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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 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/output_filter.h>
#include <miral/live_config_ini_file.h>
#include <mir/logging/logger.h>
#include <mir/server.h>
#include <miral/test_server.h>
#include <mir/test/doubles/null_logger.h>
#include <mir/test/fake_shared.h>
#include <gmock/gmock.h>
#include <format>
using namespace testing;
using mir::logging::Logger;
namespace
{
struct OutputFilter : miral::TestServer
{
OutputFilter()
{
start_server_in_setup = false;
}
};
struct TestOutputFilterFilterCtor : public OutputFilter, public WithParamInterface<MirOutputFilter>
{
};
struct TestOutputFilterConfigFilter : public OutputFilter, public WithParamInterface<std::pair<std::string, int>>
{
void SetUp() override
{
OutputFilter::SetUp();
add_server_init([this](mir::Server& server){ server.override_the_logger(logger_builder); });
add_to_environment("MIR_SERVER_LOGGING", "true");
}
void TearDown() override
{
OutputFilter::TearDown();
// Be a good citizen and replace the mock logger before destroying it
mir::logging::set_logger(std::make_shared<mir::test::doubles::NullLogger>());
}
struct MockLogger : Logger
{
MOCK_METHOD(void, log, (mir::logging::Severity severity, const std::string& message, const std::string& component), (override));
};
MockLogger mock_logger;
mir::Server::Builder<Logger> const logger_builder = [this]() -> std::shared_ptr<Logger> { return mir::test::fake_shared(mock_logger); };
};
}
TEST_F(OutputFilter, register_when_default_constructed)
{
miral::OutputFilter output_filter;
add_server_init([&output_filter](mir::Server& server) { output_filter(server); });
start_server();
}
TEST_F(OutputFilter, register_with_live_config)
{
miral::live_config::IniFile ini_file;
miral::OutputFilter output_filter{ini_file};
add_server_init([&output_filter](mir::Server& server) { output_filter(server); });
start_server();
}
TEST_P(TestOutputFilterFilterCtor, register_when_constructed_filter)
{
miral::OutputFilter output_filter{GetParam()};
add_server_init([&output_filter](mir::Server& server) { output_filter(server); });
start_server();
}
INSTANTIATE_TEST_SUITE_P(
OuputFilter,
TestOutputFilterFilterCtor,
Values(
MirOutputFilter::mir_output_filter_none,
MirOutputFilter::mir_output_filter_grayscale,
MirOutputFilter::mir_output_filter_invert));
TEST_P(TestOutputFilterConfigFilter, live_config_can_set_none_without_warning)
{
auto const [option, output_filter_log_occurences] = GetParam();
EXPECT_CALL(mock_logger, log(mir::logging::Severity::warning, HasSubstr("output_filter"), _))
.Times(output_filter_log_occurences);
EXPECT_CALL(mock_logger, log(_, Not(HasSubstr("output_filter")), _)).Times(AnyNumber());
miral::live_config::IniFile ini_file;
miral::OutputFilter output_filter{ini_file};
add_server_init([&output_filter](mir::Server& server) { output_filter(server); });
start_server();
std::istringstream input_stream{std::format("output_filter={}", option)};
ini_file.load_file(input_stream, "a_path");
}
INSTANTIATE_TEST_SUITE_P(
OutputFilter,
TestOutputFilterConfigFilter,
Values(
std::pair{"none", 0},
std::pair{"grayscale", 0},
std::pair{"invert", 0},
std::pair{"obviously invalid option", 1}));
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