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/*
* Copyright (C) 2016 Canonical, Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Thomas Voß <thomas.voss@canonical.com>
*
*/
#include <biometry/runtime.h>
#include <biometry/dbus/skeleton/service.h>
#include <biometry/dbus/stub/service.h>
#include <core/dbus/fixture.h>
#include <core/posix/fork.h>
#include <core/posix/signal.h>
#include <core/dbus/asio/executor.h>
#include <gmock/gmock.h>
#include "did_finish_successfully.h"
#include "mock_device.h"
namespace
{
struct MockService : public biometry::Service
{
MOCK_CONST_METHOD0(default_device, std::shared_ptr<biometry::Device>());
};
struct TestDbusStubSkeleton : public core::dbus::testing::Fixture
{
struct StubScope
{
~StubScope()
{
bus->stop();
bus_worker.join();
}
core::dbus::Bus::Ptr bus;
std::thread bus_worker;
};
struct SkeletonScope
{
~SkeletonScope()
{
}
core::posix::exit::Status run()
{
// Replacement for biomerty::Runtime, which causes a crash.
std::thread worker([this]() { bus->run(); });
trap->run();
bus->stop();
worker.join();
return ::testing::Test::HasFailure() ? core::posix::exit::Status::failure : core::posix::exit::Status::success;
}
std::shared_ptr<core::posix::SignalTrap> trap;
core::dbus::Bus::Ptr bus;
};
std::shared_ptr<SkeletonScope> skeleton_scope()
{
auto trap = core::posix::trap_signals_for_all_subsequent_threads({core::posix::Signal::sig_term});
trap->signal_raised().connect([trap](core::posix::Signal)
{
trap->stop();
});
auto bus = session_bus();
bus->install_executor(core::dbus::asio::make_executor(bus));
return std::shared_ptr<SkeletonScope>{new SkeletonScope{trap, bus}};
}
std::shared_ptr<StubScope> stub_scope()
{
auto bus = session_bus();
bus->install_executor(core::dbus::asio::make_executor(bus));
std::thread bus_worker{[bus]() { bus->run(); }};
return std::shared_ptr<StubScope>{new StubScope{bus, std::move(bus_worker)}};
}
};
template<typename T>
struct MockKeepAliveObserver : public testing::MockObserver<T>
{
MockKeepAliveObserver(const typename biometry::Operation<T>::Ptr& op) : op{op}
{
}
std::promise<typename testing::MockObserver<T>::Result> promise;
typename biometry::Operation<T>::Ptr op;
};
template<typename T>
std::future<typename biometry::Operation<T>::Observer::Result> start(const typename biometry::Operation<T>::Ptr& op)
{
auto observer = new MockKeepAliveObserver<T>{op};
op->start_with_observer(typename biometry::Operation<T>::Observer::Ptr{observer});
return observer->promise.get_future();
}
}
TEST_F(TestDbusStubSkeleton, stub_skeleton_service_can_talk_with_one_another)
{
using namespace ::testing;
auto skeleton = [this]()
{
auto scope = skeleton_scope();
auto identifier = std::make_shared<NiceMock<MockIdentifier>>();
ON_CALL(*identifier, identify_user(_,_)).WillByDefault(Return(std::make_shared<MockOperation<biometry::Identification>>()));
auto template_store = std::make_shared<NiceMock<MockTemplateStore>>();
ON_CALL(*template_store, size(_, _)).WillByDefault(Return(std::make_shared<MockOperation<biometry::TemplateStore::SizeQuery>>()));
ON_CALL(*template_store, list(_, _)).WillByDefault(Return(std::make_shared<MockOperation<biometry::TemplateStore::List>>()));
ON_CALL(*template_store, enroll(_, _)).WillByDefault(Return(std::make_shared<MockOperation<biometry::TemplateStore::Enrollment>>()));
ON_CALL(*template_store, remove(_, _, _)).WillByDefault(Return(std::make_shared<MockOperation<biometry::TemplateStore::Removal>>()));
ON_CALL(*template_store, clear(_, _)).WillByDefault(Return(std::make_shared<MockOperation<biometry::TemplateStore::Clearance>>()));
auto device = std::make_shared<NiceMock<MockDevice>>();
ON_CALL(*device, identifier()).WillByDefault(ReturnRef(*identifier));
ON_CALL(*device, template_store()).WillByDefault(ReturnRef(*template_store));
auto service = std::make_shared<NiceMock<MockService>>();
ON_CALL(*service, default_device()).WillByDefault(Return(device));
auto skeleton = biometry::dbus::skeleton::Service::create_for_bus(scope->bus, service);
return scope->run();
};
auto stub = [this]()
{
auto app = biometry::Application::system();
auto reason = biometry::Reason::unknown();
auto user = biometry::User::current();
auto id = biometry::TemplateStore::TemplateId{42};
auto scope = stub_scope();
auto service = biometry::dbus::stub::Service::create_for_bus(scope->bus);
auto device = service->default_device();
auto f1 = start<biometry::TemplateStore::SizeQuery>(device->template_store().size(app, user));
auto f2 = start<biometry::TemplateStore::List>(device->template_store().list(app, user));
auto f3 = start<biometry::TemplateStore::Enrollment>(device->template_store().enroll(app, user));
auto f4 = start<biometry::TemplateStore::Removal>(device->template_store().remove(app, user, id));
auto f5 = start<biometry::TemplateStore::Clearance>(device->template_store().clear(app, user));
auto f6 = start<biometry::Identification>(device->identifier().identify_user(app, reason));
return ::testing::Test::HasFailure() ? core::posix::exit::Status::failure : core::posix::exit::Status::success;
};
auto cp_skeleton = core::posix::fork(skeleton, core::posix::StandardStream::empty);
// std::cout << cp_skeleton.pid() << std::endl; char c; std::cin >> c;
std::this_thread::sleep_for(std::chrono::milliseconds{500});
auto cp_stub = core::posix::fork(stub, core::posix::StandardStream::empty);
EXPECT_TRUE(did_finish_successfully(cp_stub.wait_for(core::posix::wait::Flags::untraced)));
ASSERT_NO_THROW(cp_skeleton.send_signal_or_throw(core::posix::Signal::sig_term));
EXPECT_TRUE(did_finish_successfully(cp_skeleton.wait_for(core::posix::wait::Flags::untraced)));
}
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