45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
// Copyright (c) 2018-2021 Emil Dotchevski and Reverge Studios, Inc.
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifdef BOOST_LEAF_TEST_SINGLE_HEADER
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# include "leaf.hpp"
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#else
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# include <boost/leaf/common.hpp>
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# include <boost/leaf/handle_errors.hpp>
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# include <boost/leaf/result.hpp>
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#endif
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#include "lightweight_test.hpp"
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#include <sstream>
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namespace leaf = boost::leaf;
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int main()
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{
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errno = ENOENT;
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std::stringstream ss;
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ss << leaf::e_errno{};
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BOOST_TEST(ss.str().find(std::strerror(ENOENT)) != std::string::npos);
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int r = leaf::try_handle_all(
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[]() -> leaf::result<int>
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{
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struct reset_errno { ~reset_errno() { errno=0; } } reset;
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return leaf::new_error( leaf::e_errno{} );
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},
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[]( leaf::e_errno e )
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{
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BOOST_TEST_EQ(errno, 0);
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BOOST_TEST_EQ(e.value, ENOENT);
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return 1;
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},
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[]
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{
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return 2;
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} );
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BOOST_TEST_EQ(r, 1);
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return boost::report_errors();
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}
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