value_ptr_test_4.cc File Reference

#include "cetlib/value_ptr.h"
#include <cassert>

Go to the source code of this file.

Classes
class	base
class	derived

Functions
int	main ()

Function Documentation

int main

(

void

)

Definition at line 109 of file value_ptr_test_4.cc.

{
  assert(base::n_alive == 0);

  {
    cet::value_ptr<base> a(new derived(10));
    assert(base::n_alive == 1);
    assert(derived::n_alive == 1);
    assert(derived::n_cloned == 0);
    cet::value_ptr<base> b(a);
    assert(base::n_alive == 2);
    assert(derived::n_alive == 2);
    assert(derived::n_cloned == 1);

    assert(*a == *b);
    assert(a->isSame(*b) == false);
  } // a and b destroyed

  assert(base::n_alive == 0);
  assert(derived::n_alive == 0);

} // main()