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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/shared_library.h>
#include <mir_test_framework/udev_environment.h>
#include <mir/test/doubles/stub_console_services.h>
#include <mir/logging/null_shared_library_prober_report.h>
#include <mir/options/default_configuration.h>
#include <mir_test_framework/temporary_environment_value.h>
#include <mir/test/doubles/mock_drm.h>
#include <mir/test/doubles/mock_gbm.h>
#include "src/server/graphics/platform_probe.h"
#include <mir/udev/wrapper.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
namespace mtf = mir_test_framework;
namespace mtd = mir::test::doubles;
namespace mo = mir::options;
namespace mg = mir::graphics;
class FullProbeStack : public testing::Test
{
public:
FullProbeStack()
: console{std::make_shared<mtd::StubConsoleServices>()},
report{std::make_shared<mir::logging::NullSharedLibraryProberReport>()}
{
}
auto add_gbm_kms_device() -> bool
{
using namespace std::string_literals;
#ifndef MIR_BUILD_PLATFORM_GBM_KMS
return false;
#else
udev_env.add_device("drm", ("dri/card" + std::to_string(drm_device_count)).c_str(), nullptr, {}, {});
drm_device_count++;
return true;
#endif
}
void enable_host_x11()
{
temporary_env.emplace_back("DISPLAY", ":0");
}
void disable_host_x11()
{
temporary_env.emplace_back("DISPLAY", nullptr);
}
void enable_host_wayland()
{
temporary_env.emplace_back("MIR_SERVER_WAYLAND_HOST", "WAYLAND-0");
}
auto the_options() -> mir::options::Option const&
{
char const* argv0 = "Platform Probing Acceptance Test";
/* We remake options each time the_options() is called as option parsing
* happens at options->the_options() time and we want to make sure we capture
* *all* the settings that have been set.
*/
options = std::make_shared<mo::DefaultConfiguration>(1, &argv0);
return *(options->the_options());
}
auto the_console_services() -> std::shared_ptr<mir::ConsoleServices>
{
return console;
}
auto the_library_prober_report() -> std::shared_ptr<mir::SharedLibraryProberReport>
{
return report;
}
private:
std::shared_ptr<mir::ConsoleServices> const console;
/* This is a std::shared_ptr becaues mo::Configuration has a protected destructor; a std::unique_ptr<mo::Configuration>
* would call mo::Configuration::~Configiration and fail, whereas std::make_shared<mo::DefaultConfiguration> will capture
* mo::DefaultConfiguration::~DefaultConfiguration and compile.
*/
std::shared_ptr<mo::Configuration> options;
std::shared_ptr<mir::SharedLibraryProberReport> const report;
std::vector<mtf::TemporaryEnvironmentValue> temporary_env;
mtf::UdevEnvironment udev_env;
#ifdef MIR_BUILD_PLATFORM_GBM_KMS
int drm_device_count{0};
mtd::MockDRM drm;
mtd::MockGBM gbm;
#endif
};
TEST_F(FullProbeStack, select_display_modules_loads_all_available_hardware_when_no_nested)
{
using namespace testing;
int expected_hardware_count{0};
for (auto i = 0; i < 2; ++i)
{
if (add_gbm_kms_device())
{
expected_hardware_count++;
}
}
auto devices = mg::select_display_modules(the_options(), the_console_services(), *the_library_prober_report());
EXPECT_THAT(devices.size(), Eq(expected_hardware_count));
}
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