[关于printPrime是（）方法的控制流图和点覆盖、边覆盖、主路径覆盖]

a. control flow graph

 

b.

c.n=2

d.

node coverage:

TR={1,2,3,4,5,6,7,8,9,10,11,12,13}

edge coverage:

TR={(1,2),(2,3),(3,4),(4,5),(5,6),(6,4),(5,7),(7,8),(4,8),

(8,9),(9,2),(8.2),(2,10),(10,11),(11,12),(12,11),(11,13)}

prime coverage:

TR={

(4,5,6,4)

(6,4,5,6)

(5,6,4,5)

(5,6,4,,8,,2,3)

(5,6,4,8,2,10,11,12,11)

(5,6,4,8,2,10,11,13)

(3,4,5,7,8,9,2,3)

(3,4,5,7,8,2,3)

(3,4,8,9,2,3)

(3,4,8,2,3)

(3,4,5,7,8,9,2,10,11,12)

(3,4,5,7,8,9,2,10,11,13)

(3,4,5,7,8,2,10,11,12)

(3,4,5,7,8,2,10,11,13)

(3,4,8,2,10,11,13)

(3,4,8,2,10,11,12)

(4,5,7,8,9,2,3,4)

(4,5,7,8,2,3,4)

(4,8,9,2,3,4)

(4,8,2,3,4)

(1,2,3,4,8)

(1,2,3,4,5,6)

(1,2,3,4,5,7,8,9)

(1,2,10,11,12)

(1,2,10,11,13)

(11,12,11)

(12,11,12)

(12,11,13)

}

e. test path:

[1,2,3,4,5,6,4,5,7,8,9,2,10,11,12,13]

f. test path:

[1,2,3,4,5,6,4,5,7,8,9,2,10,11,12]

[1,2,3,4,8,2,10,11,12,11,13]