1// (C) Copyright Gennadiy Rozental 2001.
2// Distributed under the Boost Software License, Version 1.0.
3// (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5
6// See http://www.boost.org/libs/test for the library home page.
7//
8// File : $RCSfile$
9//
10// Version : $Revision: 74248 $
11//
12// Description : test tools context interfaces
13// ***************************************************************************
14
15#ifndef BOOST_TEST_TOOLS_CONTEXT_HPP_111712GER
16#define BOOST_TEST_TOOLS_CONTEXT_HPP_111712GER
17
18// Boost.Test
19#include <boost/test/utils/lazy_ostream.hpp>
20#include <boost/test/detail/pp_variadic.hpp>
21
22#include <boost/preprocessor/repetition/enum_params.hpp>
23#include <boost/preprocessor/repetition/enum_binary_params.hpp>
24#include <boost/preprocessor/repetition/repeat_from_to.hpp>
25
26#include <boost/preprocessor/variadic/to_seq.hpp>
27#include <boost/preprocessor/variadic/size.hpp>
28#include <boost/preprocessor/cat.hpp>
29#include <boost/preprocessor/seq/for_each_i.hpp>
30#include <boost/preprocessor/seq/for_each.hpp>
31#include <boost/preprocessor/seq/enum.hpp>
32#include <boost/preprocessor/control/iif.hpp>
33#include <boost/preprocessor/comparison/equal.hpp>
34
35#include <boost/test/detail/suppress_warnings.hpp>
36
37//____________________________________________________________________________//
38
39namespace boost {
40namespace test_tools {
41namespace tt_detail {
42
43// ************************************************************************** //
44// ************** context_frame ************** //
45// ************************************************************************** //
46
47struct BOOST_TEST_DECL context_frame {
48 explicit context_frame( ::boost::unit_test::lazy_ostream const& context_descr );
49 ~context_frame();
50
51 operator bool();
52
53private:
54 // Data members
55 int m_frame_id;
56};
57
58//____________________________________________________________________________//
59
60#define BOOST_TEST_INFO( context_descr ) \
61 ::boost::unit_test::framework::add_context( BOOST_TEST_LAZY_MSG( context_descr ) , false ) \
62/**/
63
64#define BOOST_TEST_INFO_SCOPE( context_descr ) \
65 ::boost::test_tools::tt_detail::context_frame BOOST_JOIN( context_frame_, __LINE__ ) = \
66 ::boost::test_tools::tt_detail::context_frame(BOOST_TEST_LAZY_MSG( context_descr ) ) \
67/**/
68
69//____________________________________________________________________________//
70
71
72#define BOOST_CONTEXT_PARAM(r, ctx, i, context_descr) \
73 if( ::boost::test_tools::tt_detail::context_frame BOOST_PP_CAT(ctx, i) = \
74 ::boost::test_tools::tt_detail::context_frame(BOOST_TEST_LAZY_MSG( context_descr ) ) ) \
75/**/
76
77#define BOOST_CONTEXT_PARAMS( params ) \
78 BOOST_PP_SEQ_FOR_EACH_I(BOOST_CONTEXT_PARAM, \
79 BOOST_JOIN( context_frame_, __LINE__ ), \
80 params) \
81/**/
82
83#define BOOST_TEST_CONTEXT( ... ) \
84 BOOST_CONTEXT_PARAMS( BOOST_PP_VARIADIC_TO_SEQ(__VA_ARGS__) ) \
85/**/
86
87
88//____________________________________________________________________________//
89
90} // namespace tt_detail
91} // namespace test_tools
92} // namespace boost
93
94#include <boost/test/detail/enable_warnings.hpp>
95
96#endif // BOOST_TEST_TOOLS_CONTEXT_HPP_111712GER
97

source code of include/boost/test/tools/context.hpp