路径覆盖
homework3：路径覆盖
a.数据流图
b.数组越界时，可能会发生错误
c.不经过while循环，使得 初始条件n=1
d..
点覆盖 {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16}
边覆盖
{(1.2),(2,3),(3,4),(4,5),(5,6),(6,7),(7,5),(6,8),(8,9),(9,10),(9,11),(10,2),(11,2),(2,12),(12,13),(13,14),(14,15),(15,13),(13,16)}
主路径覆盖
{(1,2,3,4,5,6,7),
(1,2,3,4,5,9,10),
(1,2,3,4,5,9,11),
(1,2,3,4,5,6,8,9,10),
(1,2,3,4,5,6,8,9,11),
(1,2,12,13,16),
(1,2,12,13,14,15),
(3,4,5,6,8,9,10,2,12,13,14,15),
(3,4,5,6,8,9,10,2,12,13,16),
(3,4,5,9,10,2,12,13,14,15),
(3,4,5,9,11,2,12,13,14,15),
(3,4,5,9,10,2,12,13,16),
(3,4,5,9,10,2,12,13,16),
(3,4,5,6,8,9,11,2,12,13,14,15),
(3,4,5,6,8,9,11,2,12,13,16),
(6,7,5,9,10,2,12,13,14,15),
(6,7,5,9,10,2,12,13,16),
(6,7,5,9,11,2,12,13,14,15),
(6,7,5,9,11,2,12,13,16),
(14,15,13,16),
(13,14,15,13),
(5,6,7,5),
(2,3,4,5,6,8,9,10,2),
(2,3,4,5,6,8,9,11,2),
(2,3,4,5,9,10,2)
(2,3,4,5,9,11,2)}
Another:第一次上机实验 判断三角形程序
由于三角形的种类有三种，外加一种判断输入参数是否为正整数的返回值，因此主路径测试需求有四个，测试四组用例(2,2,2)，（2,3,3），（2,3,4），（-2,5，-6）。即可完整覆盖，覆盖率达到100%。