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Add detail/snprintf.hpp

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This commit is contained in:
Peter Dimov
2021-06-13 18:58:50 +03:00
parent a0136e570d
commit 20b8e90dff
6 changed files with 139 additions and 25 deletions
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60
test/snprintf_test.cpp Normal file
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// Copyright 2021 Peter Dimov.
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/system/detail/snprintf.hpp>
#include <boost/core/lightweight_test.hpp>
int main()
{
{
char buffer[ 64 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "...xy...151..." );
}
{
char buffer[ 64 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "...xy...151..." );
}
{
char buffer[ 15 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "...xy...151..." );
}
{
char buffer[ 14 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "...xy...151.." );
}
{
char buffer[ 5 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "...x" );
}
{
char buffer[ 1 ];
boost::system::detail::snprintf( buffer, sizeof(buffer), "...%s...%d...", "xy", 151 );
BOOST_TEST_CSTR_EQ( buffer, "" );
}
{
char buffer[ 1 ] = { 'Q' };
boost::system::detail::snprintf( buffer, 0, "...%s...%d...", "xy", 151 );
BOOST_TEST_EQ( buffer[0], 'Q' );
}
return boost::report_errors();
}