#include <iostream>

using namespace std;

class TestT{
    public:
        // default constructor
        TestT(void){
            cout << "In the default constructor" << endl;
            return;
        }

        // copy constructor
        //TestT(TestT rhs) {
        TestT(const TestT  & rhs) {
            cout << "In the copy constructor" << endl;
            name = rhs.name+"-copyConstructor";
            return;
        }

        // destructor 
        ~TestT() {
            cout << "In the destructor" << endl;
            cout << "Name = " << name << endl;

            return;
        }

        // overloaded assignment operator
        // a = b = c = d = e = 7;
        TestT & operator = (const TestT & rhs) {
            cout << "In the assignment operator" << endl;
            name = name + rhs.name;
            return * this;
        }

        void SetName(string n) {
            name = n;
            return;
        }

        string GetName(void) const{
            return name;
        }

    private:
       string name; 
};

void ValueParam(TestT param);
void ReferenceParam(TestT &  param);

int main() {

    cout << " Declaring a and b " << endl;
    TestT a, b; 
    a.SetName("a");
    b.SetName("b");
    cout << "\ta.name = " << a.GetName() << endl;
    cout << "\tb.name = " << b.GetName() << endl;
    cout << endl;

    cout <<"Executing TestT c(a)" << endl;
    // TestT c;
    TestT c(a);
    cout << "\tc.name = " << c.GetName() << endl;
    cout << endl;

    cout << "Calling ValueParam(a)" << endl;
    ValueParam(a);
    cout << "\ta.name = " << a.GetName() << endl;
    cout << endl;

    cout << "Calling ReferenceParam(a)" << endl;
    ReferenceParam(a);
    cout << "\ta.name = " << a.GetName() << endl;
    cout << endl;


    cout << "Executing a=b" << endl;
    a = b;
    cout << "\ta.name = " << a.GetName() << endl;
    cout << endl;

    a.SetName("a");
    b.SetName("b");
    c.SetName("c");
    cout << "Executing c = a = b " << endl;
    c = a = b;
    cout << "\ta.name = " << a.GetName() << endl;
    cout << "\tb.name = " << b.GetName() << endl;
    cout << "\tc.name = " << c.GetName() << endl;
    cout << endl;

    return 0;
}

void ValueParam(TestT param){
    cout  << "\tIn ValueParam" <<endl;
    cout << "\t\tparam.name = " << param.GetName() << endl;
    return;
}

void ReferenceParam(TestT &  param){
    cout << "\tIn ReferenceParam " << endl;
    cout << "\t\tparam.name = " << param.GetName() << endl;
    return;
}