1 /*
2 * Copyright (C) 2022 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <aidl/Gtest.h>
18 #include <aidl/Vintf.h>
19 #include <aidl/android/hardware/automotive/can/BusConfig.h>
20 #include <aidl/android/hardware/automotive/can/ICanController.h>
21 #include <aidl/android/hardware/automotive/can/Result.h>
22 #include <aidl/android/hardware/automotive/can/VirtualInterface.h>
23 #include <android-base/logging.h>
24 #include <android/binder_manager.h>
25 #include <gtest/gtest.h>
26 #include <libnetdevice/libnetdevice.h>
27 #include <libnl++/MessageFactory.h>
28 #include <libnl++/Socket.h>
29 #include <libnl++/printer.h>
30 #include <linux/netlink.h>
31 #include <linux/rtnetlink.h>
32
33 #include <chrono>
34 #include <thread>
35
36 using aidl::android::hardware::automotive::can::BusConfig;
37 using aidl::android::hardware::automotive::can::ICanController;
38 using aidl::android::hardware::automotive::can::VirtualInterface;
39 using namespace std::chrono_literals;
40 using namespace std::string_literals;
41
42 class CanControllerAidlTest : public ::testing::TestWithParam<std::string> {
43 public:
SetUp()44 virtual void SetUp() override {
45 android::base::SetDefaultTag("CAN_HAL_VTS");
46 android::base::SetMinimumLogSeverity(android::base::VERBOSE);
47 const auto instance = ICanController::descriptor + "/default"s;
48 mCanControllerService = ICanController::fromBinder(
49 ndk::SpAIBinder(AServiceManager_waitForService(instance.c_str())));
50
51 ASSERT_NE(mCanControllerService, nullptr);
52 }
TearDown()53 virtual void TearDown() override {}
54
55 static bool mTestCaseInitialized;
56 std::shared_ptr<ICanController> mCanControllerService;
57 };
58
59 // we can't test a real bus, since we can't make any assumptions about hardware
60 // this checks upBus, getInterfaceName, and downBus
TEST_P(CanControllerAidlTest,ToggleBus)61 TEST_P(CanControllerAidlTest, ToggleBus) {
62 const std::string_view canIface = "vcan50";
63 const std::string busName = "VTS_CAN";
64
65 std::string upBusReturn; // should be vcan50
66 BusConfig config = {};
67 VirtualInterface iface = {};
68 iface.ifname = canIface;
69 config.interfaceId.set<BusConfig::InterfaceId::Tag::virtualif>(iface);
70 config.name = busName;
71 auto aidlStatus = mCanControllerService->upBus(config, &upBusReturn);
72 ASSERT_TRUE(aidlStatus.isOk());
73 EXPECT_EQ(upBusReturn, canIface);
74
75 std::string ifaceName;
76 aidlStatus = mCanControllerService->getInterfaceName(busName, &ifaceName);
77 ASSERT_TRUE(aidlStatus.isOk());
78 EXPECT_EQ(ifaceName, canIface);
79
80 aidlStatus = mCanControllerService->downBus(busName);
81 ASSERT_TRUE(aidlStatus.isOk());
82 }
83
TEST_P(CanControllerAidlTest,GetSupported)84 TEST_P(CanControllerAidlTest, GetSupported) {
85 LOG(VERBOSE) << "Get the supported iface types";
86 std::vector<::aidl::android::hardware::automotive::can::InterfaceType> supportedTypes;
87 auto aidlStatus = mCanControllerService->getSupportedInterfaceTypes(&supportedTypes);
88 ASSERT_TRUE(aidlStatus.isOk());
89 EXPECT_FALSE(supportedTypes.empty());
90 }
91
92 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(CanControllerAidlTest);
93 INSTANTIATE_TEST_SUITE_P(
94 PerInstance, CanControllerAidlTest,
95 testing::ValuesIn(android::getAidlHalInstanceNames(ICanController::descriptor)),
96 android::PrintInstanceNameToString);
97