smart_ptr/test/shared_from_raw_test6.cpp
2014-08-09 13:42:51 +03:00

53 lines
1.1 KiB
C++

//
// shared_from_raw_test6
//
// Tests that dangling shared_ptr instances are caught by
// the BOOST_ASSERT in ~enable_shared_from_raw
//
// Copyright 2014 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#define BOOST_ENABLE_ASSERT_HANDLER
#include <boost/smart_ptr/enable_shared_from_raw.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/core/lightweight_test.hpp>
#include <stdio.h>
static int assertion_failed_ = 0;
namespace boost
{
void assertion_failed( char const * expr, char const * function, char const * file, long line )
{
printf( "Assertion '%s' failed in function '%s', file '%s', line %ld\n", expr, function, file, line );
++assertion_failed_;
}
} // namespace boost
class X: public boost::enable_shared_from_raw
{
};
int main()
{
boost::shared_ptr<X> px;
{
X x;
px = boost::shared_from_raw( &x );
}
BOOST_TEST_EQ( assertion_failed_, 1 );
// px is a dangling pointer here
return boost::report_errors();
}