/*
 * main.cpp -- test pexec function
 *
 * Copyright (c) 2016-2019 David Demelier <markand@malikania.fr>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#define BOOST_TEST_MODULE "pexec"
#include <boost/test/unit_test.hpp>

#include "pexec.hpp"

namespace {

int add(int x, int y) noexcept
{
	return x + y;
}

int fail(double)
{
	throw std::runtime_error("failed");
}

class math {
public:
	int add(int x, int y) const noexcept
	{
		return x + y;
	}

	int fail(double) const
	{
		throw std::runtime_error("failed");
	}
};

BOOST_AUTO_TEST_SUITE(free)

BOOST_AUTO_TEST_CASE(simple)
{
	BOOST_TEST(pexec(add, 10, 20).value() == 30);
}

BOOST_AUTO_TEST_CASE(error)
{
	BOOST_TEST(!pexec(fail, 5.5));
}

BOOST_AUTO_TEST_SUITE_END()

BOOST_AUTO_TEST_SUITE(member)

BOOST_AUTO_TEST_CASE(simple)
{
	math m;

	BOOST_TEST(pexec(&math::add, &m, 10, 20).value() == 30);
	BOOST_TEST(pexec(&math::add, std::ref(m), 10, 20).value() == 30);
	BOOST_TEST(pexec(&math::add, m, 10, 20).value() == 30);
}

BOOST_AUTO_TEST_CASE(error)
{
	math m;

	BOOST_TEST(!pexec(&math::fail, &m, 5.5));
	BOOST_TEST(!pexec(&math::fail, std::ref(m), 5.5));
	BOOST_TEST(!pexec(&math::fail, m, 5.5));
}

BOOST_AUTO_TEST_SUITE_END()

} // !namespace