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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 "mir_test_framework/udev_environment.h"
#include "mir/udev/wrapper.h"
#include "mir/test/death.h"
#include <gtest/gtest.h>
#include <memory>
#include <stdexcept>
#include <libudev.h>
namespace mtf=mir_test_framework;
namespace
{
bool KilledByInvalidMemoryAccess(int exit_status)
{
return testing::KilledBySignal(SIGSEGV)(exit_status) ||
testing::KilledBySignal(SIGBUS)(exit_status) ||
testing::KilledBySignal(SIGABRT)(exit_status) ||
// It seems that valgrind kills us with SIGKILL
testing::KilledBySignal(SIGKILL)(exit_status);
}
/// Tests in this suite are skipped during the address sanitizer build,
/// as they purposefully do things that the address sanitizer would not like.
class UdevWrapperDeathTest : public ::testing::Test
{
public:
mtf::UdevEnvironment udev_environment;
};
}
TEST_F(UdevWrapperDeathTest, DereferencingEndReturnsInvalidObject)
{
::testing::FLAGS_gtest_death_test_style = "threadsafe";
udev_environment.add_device("drm", "control64D", NULL, {}, {});
udev_environment.add_device("drm", "card1", NULL, {}, {});
mir::udev::Enumerator devices(std::make_shared<mir::udev::Context>());
devices.scan_devices();
MIR_EXPECT_EXIT((*devices.end()).subsystem(), KilledByInvalidMemoryAccess, "");
auto iter = devices.begin();
while(iter != devices.end())
{
iter++;
}
MIR_EXPECT_EXIT((*iter).subsystem(), KilledByInvalidMemoryAccess, "");
}
TEST_F(UdevWrapperDeathTest, MemberDereferenceOfEndDies)
{
::testing::FLAGS_gtest_death_test_style = "threadsafe";
udev_environment.add_device("drm", "control64D", NULL, {}, {});
udev_environment.add_device("drm", "card1", NULL, {}, {});
mir::udev::Enumerator devices(std::make_shared<mir::udev::Context>());
devices.scan_devices();
MIR_EXPECT_EXIT(devices.end()->subsystem(), KilledByInvalidMemoryAccess, "");
auto iter = devices.begin();
while(iter != devices.end())
{
iter++;
}
MIR_EXPECT_EXIT(iter->subsystem(), KilledByInvalidMemoryAccess, "");
}
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