/* * Copyright (C) 2017 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. */ #define LOG_TAG "Lshal" #include <android-base/logging.h> #include <sstream> #include <string> #include <thread> #include <vector> #include <gtest/gtest.h> #include <gmock/gmock.h> #include <android/hardware/tests/baz/1.0/IQuux.h> #include <hidl/HidlTransportSupport.h> #include <vintf/parse_xml.h> #include "ListCommand.h" #include "Lshal.h" #define NELEMS(array) static_cast<int>(sizeof(array) / sizeof(array[0])) using namespace testing; using ::android::hidl::base::V1_0::DebugInfo; using ::android::hidl::base::V1_0::IBase; using ::android::hidl::manager::V1_0::IServiceManager; using ::android::hidl::manager::V1_0::IServiceNotification; using ::android::hardware::hidl_array; using ::android::hardware::hidl_death_recipient; using ::android::hardware::hidl_handle; using ::android::hardware::hidl_string; using ::android::hardware::hidl_vec; using InstanceDebugInfo = IServiceManager::InstanceDebugInfo; using hidl_hash = hidl_array<uint8_t, 32>; namespace android { namespace hardware { namespace tests { namespace baz { namespace V1_0 { namespace implementation { struct Quux : android::hardware::tests::baz::V1_0::IQuux { ::android::hardware::Return<void> debug(const hidl_handle& hh, const hidl_vec<hidl_string>& options) override { const native_handle_t *handle = hh.getNativeHandle(); if (handle->numFds < 1) { return Void(); } int fd = handle->data[0]; std::string content{descriptor}; for (const auto &option : options) { content += "\n"; content += option.c_str(); } ssize_t written = write(fd, content.c_str(), content.size()); if (written != (ssize_t)content.size()) { LOG(WARNING) << "SERVER(Quux) debug writes " << written << " bytes < " << content.size() << " bytes, errno = " << errno; } return Void(); } }; } // namespace implementation } // namespace V1_0 } // namespace baz } // namespace tests } // namespace hardware namespace lshal { class MockServiceManager : public IServiceManager { public: template<typename T> using R = ::android::hardware::Return<T>; using String = const hidl_string&; ~MockServiceManager() = default; #define MOCK_METHOD_CB(name) MOCK_METHOD1(name, R<void>(IServiceManager::name##_cb)) MOCK_METHOD2(get, R<sp<IBase>>(String, String)); MOCK_METHOD2(add, R<bool>(String, const sp<IBase>&)); MOCK_METHOD2(getTransport, R<IServiceManager::Transport>(String, String)); MOCK_METHOD_CB(list); MOCK_METHOD2(listByInterface, R<void>(String, listByInterface_cb)); MOCK_METHOD3(registerForNotifications, R<bool>(String, String, const sp<IServiceNotification>&)); MOCK_METHOD_CB(debugDump); MOCK_METHOD2(registerPassthroughClient, R<void>(String, String)); MOCK_METHOD_CB(interfaceChain); MOCK_METHOD2(debug, R<void>(const hidl_handle&, const hidl_vec<hidl_string>&)); MOCK_METHOD_CB(interfaceDescriptor); MOCK_METHOD_CB(getHashChain); MOCK_METHOD0(setHalInstrumentation, R<void>()); MOCK_METHOD2(linkToDeath, R<bool>(const sp<hidl_death_recipient>&, uint64_t)); MOCK_METHOD0(ping, R<void>()); MOCK_METHOD_CB(getDebugInfo); MOCK_METHOD0(notifySyspropsChanged, R<void>()); MOCK_METHOD1(unlinkToDeath, R<bool>(const sp<hidl_death_recipient>&)); }; class DebugTest : public ::testing::Test { public: void SetUp() override { using ::android::hardware::tests::baz::V1_0::IQuux; using ::android::hardware::tests::baz::V1_0::implementation::Quux; err.str(""); out.str(""); serviceManager = new testing::NiceMock<MockServiceManager>(); ON_CALL(*serviceManager, get(_, _)).WillByDefault(Invoke( [](const auto &iface, const auto &inst) -> ::android::hardware::Return<sp<IBase>> { if (iface == IQuux::descriptor && inst == "default") return new Quux(); return nullptr; })); lshal = std::make_unique<Lshal>(out, err, serviceManager, serviceManager); } void TearDown() override {} std::stringstream err; std::stringstream out; sp<MockServiceManager> serviceManager; std::unique_ptr<Lshal> lshal; }; static Arg createArg(const std::vector<const char*>& args) { return Arg{static_cast<int>(args.size()), const_cast<char**>(args.data())}; } template<typename T> static Status callMain(const std::unique_ptr<T>& lshal, const std::vector<const char*>& args) { return lshal->main(createArg(args)); } TEST_F(DebugTest, Debug) { EXPECT_EQ(0u, callMain(lshal, { "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux/default", "foo", "bar" })); EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nfoo\nbar")); EXPECT_THAT(err.str(), IsEmpty()); } TEST_F(DebugTest, Debug2) { EXPECT_EQ(0u, callMain(lshal, { "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux", "baz", "quux" })); EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nbaz\nquux")); EXPECT_THAT(err.str(), IsEmpty()); } TEST_F(DebugTest, Debug3) { EXPECT_NE(0u, callMain(lshal, { "lshal", "debug", "android.hardware.tests.doesnotexist@1.0::IDoesNotExist", })); EXPECT_THAT(err.str(), HasSubstr("does not exist")); } class MockLshal : public Lshal { public: MockLshal() {} ~MockLshal() = default; MOCK_CONST_METHOD0(out, NullableOStream<std::ostream>()); MOCK_CONST_METHOD0(err, NullableOStream<std::ostream>()); }; // expose protected fields and methods for ListCommand class MockListCommand : public ListCommand { public: MockListCommand(Lshal* lshal) : ListCommand(*lshal) {} Status parseArgs(const Arg& arg) { return ListCommand::parseArgs(arg); } Status main(const Arg& arg) { return ListCommand::main(arg); } void forEachTable(const std::function<void(Table &)> &f) { return ListCommand::forEachTable(f); } void forEachTable(const std::function<void(const Table &)> &f) const { return ListCommand::forEachTable(f); } Status fetch() { return ListCommand::fetch(); } void dumpVintf(const NullableOStream<std::ostream>& out) { return ListCommand::dumpVintf(out); } void internalPostprocess() { ListCommand::postprocess(); } const PidInfo* getPidInfoCached(pid_t serverPid) { return ListCommand::getPidInfoCached(serverPid); } MOCK_METHOD0(postprocess, void()); MOCK_CONST_METHOD2(getPidInfo, bool(pid_t, PidInfo*)); MOCK_CONST_METHOD1(parseCmdline, std::string(pid_t)); MOCK_METHOD1(getPartition, Partition(pid_t)); }; class ListParseArgsTest : public ::testing::Test { public: void SetUp() override { mockLshal = std::make_unique<NiceMock<MockLshal>>(); mockList = std::make_unique<MockListCommand>(mockLshal.get()); // ListCommand::parseArgs should parse arguments from the second element optind = 1; } std::unique_ptr<MockLshal> mockLshal; std::unique_ptr<MockListCommand> mockList; std::stringstream output; }; TEST_F(ListParseArgsTest, Args) { EXPECT_EQ(0u, mockList->parseArgs(createArg({"lshal", "-p", "-i", "-a", "-c"}))); mockList->forEachTable([](const Table& table) { EXPECT_EQ(SelectedColumns({TableColumnType::SERVER_PID, TableColumnType::INTERFACE_NAME, TableColumnType::SERVER_ADDR, TableColumnType::CLIENT_PIDS}), table.getSelectedColumns()); }); } TEST_F(ListParseArgsTest, Cmds) { EXPECT_EQ(0u, mockList->parseArgs(createArg({"lshal", "-m"}))); mockList->forEachTable([](const Table& table) { EXPECT_THAT(table.getSelectedColumns(), Not(Contains(TableColumnType::SERVER_PID))) << "should not print server PID with -m"; EXPECT_THAT(table.getSelectedColumns(), Not(Contains(TableColumnType::CLIENT_PIDS))) << "should not print client PIDs with -m"; EXPECT_THAT(table.getSelectedColumns(), Contains(TableColumnType::SERVER_CMD)) << "should print server cmd with -m"; EXPECT_THAT(table.getSelectedColumns(), Contains(TableColumnType::CLIENT_CMDS)) << "should print client cmds with -m"; }); } TEST_F(ListParseArgsTest, DebugAndNeat) { ON_CALL(*mockLshal, err()).WillByDefault(Return(NullableOStream<std::ostream>(output))); EXPECT_NE(0u, mockList->parseArgs(createArg({"lshal", "--neat", "-d"}))); EXPECT_THAT(output.str(), StrNe("")); } /// Fetch Test // A set of deterministic functions to generate fake debug infos. static uint64_t getPtr(pid_t serverId) { return 10000 + serverId; } static std::vector<pid_t> getClients(pid_t serverId) { return {serverId + 1, serverId + 3}; } static PidInfo getPidInfoFromId(pid_t serverId) { PidInfo info; info.refPids[getPtr(serverId)] = getClients(serverId); info.threadUsage = 10 + serverId; info.threadCount = 20 + serverId; return info; } static std::string getInterfaceName(pid_t serverId) { return "a.h.foo" + std::to_string(serverId) + "@" + std::to_string(serverId) + ".0::IFoo"; } static std::string getInstanceName(pid_t serverId) { return std::to_string(serverId); } static pid_t getIdFromInstanceName(const hidl_string& instance) { return atoi(instance.c_str()); } static std::string getFqInstanceName(pid_t serverId) { return getInterfaceName(serverId) + "/" + getInstanceName(serverId); } static std::string getCmdlineFromId(pid_t serverId) { if (serverId == NO_PID) return ""; return "command_line_" + std::to_string(serverId); } static bool getIsReleasedFromId(pid_t p) { return p % 2 == 0; } static hidl_hash getHashFromId(pid_t serverId) { hidl_hash hash; bool isReleased = getIsReleasedFromId(serverId); for (size_t i = 0; i < hash.size(); ++i) { hash[i] = isReleased ? static_cast<uint8_t>(serverId) : 0u; } return hash; } // Fake service returned by mocked IServiceManager::get. class TestService : public IBase { public: TestService(pid_t id) : mId(id) {} hardware::Return<void> getDebugInfo(getDebugInfo_cb cb) override { cb({ mId /* pid */, getPtr(mId), DebugInfo::Architecture::IS_64BIT }); return hardware::Void(); } hardware::Return<void> interfaceChain(interfaceChain_cb cb) override { cb({getInterfaceName(mId), IBase::descriptor}); return hardware::Void(); } hardware::Return<void> getHashChain(getHashChain_cb cb) override { cb({getHashFromId(mId), getHashFromId(0xff)}); return hardware::Void(); } private: pid_t mId; }; class ListTest : public ::testing::Test { public: void SetUp() override { initMockServiceManager(); lshal = std::make_unique<Lshal>(out, err, serviceManager, passthruManager); initMockList(); } void initMockList() { mockList = std::make_unique<NiceMock<MockListCommand>>(lshal.get()); ON_CALL(*mockList, getPidInfo(_,_)).WillByDefault(Invoke( [](pid_t serverPid, PidInfo* info) { *info = getPidInfoFromId(serverPid); return true; })); ON_CALL(*mockList, parseCmdline(_)).WillByDefault(Invoke(&getCmdlineFromId)); ON_CALL(*mockList, postprocess()).WillByDefault(Invoke([&]() { mockList->internalPostprocess(); size_t i = 0; mockList->forEachTable([&](Table& table) { table.setDescription("[fake description " + std::to_string(i++) + "]"); }); })); ON_CALL(*mockList, getPartition(_)).WillByDefault(Return(Partition::VENDOR)); } void initMockServiceManager() { serviceManager = new testing::NiceMock<MockServiceManager>(); passthruManager = new testing::NiceMock<MockServiceManager>(); using A = DebugInfo::Architecture; ON_CALL(*serviceManager, list(_)).WillByDefault(Invoke( [] (IServiceManager::list_cb cb) { cb({ getFqInstanceName(1), getFqInstanceName(2) }); return hardware::Void(); })); ON_CALL(*serviceManager, get(_, _)).WillByDefault(Invoke( [&](const hidl_string&, const hidl_string& instance) { int id = getIdFromInstanceName(instance); return sp<IBase>(new TestService(id)); })); ON_CALL(*serviceManager, debugDump(_)).WillByDefault(Invoke( [] (IServiceManager::debugDump_cb cb) { cb({InstanceDebugInfo{getInterfaceName(3), getInstanceName(3), 3, getClients(3), A::IS_32BIT}, InstanceDebugInfo{getInterfaceName(4), getInstanceName(4), 4, getClients(4), A::IS_32BIT}}); return hardware::Void(); })); ON_CALL(*passthruManager, debugDump(_)).WillByDefault(Invoke( [] (IServiceManager::debugDump_cb cb) { cb({InstanceDebugInfo{getInterfaceName(5), getInstanceName(5), 5, getClients(5), A::IS_32BIT}, InstanceDebugInfo{getInterfaceName(6), getInstanceName(6), 6, getClients(6), A::IS_32BIT}}); return hardware::Void(); })); } std::stringstream err; std::stringstream out; std::unique_ptr<Lshal> lshal; std::unique_ptr<MockListCommand> mockList; sp<MockServiceManager> serviceManager; sp<MockServiceManager> passthruManager; }; TEST_F(ListTest, GetPidInfoCached) { EXPECT_CALL(*mockList, getPidInfo(5, _)).Times(1); EXPECT_NE(nullptr, mockList->getPidInfoCached(5)); EXPECT_NE(nullptr, mockList->getPidInfoCached(5)); } TEST_F(ListTest, Fetch) { EXPECT_EQ(0u, mockList->fetch()); std::array<std::string, 6> transports{{"hwbinder", "hwbinder", "passthrough", "passthrough", "passthrough", "passthrough"}}; std::array<Architecture, 6> archs{{ARCH64, ARCH64, ARCH32, ARCH32, ARCH32, ARCH32}}; int id = 1; mockList->forEachTable([&](const Table& table) { ASSERT_EQ(2u, table.size()); for (const auto& entry : table) { const auto& transport = transports[id - 1]; TableEntry expected{ .interfaceName = getFqInstanceName(id), .transport = transport, .serverPid = transport == "hwbinder" ? id : NO_PID, .threadUsage = transport == "hwbinder" ? getPidInfoFromId(id).threadUsage : 0, .threadCount = transport == "hwbinder" ? getPidInfoFromId(id).threadCount : 0, .serverCmdline = {}, .serverObjectAddress = transport == "hwbinder" ? getPtr(id) : NO_PTR, .clientPids = getClients(id), .clientCmdlines = {}, .arch = archs[id - 1], }; EXPECT_EQ(expected, entry) << expected.to_string() << " vs. " << entry.to_string(); ++id; } }); } TEST_F(ListTest, DumpVintf) { const std::string expected = "<!-- \n" " This is a skeleton device manifest. Notes: \n" + ListCommand::INIT_VINTF_NOTES + "-->\n" "<manifest version=\"1.0\" type=\"device\">\n" " <hal format=\"hidl\">\n" " <name>a.h.foo1</name>\n" " <transport>hwbinder</transport>\n" " <version>1.0</version>\n" " <interface>\n" " <name>IFoo</name>\n" " <instance>1</instance>\n" " </interface>\n" " </hal>\n" " <hal format=\"hidl\">\n" " <name>a.h.foo2</name>\n" " <transport>hwbinder</transport>\n" " <version>2.0</version>\n" " <interface>\n" " <name>IFoo</name>\n" " <instance>2</instance>\n" " </interface>\n" " </hal>\n" " <hal format=\"hidl\">\n" " <name>a.h.foo3</name>\n" " <transport arch=\"32\">passthrough</transport>\n" " <version>3.0</version>\n" " <interface>\n" " <name>IFoo</name>\n" " <instance>3</instance>\n" " </interface>\n" " </hal>\n" " <hal format=\"hidl\">\n" " <name>a.h.foo4</name>\n" " <transport arch=\"32\">passthrough</transport>\n" " <version>4.0</version>\n" " <interface>\n" " <name>IFoo</name>\n" " <instance>4</instance>\n" " </interface>\n" " </hal>\n" " <hal format=\"hidl\">\n" " <name>a.h.foo5</name>\n" " <transport arch=\"32\">passthrough</transport>\n" " <version>5.0</version>\n" " </hal>\n" " <hal format=\"hidl\">\n" " <name>a.h.foo6</name>\n" " <transport arch=\"32\">passthrough</transport>\n" " <version>6.0</version>\n" " </hal>\n" "</manifest>\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal", "--init-vintf"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); vintf::HalManifest m; EXPECT_EQ(true, vintf::gHalManifestConverter(&m, out.str())) << "--init-vintf does not emit valid HAL manifest: " << vintf::gHalManifestConverter.lastError(); } // test default columns TEST_F(ListTest, DumpDefault) { const std::string expected = "[fake description 0]\n" "R Interface Thread Use Server Clients\n" " a.h.foo1@1.0::IFoo/1 11/21 1 2 4\n" "Y a.h.foo2@2.0::IFoo/2 12/22 2 3 5\n" "\n" "[fake description 1]\n" "R Interface Thread Use Server Clients\n" " a.h.foo3@3.0::IFoo/3 N/A N/A 4 6\n" " a.h.foo4@4.0::IFoo/4 N/A N/A 5 7\n" "\n" "[fake description 2]\n" "R Interface Thread Use Server Clients\n" " a.h.foo5@5.0::IFoo/5 N/A N/A 6 8\n" " a.h.foo6@6.0::IFoo/6 N/A N/A 7 9\n" "\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); } TEST_F(ListTest, DumpHash) { const std::string expected = "[fake description 0]\n" "Interface R Hash\n" "a.h.foo1@1.0::IFoo/1 0000000000000000000000000000000000000000000000000000000000000000\n" "a.h.foo2@2.0::IFoo/2 Y 0202020202020202020202020202020202020202020202020202020202020202\n" "\n" "[fake description 1]\n" "Interface R Hash\n" "a.h.foo3@3.0::IFoo/3 \n" "a.h.foo4@4.0::IFoo/4 \n" "\n" "[fake description 2]\n" "Interface R Hash\n" "a.h.foo5@5.0::IFoo/5 \n" "a.h.foo6@6.0::IFoo/6 \n" "\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal", "-ils"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); } TEST_F(ListTest, Dump) { const std::string expected = "[fake description 0]\n" "Interface Transport Arch Thread Use Server PTR Clients\n" "a.h.foo1@1.0::IFoo/1 hwbinder 64 11/21 1 0000000000002711 2 4\n" "a.h.foo2@2.0::IFoo/2 hwbinder 64 12/22 2 0000000000002712 3 5\n" "\n" "[fake description 1]\n" "Interface Transport Arch Thread Use Server PTR Clients\n" "a.h.foo3@3.0::IFoo/3 passthrough 32 N/A N/A N/A 4 6\n" "a.h.foo4@4.0::IFoo/4 passthrough 32 N/A N/A N/A 5 7\n" "\n" "[fake description 2]\n" "Interface Transport Arch Thread Use Server PTR Clients\n" "a.h.foo5@5.0::IFoo/5 passthrough 32 N/A N/A N/A 6 8\n" "a.h.foo6@6.0::IFoo/6 passthrough 32 N/A N/A N/A 7 9\n" "\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal", "-itrepac"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); } TEST_F(ListTest, DumpCmdline) { const std::string expected = "[fake description 0]\n" "Interface Transport Arch Thread Use Server CMD PTR Clients CMD\n" "a.h.foo1@1.0::IFoo/1 hwbinder 64 11/21 command_line_1 0000000000002711 command_line_2;command_line_4\n" "a.h.foo2@2.0::IFoo/2 hwbinder 64 12/22 command_line_2 0000000000002712 command_line_3;command_line_5\n" "\n" "[fake description 1]\n" "Interface Transport Arch Thread Use Server CMD PTR Clients CMD\n" "a.h.foo3@3.0::IFoo/3 passthrough 32 N/A N/A command_line_4;command_line_6\n" "a.h.foo4@4.0::IFoo/4 passthrough 32 N/A N/A command_line_5;command_line_7\n" "\n" "[fake description 2]\n" "Interface Transport Arch Thread Use Server CMD PTR Clients CMD\n" "a.h.foo5@5.0::IFoo/5 passthrough 32 N/A N/A command_line_6;command_line_8\n" "a.h.foo6@6.0::IFoo/6 passthrough 32 N/A N/A command_line_7;command_line_9\n" "\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal", "-itrepacm"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); } TEST_F(ListTest, DumpNeat) { const std::string expected = "a.h.foo1@1.0::IFoo/1 11/21 1 2 4\n" "a.h.foo2@2.0::IFoo/2 12/22 2 3 5\n" "a.h.foo3@3.0::IFoo/3 N/A N/A 4 6\n" "a.h.foo4@4.0::IFoo/4 N/A N/A 5 7\n" "a.h.foo5@5.0::IFoo/5 N/A N/A 6 8\n" "a.h.foo6@6.0::IFoo/6 N/A N/A 7 9\n"; optind = 1; // mimic Lshal::parseArg() EXPECT_EQ(0u, mockList->main(createArg({"lshal", "-iepc", "--neat"}))); EXPECT_EQ(expected, out.str()); EXPECT_EQ("", err.str()); } class HelpTest : public ::testing::Test { public: void SetUp() override { lshal = std::make_unique<Lshal>(out, err, new MockServiceManager() /* serviceManager */, new MockServiceManager() /* passthruManager */); } std::stringstream err; std::stringstream out; std::unique_ptr<Lshal> lshal; }; TEST_F(HelpTest, GlobalUsage) { (void)callMain(lshal, {"lshal", "--help"}); // ignore return std::string errStr = err.str(); EXPECT_THAT(errStr, ContainsRegex("(^|\n)commands:($|\n)")) << "`lshal --help` does not contain global usage"; EXPECT_THAT(errStr, ContainsRegex("(^|\n)list:($|\n)")) << "`lshal --help` does not contain usage for 'list' command"; EXPECT_THAT(errStr, ContainsRegex("(^|\n)debug:($|\n)")) << "`lshal --help` does not contain usage for 'debug' command"; EXPECT_THAT(errStr, ContainsRegex("(^|\n)help:($|\n)")) << "`lshal --help` does not contain usage for 'help' command"; err.str(""); (void)callMain(lshal, {"lshal", "help"}); // ignore return EXPECT_EQ(errStr, err.str()) << "`lshal help` should have the same output as `lshal --help`"; err.str(""); EXPECT_NE(0u, callMain(lshal, {"lshal", "--unknown-option"})); EXPECT_THAT(err.str(), ContainsRegex("unrecognized option")); EXPECT_THAT(err.str(), EndsWith(errStr)) << "`lshal --unknown-option` should have the same output as `lshal --help`"; EXPECT_EQ("", out.str()); } TEST_F(HelpTest, UnknownOptionList1) { (void)callMain(lshal, {"lshal", "help", "list"}); EXPECT_THAT(err.str(), ContainsRegex("(^|\n)list:($|\n)")) << "`lshal help list` does not contain usage for 'list' command"; } TEST_F(HelpTest, UnknownOptionList2) { EXPECT_NE(0u, callMain(lshal, {"lshal", "list", "--unknown-option"})); EXPECT_THAT(err.str(), ContainsRegex("unrecognized option")); EXPECT_THAT(err.str(), ContainsRegex("(^|\n)list:($|\n)")) << "`lshal list --unknown-option` does not contain usage for 'list' command"; EXPECT_EQ("", out.str()); } TEST_F(HelpTest, UnknownOptionHelp1) { (void)callMain(lshal, {"lshal", "help", "help"}); EXPECT_THAT(err.str(), ContainsRegex("(^|\n)help:($|\n)")) << "`lshal help help` does not contain usage for 'help' command"; } TEST_F(HelpTest, UnknownOptionHelp2) { (void)callMain(lshal, {"lshal", "help", "--unknown-option"}); EXPECT_THAT(err.str(), ContainsRegex("(^|\n)help:($|\n)")) << "`lshal help --unknown-option` does not contain usage for 'help' command"; EXPECT_EQ("", out.str()); } } // namespace lshal } // namespace android int main(int argc, char **argv) { ::testing::InitGoogleMock(&argc, argv); return RUN_ALL_TESTS(); }