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Diffstat (limited to 'boost/core/lightweight_test_trait.hpp')
-rw-r--r-- | boost/core/lightweight_test_trait.hpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/boost/core/lightweight_test_trait.hpp b/boost/core/lightweight_test_trait.hpp new file mode 100644 index 0000000000..0e2aab4435 --- /dev/null +++ b/boost/core/lightweight_test_trait.hpp @@ -0,0 +1,56 @@ +#ifndef BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP +#define BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) +# pragma once +#endif + +// boost/core/lightweight_test_trait.hpp +// +// BOOST_TEST_TRAIT_TRUE, BOOST_TEST_TRAIT_FALSE +// +// Copyright 2014 Peter Dimov +// +// 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 + +#include <boost/core/lightweight_test.hpp> +#include <boost/core/typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +template< class T > inline void test_trait_impl( char const * trait, void (*)( T ), + bool expected, char const * file, int line, char const * function ) +{ + if( T::value == expected ) + { + report_errors_remind(); + } + else + { + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): predicate '" << trait << "' [" + << boost::core::demangled_name( BOOST_CORE_TYPEID(T) ) << "]" + << " test failed in function '" << function + << "' (should have been " << ( expected? "true": "false" ) << ")" + << std::endl; + + ++test_errors(); + } +} + +} // namespace detail + +} // namespace boost + +#define BOOST_TEST_TRAIT_TRUE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, true, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) +#define BOOST_TEST_TRAIT_FALSE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, false, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) + +#endif // #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_TRAIT_HPP |