boost/test/test_tools.hpp
// (C) Copyright Gennadiy Rozental 2001-2008.
// 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: 54633 $
//
// Description : contains definition for all test tools in test toolbox
// ***************************************************************************
#ifndef BOOST_TEST_TEST_TOOLS_HPP_012705GER
#define BOOST_TEST_TEST_TOOLS_HPP_012705GER
// Boost.Test
#include <boost/test/predicate_result.hpp>
#include <boost/test/unit_test_log.hpp>
#include <boost/test/floating_point_comparison.hpp>
#include <boost/test/detail/config.hpp>
#include <boost/test/detail/global_typedef.hpp>
#include <boost/test/detail/workaround.hpp>
#include <boost/test/utils/wrap_stringstream.hpp>
#include <boost/test/utils/basic_cstring/io.hpp>
#include <boost/test/utils/lazy_ostream.hpp>
// Boost
#include <boost/preprocessor/seq/for_each.hpp>
#include <boost/preprocessor/seq/size.hpp>
#include <boost/preprocessor/seq/enum.hpp>
#include <boost/preprocessor/repetition/repeat.hpp>
#include <boost/preprocessor/punctuation/comma_if.hpp>
#include <boost/preprocessor/arithmetic/add.hpp>
#include <boost/limits.hpp>
#include <boost/type_traits/is_array.hpp>
#include <boost/type_traits/is_function.hpp>
#include <boost/type_traits/is_abstract.hpp>
#include <boost/mpl/or.hpp>
// STL
#include <cstddef> // for std::size_t
#include <iosfwd>
#include <ios> // for std::boolalpha
#include <climits> // for CHAR_BIT
#ifdef BOOST_MSVC
# pragma warning(disable: 4127) // conditional expression is constant
#endif
#include <boost/test/detail/suppress_warnings.hpp>
//____________________________________________________________________________//
// ************************************************************************** //
// ************** TOOL BOX ************** //
// ************************************************************************** //
// In macros below following argument abbreviations are used:
// P - predicate
// M - message
// S - statement
// E - exception
// L - left argument
// R - right argument
// TL - tool level
// CT - check type
// ARGS - arguments list
#define BOOST_TEST_TOOL_IMPL( func, P, check_descr, TL, CT ) \
::boost::test_tools::tt_detail::func( \
P, \
::boost::unit_test::lazy_ostream::instance() << check_descr, \
BOOST_TEST_L(__FILE__), \
static_cast<std::size_t>(__LINE__), \
::boost::test_tools::tt_detail::TL, \
::boost::test_tools::tt_detail::CT \
/**/
//____________________________________________________________________________//
#define BOOST_CHECK_IMPL( P, check_descr, TL, CT ) \
do { \
BOOST_TEST_PASSPOINT(); \
BOOST_TEST_TOOL_IMPL( check_impl, P, check_descr, TL, CT ), 0 );\
} while( ::boost::test_tools::dummy_cond ) \
/**/
//____________________________________________________________________________//
#define BOOST_TEST_PASS_ARG_INFO( r, data, arg ) , arg, BOOST_STRINGIZE( arg )
#define BOOST_CHECK_WITH_ARGS_IMPL( P, check_descr, TL, CT, ARGS ) \
do { \
BOOST_TEST_PASSPOINT(); \
BOOST_TEST_TOOL_IMPL( check_frwd, P, check_descr, TL, CT ) \
BOOST_PP_SEQ_FOR_EACH( BOOST_TEST_PASS_ARG_INFO, '_', ARGS ) ); \
} while( ::boost::test_tools::dummy_cond ) \
/**/
//____________________________________________________________________________//
#define BOOST_WARN( P ) BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), WARN, CHECK_PRED )
#define BOOST_CHECK( P ) BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), CHECK, CHECK_PRED )
#define BOOST_REQUIRE( P ) BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), REQUIRE, CHECK_PRED )
//____________________________________________________________________________//
#define BOOST_WARN_MESSAGE( P, M ) BOOST_CHECK_IMPL( (P), M, WARN, CHECK_MSG )
#define BOOST_CHECK_MESSAGE( P, M ) BOOST_CHECK_IMPL( (P), M, CHECK, CHECK_MSG )
#define BOOST_REQUIRE_MESSAGE( P, M ) BOOST_CHECK_IMPL( (P), M, REQUIRE, CHECK_MSG )
//____________________________________________________________________________//
#define BOOST_ERROR( M ) BOOST_CHECK_MESSAGE( false, M )
#define BOOST_FAIL( M ) BOOST_REQUIRE_MESSAGE( false, M )
//____________________________________________________________________________//
#define BOOST_CHECK_THROW_IMPL( S, E, P, prefix, TL ) \
try { \
BOOST_TEST_PASSPOINT(); \
S; \
BOOST_CHECK_IMPL( false, "exception " BOOST_STRINGIZE( E ) " is expected", TL, CHECK_MSG ); } \
catch( E const& ex ) { \
::boost::unit_test::ut_detail::ignore_unused_variable_warning( ex ); \
BOOST_CHECK_IMPL( P, prefix BOOST_STRINGIZE( E ) " is caught", TL, CHECK_MSG ); \
} \
/**/
//____________________________________________________________________________//
#define BOOST_WARN_THROW( S, E ) BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", WARN )
#define BOOST_CHECK_THROW( S, E ) BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", CHECK )
#define BOOST_REQUIRE_THROW( S, E ) BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", REQUIRE )
//____________________________________________________________________________//
#define BOOST_WARN_EXCEPTION( S, E, P ) BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", WARN )
#define BOOST_CHECK_EXCEPTION( S, E, P ) BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", CHECK )
#define BOOST_REQUIRE_EXCEPTION( S, E, P ) BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", REQUIRE )
//____________________________________________________________________________//
#define BOOST_CHECK_NO_THROW_IMPL( S, TL ) \
try { \
S; \
BOOST_CHECK_IMPL( true, "no exceptions thrown by " BOOST_STRINGIZE( S ), TL, CHECK_MSG ); } \
catch( ... ) { \
BOOST_CHECK_IMPL( false, "exception thrown by " BOOST_STRINGIZE( S ), TL, CHECK_MSG ); \
} \
/**/
#define BOOST_WARN_NO_THROW( S ) BOOST_CHECK_NO_THROW_IMPL( S, WARN )
#define BOOST_CHECK_NO_THROW( S ) BOOST_CHECK_NO_THROW_IMPL( S, CHECK )
#define BOOST_REQUIRE_NO_THROW( S ) BOOST_CHECK_NO_THROW_IMPL( S, REQUIRE )
//____________________________________________________________________________//
#define BOOST_WARN_EQUAL( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::equal_impl_frwd(), "", WARN, CHECK_EQUAL, (L)(R) )
#define BOOST_CHECK_EQUAL( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::equal_impl_frwd(), "", CHECK, CHECK_EQUAL, (L)(R) )
#define BOOST_REQUIRE_EQUAL( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::equal_impl_frwd(), "", REQUIRE, CHECK_EQUAL, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_NE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ne_impl(), "", WARN, CHECK_NE, (L)(R) )
#define BOOST_CHECK_NE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ne_impl(), "", CHECK, CHECK_NE, (L)(R) )
#define BOOST_REQUIRE_NE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ne_impl(), "", REQUIRE, CHECK_NE, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_LT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::lt_impl(), "", WARN, CHECK_LT, (L)(R) )
#define BOOST_CHECK_LT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::lt_impl(), "", CHECK, CHECK_LT, (L)(R) )
#define BOOST_REQUIRE_LT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::lt_impl(), "", REQUIRE, CHECK_LT, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_LE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::le_impl(), "", WARN, CHECK_LE, (L)(R) )
#define BOOST_CHECK_LE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::le_impl(), "", CHECK, CHECK_LE, (L)(R) )
#define BOOST_REQUIRE_LE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::le_impl(), "", REQUIRE, CHECK_LE, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_GT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::gt_impl(), "", WARN, CHECK_GT, (L)(R) )
#define BOOST_CHECK_GT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::gt_impl(), "", CHECK, CHECK_GT, (L)(R) )
#define BOOST_REQUIRE_GT( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::gt_impl(), "", REQUIRE, CHECK_GT, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_GE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ge_impl(), "", WARN, CHECK_GE, (L)(R) )
#define BOOST_CHECK_GE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ge_impl(), "", CHECK, CHECK_GE, (L)(R) )
#define BOOST_REQUIRE_GE( L, R ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::tt_detail::ge_impl(), "", REQUIRE, CHECK_GE, (L)(R) )
//____________________________________________________________________________//
#define BOOST_WARN_CLOSE( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", WARN, CHECK_CLOSE, \
(L)(R)(::boost::test_tools::percent_tolerance(T)) )
#define BOOST_CHECK_CLOSE( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", CHECK, CHECK_CLOSE, \
(L)(R)(::boost::test_tools::percent_tolerance(T)) )
#define BOOST_REQUIRE_CLOSE( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", REQUIRE, CHECK_CLOSE, \
(L)(R)(::boost::test_tools::percent_tolerance(T)) )
//____________________________________________________________________________//
#define BOOST_WARN_CLOSE_FRACTION( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", WARN, CHECK_CLOSE_FRACTION, \
(L)(R)(::boost::test_tools::fraction_tolerance(T)) )
#define BOOST_CHECK_CLOSE_FRACTION( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", CHECK, CHECK_CLOSE_FRACTION, \
(L)(R)(::boost::test_tools::fraction_tolerance(T)) )
#define BOOST_REQUIRE_CLOSE_FRACTION( L, R, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_close, "", REQUIRE, CHECK_CLOSE_FRACTION, \
(L)(R)(::boost::test_tools::fraction_tolerance(T)) )
//____________________________________________________________________________//
#define BOOST_WARN_SMALL( FPV, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_small, "", WARN, CHECK_SMALL, (FPV)(T) )
#define BOOST_CHECK_SMALL( FPV, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_small, "", CHECK, CHECK_SMALL, (FPV)(T) )
#define BOOST_REQUIRE_SMALL( FPV, T ) \
BOOST_CHECK_WITH_ARGS_IMPL( ::boost::test_tools::check_is_small, "", REQUIRE, CHECK_SMALL, (FPV)(T) )
//____________________________________________________________________________//
#define BOOST_WARN_PREDICATE( P, ARGS ) \
BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), WARN, CHECK_PRED_WITH_ARGS, ARGS )
#define BOOST_CHECK_PREDICATE( P, ARGS ) \
BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), CHECK, CHECK_PRED_WITH_ARGS, ARGS )
#define BOOST_REQUIRE_PREDICATE( P, ARGS ) \
BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), REQUIRE, CHECK_PRED_WITH_ARGS, ARGS )
//____________________________________________________________________________//
#define BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, TL ) \
BOOST_TEST_TOOL_IMPL( check_impl, ::boost::test_tools::tt_detail::equal_coll_impl( \
(L_begin), (L_end), (R_begin), (R_end) ), "", TL, CHECK_EQUAL_COLL ), \
4, \
BOOST_STRINGIZE( L_begin ), BOOST_STRINGIZE( L_end ), \
BOOST_STRINGIZE( R_begin ), BOOST_STRINGIZE( R_end ) ) \
/**/
#define BOOST_WARN_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end ) \
BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, WARN )
#define BOOST_CHECK_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end ) \
BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, CHECK )
#define BOOST_REQUIRE_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end ) \
BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, REQUIRE )
//____________________________________________________________________________//
#define BOOST_BITWISE_EQUAL_IMPL( L, R, TL ) \
BOOST_TEST_TOOL_IMPL( check_impl, \
::boost::test_tools::tt_detail::bitwise_equal_impl( (L), (R) ), \
"", TL, CHECK_BITWISE_EQUAL ), \
2, BOOST_STRINGIZE( L ), BOOST_STRINGIZE( R ) ) \
/**/
#define BOOST_WARN_BITWISE_EQUAL( L, R ) BOOST_BITWISE_EQUAL_IMPL( L, R, WARN )
#define BOOST_CHECK_BITWISE_EQUAL( L, R ) BOOST_BITWISE_EQUAL_IMPL( L, R, CHECK )
#define BOOST_REQUIRE_BITWISE_EQUAL( L, R ) BOOST_BITWISE_EQUAL_IMPL( L, R, REQUIRE )
//____________________________________________________________________________//
#define BOOST_IS_DEFINED( symb ) ::boost::test_tools::tt_detail::is_defined_impl( #symb, BOOST_STRINGIZE(= symb) )
//____________________________________________________________________________//
// ***************************** //
// deprecated interface
#define BOOST_BITWISE_EQUAL( L, R ) BOOST_CHECK_BITWISE_EQUAL( L, R )
#define BOOST_MESSAGE( M ) BOOST_TEST_MESSAGE( M )
#define BOOST_CHECKPOINT( M ) BOOST_TEST_CHECKPOINT( M )
namespace boost {
namespace test_tools {
typedef unit_test::const_string const_string;
namespace { bool dummy_cond = false; }
// ************************************************************************** //
// ************** print_log_value ************** //
// ************************************************************************** //
template<typename T>
struct print_log_value {
void operator()( std::ostream& ostr, T const& t )
{
// avoid warning: 'boost::test_tools::<unnamed>::dummy_cond' defined but not used
if (::boost::test_tools::dummy_cond) {}
typedef typename mpl::or_<is_array<T>,is_function<T>,is_abstract<T> >::type cant_use_nl;
set_precision( ostr, cant_use_nl() );
ostr << t; // by default print the value
}
void set_precision( std::ostream& ostr, mpl::false_ )
{
if( std::numeric_limits<T>::is_specialized && std::numeric_limits<T>::radix == 2 )
ostr.precision( 2 + std::numeric_limits<T>::digits * 301/1000 );
}
void set_precision( std::ostream&, mpl::true_ ) {}
};
//____________________________________________________________________________//
#define BOOST_TEST_DONT_PRINT_LOG_VALUE( the_type ) \
namespace boost { namespace test_tools { \
template<> \
struct print_log_value<the_type > { \
void operator()( std::ostream&, the_type const& ) {} \
}; \
}} \
/**/
//____________________________________________________________________________//
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
template<typename T, std::size_t N >
struct print_log_value< T[N] > {
void operator()( std::ostream& ostr, T const* t )
{
ostr << t;
}
};
#endif
//____________________________________________________________________________//
template<>
struct BOOST_TEST_DECL print_log_value<bool> {
void operator()( std::ostream& ostr, bool t )
{
ostr << std::boolalpha << t;
}
};
//____________________________________________________________________________//
template<>
struct BOOST_TEST_DECL print_log_value<char> {
void operator()( std::ostream& ostr, char t );
};
//____________________________________________________________________________//
template<>
struct BOOST_TEST_DECL print_log_value<unsigned char> {
void operator()( std::ostream& ostr, unsigned char t );
};
//____________________________________________________________________________//
template<>
struct BOOST_TEST_DECL print_log_value<char const*> {
void operator()( std::ostream& ostr, char const* t );
};
//____________________________________________________________________________//
template<>
struct BOOST_TEST_DECL print_log_value<wchar_t const*> {
void operator()( std::ostream& ostr, wchar_t const* t );
};
//____________________________________________________________________________//
namespace tt_detail {
// ************************************************************************** //
// ************** tools classification ************** //
// ************************************************************************** //
enum check_type {
CHECK_PRED,
CHECK_MSG,
CHECK_EQUAL,
CHECK_NE,
CHECK_LT,
CHECK_LE,
CHECK_GT,
CHECK_GE,
CHECK_CLOSE,
CHECK_CLOSE_FRACTION,
CHECK_SMALL,
CHECK_BITWISE_EQUAL,
CHECK_PRED_WITH_ARGS,
CHECK_EQUAL_COLL
};
enum tool_level {
WARN, CHECK, REQUIRE, PASS
};
// ************************************************************************** //
// ************** print_helper ************** //
// ************************************************************************** //
// Adds level of indirection to the output operation, allowing us to customize
// it for types that do not support operator << directly or for any other reason
template<typename T>
struct print_helper_t {
explicit print_helper_t( T const& t ) : m_t( t ) {}
T const& m_t;
};
//____________________________________________________________________________//
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
// Borland suffers premature pointer decay passing arrays by reference
template<typename T, std::size_t N >
struct print_helper_t< T[N] > {
explicit print_helper_t( T const * t ) : m_t( t ) {}
T const * m_t;
};
#endif
//____________________________________________________________________________//
template<typename T>
inline print_helper_t<T> print_helper( T const& t )
{
return print_helper_t<T>( t );
}
//____________________________________________________________________________//
template<typename T>
inline std::ostream&
operator<<( std::ostream& ostr, print_helper_t<T> const& ph )
{
print_log_value<T>()( ostr, ph.m_t );
return ostr;
}
//____________________________________________________________________________//
// ************************************************************************** //
// ************** TOOL BOX Implementation ************** //
// ************************************************************************** //
BOOST_TEST_DECL
bool check_impl( predicate_result const& pr, ::boost::unit_test::lazy_ostream const& check_descr,
const_string file_name, std::size_t line_num,
tool_level tl, check_type ct,
std::size_t num_args, ... );
//____________________________________________________________________________//
#define TEMPL_PARAMS( z, m, dummy ) , typename BOOST_JOIN( Arg, m )
#define FUNC_PARAMS( z, m, dummy ) \
, BOOST_JOIN( Arg, m ) const& BOOST_JOIN( arg, m ) \
, char const* BOOST_JOIN( BOOST_JOIN( arg, m ), _descr ) \
/**/
#define PRED_PARAMS( z, m, dummy ) BOOST_PP_COMMA_IF( m ) BOOST_JOIN( arg, m )
#define ARG_INFO( z, m, dummy ) \
, BOOST_JOIN( BOOST_JOIN( arg, m ), _descr ) \
, &static_cast<const unit_test::lazy_ostream&>(unit_test::lazy_ostream::instance() \
<< ::boost::test_tools::tt_detail::print_helper( BOOST_JOIN( arg, m ) )) \
/**/
#define IMPL_FRWD( z, n, dummy ) \
template<typename Pred \
BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), TEMPL_PARAMS, _ )> \
inline bool \
check_frwd( Pred P, unit_test::lazy_ostream const& check_descr, \
const_string file_name, std::size_t line_num, \
tool_level tl, check_type ct \
BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), FUNC_PARAMS, _ ) \
) \
{ \
return \
check_impl( P( BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), PRED_PARAMS, _ ) ), \
check_descr, file_name, line_num, tl, ct, \
BOOST_PP_ADD( n, 1 ) \
BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), ARG_INFO, _ ) \
); \
} \
/**/
#ifndef BOOST_TEST_MAX_PREDICATE_ARITY
#define BOOST_TEST_MAX_PREDICATE_ARITY 5
#endif
BOOST_PP_REPEAT( BOOST_TEST_MAX_PREDICATE_ARITY, IMPL_FRWD, _ )
#undef TEMPL_PARAMS
#undef FUNC_PARAMS
#undef PRED_INFO
#undef ARG_INFO
#undef IMPL_FRWD
//____________________________________________________________________________//
template <class Left, class Right>
predicate_result equal_impl( Left const& left, Right const& right )
{
return left == right;
}
//____________________________________________________________________________//
predicate_result BOOST_TEST_DECL equal_impl( char const* left, char const* right );
inline predicate_result equal_impl( char* left, char const* right ) { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
inline predicate_result equal_impl( char const* left, char* right ) { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
inline predicate_result equal_impl( char* left, char* right ) { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
#if !defined( BOOST_NO_CWCHAR )
predicate_result BOOST_TEST_DECL equal_impl( wchar_t const* left, wchar_t const* right );
inline predicate_result equal_impl( wchar_t* left, wchar_t const* right ) { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
inline predicate_result equal_impl( wchar_t const* left, wchar_t* right ) { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
inline predicate_result equal_impl( wchar_t* left, wchar_t* right ) { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
#endif
//____________________________________________________________________________//
struct equal_impl_frwd {
template <typename Left, typename Right>
inline predicate_result
call_impl( Left const& left, Right const& right, mpl::false_ ) const
{
return equal_impl( left, right );
}
template <typename Left, typename Right>
inline predicate_result
call_impl( Left const& left, Right const& right, mpl::true_ ) const
{
return (*this)( right, &left[0] );
}
template <typename Left, typename Right>
inline predicate_result
operator()( Left const& left, Right const& right ) const
{
typedef typename is_array<Left>::type left_is_array;
return call_impl( left, right, left_is_array() );
}
};
//____________________________________________________________________________//
struct ne_impl {
template <class Left, class Right>
predicate_result operator()( Left const& left, Right const& right )
{
return !equal_impl_frwd()( left, right );
}
};
//____________________________________________________________________________//
struct lt_impl {
template <class Left, class Right>
predicate_result operator()( Left const& left, Right const& right )
{
return left < right;
}
};
//____________________________________________________________________________//
struct le_impl {
template <class Left, class Right>
predicate_result operator()( Left const& left, Right const& right )
{
return left <= right;
}
};
//____________________________________________________________________________//
struct gt_impl {
template <class Left, class Right>
predicate_result operator()( Left const& left, Right const& right )
{
return left > right;
}
};
//____________________________________________________________________________//
struct ge_impl {
template <class Left, class Right>
predicate_result operator()( Left const& left, Right const& right )
{
return left >= right;
}
};
//____________________________________________________________________________//
template <typename Left, typename Right>
inline predicate_result
equal_coll_impl( Left left_begin, Left left_end, Right right_begin, Right right_end )
{
predicate_result res( true );
std::size_t pos = 0;
for( ; left_begin != left_end && right_begin != right_end; ++left_begin, ++right_begin, ++pos ) {
if( *left_begin != *right_begin ) {
res = false;
res.message() << "\nMismatch in a position " << pos << ": " << *left_begin << " != " << *right_begin;
}
}
if( left_begin != left_end ) {
std::size_t r_size = pos;
while( left_begin != left_end ) {
++pos;
++left_begin;
}
res = false;
res.message() << "\nCollections size mismatch: " << pos << " != " << r_size;
}
if( right_begin != right_end ) {
std::size_t l_size = pos;
while( right_begin != right_end ) {
++pos;
++right_begin;
}
res = false;
res.message() << "\nCollections size mismatch: " << l_size << " != " << pos;
}
return res;
}
//____________________________________________________________________________//
template <class Left, class Right>
inline predicate_result
bitwise_equal_impl( Left const& left, Right const& right )
{
predicate_result res( true );
std::size_t left_bit_size = sizeof(Left)*CHAR_BIT;
std::size_t right_bit_size = sizeof(Right)*CHAR_BIT;
static Left const leftOne( 1 );
static Right const rightOne( 1 );
std::size_t total_bits = left_bit_size < right_bit_size ? left_bit_size : right_bit_size;
for( std::size_t counter = 0; counter < total_bits; ++counter ) {
if( ( left & ( leftOne << counter ) ) != ( right & ( rightOne << counter ) ) ) {
res = false;
res.message() << "\nMismatch in a position " << counter;
}
}
if( left_bit_size != right_bit_size ) {
res = false;
res.message() << "\nOperands bit sizes mismatch: " << left_bit_size << " != " << right_bit_size;
}
return res;
}
//____________________________________________________________________________//
bool BOOST_TEST_DECL is_defined_impl( const_string symbol_name, const_string symbol_value );
//____________________________________________________________________________//
} // namespace tt_detail
} // namespace test_tools
namespace test_toolbox = test_tools;
} // namespace boost
//____________________________________________________________________________//
#include <boost/test/detail/enable_warnings.hpp>
#endif // BOOST_TEST_TEST_TOOLS_HPP_012705GER