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core/test/sv_format_test.cpp
2025-06-25 16:51:59 +03:00

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1.1 KiB
C++

// Copyright 2025 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/core/detail/string_view.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#if !( defined(__cpp_lib_format) && __cpp_lib_format >= 201907L )
BOOST_PRAGMA_MESSAGE( "Test skipped because __cpp_lib_format is not defined to at least 201907L" )
int main() {}
#else
#include <format>
#include <string_view>
int main()
{
BOOST_TEST_EQ( std::format( "{}", boost::core::string_view( "123" ) ), std::format( "{}", std::string_view( "123" ) ) );
BOOST_TEST_EQ( std::format( "{:s}", boost::core::string_view( "123" ) ), std::format( "{:s}", std::string_view( "123" ) ) );
BOOST_TEST_EQ( std::format( "{:^7}", boost::core::string_view( "123" ) ), std::format( "{:^7}", std::string_view( "123" ) ) );
BOOST_TEST_EQ( std::format( "{:-^7}", boost::core::string_view( "123" ) ), std::format( "{:-^7}", std::string_view( "123" ) ) );
return boost::report_errors();
}
#endif