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// (C) Copyright Gennadiy Rozental 2005-2008.
// 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)
// See http://www.boost.org/libs/test for the library home page.
//
// File : $RCSfile$
//
// Version : $Revision: 49312 $
//
// Description : Facilities to perform interaction-based testing
// ***************************************************************************
#ifndef BOOST_TEST_INTERACTION_BASED_HPP_112105GER
#define BOOST_TEST_INTERACTION_BASED_HPP_112105GER
// Boost.Test
#include <boost/test/detail/config.hpp>
#include <boost/test/detail/global_typedef.hpp>
#include <boost/test/utils/wrap_stringstream.hpp>
#include <boost/test/detail/suppress_warnings.hpp>
// Boost
#include <boost/lexical_cast.hpp>
//____________________________________________________________________________//
// ************************************************************************** //
// ************** BOOST_ITEST_EPOINT ************** //
// ************************************************************************** //
#define BOOST_ITEST_EPOINT( description ) \
::boost::itest::manager::instance().exception_point( BOOST_TEST_L(__FILE__), __LINE__, description )
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_DPOINT ************** //
// ************************************************************************** //
#define BOOST_ITEST_DPOINT() \
::boost::itest::manager::instance().decision_point( BOOST_TEST_L(__FILE__), __LINE__ )
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_SCOPE ************** //
// ************************************************************************** //
#define BOOST_ITEST_SCOPE( scope_name ) \
::boost::itest::scope_guard itest_scope_guard ## __LINE__( BOOST_TEST_L(__FILE__), __LINE__, BOOST_STRINGIZE(scope_name) )
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_NEW ************** //
// ************************************************************************** //
#define BOOST_ITEST_NEW( type_name ) \
new ( ::boost::itest::location( BOOST_TEST_L(__FILE__), __LINE__ ) ) type_name
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_DATA_FLOW ************** //
// ************************************************************************** //
#define BOOST_ITEST_DATA_FLOW( v ) \
::boost::itest::manager::instance().generic_data_flow( v )
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_RETURN ************** //
// ************************************************************************** //
#define BOOST_ITEST_RETURN( type, default_value ) \
::boost::itest::manager::instance().generic_return<type>( default_value )
/**/
// ************************************************************************** //
// ************** BOOST_ITEST_MOCK_FUNC ************** //
// ************************************************************************** //
#define BOOST_ITEST_MOCK_FUNC( function_name ) \
BOOST_ITEST_SCOPE( function_name ); \
BOOST_ITEST_EPOINT( 0 ); \
return ::boost::itest::mock_object<>::prototype(); \
/**/
namespace boost {
namespace itest { // interaction-based testing
using unit_test::const_string;
// ************************************************************************** //
// ************** manager ************** //
// ************************************************************************** //
class BOOST_TEST_DECL manager {
public:
// instance access
static manager& instance() { return *instance_ptr(); }
// Mock objects interface hooks
virtual void exception_point( const_string /*file*/,
std::size_t /*line_num*/,
const_string /*descr*/ ){}
virtual bool decision_point( const_string /*file*/,
std::size_t /*line_num*/ ) { return true; }
virtual unsigned enter_scope( const_string /*file*/,
std::size_t /*line_num*/,
const_string /*scope_name*/){ return 0; }
virtual void leave_scope( unsigned ) {}
virtual void allocated( const_string /*file*/,
std::size_t /*line_num*/,
void* /*p*/, std::size_t /*s*/ ) {}
virtual void freed( void* /*p*/ ) {}
virtual void data_flow( const_string /*d*/ ) {}
virtual std::string return_value( const_string /*default_value */ ) { return ""; }
template<typename T>
void generic_data_flow( T const& t )
{
wrap_stringstream ws;
data_flow( (ws << t).str() );
}
template<typename T, typename DefaultValueType>
T generic_return( DefaultValueType const& dv )
{
wrap_stringstream ws;
std::string const& res = return_value( (ws << dv).str() );
if( res.empty() )
return dv;
return lexical_cast<T>( res );
}
protected:
manager();
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
public:
#endif
BOOST_TEST_PROTECTED_VIRTUAL ~manager();
private:
struct dummy_constr{};
explicit manager( dummy_constr* ) {}
static manager* instance_ptr( bool reset = false, manager* ptr = 0 );
}; // manager
// ************************************************************************** //
// ************** scope_guard ************** //
// ************************************************************************** //
class scope_guard {
public:
// Constructor
scope_guard( const_string file, std::size_t line_num, const_string scope_name )
{
m_scope_index = manager::instance().enter_scope( file, line_num, scope_name );
}
~scope_guard()
{
manager::instance().leave_scope( m_scope_index );
}
unsigned m_scope_index;
};
// ************************************************************************** //
// ************** location ************** //
// ************************************************************************** //
struct location {
location( const_string file, std::size_t line )
: m_file_name( file )
, m_line_num( line )
{}
const_string m_file_name;
std::size_t m_line_num;
};
} // namespace itest
} // namespace boost
// ************************************************************************** //
// ************** operator new overload ************** //
// ************************************************************************** //
#if !defined(BOOST_ITEST_NO_NEW_OVERLOADS)
// STL
#include <cstdlib>
# ifdef BOOST_NO_STDC_NAMESPACE
namespace std { using ::malloc; using ::free; }
# endif
# ifdef _CRTDBG_MAP_ALLOC
namespace std { using ::_malloc_dbg; using ::_free_dbg; }
# endif
inline void*
operator new( std::size_t s, ::boost::itest::location const& l )
{
void* res = std::malloc(s ? s : 1);
if( res )
::boost::itest::manager::instance().allocated( l.m_file_name, l.m_line_num, res, s );
else
throw std::bad_alloc();
return res;
}
//____________________________________________________________________________//
inline void*
operator new[]( std::size_t s, ::boost::itest::location const& l )
{
void* res = std::malloc(s ? s : 1);
if( res )
::boost::itest::manager::instance().allocated( l.m_file_name, l.m_line_num, res, s );
else
throw std::bad_alloc();
return res;
}
//____________________________________________________________________________//
inline void
operator delete( void* p, ::boost::itest::location const& )
{
::boost::itest::manager::instance().freed( p );
std::free( p );
}
//____________________________________________________________________________//
inline void
operator delete[]( void* p, ::boost::itest::location const& )
{
::boost::itest::manager::instance().freed( p );
std::free( p );
}
//____________________________________________________________________________//
#endif
#include <boost/test/detail/enable_warnings.hpp>
#endif // BOOST_TEST_INTERACTION_BASED_HPP_112105GER
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