| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <chrono> |
| #include <fstream> |
| #include <thread> |
| |
| #include <sys/socket.h> |
| #include <sys/un.h> |
| #include <unistd.h> |
| |
| #include <android-base/file.h> |
| #include <android/hardware/automotive/vehicle/2.0/types.h> |
| #include <gtest/gtest.h> |
| |
| #include "GrpcVehicleClient.h" |
| #include "GrpcVehicleServer.h" |
| #include "Utils.h" |
| #include "vhal_v2_0/VehicleUtils.h" |
| |
| namespace android::hardware::automotive::vehicle::V2_0::impl { |
| |
| class GrpcServerTest : public ::testing::Test { |
| public: |
| GrpcServerTest() |
| : mPowerStateSocketForTest(std::string(mTestTempDir.path) + |
| std::string("/power_state_socket_for_test_") + |
| std::to_string(getpid())), |
| mServerInfo({{GetTestCID(), 12345}, |
| mPowerStateMarkerFileForTest.path, |
| mPowerStateSocketForTest}) {} |
| |
| void SetUp() override { |
| mGrpcServer = makeGrpcVehicleServer(mServerInfo); |
| |
| ASSERT_TRUE(GetGrpcServer() != nullptr); |
| GetGrpcServer()->Start(); |
| } |
| |
| void TearDown() override { |
| GetGrpcServer()->Stop().Wait(); |
| mGrpcServer.reset(); |
| } |
| |
| static unsigned GetTestCID(); |
| |
| GrpcVehicleServer* GetGrpcServer() const { return mGrpcServer.get(); } |
| |
| std::string GetGrpcServerUri() const { return mServerInfo.getServerUri(); } |
| |
| std::string GetPowerStateSocketPath() const { return mPowerStateSocketForTest; } |
| |
| std::string GetPowerStateMarkerFilePath() const { |
| return std::string(mPowerStateMarkerFileForTest.path); |
| } |
| |
| void SendDummyValueFromServer(); |
| |
| void ExpectActivePropValueStreamNum(unsigned expected); |
| |
| void WriteToPowerStateSocket(const std::string& val); |
| |
| std::string ReadFromPowerStateMarkerFile() const; |
| |
| private: |
| TemporaryDir mTestTempDir; |
| TemporaryFile mPowerStateMarkerFileForTest; |
| |
| std::string mPowerStateSocketForTest{}; |
| |
| GrpcVehicleServerPtr mGrpcServer{nullptr}; |
| VirtualizedVhalServerInfo mServerInfo; |
| }; |
| |
| unsigned GrpcServerTest::GetTestCID() { |
| // TODO(chenhaosjtuacm): find a way to get the local CID |
| return 1000; |
| } |
| |
| void GrpcServerTest::SendDummyValueFromServer() { |
| VehiclePropValue value; |
| value.prop = toInt(VehicleProperty::INVALID); |
| GetGrpcServer()->onPropertyValueFromCar(value, false); |
| } |
| |
| void GrpcServerTest::ExpectActivePropValueStreamNum(unsigned expected) { |
| // Force the server to refresh streams |
| SendDummyValueFromServer(); |
| |
| std::this_thread::sleep_for(std::chrono::seconds(1)); |
| EXPECT_EQ(GetGrpcServer()->NumOfActivePropertyValueStream(), expected); |
| } |
| |
| void GrpcServerTest::WriteToPowerStateSocket(const std::string& val) { |
| int power_socket_fd = socket(AF_UNIX, SOCK_STREAM, 0); |
| ASSERT_GE(power_socket_fd, 0); |
| |
| struct sockaddr_un addr; |
| std::memset(&addr, 0, sizeof(addr)); |
| addr.sun_family = AF_UNIX; |
| std::string socket_path = GetPowerStateSocketPath(); |
| std::strncpy(addr.sun_path, socket_path.c_str(), socket_path.length() + 1); |
| |
| sync(); |
| |
| ASSERT_EQ(connect(power_socket_fd, reinterpret_cast<struct sockaddr*>(&addr), sizeof(addr)), 0); |
| EXPECT_EQ(write(power_socket_fd, val.c_str(), val.length()), |
| static_cast<ssize_t>(val.length())); |
| close(power_socket_fd); |
| } |
| |
| std::string GrpcServerTest::ReadFromPowerStateMarkerFile() const { |
| std::ifstream stream(GetPowerStateMarkerFilePath()); |
| std::string val; |
| stream >> val; |
| return val; |
| } |
| |
| TEST_F(GrpcServerTest, PropertyValueStreamTest) { |
| ExpectActivePropValueStreamNum(0); |
| { |
| auto client1 = makeGrpcVehicleClient(GetGrpcServerUri()); |
| ExpectActivePropValueStreamNum(1); |
| { |
| auto client2 = makeGrpcVehicleClient(GetGrpcServerUri()); |
| ExpectActivePropValueStreamNum(2); |
| } |
| ExpectActivePropValueStreamNum(1); |
| } |
| ExpectActivePropValueStreamNum(0); |
| } |
| |
| TEST_F(GrpcServerTest, PowerStateListenerTest) { |
| { |
| std::string power_state_str = "ok"; |
| WriteToPowerStateSocket(power_state_str); |
| std::this_thread::sleep_for(std::chrono::seconds(1)); |
| EXPECT_EQ(ReadFromPowerStateMarkerFile(), power_state_str); |
| } |
| |
| { |
| std::string power_state_str = "shutdown"; |
| WriteToPowerStateSocket(power_state_str); |
| std::this_thread::sleep_for(std::chrono::seconds(1)); |
| EXPECT_EQ(ReadFromPowerStateMarkerFile(), power_state_str); |
| } |
| } |
| |
| } // namespace android::hardware::automotive::vehicle::V2_0::impl |