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// Copyright 2018 Peter Dimov.
// Distributed under the Boost Software License, Version 1.0.
#include <boost/system/error_code.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/core/snprintf.hpp>
#include <cstdio>
using namespace boost::system;
struct http_category_impl: public error_category
{
// clang++ 3.8 and below: initialization of const object
// requires a user-provided default constructor
BOOST_SYSTEM_CONSTEXPR http_category_impl() noexcept
{
}
char const * name() const noexcept
{
return "http";
}
std::string message( int ev ) const
{
char buffer[ 32 ];
boost::core::snprintf( buffer, sizeof( buffer ), "HTTP/1.0 %d", ev );
return buffer;
}
bool failed( int ev ) const noexcept
{
return !( ev >= 200 && ev < 300 );
}
};
error_category const & http_category()
{
static const http_category_impl instance;
return instance;
}
#define TEST_NOT_FAILED(ec) BOOST_TEST( !ec.failed() ); BOOST_TEST( ec? false: true ); BOOST_TEST( !ec );
#define TEST_FAILED(ec) BOOST_TEST( ec.failed() ); BOOST_TEST( ec ); BOOST_TEST( !!ec );
template<class Ec> void test()
{
{
Ec ec;
TEST_NOT_FAILED( ec );
ec.assign( 1, generic_category() );
TEST_FAILED( ec );
ec.clear();
TEST_NOT_FAILED( ec );
ec = Ec( 1, generic_category() );
TEST_FAILED( ec );
ec = Ec();
TEST_NOT_FAILED( ec );
}
{
Ec ec;
TEST_NOT_FAILED( ec );
ec.assign( 1, system_category() );
TEST_FAILED( ec );
ec.clear();
TEST_NOT_FAILED( ec );
ec = Ec( 1, system_category() );
TEST_FAILED( ec );
ec = Ec();
TEST_NOT_FAILED( ec );
}
{
Ec ec( 0, generic_category() );
TEST_NOT_FAILED( ec );
ec.assign( 1, system_category() );
TEST_FAILED( ec );
ec = Ec( 0, system_category() );
TEST_NOT_FAILED( ec );
}
{
Ec ec( 1, generic_category() );
TEST_FAILED( ec );
ec.assign( 0, system_category() );
TEST_NOT_FAILED( ec );
}
{
Ec ec( 0, system_category() );
TEST_NOT_FAILED( ec );
ec.assign( 1, generic_category() );
TEST_FAILED( ec );
ec = Ec( 0, generic_category() );
TEST_NOT_FAILED( ec );
}
{
Ec ec( 1, system_category() );
TEST_FAILED( ec );
ec.assign( 0, generic_category() );
TEST_NOT_FAILED( ec );
}
{
Ec ec( 0, http_category() );
TEST_FAILED( ec );
ec.assign( 200, http_category() );
TEST_NOT_FAILED( ec );
ec = Ec( 404, http_category() );
TEST_FAILED( ec );
}
}
int main()
{
BOOST_TEST( !generic_category().failed( 0 ) );
BOOST_TEST( generic_category().failed( 7 ) );
BOOST_TEST( !system_category().failed( 0 ) );
BOOST_TEST( system_category().failed( 7 ) );
BOOST_TEST( http_category().failed( 0 ) );
BOOST_TEST( !http_category().failed( 200 ) );
BOOST_TEST( http_category().failed( 404 ) );
test<error_code>();
test<error_condition>();
{
error_condition ec( errc::success );
TEST_NOT_FAILED( ec );
ec = errc::address_family_not_supported;
TEST_FAILED( ec );
}
{
error_condition ec( errc::address_family_not_supported );
TEST_FAILED( ec );
ec = errc::success;
TEST_NOT_FAILED( ec );
}
{
error_code ec( make_error_code( errc::success ) );
TEST_NOT_FAILED( ec );
ec = make_error_code( errc::address_family_not_supported );
TEST_FAILED( ec );
}
{
error_code ec( make_error_code( errc::address_family_not_supported ) );
TEST_FAILED( ec );
ec = make_error_code( errc::success );
TEST_NOT_FAILED( ec );
}
return boost::report_errors();
}
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