testCountedPtr.cpp

#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/base/CountedPtr.h"

using namespace std;
using namespace DGtal;

// Functions for testing class CountedPtr.

bool testCountedPtr()
{
  unsigned int nbok = 0;
  unsigned int nb = 0;

  trace.beginBlock ( "Testing CountedPtr ..." );

  int *value=new int(5);
  CountedPtr<int> p( value );
  nbok += p.unique() ? 1 : 0;
  nb++;
  trace.info() << p << " value=" << *p<< std::endl;
  trace.info() << "(" << nbok << "/" << nb << ") "
               << "unique" << std::endl;

  *p = 6;
  trace.info() << p << " value=" << *p<< std::endl;
  nbok += p.unique() ? 1 : 0;
  nb++;
  trace.info() << "(" << nbok << "/" << nb << ") "
         << "unique" << std::endl;

  trace.endBlock();

  return nbok == nb;
}


bool testCountedPtrCopy()
{
  unsigned int nbok = 0;
  unsigned int nb = 0;

  trace.beginBlock ( "Testing CountedPtr copy..." );

  int *value= new int(5);
  CountedPtr<int> p( value );
  nbok += p.unique() ? 1 : 0;
  nb++;
  trace.info() << p <<std::endl;
  trace.info() << "(" << nbok << "/" << nb << ") "
         << "unique" << std::endl;

  CountedPtr<int> q ( p );

  nbok += p.unique() ? 0: 1;
  nb++;
  trace.info() << p <<std::endl;
  trace.info() << q<<std::endl;
  trace.info() << "(" << nbok << "/" << nb << ") "
         << "not unique anymore" << std::endl;


  trace.endBlock();

  return nbok == nb;
}


// Standard services - public :

int main( int argc, char** argv )
{
  trace.beginBlock ( "Testing class CountedPtr" );
  trace.info() << "Args:";
  for ( int i = 0; i < argc; ++i )
    trace.info() << " " << argv[ i ];
  trace.info() << endl;

  bool res = testCountedPtr() && testCountedPtrCopy(); // && ... other tests
  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
  trace.endBlock();
  return res ? 0 : 1;
}
//                                                                           //