78 lines
2.6 KiB
C++
Executable File
78 lines
2.6 KiB
C++
Executable File
// (C) Copyright Gennadiy Rozental 2001.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/test for the library home page.
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//
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//! @file
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//! Per element comparison manipulator implementation
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// ***************************************************************************
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#ifndef BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER
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#define BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER
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// Boost Test
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#include <boost/test/tools/detail/fwd.hpp>
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#include <boost/test/tools/detail/indirections.hpp>
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#include <boost/test/utils/lazy_ostream.hpp>
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#include <boost/test/tools/assertion.hpp>
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#include <boost/test/tools/collection_comparison_op.hpp>
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#include <ostream>
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#include <boost/test/detail/suppress_warnings.hpp>
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//____________________________________________________________________________//
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namespace boost {
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namespace test_tools {
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// ************************************************************************** //
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// ************** per element comparison manipulator ************** //
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// ************************************************************************** //
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//! Per element comparison manipulator, for containers
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//! This is a terminal that involves evaluation of the expression
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struct per_element {};
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//____________________________________________________________________________//
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inline unit_test::lazy_ostream&
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operator<<( unit_test::lazy_ostream &o, per_element ) { return o; }
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// needed for the lazy evaluation in lazy_ostream as per_element is a terminal
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inline std::ostream&
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operator<<( std::ostream& o, per_element ) { return o; }
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//____________________________________________________________________________//
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namespace tt_detail {
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template<typename T1, typename T2, typename OP>
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inline assertion_result
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operator<<(assertion_evaluate_t<assertion::binary_expr<T1,T2,OP> > const& ae, per_element )
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{
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typedef typename OP::elem_op elem_op;
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return assertion::op::element_compare<elem_op>( ae.m_e.lhs().value(), ae.m_e.rhs() );
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}
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//____________________________________________________________________________//
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inline assertion_type
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operator<<( assertion_type const&, per_element )
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{
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return assertion_type(CHECK_BUILT_ASSERTION);
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}
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//____________________________________________________________________________//
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} // namespace tt_detail
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} // namespace test_tools
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} // namespace boost
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#include <boost/test/detail/enable_warnings.hpp>
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#endif // BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER
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