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// Copyright 2018-2024 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/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/handle_errors.hpp>
# include <boost/leaf/exception.hpp>
# include <boost/leaf/pred.hpp>
#endif
#include "lightweight_test.hpp"
namespace leaf = boost::leaf;
enum class ErrorCode
{
E_GENERIC_UNEXPECTED,
E_GENERIC_PARSE
};
int test1( int a )
{
if( a == 1 )
BOOST_LEAF_THROW_EXCEPTION(ErrorCode::E_GENERIC_UNEXPECTED);
return 32;
}
float test2(int a)
{
return leaf::try_catch(
[&]
{
auto val = test1(a);
(void) val;
return 4.5;
},
[](leaf::match<ErrorCode,ErrorCode::E_GENERIC_UNEXPECTED>)
{
BOOST_LEAF_THROW_EXCEPTION(ErrorCode::E_GENERIC_PARSE);
return 0;
}
);
}
void test3(int a)
{
int x = 0;
leaf::try_catch(
[&]
{
auto val = test2(a);
(void) val;
},
[&](leaf::match<ErrorCode, ErrorCode::E_GENERIC_PARSE>)
{
x = 1;
},
[&](ErrorCode e)
{
x = 2;
},
[&]()
{
x = 3;
}
);
BOOST_TEST_EQ(x, 1);
}
int main()
{
test3(1);
return boost::report_errors();
}
#endif
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