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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 "miral/test_server.h"
#include "miral/x11_support.h"
#include "mir/test/pipe.h"
#include "mir/test/signal.h"
#include <gtest/gtest.h>
#include <gmock/gmock.h>
using namespace testing;
namespace mt = mir::test;
namespace
{
auto const a_long_time = std::chrono::seconds(1);
auto const a_short_time = std::chrono::milliseconds(250);
struct Runner : miral::TestServer
{
void SetUp() override
{
}
MOCK_METHOD(void, callback, ());
int const signum{SIGUSR1};
mt::Pipe pipe;
char const data_to_write = 'a';
};
}
TEST_F(Runner, stop_callback_is_called)
{
add_stop_callback([this] { callback(); });
miral::TestServer::SetUp();
EXPECT_CALL(*this, callback());
}
TEST_F(Runner, start_callback_is_called)
{
auto signal = std::make_shared<mt::Signal>();
add_start_callback([this] { callback(); });
EXPECT_CALL(*this, callback())
.WillOnce(InvokeWithoutArgs([signal] { signal->raise(); }));
miral::TestServer::SetUp();
signal->wait_for(a_long_time);
testing::Mock::VerifyAndClearExpectations(this);
}
TEST_F(Runner, wayland_socket_is_returned_by_default)
{
miral::TestServer::SetUp();
miral::TestServer::invoke_runner([](auto& runner){ EXPECT_TRUE(runner.wayland_display().is_set()); });
}
TEST_F(Runner, x11_socket_is_not_returned_by_default)
{
miral::TestServer::SetUp();
miral::TestServer::invoke_runner([](auto& runner){ EXPECT_FALSE(runner.x11_display().is_set()); });
}
TEST_F(Runner, register_signal_handler_before_setup_invokes_callback_after_setup)
{
auto signal = std::make_shared<mt::Signal>();
// Storing this in a variable fixes an address sanitizer issue
std::initializer_list<int> sigs = {signum};
register_signal_handler(sigs, [signal](int){ signal->raise(); });
miral::TestServer::SetUp();
kill(getpid(), signum);
EXPECT_TRUE(signal->wait_for(a_long_time));
}
TEST_F(Runner, register_signal_handler_after_setup_invokes_callback_when_signal_raised)
{
auto signal = std::make_shared<mt::Signal>();
miral::TestServer::SetUp();
register_signal_handler({signum}, [signal](int){ signal->raise(); });
kill(getpid(), signum);
EXPECT_TRUE(signal->wait_for(a_long_time));
}
TEST_F(Runner, register_signal_handler_does_not_invoke_callback_if_signal_not_raised)
{
auto signal = std::make_shared<mt::Signal>();
miral::TestServer::SetUp();
register_signal_handler({signum}, [signal](int){ signal->raise(); });
EXPECT_FALSE(signal->wait_for(a_long_time));
}
TEST_F(Runner, register_fd_handler_before_setup_invokes_callback_after_setup)
{
auto signal = std::make_shared<mt::Signal>();
auto const handle = register_fd_handler(pipe.read_fd(), [signal](int){ signal->raise(); });
miral::TestServer::SetUp();
EXPECT_THAT(write(pipe.write_fd(), &data_to_write, sizeof(data_to_write)), Gt(0));
EXPECT_TRUE(signal->wait_for(a_long_time));
}
TEST_F(Runner, register_fd_handler_after_setup_invokes_callback_when_fd_written_to)
{
auto signal = std::make_shared<mt::Signal>();
miral::TestServer::SetUp();
auto const handle = register_fd_handler(pipe.read_fd(), [signal](int){ signal->raise(); });
EXPECT_THAT(write(pipe.write_fd(), &data_to_write, sizeof(data_to_write)), Gt(0));
EXPECT_TRUE(signal->wait_for(a_short_time));
}
TEST_F(Runner, register_fd_handler_does_not_invoke_callback_when_fd_not_written_to)
{
auto signal = std::make_shared<mt::Signal>();
miral::TestServer::SetUp();
auto const handle = register_fd_handler(pipe.read_fd(), [signal](int){ signal->raise(); });
EXPECT_FALSE(signal->wait_for(a_short_time));
}
// We can't spin up the X11 subsystem during LP builds. We would get:
// "Mir fatal error: Failed to bind socket /tmp/.X11-unix/X666"
//TEST_F(Runner, x11_socket_is_returned_if_configured)
//{
// miral::X11Support x11support;
// add_server_init(x11support);
// add_to_environment("MIR_SERVER_x11_DISPLAY_EXPERIMENTAL", "666");
//
// miral::TestServer::SetUp();
//
// miral::TestServer::invoke_runner([](auto& runner)
// {
// EXPECT_TRUE(runner.x11_display().is_set());
// EXPECT_THAT(runner.x11_display().value(), Eq(":666"));
// });
//}
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