blob: 1feae9d50fc36b264f4d82aaaa2f05d00c2332ca [file] [log] [blame]
/*
* Copyright (C) 2016 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 "nfc_hidl_hal_test"
#include <android-base/logging.h>
#include <android/hardware/nfc/1.0/INfc.h>
#include <android/hardware/nfc/1.0/INfcClientCallback.h>
#include <android/hardware/nfc/1.0/types.h>
#include <gtest/gtest.h>
#include <hardware/nfc.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
#include <VtsHalHidlTargetCallbackBase.h>
using ::android::hardware::nfc::V1_0::INfc;
using ::android::hardware::nfc::V1_0::INfcClientCallback;
using ::android::hardware::nfc::V1_0::NfcEvent;
using ::android::hardware::nfc::V1_0::NfcStatus;
using ::android::hardware::nfc::V1_0::NfcData;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::hidl_vec;
using ::android::sp;
/* NCI Commands */
#define CORE_RESET_CMD \
{ 0x20, 0x00, 0x01, 0x00 }
#define CORE_RESET_CMD_CONFIG_RESET \
{ 0x20, 0x00, 0x01, 0x01 }
#define CORE_CONN_CREATE_CMD \
{ 0x20, 0x04, 0x02, 0x01, 0x00 }
#define CORE_INIT_CMD \
{ 0x20, 0x01, 0x00 }
#define CORE_INIT_CMD_NCI20 \
{ 0x20, 0x01, 0x02, 0x00, 0x00 }
#define INVALID_COMMAND \
{ 0x20, 0x00, 0x00 }
#define LOOP_BACK_HEADER_SIZE 3
#define SYNTAX_ERROR 5
#define NUMBER_LOOPS 3922
#define NCI_VERSION_1_1 0x11
#define NCI_VERSION_2 0x20
#define TIMEOUT_PERIOD 5
constexpr char kCallbackNameSendEvent[] = "sendEvent";
constexpr char kCallbackNameSendData[] = "sendData";
class NfcClientCallbackArgs {
public:
NfcEvent last_event_;
NfcStatus last_status_;
NfcData last_data_;
};
/* Callback class for data & Event. */
class NfcClientCallback
: public ::testing::VtsHalHidlTargetCallbackBase<NfcClientCallbackArgs>,
public INfcClientCallback {
public:
virtual ~NfcClientCallback() = default;
/* sendEvent callback function - Records the Event & Status
* and notifies the TEST
**/
Return<void> sendEvent(NfcEvent event, NfcStatus event_status) override {
NfcClientCallbackArgs args;
args.last_event_ = event;
args.last_status_ = event_status;
NotifyFromCallback(kCallbackNameSendEvent, args);
return Void();
};
/* sendData callback function. Records the data and notifies the TEST*/
Return<void> sendData(const NfcData& data) override {
NfcClientCallbackArgs args;
args.last_data_ = data;
NotifyFromCallback(kCallbackNameSendData, args);
return Void();
};
};
// The main test class for NFC HIDL HAL.
class NfcHidlTest : public ::testing::TestWithParam<std::string> {
public:
virtual void SetUp() override {
nfc_ = INfc::getService(GetParam());
ASSERT_NE(nfc_, nullptr);
nfc_cb_ = new NfcClientCallback();
ASSERT_NE(nfc_cb_, nullptr);
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
/* Get the NCI version that the device supports */
std::vector<uint8_t> cmd = CORE_RESET_CMD;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_RESET_RSP
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_GE(6ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
if (res.args->last_data_.size() == 6) {
nci_version = res.args->last_data_[4];
} else {
EXPECT_EQ(4ul, res.args->last_data_.size());
nci_version = NCI_VERSION_2;
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
}
/*
* Close the hal and then re-open to make sure we are in a predictable
* state for all the tests.
*/
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
virtual void TearDown() override {
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/* NCI version the device supports
* 0x11 for NCI 1.1, 0x20 for NCI 2.0 and so forth */
uint8_t nci_version;
sp<INfc> nfc_;
sp<NfcClientCallback> nfc_cb_;
};
/*
* OpenAndClose:
* Makes an open call, waits for NfcEvent.OPEN_CPLT
* Immediately calls close() and waits for NfcEvent.CLOSE_CPLT
* Since open and close calls are a part of SetUp() and TearDown(),
* the function definition is intentionally kept empty
*/
TEST_P(NfcHidlTest, OpenAndClose) {}
/*
* WriteCoreReset:
* Sends CORE_RESET_CMD
* Waits for CORE_RESET_RSP
* Checks the status, version number and configuration status
*/
TEST_P(NfcHidlTest, WriteCoreReset) {
std::vector<uint8_t> cmd = CORE_RESET_CMD;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_RESET_RSP
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
/* The response/notification format for CORE_RESET_CMD differs
* with NCI 1.0 and 2.0. */
if (nci_version <= NCI_VERSION_1_1) {
EXPECT_EQ(6ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
EXPECT_GE(NCI_VERSION_1_1, res.args->last_data_[4]);
EXPECT_GE(1ul, res.args->last_data_[5]);
} else {
EXPECT_EQ(4ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
// Wait for CORE_RESET_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
// Check if reset trigger was due to CORE_RESET_CMD
EXPECT_LE(8ul, res.args->last_data_.size());
EXPECT_EQ(2ul, res.args->last_data_[3]);
EXPECT_GE(1ul, res.args->last_data_[4]);
EXPECT_EQ(NCI_VERSION_2, res.args->last_data_[5]);
}
}
/*
* WriteCoreResetConfigReset:
* Sends CORE_RESET_CMD_CONFIG_RESET
* Waits for CORE_RESET_RSP
* Checks the status, version number and configuration status
*/
TEST_P(NfcHidlTest, WriteCoreResetConfigReset) {
std::vector<uint8_t> cmd = CORE_RESET_CMD_CONFIG_RESET;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_RESET_RSP
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
/* The response/notification format for CORE_RESET_CMD differs
* with NCI 1.0 and 2.0. */
if (nci_version <= NCI_VERSION_1_1) {
EXPECT_EQ(6ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
EXPECT_GE(NCI_VERSION_1_1, res.args->last_data_[4]);
EXPECT_EQ(1ul, res.args->last_data_[5]);
} else {
EXPECT_EQ(4ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
// Wait for CORE_RESET_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
// Check if reset trigger was due to CORE_RESET_CMD
EXPECT_LE(8ul, res.args->last_data_.size());
EXPECT_EQ(2ul, res.args->last_data_[3]);
EXPECT_EQ(1ul, res.args->last_data_[4]);
EXPECT_EQ(NCI_VERSION_2, res.args->last_data_[5]);
}
}
/*
* WriteInvalidCommand:
* Sends an invalid command
* Waits for response
* Checks SYNTAX_ERROR status
*/
TEST_P(NfcHidlTest, WriteInvalidCommand) {
// Send an Error Command
std::vector<uint8_t> cmd = INVALID_COMMAND;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for RSP
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(4ul, res.args->last_data_.size());
EXPECT_EQ(SYNTAX_ERROR, res.args->last_data_[3]);
}
/*
* WriteInvalidAndThenValidCommand:
* Sends an Invalid command
* Waits for response
* Checks SYNTAX_ERROR status
* Repeat for 100 times appending 0xFF each time to the packet
* Send CORE_CONN_CREATE_CMD for loop-back mode
* Check the response
*/
TEST_P(NfcHidlTest, WriteInvalidAndThenValidCommand) {
std::vector<uint8_t> cmd = CORE_RESET_CMD;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_RESET_RSP
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
/* NCI 2.0 sends CORE_RESET_NTF everytime. */
if (nci_version == NCI_VERSION_2) {
// Wait for CORE_RESET_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
cmd = CORE_INIT_CMD_NCI20;
} else {
cmd = CORE_INIT_CMD;
}
data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_INIT_RSP
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
if (nci_version == NCI_VERSION_2 && res.args->last_data_.size() > 13 &&
res.args->last_data_[13] == 0x00) {
// Wait for CORE_CONN_CREDITS_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
}
// Send an Error Data Packet
cmd = INVALID_COMMAND;
data = cmd;
size_t size = data.size();
for (int i = 0; i < 100; i++) {
data.resize(++size);
data[size - 1] = 0xFF;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for response with SYNTAX_ERROR
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(4ul, res.args->last_data_.size());
EXPECT_EQ(SYNTAX_ERROR, res.args->last_data_[3]);
}
cmd = CORE_CONN_CREATE_CMD;
data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_CONN_CREATE_RSP
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(7ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
}
/*
* Bandwidth:
* Sets the loop-back mode using CORE_CONN_CREATE_CMD
* Sends max payload size data
* Waits for the response
* Checks the data received
* Repeat to send total of 1Mb data
*/
TEST_P(NfcHidlTest, Bandwidth) {
std::vector<uint8_t> cmd = CORE_RESET_CMD;
NfcData data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_RESET_RSP
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
/* NCI 2.0 sends CORE_RESET_NTF everytime. */
if (nci_version == NCI_VERSION_2) {
// Wait for CORE_RESET_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
cmd = CORE_INIT_CMD_NCI20;
} else {
cmd = CORE_INIT_CMD;
}
data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_INIT_RSP
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
if (nci_version == NCI_VERSION_2 && res.args->last_data_.size() > 13 &&
res.args->last_data_[13] == 0x00) {
// Wait for CORE_CONN_CREDITS_NTF
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
}
cmd = CORE_CONN_CREATE_CMD;
data = cmd;
EXPECT_EQ(data.size(), nfc_->write(data));
// Wait for CORE_CONN_CREATE_RSP
res = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res.no_timeout);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(7ul, res.args->last_data_.size());
EXPECT_EQ((int)NfcStatus::OK, res.args->last_data_[3]);
uint8_t conn_id = res.args->last_data_[6];
uint32_t max_payload_size = res.args->last_data_[4];
for (int loops = 0; loops < NUMBER_LOOPS; loops++) {
res.args->last_data_.resize(0);
data.resize(max_payload_size + LOOP_BACK_HEADER_SIZE);
data[0] = conn_id;
data[1] = 0x00;
data[2] = max_payload_size;
for (uint32_t i = 0; i < max_payload_size; i++) {
data[i + LOOP_BACK_HEADER_SIZE] = i;
}
EXPECT_EQ(max_payload_size + LOOP_BACK_HEADER_SIZE, nfc_->write(data));
// Wait for data and CORE_CONN_CREDITS_NTF
auto res1 = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res1.no_timeout);
auto res2 = nfc_cb_->WaitForCallback(kCallbackNameSendData);
EXPECT_TRUE(res2.no_timeout);
// Check if the same data was received back
EXPECT_TRUE(res1.args);
EXPECT_TRUE(res2.args);
NfcData credits_ntf = res1.args->last_data_;
NfcData received_data = res2.args->last_data_;
/* It is possible that CORE_CONN_CREDITS_NTF is received before data,
* Find the order and do further checks depending on that */
if (received_data.size() != data.size()) {
credits_ntf = res2.args->last_data_;
received_data = res1.args->last_data_;
}
EXPECT_EQ(data.size(), received_data.size());
for (size_t i = 0; i < data.size(); i++) {
EXPECT_EQ(data[i], received_data[i]);
}
EXPECT_EQ(6ul, credits_ntf.size());
// Check if the credit is refilled to 1
EXPECT_EQ(1, credits_ntf[5]);
}
}
/*
* PowerCycle:
* Calls powerCycle()
* Waits for NfcEvent.OPEN_CPLT
* Checks status
*/
TEST_P(NfcHidlTest, PowerCycle) {
EXPECT_EQ(NfcStatus::OK, nfc_->powerCycle());
// Wait for NfcEvent.OPEN_CPLT
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/*
* PowerCycleAfterClose:
* Calls powerCycle() after close()
* Checks status
*/
TEST_P(NfcHidlTest, PowerCycleAfterClose) {
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
EXPECT_EQ(NfcStatus::FAILED, nfc_->powerCycle());
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/*
* CoreInitialized:
* Calls coreInitialized() with different data
* Waits for NfcEvent.POST_INIT_CPLT
*/
TEST_P(NfcHidlTest, CoreInitialized) {
NfcData data;
data.resize(1);
// These parameters might lead to device specific proprietary behavior
// Using > 10 values should result in predictable and common results for
// most devices.
for (int i = 10; i <= 16; i++) {
data[0] = i;
NfcStatus status = nfc_->coreInitialized(data);
/* In case coreInitialized returned FAILED, do not wait for
* POST_INIT_CLPT event. */
if (status == NfcStatus::FAILED) continue;
EXPECT_EQ(NfcStatus::OK, status);
// Wait for NfcEvent.POST_INIT_CPLT
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::POST_INIT_CPLT, res.args->last_event_);
}
}
/*
* ControlGranted:
* Calls controlGranted()
* Checks the return value
*/
TEST_P(NfcHidlTest, ControlGranted) {
EXPECT_EQ(NfcStatus::OK, nfc_->controlGranted());
}
/*
* ControlGrantedAfterClose:
* Call controlGranted() after close
* Checks the return value
*/
TEST_P(NfcHidlTest, ControlGrantedAfterClose) {
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
EXPECT_EQ(NfcStatus::OK, nfc_->controlGranted());
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/* PreDiscover:
* Calls prediscover()
* Checks the return value
*/
TEST_P(NfcHidlTest, PreDiscover) {
EXPECT_EQ(NfcStatus::OK, nfc_->prediscover());
}
/*
* PreDiscoverAfterClose:
* Call prediscover() after close
* Checks the return value
*/
TEST_P(NfcHidlTest, PreDiscoverAfterClose) {
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
EXPECT_EQ(NfcStatus::OK, nfc_->prediscover());
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/*
* CloseAfterClose:
* Calls close() multiple times
* Checks status
*/
TEST_P(NfcHidlTest, CloseAfterClose) {
EXPECT_EQ(NfcStatus::OK, nfc_->close());
// Wait for CLOSE_CPLT event
auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
EXPECT_EQ(NfcStatus::FAILED, nfc_->close());
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
// Wait for OPEN_CPLT event
res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
EXPECT_TRUE(res.no_timeout);
EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
}
/*
* OpenAfterOpen:
* Calls open() multiple times
* Checks status
*/
TEST_P(NfcHidlTest, OpenAfterOpen) {
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
}
INSTANTIATE_TEST_SUITE_P(
PerInstance, NfcHidlTest,
testing::ValuesIn(android::hardware::getAllHalInstanceNames(INfc::descriptor)),
android::hardware::PrintInstanceNameToString);
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
std::system("svc nfc disable"); /* Turn off NFC */
sleep(5);
int status = RUN_ALL_TESTS();
LOG(INFO) << "Test result = " << status;
std::system("svc nfc enable"); /* Turn on NFC */
sleep(5);
return status;
}