91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
// (C) Copyright Gennadiy Rozental 2001.
|
|
// 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
|
|
/// Enhanced result for test predicate that include message explaining failure
|
|
// ***************************************************************************
|
|
|
|
#ifndef BOOST_TEST_PREDICATE_RESULT_HPP_012705GER
|
|
#define BOOST_TEST_PREDICATE_RESULT_HPP_012705GER
|
|
|
|
// Boost.Test
|
|
#include <boost/test/utils/class_properties.hpp>
|
|
#include <boost/test/utils/wrap_stringstream.hpp>
|
|
#include <boost/test/utils/basic_cstring/basic_cstring.hpp>
|
|
|
|
// Boost
|
|
#include <boost/shared_ptr.hpp>
|
|
#include <boost/detail/workaround.hpp>
|
|
|
|
// STL
|
|
#include <cstddef> // for std::size_t
|
|
|
|
#include <boost/test/detail/suppress_warnings.hpp>
|
|
|
|
//____________________________________________________________________________//
|
|
|
|
namespace boost {
|
|
namespace test_tools {
|
|
|
|
// ************************************************************************** //
|
|
// ************** assertion_result ************** //
|
|
// ************************************************************************** //
|
|
|
|
//!@brief Type used for storing the result of an assertion.
|
|
class BOOST_TEST_DECL assertion_result {
|
|
|
|
//!@internal
|
|
typedef unit_test::const_string const_string;
|
|
|
|
//!@internal
|
|
struct dummy { void nonnull() {} };
|
|
|
|
//!@internal
|
|
typedef void (dummy::*safe_bool)();
|
|
|
|
public:
|
|
// Constructor
|
|
assertion_result( bool pv_ )
|
|
: p_predicate_value( pv_ )
|
|
{}
|
|
|
|
template<typename BoolConvertable>
|
|
assertion_result( BoolConvertable const& pv_ ) : p_predicate_value( !!pv_ ) {}
|
|
|
|
// Access methods
|
|
bool operator!() const { return !p_predicate_value; }
|
|
void operator=( bool pv_ ) { p_predicate_value.value = pv_; }
|
|
operator safe_bool() const { return !!p_predicate_value ? &dummy::nonnull : 0; }
|
|
|
|
// Public properties
|
|
BOOST_READONLY_PROPERTY( bool, (assertion_result) ) p_predicate_value;
|
|
|
|
// Access methods
|
|
bool has_empty_message() const { return !m_message; }
|
|
wrap_stringstream& message()
|
|
{
|
|
if( !m_message )
|
|
m_message.reset( new wrap_stringstream );
|
|
|
|
return *m_message;
|
|
}
|
|
const_string message() const { return !m_message ? const_string() : const_string( m_message->str() ); }
|
|
|
|
private:
|
|
// Data members
|
|
shared_ptr<wrap_stringstream> m_message;
|
|
};
|
|
|
|
typedef assertion_result predicate_result;
|
|
|
|
} // namespace test_tools
|
|
} // namespace boost
|
|
|
|
#include <boost/test/detail/enable_warnings.hpp>
|
|
|
|
#endif // BOOST_TEST_PREDICATE_RESULT_HPP_012705GER
|