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/*
* Copyright 2009- ECMWF.
*
* This software is licensed under the terms of the Apache Licence version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
* In applying this licence, ECMWF does not waive the privileges and immunities
* granted to it by virtue of its status as an intergovernmental organisation
* nor does it submit to any jurisdiction.
*/
#include <iostream>
#include <string>
#include <boost/test/unit_test.hpp>
#include "ecflow/core/Result.hpp"
#include "ecflow/test/scaffold/Naming.hpp"
enum class some_error_t { io_error, unknown_error };
inline std::ostream& operator<<(std::ostream& os, const some_error_t& error) {
os << "error_t(" << static_cast<int>(error) << ")";
return os;
}
BOOST_AUTO_TEST_SUITE(U_Core)
BOOST_AUTO_TEST_SUITE(T_Result)
BOOST_AUTO_TEST_CASE(test_create_successful_result) {
ECF_NAME_THIS_TEST();
{
const auto result = ecf::Result<int, some_error_t>::success(42);
BOOST_CHECK(result.ok());
BOOST_CHECK_EQUAL(result.value(), 42);
}
{
const auto result = ecf::Result<std::string, some_error_t>::success("hello");
BOOST_CHECK(result.ok());
BOOST_CHECK_EQUAL(result.value(), std::string("hello"));
}
}
BOOST_AUTO_TEST_CASE(test_create_unsuccessful_result) {
ECF_NAME_THIS_TEST();
{
const auto result = ecf::Result<int, some_error_t>::failure(some_error_t::io_error);
BOOST_CHECK(!result.ok());
BOOST_CHECK_EQUAL(result.reason(), some_error_t::io_error);
}
{
const auto result = ecf::Result<std::string, some_error_t>::failure(some_error_t::unknown_error);
BOOST_CHECK(!result.ok());
BOOST_CHECK_EQUAL(result.reason(), some_error_t::unknown_error);
}
{
const auto result = ecf::Result<std::string, std::string>::failure(std::string{"description"});
BOOST_CHECK(!result.ok());
BOOST_CHECK_EQUAL(result.reason(), "description");
}
}
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE_END()
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