| #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 |
| // |
| // Copyright 2018 Glen Joseph Fernandes |
| // (glenjofe@gmail.com) |
| // |
| // 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/current_function.hpp> |
| #include <boost/config.hpp> |
| #include <exception> |
| #include <iostream> |
| #include <iterator> |
| #include <string> |
| #include <cstdlib> |
| #include <cstring> |
| #include <cstddef> |
| #include <cctype> |
| #include <cstdio> |
| |
| #if defined(_MSC_VER) && defined(_CPPLIB_VER) && defined(_DEBUG) |
| # include <crtdbg.h> |
| #endif |
| |
| // 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 |
| { |
| |
| class test_result { |
| public: |
| test_result() |
| : report_(false) |
| , errors_(0) { |
| #if defined(_MSC_VER) && (_MSC_VER > 1310) |
| // disable message boxes on assert(), abort() |
| ::_set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT); |
| #endif |
| #if defined(_MSC_VER) && defined(_CPPLIB_VER) && defined(_DEBUG) |
| // disable message boxes on iterator debugging violations |
| _CrtSetReportMode( _CRT_ASSERT, _CRTDBG_MODE_FILE ); |
| _CrtSetReportFile( _CRT_ASSERT, _CRTDBG_FILE_STDERR ); |
| #endif |
| } |
| |
| ~test_result() { |
| if (!report_) { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM << "main() should return report_errors()" << std::endl; |
| std::abort(); |
| } |
| } |
| |
| int& errors() { |
| return errors_; |
| } |
| |
| void done() { |
| report_ = true; |
| } |
| |
| private: |
| bool report_; |
| int errors_; |
| }; |
| |
| inline test_result& test_results() |
| { |
| static test_result instance; |
| return instance; |
| } |
| |
| inline int& test_errors() |
| { |
| return test_results().errors(); |
| } |
| |
| inline bool test_impl(char const * expr, char const * file, int line, char const * function, bool v) |
| { |
| if( v ) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): test '" << expr << "' failed in function '" |
| << function << "'" << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| 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_results().errors(); |
| } |
| |
| inline void throw_failed_impl(const char* expr, char const * excep, char const * file, int line, char const * function) |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): expression '" << expr << "' did not throw exception '" << excep << "' in function '" |
| << function << "'" << std::endl; |
| ++test_results().errors(); |
| } |
| |
| inline void no_throw_failed_impl(const char* expr, const char* file, int line, const char* function) |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): expression '" << expr << "' threw an exception in function '" |
| << function << "'" << std::endl; |
| ++test_results().errors(); |
| } |
| |
| inline void no_throw_failed_impl(const char* expr, const char* what, const char* file, int line, const char* function) |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): expression '" << expr << "' threw an exception in function '" |
| << function << "': " << what << std::endl; |
| ++test_results().errors(); |
| } |
| |
| // In the comparisons below, it is possible that T and U are signed and unsigned integer types, which generates warnings in some compilers. |
| // A cleaner fix would require common_type trait or some meta-programming, which would introduce a dependency on Boost.TypeTraits. To avoid |
| // the dependency we just disable the warnings. |
| #if defined(__clang__) && defined(__has_warning) |
| # if __has_warning("-Wsign-compare") |
| # pragma clang diagnostic push |
| # pragma clang diagnostic ignored "-Wsign-compare" |
| # endif |
| #elif defined(_MSC_VER) |
| # pragma warning(push) |
| # pragma warning(disable: 4389) |
| #elif defined(__GNUC__) && !(defined(__INTEL_COMPILER) || defined(__ICL) || defined(__ICC) || defined(__ECC)) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 406 |
| # pragma GCC diagnostic push |
| # pragma GCC diagnostic ignored "-Wsign-compare" |
| #endif |
| |
| // specialize test output for char pointers to avoid printing as cstring |
| template <class T> inline const T& test_output_impl(const T& v) { return v; } |
| inline const void* test_output_impl(const char* v) { return v; } |
| inline const void* test_output_impl(const unsigned char* v) { return v; } |
| inline const void* test_output_impl(const signed char* v) { return v; } |
| inline const void* test_output_impl(char* v) { return v; } |
| inline const void* test_output_impl(unsigned char* v) { return v; } |
| inline const void* test_output_impl(signed char* v) { return v; } |
| template<class T> inline const void* test_output_impl(T volatile* v) { return const_cast<T*>(v); } |
| |
| #if !defined( BOOST_NO_CXX11_NULLPTR ) |
| inline const void* test_output_impl(std::nullptr_t) { return nullptr; } |
| #endif |
| |
| // print chars as numeric |
| |
| inline int test_output_impl( signed char const& v ) { return v; } |
| inline unsigned test_output_impl( unsigned char const& v ) { return v; } |
| |
| inline unsigned long test_output_impl( wchar_t const& v ) { return v; } |
| |
| #if !defined( BOOST_NO_CXX11_CHAR16_T ) |
| inline unsigned long test_output_impl( char16_t const& v ) { return v; } |
| #endif |
| |
| #if !defined( BOOST_NO_CXX11_CHAR32_T ) |
| inline unsigned long test_output_impl( char32_t const& v ) { return v; } |
| #endif |
| |
| #if defined(_MSC_VER) |
| #pragma warning(push) |
| #pragma warning(disable: 4996) |
| #endif |
| |
| inline std::string test_output_impl( char const& v ) |
| { |
| if( std::isprint( static_cast<unsigned char>( v ) ) ) |
| { |
| return std::string( 1, v ); |
| } |
| else |
| { |
| char buffer[ 8 ]; |
| std::sprintf( buffer, "\\x%02X", static_cast<unsigned char>( v ) ); |
| |
| return buffer; |
| } |
| } |
| |
| #if defined(_MSC_VER) |
| #pragma warning(pop) |
| #endif |
| |
| // predicates |
| |
| struct lw_test_eq |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t == u; } |
| }; |
| |
| struct lw_test_ne |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t != u; } |
| }; |
| |
| struct lw_test_lt |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t < u; } |
| }; |
| |
| struct lw_test_le |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t <= u; } |
| }; |
| |
| struct lw_test_gt |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t > u; } |
| }; |
| |
| struct lw_test_ge |
| { |
| template <typename T, typename U> |
| bool operator()(const T& t, const U& u) const { return t >= u; } |
| }; |
| |
| // lwt_predicate_name |
| |
| template<class T> char const * lwt_predicate_name( T const& ) |
| { |
| return "~="; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_eq const& ) |
| { |
| return "=="; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_ne const& ) |
| { |
| return "!="; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_lt const& ) |
| { |
| return "<"; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_le const& ) |
| { |
| return "<="; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_gt const& ) |
| { |
| return ">"; |
| } |
| |
| inline char const * lwt_predicate_name( lw_test_ge const& ) |
| { |
| return ">="; |
| } |
| |
| // |
| |
| template<class BinaryPredicate, class T, class U> |
| inline bool test_with_impl(BinaryPredicate pred, char const * expr1, char const * expr2, |
| char const * file, int line, char const * function, |
| T const & t, U const & u) |
| { |
| if( pred(t, u) ) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): test '" << expr1 << " " << lwt_predicate_name(pred) << " " << expr2 |
| << "' ('" << test_output_impl(t) << "' " << lwt_predicate_name(pred) << " '" << test_output_impl(u) |
| << "') failed in function '" << function << "'" << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| inline bool test_cstr_eq_impl( char const * expr1, char const * expr2, |
| char const * file, int line, char const * function, char const * const t, char const * const u ) |
| { |
| if( std::strcmp(t, u) == 0 ) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): test '" << expr1 << " == " << expr2 << "' ('" << t |
| << "' == '" << u << "') failed in function '" << function << "'" << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| inline bool test_cstr_ne_impl( char const * expr1, char const * expr2, |
| char const * file, int line, char const * function, char const * const t, char const * const u ) |
| { |
| if( std::strcmp(t, u) != 0 ) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << file << "(" << line << "): test '" << expr1 << " != " << expr2 << "' ('" << t |
| << "' != '" << u << "') failed in function '" << function << "'" << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| template<class FormattedOutputFunction, class InputIterator1, class InputIterator2> |
| bool test_all_eq_impl(FormattedOutputFunction& output, |
| char const * file, int line, char const * function, |
| InputIterator1 first_begin, InputIterator1 first_end, |
| InputIterator2 second_begin, InputIterator2 second_end) |
| { |
| InputIterator1 first_it = first_begin; |
| InputIterator2 second_it = second_begin; |
| typename std::iterator_traits<InputIterator1>::difference_type first_index = 0; |
| typename std::iterator_traits<InputIterator2>::difference_type second_index = 0; |
| std::size_t error_count = 0; |
| const std::size_t max_count = 8; |
| do |
| { |
| while ((first_it != first_end) && (second_it != second_end) && (*first_it == *second_it)) |
| { |
| ++first_it; |
| ++second_it; |
| ++first_index; |
| ++second_index; |
| } |
| if ((first_it == first_end) || (second_it == second_end)) |
| { |
| break; // do-while |
| } |
| if (error_count == 0) |
| { |
| output << file << "(" << line << "): Container contents differ in function '" << function << "':"; |
| } |
| else if (error_count >= max_count) |
| { |
| output << " ..."; |
| break; |
| } |
| output << " [" << first_index << "] '" << test_output_impl(*first_it) << "' != '" << test_output_impl(*second_it) << "'"; |
| ++first_it; |
| ++second_it; |
| ++first_index; |
| ++second_index; |
| ++error_count; |
| } while (first_it != first_end); |
| |
| first_index += std::distance(first_it, first_end); |
| second_index += std::distance(second_it, second_end); |
| if (first_index != second_index) |
| { |
| if (error_count == 0) |
| { |
| output << file << "(" << line << "): Container sizes differ in function '" << function << "': size(" << first_index << ") != size(" << second_index << ")"; |
| } |
| else |
| { |
| output << " [*] size(" << first_index << ") != size(" << second_index << ")"; |
| } |
| ++error_count; |
| } |
| |
| if (error_count == 0) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| output << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| template<class FormattedOutputFunction, class InputIterator1, class InputIterator2, typename BinaryPredicate> |
| bool test_all_with_impl(FormattedOutputFunction& output, |
| char const * file, int line, char const * function, |
| InputIterator1 first_begin, InputIterator1 first_end, |
| InputIterator2 second_begin, InputIterator2 second_end, |
| BinaryPredicate predicate) |
| { |
| InputIterator1 first_it = first_begin; |
| InputIterator2 second_it = second_begin; |
| typename std::iterator_traits<InputIterator1>::difference_type first_index = 0; |
| typename std::iterator_traits<InputIterator2>::difference_type second_index = 0; |
| std::size_t error_count = 0; |
| const std::size_t max_count = 8; |
| do |
| { |
| while ((first_it != first_end) && (second_it != second_end) && predicate(*first_it, *second_it)) |
| { |
| ++first_it; |
| ++second_it; |
| ++first_index; |
| ++second_index; |
| } |
| if ((first_it == first_end) || (second_it == second_end)) |
| { |
| break; // do-while |
| } |
| if (error_count == 0) |
| { |
| output << file << "(" << line << "): Container contents differ in function '" << function << "':"; |
| } |
| else if (error_count >= max_count) |
| { |
| output << " ..."; |
| break; |
| } |
| output << " [" << first_index << "]"; |
| ++first_it; |
| ++second_it; |
| ++first_index; |
| ++second_index; |
| ++error_count; |
| } while (first_it != first_end); |
| |
| first_index += std::distance(first_it, first_end); |
| second_index += std::distance(second_it, second_end); |
| if (first_index != second_index) |
| { |
| if (error_count == 0) |
| { |
| output << file << "(" << line << "): Container sizes differ in function '" << function << "': size(" << first_index << ") != size(" << second_index << ")"; |
| } |
| else |
| { |
| output << " [*] size(" << first_index << ") != size(" << second_index << ")"; |
| } |
| ++error_count; |
| } |
| |
| if (error_count == 0) |
| { |
| test_results(); |
| return true; |
| } |
| else |
| { |
| output << std::endl; |
| ++test_results().errors(); |
| return false; |
| } |
| } |
| |
| #if defined(__clang__) && defined(__has_warning) |
| # if __has_warning("-Wsign-compare") |
| # pragma clang diagnostic pop |
| # endif |
| #elif defined(_MSC_VER) |
| # pragma warning(pop) |
| #elif defined(__GNUC__) && !(defined(__INTEL_COMPILER) || defined(__ICL) || defined(__ICC) || defined(__ECC)) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 406 |
| # pragma GCC diagnostic pop |
| #endif |
| |
| } // namespace detail |
| |
| inline int report_errors() |
| { |
| boost::detail::test_result& result = boost::detail::test_results(); |
| result.done(); |
| |
| int errors = result.errors(); |
| |
| if( errors == 0 ) |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << "No errors detected." << std::endl; |
| } |
| else |
| { |
| BOOST_LIGHTWEIGHT_TEST_OSTREAM |
| << errors << " error" << (errors == 1? "": "s") << " detected." << std::endl; |
| } |
| |
| // `return report_errors();` from main only supports 8 bit exit codes |
| return errors < 256? errors: 255; |
| } |
| |
| } // namespace boost |
| |
| #define BOOST_TEST(expr) ( ::boost::detail::test_impl(#expr, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, (expr)? true: false) ) |
| #define BOOST_TEST_NOT(expr) BOOST_TEST(!(expr)) |
| |
| #define BOOST_ERROR(msg) ( ::boost::detail::error_impl(msg, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) ) |
| |
| #define BOOST_TEST_WITH(expr1,expr2,predicate) ( ::boost::detail::test_with_impl(predicate, #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| |
| #define BOOST_TEST_EQ(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_eq(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| #define BOOST_TEST_NE(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_ne(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| |
| #define BOOST_TEST_LT(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_lt(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| #define BOOST_TEST_LE(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_le(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| #define BOOST_TEST_GT(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_gt(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| #define BOOST_TEST_GE(expr1,expr2) ( ::boost::detail::test_with_impl(::boost::detail::lw_test_ge(), #expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| |
| #define BOOST_TEST_CSTR_EQ(expr1,expr2) ( ::boost::detail::test_cstr_eq_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| #define BOOST_TEST_CSTR_NE(expr1,expr2) ( ::boost::detail::test_cstr_ne_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) ) |
| |
| #define BOOST_TEST_ALL_EQ(begin1, end1, begin2, end2) ( ::boost::detail::test_all_eq_impl(BOOST_LIGHTWEIGHT_TEST_OSTREAM, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, begin1, end1, begin2, end2) ) |
| #define BOOST_TEST_ALL_WITH(begin1, end1, begin2, end2, predicate) ( ::boost::detail::test_all_with_impl(BOOST_LIGHTWEIGHT_TEST_OSTREAM, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, begin1, end1, begin2, end2, predicate) ) |
| |
| #ifndef BOOST_NO_EXCEPTIONS |
| #define BOOST_TEST_THROWS( EXPR, EXCEP ) \ |
| try { \ |
| EXPR; \ |
| ::boost::detail::throw_failed_impl \ |
| (#EXPR, #EXCEP, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ |
| } \ |
| catch(EXCEP const&) { \ |
| ::boost::detail::test_results(); \ |
| } \ |
| catch(...) { \ |
| ::boost::detail::throw_failed_impl \ |
| (#EXPR, #EXCEP, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ |
| } \ |
| // |
| #else |
| #define BOOST_TEST_THROWS( EXPR, EXCEP ) |
| #endif |
| |
| #ifndef BOOST_NO_EXCEPTIONS |
| # define BOOST_TEST_NO_THROW(EXPR) \ |
| try { \ |
| EXPR; \ |
| } catch (const std::exception& e) { \ |
| ::boost::detail::no_throw_failed_impl \ |
| (#EXPR, e.what(), __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ |
| } catch (...) { \ |
| ::boost::detail::no_throw_failed_impl \ |
| (#EXPR, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION); \ |
| } |
| // |
| #else |
| # define BOOST_TEST_NO_THROW(EXPR) { EXPR; } |
| #endif |
| |
| #endif // #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_HPP |