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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/test/utils/foreach.hpp')
| -rw-r--r-- | src/third_party/boost-1.69.0/boost/test/utils/foreach.hpp | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/test/utils/foreach.hpp b/src/third_party/boost-1.69.0/boost/test/utils/foreach.hpp new file mode 100644 index 00000000000..68462ae7193 --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/test/utils/foreach.hpp @@ -0,0 +1,316 @@ +// (C) Copyright Eric Niebler 2004-2005 +// (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 : $RCSfile$ +// +// Version : $Revision$ +// +// Description : this is an abridged version of an excelent BOOST_FOREACH facility +// presented by Eric Niebler. I am so fond of it so I can't wait till it +// going to be accepted into Boost. Also I need version with less number of dependencies +// and more portable. This version doesn't support rvalues and will reeveluate it's +// parameters, but should be good enough for my purposes. +// *************************************************************************** + +#ifndef BOOST_TEST_UTILS_FOREACH_HPP +#define BOOST_TEST_UTILS_FOREACH_HPP + +// Boost.Test +#include <boost/test/detail/config.hpp> + +// Boost +#include <boost/type.hpp> +#include <boost/mpl/bool.hpp> +#include <boost/test/detail/workaround.hpp> + +#include <boost/type_traits/is_const.hpp> + +#include <boost/test/detail/suppress_warnings.hpp> + +//____________________________________________________________________________// + +namespace boost { +namespace unit_test { +namespace for_each { + +// ************************************************************************** // +// ************** static_any ************** // +// ************************************************************************** // + +struct static_any_base +{ + operator bool() const { return false; } +}; + +//____________________________________________________________________________// + +template<typename Iter> +struct static_any : static_any_base +{ + static_any( Iter const& t ) : m_it( t ) {} + + mutable Iter m_it; +}; + +//____________________________________________________________________________// + +typedef static_any_base const& static_any_t; + +//____________________________________________________________________________// + +template<typename Iter> +inline Iter& +static_any_cast( static_any_t a, Iter* = 0 ) +{ + return static_cast<Iter&>( static_cast<static_any<Iter> const&>( a ).m_it ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** is_const ************** // +// ************************************************************************** // + +template<typename C> +inline is_const<C> +is_const_coll( C& ) +{ + return is_const<C>(); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** begin ************** // +// ************************************************************************** // + +template<typename C> +inline static_any<BOOST_DEDUCED_TYPENAME C::iterator> +begin( C& t, mpl::false_ ) +{ + return static_any<BOOST_DEDUCED_TYPENAME C::iterator>( t.begin() ); +} + +//____________________________________________________________________________// + +template<typename C> +inline static_any<BOOST_DEDUCED_TYPENAME C::const_iterator> +begin( C const& t, mpl::true_ ) +{ + return static_any<BOOST_DEDUCED_TYPENAME C::const_iterator>( t.begin() ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** end ************** // +// ************************************************************************** // + +template<typename C> +inline static_any<BOOST_DEDUCED_TYPENAME C::iterator> +end( C& t, mpl::false_ ) +{ + return static_any<BOOST_DEDUCED_TYPENAME C::iterator>( t.end() ); +} + +//____________________________________________________________________________// + +template<typename C> +inline static_any<BOOST_DEDUCED_TYPENAME C::const_iterator> +end( C const& t, mpl::true_ ) +{ + return static_any<BOOST_DEDUCED_TYPENAME C::const_iterator>( t.end() ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** done ************** // +// ************************************************************************** // + +template<typename C> +inline bool +done( static_any_t cur, static_any_t end, C&, mpl::false_ ) +{ + return static_any_cast<BOOST_DEDUCED_TYPENAME C::iterator>( cur ) == + static_any_cast<BOOST_DEDUCED_TYPENAME C::iterator>( end ); +} + +//____________________________________________________________________________// + +template<typename C> +inline bool +done( static_any_t cur, static_any_t end, C const&, mpl::true_ ) +{ + return static_any_cast<BOOST_DEDUCED_TYPENAME C::const_iterator>( cur ) == + static_any_cast<BOOST_DEDUCED_TYPENAME C::const_iterator>( end ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** next ************** // +// ************************************************************************** // + +template<typename C> +inline void +next( static_any_t cur, C&, mpl::false_ ) +{ + ++static_any_cast<BOOST_DEDUCED_TYPENAME C::iterator>( cur ); +} + +//____________________________________________________________________________// + +template<typename C> +inline void +next( static_any_t cur, C const&, mpl::true_ ) +{ + ++static_any_cast<BOOST_DEDUCED_TYPENAME C::const_iterator>( cur ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** prev ************** // +// ************************************************************************** // + +template<typename C> +inline void +prev( static_any_t cur, C&, mpl::false_ ) +{ + --static_any_cast<BOOST_DEDUCED_TYPENAME C::iterator>( cur ); +} + +//____________________________________________________________________________// + +template<typename C> +inline void +prev( static_any_t cur, C const&, mpl::true_ ) +{ + --static_any_cast<BOOST_DEDUCED_TYPENAME C::const_iterator>( cur ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** deref ************** // +// ************************************************************************** // + +template<class RefType,typename C> +inline RefType +deref( static_any_t cur, C&, ::boost::type<RefType>, mpl::false_ ) +{ + return *static_any_cast<BOOST_DEDUCED_TYPENAME C::iterator>( cur ); +} + +//____________________________________________________________________________// + +template<class RefType,typename C> +inline RefType +deref( static_any_t cur, C const&, ::boost::type<RefType>, mpl::true_ ) +{ + return *static_any_cast<BOOST_DEDUCED_TYPENAME C::const_iterator>( cur ); +} + +//____________________________________________________________________________// + +// ************************************************************************** // +// ************** BOOST_TEST_FOREACH ************** // +// ************************************************************************** // + +#define BOOST_TEST_FE_ANY ::boost::unit_test::for_each::static_any_t +#define BOOST_TEST_FE_IS_CONST( COL ) ::boost::unit_test::for_each::is_const_coll( COL ) + +#define BOOST_TEST_FE_BEG( COL ) \ + ::boost::unit_test::for_each::begin( \ + COL, \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#define BOOST_TEST_FE_END( COL ) \ + ::boost::unit_test::for_each::end( \ + COL, \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#define BOOST_TEST_FE_DONE( COL ) \ + ::boost::unit_test::for_each::done( \ + BOOST_TEST_FE_CUR_VAR, \ + BOOST_TEST_FE_END_VAR, \ + COL, \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#define BOOST_TEST_FE_NEXT( COL ) \ + ::boost::unit_test::for_each::next( \ + BOOST_TEST_FE_CUR_VAR, \ + COL, \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#define BOOST_TEST_FE_PREV( COL ) \ + ::boost::unit_test::for_each::prev( \ + BOOST_TEST_FE_CUR_VAR, \ + COL, \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#define BOOST_FOREACH_NOOP(COL) \ + ((void)&(COL)) + +#define BOOST_TEST_FE_DEREF( COL, RefType ) \ + ::boost::unit_test::for_each::deref( \ + BOOST_TEST_FE_CUR_VAR, \ + COL, \ + ::boost::type<RefType >(), \ + BOOST_TEST_FE_IS_CONST( COL ) ) \ +/**/ + +#if BOOST_WORKAROUND( BOOST_MSVC, == 1310 ) +#define BOOST_TEST_LINE_NUM +#else +#define BOOST_TEST_LINE_NUM __LINE__ +#endif + +#define BOOST_TEST_FE_CUR_VAR BOOST_JOIN( _fe_cur_, BOOST_TEST_LINE_NUM ) +#define BOOST_TEST_FE_END_VAR BOOST_JOIN( _fe_end_, BOOST_TEST_LINE_NUM ) +#define BOOST_TEST_FE_CON_VAR BOOST_JOIN( _fe_con_, BOOST_TEST_LINE_NUM ) + +#define BOOST_TEST_FOREACH( RefType, var, COL ) \ +if( BOOST_TEST_FE_ANY BOOST_TEST_FE_CUR_VAR = BOOST_TEST_FE_BEG( COL ) ) {} else \ +if( BOOST_TEST_FE_ANY BOOST_TEST_FE_END_VAR = BOOST_TEST_FE_END( COL ) ) {} else \ +for( bool BOOST_TEST_FE_CON_VAR = true; \ + BOOST_TEST_FE_CON_VAR && !BOOST_TEST_FE_DONE( COL ); \ + BOOST_TEST_FE_CON_VAR ? BOOST_TEST_FE_NEXT( COL ) : BOOST_FOREACH_NOOP( COL )) \ + \ + if( (BOOST_TEST_FE_CON_VAR = false, false) ) {} else \ + for( RefType var = BOOST_TEST_FE_DEREF( COL, RefType ); \ + !BOOST_TEST_FE_CON_VAR; BOOST_TEST_FE_CON_VAR = true ) \ +/**/ + +#define BOOST_TEST_REVERSE_FOREACH( RefType, var, COL ) \ +if( BOOST_TEST_FE_ANY BOOST_TEST_FE_CUR_VAR = BOOST_TEST_FE_END( COL ) ) {} else \ +if( BOOST_TEST_FE_ANY BOOST_TEST_FE_END_VAR = BOOST_TEST_FE_BEG( COL ) ) {} else \ +for( bool BOOST_TEST_FE_CON_VAR = true; \ + BOOST_TEST_FE_CON_VAR && !BOOST_TEST_FE_DONE( COL ); ) \ + \ + if( (BOOST_TEST_FE_CON_VAR = false, false) ) {} else \ + if( (BOOST_TEST_FE_PREV( COL ), false) ) {} else \ + for( RefType var = BOOST_TEST_FE_DEREF( COL, RefType ); \ + !BOOST_TEST_FE_CON_VAR; BOOST_TEST_FE_CON_VAR = true ) \ +/**/ + +//____________________________________________________________________________// + +} // namespace for_each +} // namespace unit_test +} // namespace boost + +#include <boost/test/detail/enable_warnings.hpp> + +#endif // BOOST_TEST_UTILS_FOREACH_HPP |