1 | #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP |
2 | #define BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP |
3 | |
4 | // MS compatible compilers support #pragma once |
5 | |
6 | #if defined(_MSC_VER) |
7 | # pragma once |
8 | #endif |
9 | |
10 | // boost/core/lightweight_test_trait.hpp |
11 | // |
12 | // BOOST_TEST_TRAIT_TRUE, BOOST_TEST_TRAIT_FALSE |
13 | // |
14 | // Copyright 2014 Peter Dimov |
15 | // |
16 | // Distributed under the Boost Software License, Version 1.0. |
17 | // See accompanying file LICENSE_1_0.txt or copy at |
18 | // http://www.boost.org/LICENSE_1_0.txt |
19 | |
20 | #include <boost/core/lightweight_test.hpp> |
21 | #include <boost/core/typeinfo.hpp> |
22 | |
23 | namespace boost |
24 | { |
25 | |
26 | namespace detail |
27 | { |
28 | |
29 | template< class T > inline void test_trait_impl( char const * trait, void (*)( T ), |
30 | bool expected, char const * file, int line, char const * function ) |
31 | { |
32 | if( T::value == expected ) |
33 | { |
34 | report_errors_remind(); |
35 | } |
36 | else |
37 | { |
38 | BOOST_LIGHTWEIGHT_TEST_OSTREAM |
39 | << file << "(" << line << "): predicate '" << trait << "' [" |
40 | << boost::core::demangled_name( BOOST_CORE_TYPEID(T) ) << "]" |
41 | << " test failed in function '" << function |
42 | << "' (should have been " << ( expected? "true" : "false" ) << ")" |
43 | << std::endl; |
44 | |
45 | ++test_errors(); |
46 | } |
47 | } |
48 | |
49 | } // namespace detail |
50 | |
51 | } // namespace boost |
52 | |
53 | #define BOOST_TEST_TRAIT_TRUE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, true, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) |
54 | #define BOOST_TEST_TRAIT_FALSE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, false, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) |
55 | |
56 | #endif // #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP |
57 | |