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/*
* Copyright © Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 or 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "src/common/dispatch/utils.h"
#include <gtest/gtest.h>
#include <gmock/gmock.h>
namespace md = mir::dispatch;
TEST(DispatchUtilsTest, conversion_functions_roundtrip)
{
using namespace testing;
epoll_event dummy;
for (int event : {EPOLLIN, EPOLLOUT, EPOLLERR})
{
dummy.events = event;
EXPECT_THAT(md::fd_event_to_epoll(md::epoll_to_fd_event(dummy)), Eq(event));
}
// HUP is special; FdEvent doesn't differentiate between remote hangup and local hangup
dummy.events = EPOLLHUP;
EXPECT_THAT(md::fd_event_to_epoll(md::epoll_to_fd_event(dummy)), Eq(EPOLLHUP | EPOLLRDHUP));
dummy.events = EPOLLRDHUP;
EXPECT_THAT(md::fd_event_to_epoll(md::epoll_to_fd_event(dummy)), Eq(EPOLLHUP | EPOLLRDHUP));
}
TEST(DispatchUtilsTest, epoll_to_fd_event_works_for_combinations)
{
using namespace testing;
epoll_event dummy;
dummy.events = EPOLLIN | EPOLLOUT;
EXPECT_THAT(md::epoll_to_fd_event(dummy), Eq(md::FdEvent::readable | md::FdEvent::writable));
dummy.events = EPOLLERR | EPOLLOUT;
EXPECT_THAT(md::epoll_to_fd_event(dummy), Eq(md::FdEvent::error | md::FdEvent::writable));
dummy.events = EPOLLIN | EPOLLRDHUP;
EXPECT_THAT(md::epoll_to_fd_event(dummy), Eq(md::FdEvent::readable | md::FdEvent::remote_closed));
}
TEST(DispatchUtilsTest, fd_event_to_epoll_works_for_combinations)
{
using namespace testing;
EXPECT_THAT(md::fd_event_to_epoll(md::FdEvent::readable | md::FdEvent::writable),
Eq(EPOLLIN | EPOLLOUT));
EXPECT_THAT(md::fd_event_to_epoll(md::FdEvent::error | md::FdEvent::writable),
Eq(EPOLLERR | EPOLLOUT));
EXPECT_THAT(md::fd_event_to_epoll(md::FdEvent::readable | md::FdEvent::remote_closed),
Eq(EPOLLIN | EPOLLHUP | EPOLLRDHUP));
}
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