List the special cases that should be tested for correct treatment of overloading of the +…

List the special cases that should be tested for correct treatment of overloading of the + operator in Example 6.5. Also, list the special cases needed for testing of the

10. List all test cases that you believe are necessary to test the objects defined in Example 6.5.

Example 6.5: An Example of Testing Object-Oriented Programs

#include

class Complex

{

public:

double real;

double imag;

Complex(){ double real = 0.0; double imag = 0.0;}

double realpart (Complex z) { return z.real; }

double imagpart (Complex z) { return z.imag; }

void print(Complex z) {cout

};

Complex operator + (Complex a, Complex b)

{

Complex C;

C.real = a.real + b.real;

C.imag = a.imag + b.imag;

return C;

 

}

ostream &operator

{

cout

return stream;

}

main()

{

Complex z1, z2;

float x1, x2,y1,y2;

cout

cin >> x1 >> y1;

cout

cin >> x2 >> y2;

z1.real = x1;

z1.imag = y1;

z2.real = x2;

z2.imag = y2;

z1.print();

z2.print();

cout

cout

z2 = z1 + z2;

cout

}

 

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