,3,7,8,9,1,2][1,2,3,7,8,9,1][9,1,2,3,7,9][2,3,7,9,1,2][1,2,3,7,9,1][6,3,4,6][4,6,3,4][3,4,6,3][12,11,12][11,12,11]}

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