88 lines
1.6 KiB
C++
88 lines
1.6 KiB
C++
// Copyright (c) 2018-2021 Emil Dotchevski and Reverge Studios, Inc.
|
|
|
|
// 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/leaf/detail/config.hpp>
|
|
#ifdef BOOST_LEAF_NO_EXCEPTIONS
|
|
|
|
#include <iostream>
|
|
|
|
int main()
|
|
{
|
|
std::cout << "Unit test not applicable." << std::endl;
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
#ifdef BOOST_LEAF_TEST_SINGLE_HEADER
|
|
# include "leaf.hpp"
|
|
#else
|
|
# include <boost/leaf/on_error.hpp>
|
|
# include <boost/leaf/handle_errors.hpp>
|
|
# include <boost/leaf/exception.hpp>
|
|
#endif
|
|
|
|
#include "lightweight_test.hpp"
|
|
|
|
namespace leaf = boost::leaf;
|
|
|
|
template <int>
|
|
struct info
|
|
{
|
|
int value;
|
|
};
|
|
|
|
void f0()
|
|
{
|
|
auto load = leaf::on_error( [] { return info<0>{0}; } );
|
|
throw leaf::exception(info<2>{2});
|
|
}
|
|
|
|
void f1()
|
|
{
|
|
auto load = leaf::on_error( [] { return info<0>{-1}; }, [] { return info<1>{1}; }, [] { return info<2>{-1}; } );
|
|
f0();
|
|
}
|
|
|
|
void f2()
|
|
{
|
|
try
|
|
{
|
|
f1();
|
|
}
|
|
catch( leaf::error_id const & err )
|
|
{
|
|
err.load( info<3>{3} );
|
|
throw;
|
|
}
|
|
}
|
|
|
|
int main()
|
|
{
|
|
int r = leaf::try_catch(
|
|
[]
|
|
{
|
|
f2();
|
|
return 0;
|
|
},
|
|
[]( info<0> i0, info<1> i1, info<2> i2, info<3> i3 )
|
|
{
|
|
BOOST_TEST_EQ(i0.value, 0);
|
|
BOOST_TEST_EQ(i1.value, 1);
|
|
BOOST_TEST_EQ(i2.value, 2);
|
|
BOOST_TEST_EQ(i3.value, 3);
|
|
return 1;
|
|
},
|
|
[]
|
|
{
|
|
return 2;
|
|
} );
|
|
BOOST_TEST_EQ(r, 1);
|
|
|
|
return boost::report_errors();
|
|
}
|
|
|
|
#endif
|