148 lines
5.6 KiB
C++
148 lines
5.6 KiB
C++
// Copyright (C) 2023 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "GRPCVehicleHardware.h"
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#include "GRPCVehicleProxyServer.h"
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#include "IVehicleHardware.h"
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#include "VehicleServer.grpc.pb.h"
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#include "VehicleServer.pb.h"
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#include <gmock/gmock.h>
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#include <grpc++/grpc++.h>
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#include <gtest/gtest.h>
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#include <chrono>
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#include <memory>
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#include <string>
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#include <thread>
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#include <utility>
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namespace android::hardware::automotive::vehicle::virtualization {
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const std::string kFakeServerAddr = "0.0.0.0:54321";
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class VehicleHardwareForTest : public IVehicleHardware {
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public:
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void registerOnPropertyChangeEvent(
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std::unique_ptr<const PropertyChangeCallback> callback) override {
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mOnProp = std::move(callback);
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}
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void onPropertyEvent(
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std::vector<aidl::android::hardware::automotive::vehicle::VehiclePropValue> values) {
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if (mOnProp) {
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(*mOnProp)(std::move(values));
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}
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}
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// Functions that we do not care.
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std::vector<aidl::android::hardware::automotive::vehicle::VehiclePropConfig>
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getAllPropertyConfigs() const override {
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return {};
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}
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aidl::android::hardware::automotive::vehicle::StatusCode setValues(
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std::shared_ptr<const SetValuesCallback> callback,
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const std::vector<aidl::android::hardware::automotive::vehicle::SetValueRequest>&
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requests) override {
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return aidl::android::hardware::automotive::vehicle::StatusCode::OK;
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}
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aidl::android::hardware::automotive::vehicle::StatusCode getValues(
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std::shared_ptr<const GetValuesCallback> callback,
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const std::vector<aidl::android::hardware::automotive::vehicle::GetValueRequest>&
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requests) const override {
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return aidl::android::hardware::automotive::vehicle::StatusCode::OK;
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}
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DumpResult dump(const std::vector<std::string>& options) override { return {}; }
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aidl::android::hardware::automotive::vehicle::StatusCode checkHealth() override {
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return aidl::android::hardware::automotive::vehicle::StatusCode::OK;
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}
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void registerOnPropertySetErrorEvent(
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std::unique_ptr<const PropertySetErrorCallback> callback) override {}
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private:
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std::unique_ptr<const PropertyChangeCallback> mOnProp;
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};
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TEST(GRPCVehicleProxyServerUnitTest, ClientConnectDisconnect) {
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auto testHardware = std::make_unique<VehicleHardwareForTest>();
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// HACK: manipulate the underlying hardware via raw pointer for testing.
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auto* testHardwareRaw = testHardware.get();
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auto vehicleServer =
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std::make_unique<GrpcVehicleProxyServer>(kFakeServerAddr, std::move(testHardware));
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vehicleServer->Start();
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constexpr auto kWaitForConnectionMaxTime = std::chrono::seconds(5);
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constexpr auto kWaitForStreamStartTime = std::chrono::seconds(1);
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constexpr auto kWaitForUpdateDeliveryTime = std::chrono::milliseconds(100);
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auto updateReceived1 = std::make_shared<bool>(false);
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auto vehicleHardware1 = std::make_unique<GRPCVehicleHardware>(kFakeServerAddr);
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vehicleHardware1->registerOnPropertyChangeEvent(
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std::make_unique<const IVehicleHardware::PropertyChangeCallback>(
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[updateReceived1](const auto&) { *updateReceived1 = true; }));
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EXPECT_TRUE(vehicleHardware1->waitForConnected(kWaitForConnectionMaxTime));
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std::this_thread::sleep_for(kWaitForStreamStartTime);
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// Client hardware 1 received update from the server.
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EXPECT_FALSE(*updateReceived1);
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testHardwareRaw->onPropertyEvent({});
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// Wait for the update delivery.
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std::this_thread::sleep_for(kWaitForUpdateDeliveryTime);
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EXPECT_TRUE(*updateReceived1);
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// Reset.
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*updateReceived1 = false;
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auto updateReceived2 = std::make_shared<bool>(false);
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auto vehicleHardware2 = std::make_unique<GRPCVehicleHardware>(kFakeServerAddr);
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vehicleHardware2->registerOnPropertyChangeEvent(
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std::make_unique<const IVehicleHardware::PropertyChangeCallback>(
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[updateReceived2](const auto&) { *updateReceived2 = true; }));
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EXPECT_TRUE(vehicleHardware2->waitForConnected(kWaitForConnectionMaxTime));
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std::this_thread::sleep_for(kWaitForStreamStartTime);
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// Both client hardware 1 and 2 received update from the server.
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EXPECT_FALSE(*updateReceived1);
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EXPECT_FALSE(*updateReceived2);
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testHardwareRaw->onPropertyEvent({});
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// Wait for the update delivery.
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std::this_thread::sleep_for(kWaitForUpdateDeliveryTime);
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EXPECT_TRUE(*updateReceived1);
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EXPECT_TRUE(*updateReceived2);
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// Reset.
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*updateReceived1 = false;
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*updateReceived2 = false;
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vehicleHardware1.reset();
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// Client 1 exited, only client hardware 2 received update from the server.
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EXPECT_FALSE(*updateReceived1);
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EXPECT_FALSE(*updateReceived2);
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testHardwareRaw->onPropertyEvent({});
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// Wait for the update delivery.
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std::this_thread::sleep_for(kWaitForUpdateDeliveryTime);
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EXPECT_FALSE(*updateReceived1);
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EXPECT_TRUE(*updateReceived2);
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vehicleServer->Shutdown().Wait();
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}
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} // namespace android::hardware::automotive::vehicle::virtualization
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