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Diffstat (limited to 'boost/core/lightweight_test.hpp')
-rw-r--r-- | boost/core/lightweight_test.hpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/boost/core/lightweight_test.hpp b/boost/core/lightweight_test.hpp new file mode 100644 index 0000000000..f5943b3db2 --- /dev/null +++ b/boost/core/lightweight_test.hpp @@ -0,0 +1,171 @@ +#ifndef BOOST_CORE_LIGHTWEIGHT_TEST_HPP +#define BOOST_CORE_LIGHTWEIGHT_TEST_HPP + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) +# pragma once +#endif + +// +// boost/core/lightweight_test.hpp - lightweight test library +// +// Copyright (c) 2002, 2009, 2014 Peter Dimov +// Copyright (2) Beman Dawes 2010, 2011 +// Copyright (3) Ion Gaztanaga 2013 +// +// 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/assert.hpp> +#include <boost/current_function.hpp> +#include <boost/core/no_exceptions_support.hpp> +#include <iostream> + +// IDE's like Visual Studio perform better if output goes to std::cout or +// some other stream, so allow user to configure output stream: +#ifndef BOOST_LIGHTWEIGHT_TEST_OSTREAM +# define BOOST_LIGHTWEIGHT_TEST_OSTREAM std::cerr +#endif + +namespace boost +{ + +namespace detail +{ + +struct report_errors_reminder +{ + bool called_report_errors_function; + + report_errors_reminder() : called_report_errors_function(false) {} + + ~report_errors_reminder() + { + BOOST_ASSERT(called_report_errors_function); // verify report_errors() was called + } +}; + +inline report_errors_reminder& report_errors_remind() +{ + static report_errors_reminder r; + return r; +} + +inline int & test_errors() +{ + static int x = 0; + report_errors_remind(); + return x; +} + +inline void test_failed_impl(char const * expr, char const * file, int line, char const * function) +{ + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): test '" << expr << "' failed in function '" + << function << "'" << std::endl; + ++test_errors(); +} + +inline void error_impl(char const * msg, char const * file, int line, char const * function) +{ + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): " << msg << " in function '" + << function << "'" << std::endl; + ++test_errors(); +} + +inline void throw_failed_impl(char const * excep, char const * file, int line, char const * function) +{ + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): Exception '" << excep << "' not thrown in function '" + << function << "'" << std::endl; + ++test_errors(); +} + +template<class T, class U> inline void test_eq_impl( char const * expr1, char const * expr2, + char const * file, int line, char const * function, T const & t, U const & u ) +{ + if( t == u ) + { + report_errors_remind(); + } + else + { + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): test '" << expr1 << " == " << expr2 + << "' failed in function '" << function << "': " + << "'" << t << "' != '" << u << "'" << std::endl; + ++test_errors(); + } +} + +template<class T, class U> inline void test_ne_impl( char const * expr1, char const * expr2, + char const * file, int line, char const * function, T const & t, U const & u ) +{ + if( t != u ) + { + report_errors_remind(); + } + else + { + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << file << "(" << line << "): test '" << expr1 << " != " << expr2 + << "' failed in function '" << function << "': " + << "'" << t << "' == '" << u << "'" << std::endl; + ++test_errors(); + } +} + +} // namespace detail + +inline int report_errors() +{ + detail::report_errors_remind().called_report_errors_function = true; + + int errors = detail::test_errors(); + + if( errors == 0 ) + { + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << "No errors detected." << std::endl; + return 0; + } + else + { + BOOST_LIGHTWEIGHT_TEST_OSTREAM + << errors << " error" << (errors == 1? "": "s") << " detected." << std::endl; + return 1; + } +} + +} // namespace boost + +#define BOOST_TEST(expr) ((expr)? (void)0: ::boost::detail::test_failed_impl(#expr, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION)) + +#define BOOST_ERROR(msg) ( ::boost::detail::error_impl(msg, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) + +#define BOOST_TEST_EQ(expr1,expr2) ( ::boost::detail::test_eq_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) +#define BOOST_TEST_NE(expr1,expr2) ( ::boost::detail::test_ne_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) + +#ifndef BOOST_NO_EXCEPTIONS + #define BOOST_TEST_THROWS( EXPR, EXCEP ) \ + try { \ + EXPR; \ + ::boost::detail::throw_failed_impl \ + (#EXCEP, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ + } \ + catch(EXCEP const&) { \ + } \ + catch(...) { \ + ::boost::detail::throw_failed_impl \ + (#EXCEP, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ + } \ + // +#else + #define BOOST_TEST_THROWS( EXPR, EXCEP ) +#endif + +#endif // #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_HPP |