xpcom/tests/SizeTest04.cpp

// Test04.cpp

#include "nsIDOMNode.h"
#include "nsCOMPtr.h"

#ifdef __MWERKS__
    #pragma exceptions off
#endif

NS_DEF_PTR(nsIDOMNode);

    /*
        Windows:
            nsCOMPtr                             13
            raw                                      36

        Macintosh:
            nsCOMPtr                             36 bytes       (1.0000)
            raw                                     120                 (3.3333)    i.e., 333.33% bigger than nsCOMPtr
    */

class Test04_Raw
    {
        public:
            Test04_Raw();
         ~Test04_Raw();

            void /*nsresult*/ SetNode( nsIDOMNode* newNode );

        private:
            nsIDOMNode* mNode;
    };

Test04_Raw::Test04_Raw()
        : mNode(0)
    {
        // nothing else to do here
    }

Test04_Raw::~Test04_Raw()
    {
        NS_IF_RELEASE(mNode);
    }

void // nsresult
Test04_Raw::SetNode( nsIDOMNode* newNode )
        // m120, w36
    {
        NS_IF_ADDREF(newNode);
        NS_IF_RELEASE(mNode);
        mNode = newNode;

//      return NS_OK;
    }


class Test04_nsCOMPtr
    {
        public:
            void /*nsresult*/ SetNode( nsIDOMNode* newNode );

        private:
            nsCOMPtr<nsIDOMNode> mNode;
    };

void // nsresult
Test04_nsCOMPtr::SetNode( nsIDOMNode* newNode )
        // m36, w13/13
    {
        mNode = newNode;
    }