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Commit 92096000 authored by Yu Shan's avatar Yu Shan
Browse files

Support debug setValue. 

Test: atest android.hardware.automotive.vehicle@2.0-default-impl-unit-tests
Bug: 193565753
Change-Id: I603f9fb986b2b131d05a23fb1cc1517f99c5bf0a
parent 612dbf6f

automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHalServer.cpp

+91 −5
Original line number Diff line number Diff line
@@ -370,10 +370,11 @@ IVehicleServer::DumpResult DefaultVehicleHalServer::onDump( 
        return result;

    }



    return debug(options);

    return debugCommand(options);

}



IVehicleServer::DumpResult DefaultVehicleHalServer::debug(const std::vector<std::string>& options) {

IVehicleServer::DumpResult DefaultVehicleHalServer::debugCommand(

        const std::vector<std::string>& options) {

    DumpResult result;

    // This is a debug command for the HAL, caller should not continue to dump state.

    result.callerShouldDumpState = false;
@@ -389,7 +390,9 @@ IVehicleServer::DumpResult DefaultVehicleHalServer::debug(const std::vector<std: 
        result.buffer += getHelpInfo();

        return result;

    } else if (command == "--genfakedata") {

        return genFakeData(options);

        return genFakeDataCommand(options);

    } else if (command == "--setint" || command == "--setfloat" || command == "--setbool") {

        return setValueCommand(options);

    }



    result.buffer += "Unknown command: \"" + command + "\"\n";
@@ -411,10 +414,19 @@ std::string DefaultVehicleHalServer::getHelpInfo() { 
           "\tStop a json generator: \n"

           "\t--debughal --genfakedata --stopjson [jsonFilePath(string)]\n"

           "\tGenerate key press: \n"

           "\t--debughal --genfakedata --keypress [keyCode(int32)] [display[int32]]\n";

}



IVehicleServer::DumpResult DefaultVehicleHalServer::genFakeData(

           "\t--debughal --genfakedata --keypress [keyCode(int32)] [display[int32]]\n"

           "\tSet a int property value: \n"

           "\t--setint [propID(int32)] [value(int32)] [timestamp(int64)] "

           "[areaID(int32)(optional)]\n"

           "\tSet a boolean property value: \n"

           "\t--setbool [propID(int32)] [value(\"true\"/\"false\")] [timestamp(int64)] "

           "[areaID(int32)(optional)]\n"

           "\tSet a float property value: \n"

           "\t--setfloat [propID(int32)] [value(float)] [timestamp(int64)] "

           "[areaID(int32)(optional)]\n";

}



IVehicleServer::DumpResult DefaultVehicleHalServer::genFakeDataCommand(

        const std::vector<std::string>& options) {

    DumpResult result;

    // This is a debug command for the HAL, caller should not continue to dump state.
@@ -597,6 +609,80 @@ void DefaultVehicleHalServer::overrideProperties(const char* overrideDir) { 
    }

}



IVehicleServer::DumpResult DefaultVehicleHalServer::setValueCommand(

        const std::vector<std::string>& options) {

    DumpResult result;

    // This is a debug command for the HAL, caller should not continue to dump state.

    result.callerShouldDumpState = false;

    // --debughal --set* [propID(int32)] [value] [timestamp(int64)]

    // [areaId(int32)(optional)]

    if (options.size() != 5 && options.size() != 6) {

        result.buffer +=

                "incorrect argument count, need 5 or 6 arguments for --setint or --setfloat or "

                "--setbool\n";

        result.buffer += getHelpInfo();

        return result;

    }

    std::unique_ptr<VehiclePropValue> updatedPropValue;

    int32_t propId;

    int32_t intValue;

    float floatValue;

    int64_t timestamp;

    int32_t areaId = 0;

    if (options[1] == "--setint") {

        updatedPropValue = std::move(createVehiclePropValue(VehiclePropertyType::INT32, 1));

        if (!android::base::ParseInt(options[3], &intValue)) {

            result.buffer += "failed to parse value as int: \"" + options[3] + "\"\n";

            result.buffer += getHelpInfo();

            return result;

        }

        updatedPropValue->value.int32Values[0] = intValue;

    } else if (options[1] == "--setbool") {

        updatedPropValue = std::move(createVehiclePropValue(VehiclePropertyType::BOOLEAN, 1));

        if (options[3] == "true" || options[3] == "True") {

            updatedPropValue->value.int32Values[0] = 1;

        } else if (options[3] == "false" || options[3] == "False") {

            updatedPropValue->value.int32Values[0] = 0;

        } else {

            result.buffer += "failed to parse value as bool, only accepts true/false: \"" +

                             options[3] + "\"\n";

            result.buffer += getHelpInfo();

            return result;

        }

    } else {

        updatedPropValue = std::move(createVehiclePropValue(VehiclePropertyType::FLOAT, 1));

        if (!android::base::ParseFloat(options[3], &floatValue)) {

            result.buffer += "failed to parse value as float: \"" + options[3] + "\"\n";

            result.buffer += getHelpInfo();

            return result;

        }

        updatedPropValue->value.floatValues[0] = floatValue;

    }

    if (!android::base::ParseInt(options[2], &propId)) {

        result.buffer += "failed to parse propID as int: \"" + options[2] + "\"\n";

        result.buffer += getHelpInfo();

        return result;

    }

    updatedPropValue->prop = propId;

    if (!android::base::ParseInt(options[4], &timestamp)) {

        result.buffer += "failed to parse timestamp as int: \"" + options[4] + "\"\n";

        result.buffer += getHelpInfo();

        return result;

    }

    updatedPropValue->timestamp = timestamp;

    if (options.size() == 6) {

        if (!android::base::ParseInt(options[5], &areaId)) {

            result.buffer += "failed to parse areaID as int: \"" + options[5] + "\"\n";

            result.buffer += getHelpInfo();

            return result;

        }

    }

    updatedPropValue->areaId = areaId;



    onPropertyValueFromCar(*updatedPropValue, /*updateStatus=*/true);

    return result;

}



}  // namespace impl



}  // namespace V2_0

automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHalServer.h

+14 −2
Original line number Diff line number Diff line
@@ -45,6 +45,9 @@ class DefaultVehicleHalServer : public IVehicleServer { 


    StatusCode onSetProperty(const VehiclePropValue& value, bool updateStatus) override;



    // Dump/debug the Default VHAL server. If options is empty, the internal information for the

    // server would be dumped. Otherwise, the options would be treated as debug commands and sent

    // to debug function to handle the commands.

    DumpResult onDump(const std::vector<std::string>& options) override;



    // Set the Property Value Pool used in this server
@@ -67,16 +70,25 @@ class DefaultVehicleHalServer : public IVehicleServer { 


    void storePropInitialValue(const ConfigDeclaration& config);



    DumpResult debug(const std::vector<std::string>& options);

    // Handles debug commands. The first option must be "--debughal" otherwise the command would be

    // ignored. The second option specifies the operations to execute. Different operations require

    // different input options, for detail, see the helpInfo printed by getHelpInfo().

    DumpResult debugCommand(const std::vector<std::string>& options);



    // Gets help info. Contains the usage for different debug commands.

    std::string getHelpInfo();



    DumpResult genFakeData(const std::vector<std::string>& options);

    // If "persist.vendor.vhal_init_value_override" is true, try to override the properties default

    // values according to JSON files in 'overrideDir'. Would be called in constructor using

    // VENDOR_OVERRIDE_DIR as overrideDir.

    void maybeOverrideProperties(const char* overrideDir);



    // Handles "--genfakedata" debug command.

    DumpResult genFakeDataCommand(const std::vector<std::string>& options);



    // Handles "--setint" or "--setfloat" or "--setbool" debug command.

    DumpResult setValueCommand(const std::vector<std::string>& options);



  protected:

    GeneratorHub mGeneratorHub{

            [this](const VehiclePropValue& value) { return onFakeValueGenerated(value); }};

automotive/vehicle/2.0/default/impl/vhal_v2_0/tests/DefaultVhalImpl_test.cpp

+129 −1
Original line number Diff line number Diff line
@@ -71,6 +71,8 @@ using ::android::hardware::automotive::vehicle::V2_0::VehiclePropValuePool; 
using ::android::hardware::automotive::vehicle::V2_0::impl::DefaultVehicleConnector;

using ::android::hardware::automotive::vehicle::V2_0::impl::DefaultVehicleHal;

using ::android::hardware::automotive::vehicle::V2_0::impl::DefaultVhalImplTestHelper;

using ::android::hardware::automotive::vehicle::V2_0::impl::DOOR_1_LEFT;

using ::android::hardware::automotive::vehicle::V2_0::impl::DOOR_1_RIGHT;

using ::android::hardware::automotive::vehicle::V2_0::impl::HVAC_ALL;

using ::android::hardware::automotive::vehicle::V2_0::impl::HVAC_LEFT;

using ::android::hardware::automotive::vehicle::V2_0::impl::HVAC_RIGHT;
@@ -661,7 +663,28 @@ std::vector<OptionsTestCase> GenInvalidOptions() { 
             "failed to parse keyCode as int: \"0.1\""},

            {"genfakedata_keypress_invalid_display",

             {"--debughal", "--genfakedata", "--keypress", "1", "0.1"},

             "failed to parse display as int: \"0.1\""}};

             "failed to parse display as int: \"0.1\""},

            {"setint_no_args", {"--debughal", "--setint"}, "incorrect argument count"},

            {"setint_invalid_prop_id",

             {"--debughal", "--setint", "abcd", "0", "0", "0"},

             "failed to parse propID as int: \"abcd\""},

            {"setint_invalid_value",

             {"--debughal", "--setint", "0", "1.1", "0", "0"},

             "failed to parse value as int: \"1.1\""},

            {"setint_invalid_timestamp",

             {"--debughal", "--setint", "0", "0", "1.1", "0"},

             "failed to parse timestamp as int: \"1.1\""},

            {"setint_invalid_areaId",

             {"--debughal", "--setint", "0", "0", "0", "1.1"},

             "failed to parse areaID as int: \"1.1\""},

            {"setbool_no_args", {"--debughal", "--setbool"}, "incorrect argument count"},

            {"setbool_invalid_value",

             {"--debughal", "--setbool", "0", "1", "0", "0"},

             "failed to parse value as bool"},

            {"setfloat_no_args", {"--debughal", "--setfloat"}, "incorrect argument count"},

            {"setfloat_invalid_value",

             {"--debughal", "--setfloat", "0", "abcd", "0", "0"},

             "failed to parse value as float: \"abcd\""}};

}



INSTANTIATE_TEST_SUITE_P(
@@ -1263,4 +1286,109 @@ TEST_F(DefaultVhalImplTest, testInitialUserInfo) { 
    EXPECT_EQ(0, events[0]->value.int32Values[3]);

}



TEST_F(DefaultVhalImplTest, testDebugSetInt) {

    hidl_vec<hidl_string> options = {"--debughal", "--setint",

                                     getPropIdString(VehicleProperty::INFO_MODEL_YEAR), "2022",

                                     "1000"};

    hidl_handle fd = {};

    int memfd = createMemfd(&fd);

    // Clear existing events.

    mEventQueue.flush();



    EXPECT_FALSE(mHal->dump(fd, options));



    lseek(memfd, 0, SEEK_SET);

    char buf[10240] = {};

    // The dumped info should be empty.

    read(memfd, buf, sizeof(buf));

    EXPECT_STREQ("", buf);



    auto events = mEventQueue.flush();

    ASSERT_EQ((size_t)1, events.size());

    ASSERT_EQ((size_t)1, events[0]->value.int32Values.size());

    EXPECT_EQ(2022, events[0]->value.int32Values[0]);

    EXPECT_EQ(1000, events[0]->timestamp);



    VehiclePropValue value;

    StatusCode status;

    value.prop = toInt(VehicleProperty::INFO_MODEL_YEAR);

    auto gotValue = mHal->get(value, &status);

    ASSERT_EQ(StatusCode::OK, status);

    ASSERT_EQ((size_t)1, gotValue->value.int32Values.size());

    EXPECT_EQ(2022, gotValue->value.int32Values[0]);

}



TEST_F(DefaultVhalImplTest, testDebugSetBool) {

    char doorLeft[100];

    snprintf(doorLeft, sizeof(doorLeft), "%d", DOOR_1_LEFT);

    hidl_vec<hidl_string> options = {

            "--debughal", "--setbool", getPropIdString(VehicleProperty::DOOR_LOCK),

            "false",      "1000",      doorLeft};

    hidl_handle fd = {};

    int memfd = createMemfd(&fd);

    // Clear existing events.

    mEventQueue.flush();



    EXPECT_FALSE(mHal->dump(fd, options));



    lseek(memfd, 0, SEEK_SET);

    char buf[10240] = {};

    // The dumped info should be empty.

    read(memfd, buf, sizeof(buf));

    EXPECT_STREQ("", buf);



    auto events = mEventQueue.flush();

    ASSERT_EQ((size_t)1, events.size());

    EXPECT_EQ(0, events[0]->value.int32Values[0]);

    EXPECT_EQ(DOOR_1_LEFT, events[0]->areaId);

    EXPECT_EQ(1000, events[0]->timestamp);



    VehiclePropValue value;

    StatusCode status;

    value.prop = toInt(VehicleProperty::DOOR_LOCK);

    value.areaId = DOOR_1_LEFT;

    auto gotValue = mHal->get(value, &status);

    ASSERT_EQ(StatusCode::OK, status);

    ASSERT_EQ((size_t)1, gotValue->value.int32Values.size());

    EXPECT_EQ(0, gotValue->value.int32Values[0]);



    value.areaId = DOOR_1_RIGHT;

    gotValue = mHal->get(value, &status);

    ASSERT_EQ(StatusCode::OK, status);

    ASSERT_EQ((size_t)1, gotValue->value.int32Values.size());

    EXPECT_EQ(1, gotValue->value.int32Values[0]);

}



TEST_F(DefaultVhalImplTest, testDebugSetFloat) {

    hidl_vec<hidl_string> options = {"--debughal", "--setfloat",

                                     getPropIdString(VehicleProperty::INFO_FUEL_CAPACITY), "10.5",

                                     "1000"};

    hidl_handle fd = {};

    int memfd = createMemfd(&fd);

    // Clear existing events.

    mEventQueue.flush();



    EXPECT_FALSE(mHal->dump(fd, options));



    lseek(memfd, 0, SEEK_SET);

    char buf[10240] = {};

    // The dumped info should be empty.

    read(memfd, buf, sizeof(buf));

    EXPECT_STREQ("", buf);



    auto events = mEventQueue.flush();

    ASSERT_EQ((size_t)1, events.size());

    ASSERT_EQ((size_t)1, events[0]->value.floatValues.size());

    EXPECT_EQ(10.5, events[0]->value.floatValues[0]);

    EXPECT_EQ(1000, events[0]->timestamp);



    VehiclePropValue value;

    StatusCode status;

    value.prop = toInt(VehicleProperty::INFO_FUEL_CAPACITY);

    auto gotValue = mHal->get(value, &status);

    ASSERT_EQ(StatusCode::OK, status);

    ASSERT_EQ((size_t)1, gotValue->value.floatValues.size());

    EXPECT_EQ(10.5, gotValue->value.floatValues[0]);

}



}  // namespace