Constructor / Destructor Study

class.cpp

#define DEFAULT_CONSTRUCTOR_EXISTS
//#define COPY_CONSTRUCTOR_EXISTS
//#define ASSIGN_OPERATOR_EXITS

#include <iostream>

using namespace std;

class Parent
{
  public:
    Parent()
    {
        cout << "Parent - Default Constructor" << endl;
    }

    Parent(Parent const& obj)
    {
        cout << "Parent - Copy Constructor" << endl;
    }

    Parent& operator =(Parent& obj)
    {
        cout << "Parent - Assign Operator" << endl;
        return *this;
    }

    int pValue;
};

class Member
{
  public:
    Member()
    {
        cout << "Member - Default Constructor" << endl;
    }

    Member(Member const& obj)
    {
        cout << "Member - Copy Constructor" << endl;
    }

    Member& operator =(Member& obj)
    {
        cout << "Member - Assign Operator" << endl;
        return *this;
    }

    int mValue;
};

class Child : public Parent
{
  public:

#ifdef DEFAULT_CONSTRUCTOR_EXISTS

    Child()
    {
        cout << "Child - Default Constructor" << endl;
    }

#endif
#ifdef COPY_CONSTRUCTOR_EXISTS

    Child(Child const& obj)
    {
        cout << "Child - Copy Constructor" << endl;
    }

#endif
#ifdef ASSIGN_OPERATOR_EXISTS

    Child& operator =(Child& obj)
    {
        cout << "Child - Assign Operator" << endl;
        return *this;
    }

#endif

    int cValue;
    char str[256];
    Member member;
    Member arrMember[1][2];
};

int main(void)
{
    //Test Code
    cout << "--- c1 ---" << endl;
    Child c1;
    c1.pValue = 1;
    c1.cValue = 2;
    c1.member.mValue = 3;
    c1.arrMember[0][0].mValue = 4;
    c1.arrMember[0][1].mValue = 5;
    strcpy_s(c1.str, 256, "ABCDEFG");

    cout << "--- c2 ---" << endl;
    Child c2(c1);

    cout << "--- c3 ---" << endl;
    Child c3 = c1;

    cout << "--- c4 ---" << endl;
    Child c4;
    c4 = c1;

    return 0;
}

output.txt

<only DEFAULT_CONSTRUCTOR_EXISTS>

--- c1 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
--- c2 ---
Parent - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
--- c3 ---
Parent - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
--- c4 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
Parent - Assign Operator
Member - Assign Operator
Member - Assign Operator
Member - Assign Operator

<only DEFAULT_CONSTRUCTOR_EXISTS, COPY_CONSTRUCTOR_EXISTS>

--- c1 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
--- c2 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Copy Constructor
--- c3 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Copy Constructor
--- c4 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
Parent - Assign Operator
Member - Assign Operator
Member - Assign Operator
Member - Assign Operator

<only DEFAULT_CONSTRUCTOR_EXISTS, ASSIGN OPERATOR_EXISTS>

--- c1 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
--- c2 ---
Parent - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
--- c3 ---
Parent - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
Member - Copy Constructor
--- c4 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
Parent - Assign Operator
Member - Assign Operator
Member - Assign Operator
Member - Assign Operator

<all defines exist>

--- c1 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
--- c2 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Copy Constructor
--- c3 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Copy Constructor
--- c4 ---
Parent - Default Constructor
Member - Default Constructor
Member - Default Constructor
Member - Default Constructor
Child - Default Constructor
Parent - Assign Operator
Member - Assign Operator
Member - Assign Operator
Member - Assign Operator