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// Copyright 2021 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 <sstream>
#include <iomanip>
int main()
{
using boost::core::string_view;
{
std::ostringstream os;
os << string_view( "" );
BOOST_TEST_EQ( os.str(), std::string( "" ) );
}
{
std::ostringstream os;
os << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( "123" ) );
}
{
std::ostringstream os;
os << std::setw( 5 ) << string_view( "" );
BOOST_TEST_EQ( os.str(), std::string( " " ) );
}
{
std::ostringstream os;
os << std::setfill( '-' ) << std::setw( 5 ) << string_view( "" );
BOOST_TEST_EQ( os.str(), std::string( "-----" ) );
}
{
std::ostringstream os;
os << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( " 123" ) );
}
{
std::ostringstream os;
os << std::left << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( "123 " ) );
}
{
std::ostringstream os;
os << std::right << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( " 123" ) );
}
{
std::ostringstream os;
os << std::setfill( '-' ) << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( "--123" ) );
}
{
std::ostringstream os;
os << std::setfill( '-' ) << std::left << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( "123--" ) );
}
{
std::ostringstream os;
os << std::setfill( '-' ) << std::right << std::setw( 5 ) << string_view( "123" );
BOOST_TEST_EQ( os.str(), std::string( "--123" ) );
}
{
std::ostringstream os;
os << std::setw( 5 ) << string_view( "12345" );
BOOST_TEST_EQ( os.str(), std::string( "12345" ) );
}
{
std::ostringstream os;
os << std::setw( 5 ) << string_view( "1234567" );
BOOST_TEST_EQ( os.str(), std::string( "1234567" ) );
}
return boost::report_errors();
}
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