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Commit f7d878e3 authored by William Escande's avatar William Escande Committed by Automerger Merge Worker
Browse files

Merge "Revert "floss: Add unittests for btm_sco_hci"" am: b72413ac 

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2247673



Change-Id: I5f31b6a8c0d2e1b8c7720ca0f25f1f1acfb9f9eb
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 450d22a5 b72413ac

system/stack/Android.bp

+0 −2
Original line number Diff line number Diff line
@@ -840,7 +840,6 @@ cc_test { 
        ":TestMockStackHcic",

        ":TestMockStackL2cap",

        ":TestMockStackSmp",

        ":TestMockUdrv",

        "acl/acl.cc",

        "acl/ble_acl.cc",

        "acl/btm_acl.cc",
@@ -872,7 +871,6 @@ cc_test { 
        "btm/hfp_msbc_encoder.cc",

        "btm/hfp_msbc_decoder.cc",

        "metrics/stack_metrics_logging.cc",

        "test/btm/sco_hci_test.cc",

        "test/btm/stack_btm_test.cc",

        "test/btm/peer_packet_types_test.cc",

        "test/common/mock_eatt.cc",

system/stack/btm/btm_sco.h

+3 −6
Original line number Diff line number Diff line
@@ -54,12 +54,9 @@ namespace bluetooth::audio::sco::wbs { 
 *    pkt_size - Length of the SCO packet. It is determined based on the BT-USB

 *    adapter's capability and alt mode setting. The value should be queried

 *    from HAL interface. It will be used to determine the size of the SCO

 *    packet buffer. Currently, the stack only supports 60 and 72.

 * Returns:

 *    The selected packet size. Will fallback to the typical mSBC packet

 *    length(60) if the pkt_size argument is not supported.

 *    packet buffer.

 */

size_t init(size_t pkt_size);

void init(size_t pkt_size);



/* Clean up when the SCO connection is done */

void cleanup();
@@ -68,7 +65,7 @@ void cleanup(); 
 * Args:

 *    data - Pointer to received packet data bytes.

 *    pkt_size - Length of input packet. Passing packet with inconsistent size

 *        from the pkt_size set in init() will fail the call.

 *        from the pkt_size set in init() will trigger a reset of the buffer.

 * Returns:

 *    The length of enqueued bytes. 0 if failed.

 */

system/stack/btm/btm_sco_hci.cc

+4 −31
Original line number Diff line number Diff line
@@ -71,13 +71,7 @@ void open() { 
  if (sco_uipc != nullptr) {

    LOG_WARN("Re-opening UIPC that is already running");

  }



  sco_uipc = UIPC_Init();

  if (sco_uipc == nullptr) {

    LOG_ERROR("%s failed to init UIPC", __func__);

    return;

  }



  UIPC_Open(*sco_uipc, UIPC_CH_ID_AV_AUDIO, sco_data_cb, SCO_HOST_DATA_PATH);

  struct group* grp = getgrnam(SCO_HOST_DATA_GROUP);

  chmod(SCO_HOST_DATA_PATH, 0770);
@@ -186,7 +180,7 @@ struct tBTM_MSBC_INFO { 
  }



 public:

  size_t init(size_t pkt_size) {

  void init(size_t pkt_size) {

    decode_buf_wo = 0;

    decode_buf_ro = 0;

    encode_buf_wo = 0;
@@ -194,7 +188,7 @@ struct tBTM_MSBC_INFO { 


    pkt_size = get_supported_packet_size(pkt_size, &buf_size);

    if (pkt_size != BTM_MSBC_PKT_LEN) check_alignment = true;

    if (pkt_size == packet_size) return packet_size;

    if (pkt_size == packet_size) return;

    packet_size = pkt_size;



    if (msbc_decode_buf) osi_free(msbc_decode_buf);
@@ -202,7 +196,6 @@ struct tBTM_MSBC_INFO { 


    if (msbc_encode_buf) osi_free(msbc_encode_buf);

    msbc_encode_buf = (uint8_t*)osi_calloc(buf_size);

    return packet_size;

  }



  void deinit() {
@@ -299,7 +292,7 @@ struct tBTM_MSBC_INFO { 


static tBTM_MSBC_INFO* msbc_info = nullptr;



size_t init(size_t pkt_size) {

void init(size_t pkt_size) {

  hfp_msbc_decoder_init();

  hfp_msbc_encoder_init();
@@ -310,7 +303,7 @@ size_t init(size_t pkt_size) { 
  }



  msbc_info = (tBTM_MSBC_INFO*)osi_calloc(sizeof(*msbc_info));

  return msbc_info->init(pkt_size);

  msbc_info->init(pkt_size);

}



void cleanup() {
@@ -338,11 +331,6 @@ size_t enqueue_packet(const uint8_t* data, size_t pkt_size) { 
    return 0;

  }



  if (data == nullptr) {

    LOG_WARN("Invalid data to enqueue");

    return 0;

  }



  if (msbc_info->check_alignment) {

    if (data[0] != BTM_MSBC_H2_HEADER_0 || data[2] != BTM_MSBC_SYNC_WORD) {

      LOG_DEBUG("Waiting for valid mSBC frame head");
@@ -368,11 +356,6 @@ size_t decode(const uint8_t** out_data) { 
    return 0;

  }



  if (out_data == nullptr) {

    LOG_WARN("%s Invalid output pointer", __func__);

    return 0;

  }



  if (msbc_info->decodable() < BTM_MSBC_PKT_LEN) {

    LOG_DEBUG("No complete mSBC packet to decode");

    return 0;
@@ -412,11 +395,6 @@ size_t encode(int16_t* data, size_t len) { 
    return 0;

  }



  if (data == nullptr) {

    LOG_WARN("Invalid data to encode");

    return 0;

  }



  if (len < BTM_MSBC_CODE_SIZE) {

    LOG_DEBUG(

        "PCM frames with size %lu is insufficient to be encoded into a mSBC "
@@ -447,11 +425,6 @@ size_t dequeue_packet(const uint8_t** output) { 
    return 0;

  }



  if (output == nullptr) {

    LOG_WARN("%s Invalid output pointer", __func__);

    return 0;

  }



  *output = msbc_info->sco_pkt_read_ptr();

  if (*output == nullptr) {

    LOG_DEBUG("Insufficient data to dequeue.");

system/stack/test/btm/sco_hci_test.cc

deleted100644 → 0
+0 −264
Original line number Diff line number Diff line 
/*

 *

 *  Copyright 2022 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 <gmock/gmock.h>

#include <gtest/gtest.h>



#include <algorithm>

#include <map>

#include <memory>



#include "stack/btm/btm_sco.h"

#include "udrv/include/uipc.h"



extern std::map<std::string, int> mock_function_count_map;

extern std::unique_ptr<tUIPC_STATE> mock_uipc_init_ret;

extern uint32_t mock_uipc_read_ret;

extern bool mock_uipc_send_ret;



namespace {



using testing::Test;



const uint8_t msbc_zero_packet[] = {

    0x01, 0x08, 0xad, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00, 0x00, 0x77, 0x6d,

    0xb6, 0xdd, 0xdb, 0x6d, 0xb7, 0x76, 0xdb, 0x6d, 0xdd, 0xb6, 0xdb, 0x77,

    0x6d, 0xb6, 0xdd, 0xdb, 0x6d, 0xb7, 0x76, 0xdb, 0x6d, 0xdd, 0xb6, 0xdb,

    0x77, 0x6d, 0xb6, 0xdd, 0xdb, 0x6d, 0xb7, 0x76, 0xdb, 0x6d, 0xdd, 0xb6,

    0xdb, 0x77, 0x6d, 0xb6, 0xdd, 0xdb, 0x6d, 0xb7, 0x76, 0xdb, 0x6c, 0x00};



class ScoHciTest : public Test {

 public:

 protected:

  void SetUp() override {

    mock_function_count_map.clear();

    mock_uipc_init_ret = nullptr;

    mock_uipc_read_ret = 0;

    mock_uipc_send_ret = true;

  }

  void TearDown() override {}

};



class ScoHciWithOpenCleanTest : public ScoHciTest {

 public:

 protected:

  void SetUp() override {

    mock_uipc_init_ret = std::make_unique<tUIPC_STATE>();

    bluetooth::audio::sco::open();

  }

  void TearDown() override { bluetooth::audio::sco::cleanup(); }

};



class ScoHciWbsWithInitCleanTest : public Test {

 public:

 protected:

  void SetUp() override { bluetooth::audio::sco::wbs::init(60); }

  void TearDown() override { bluetooth::audio::sco::wbs::cleanup(); }

};



TEST_F(ScoHciTest, ScoOverHciOpenFail) {

  bluetooth::audio::sco::open();

  ASSERT_EQ(mock_function_count_map["UIPC_Init"], 1);

  ASSERT_EQ(mock_function_count_map["UIPC_Open"], 0);

}



TEST_F(ScoHciTest, ScoOverHciOpenClean) {

  mock_uipc_init_ret = std::make_unique<tUIPC_STATE>();

  bluetooth::audio::sco::open();

  ASSERT_EQ(mock_function_count_map["UIPC_Init"], 1);

  ASSERT_EQ(mock_function_count_map["UIPC_Open"], 1);



  mock_uipc_init_ret = std::make_unique<tUIPC_STATE>();

  // Double open will override uipc

  bluetooth::audio::sco::open();

  ASSERT_EQ(mock_function_count_map["UIPC_Init"], 2);

  ASSERT_EQ(mock_function_count_map["UIPC_Open"], 2);



  bluetooth::audio::sco::cleanup();

  ASSERT_EQ(mock_function_count_map["UIPC_Close"], 1);



  // Double clean shouldn't fail

  bluetooth::audio::sco::cleanup();

  ASSERT_EQ(mock_function_count_map["UIPC_Close"], 1);

}



TEST_F(ScoHciTest, ScoOverHciReadNoOpen) {

  uint8_t buf[100];

  ASSERT_EQ(bluetooth::audio::sco::read(buf, sizeof(buf)), size_t(0));

  ASSERT_EQ(mock_function_count_map["UIPC_Read"], 0);

}



TEST_F(ScoHciWithOpenCleanTest, ScoOverHciRead) {

  uint8_t buf[100];

  mock_uipc_read_ret = sizeof(buf);

  ASSERT_EQ(bluetooth::audio::sco::read(buf, sizeof(buf)), mock_uipc_read_ret);

  ASSERT_EQ(mock_function_count_map["UIPC_Read"], 1);

}



TEST_F(ScoHciTest, ScoOverHciWriteNoOpen) {

  uint8_t buf[100];

  bluetooth::audio::sco::write(buf, sizeof(buf));

  ASSERT_EQ(mock_function_count_map["UIPC_Send"], 0);

}



TEST_F(ScoHciWithOpenCleanTest, ScoOverHciWrite) {

  uint8_t buf[100];

  ASSERT_EQ(bluetooth::audio::sco::write(buf, sizeof(buf)), sizeof(buf));

  ASSERT_EQ(mock_function_count_map["UIPC_Send"], 1);



  // Send fails

  mock_uipc_send_ret = false;

  ASSERT_EQ(bluetooth::audio::sco::write(buf, sizeof(buf)), size_t(0));

  ASSERT_EQ(mock_function_count_map["UIPC_Send"], 2);

}



TEST(ScoHciWbsTest, WbsInit) {

  ASSERT_EQ(bluetooth::audio::sco::wbs::init(60), size_t(60));

  ASSERT_EQ(bluetooth::audio::sco::wbs::init(72), size_t(72));

  // Fallback to 60 if the packet size is not supported

  ASSERT_EQ(bluetooth::audio::sco::wbs::init(48), size_t(60));

  bluetooth::audio::sco::wbs::cleanup();

}



TEST(ScoHciWbsTest, WbsEnqueuePacketWithoutInit) {

  uint8_t payload[60];

  // Return 0 if buffer is uninitialized

  ASSERT_EQ(

      bluetooth::audio::sco::wbs::enqueue_packet(payload, sizeof(payload)),

      size_t(0));

}



TEST_F(ScoHciWbsWithInitCleanTest, WbsEnqueuePacket) {

  uint8_t payload[60];

  // Return 0 if payload is invalid

  ASSERT_EQ(

      bluetooth::audio::sco::wbs::enqueue_packet(nullptr, sizeof(payload)),

      size_t(0));

  // Return 0 if packet size is consistent

  ASSERT_EQ(bluetooth::audio::sco::wbs::enqueue_packet(payload, 72), size_t(0));

  ASSERT_EQ(

      bluetooth::audio::sco::wbs::enqueue_packet(payload, sizeof(payload)),

      size_t(60));

  // Return 0 if buffer is full

  ASSERT_EQ(

      bluetooth::audio::sco::wbs::enqueue_packet(payload, sizeof(payload)),

      size_t(0));

}



TEST(ScoHciWbsTest, WbsDecodeWithoutInit) {

  const uint8_t* decoded = nullptr;

  // Return 0 if buffer is uninitialized

  ASSERT_EQ(bluetooth::audio::sco::wbs::decode(&decoded), size_t(0));

  ASSERT_EQ(decoded, nullptr);

}



TEST_F(ScoHciWbsWithInitCleanTest, WbsDecode) {

  const uint8_t* decoded = nullptr;

  uint8_t payload[60] = {0};



  // No data to decode

  ASSERT_EQ(bluetooth::audio::sco::wbs::decode(&decoded), size_t(0));

  ASSERT_EQ(decoded, nullptr);

  // Fill in invalid packet, all zeros.

  ASSERT_EQ(

      bluetooth::audio::sco::wbs::enqueue_packet(payload, sizeof(payload)),

      sizeof(payload));



  // Return all zero frames when there comes an invalid packet.

  ASSERT_EQ(bluetooth::audio::sco::wbs::decode(&decoded),

            size_t(BTM_MSBC_CODE_SIZE));

  ASSERT_NE(decoded, nullptr);

  for (size_t i = 0; i < BTM_MSBC_CODE_SIZE; i++) {

    ASSERT_EQ(decoded[i], 0);

  }



  decoded = nullptr;

  ASSERT_EQ(bluetooth::audio::sco::wbs::enqueue_packet(msbc_zero_packet,

                                                       sizeof(payload)),

            sizeof(msbc_zero_packet));

  ASSERT_EQ(bluetooth::audio::sco::wbs::decode(&decoded),

            size_t(BTM_MSBC_CODE_SIZE));

  ASSERT_NE(decoded, nullptr);

  for (size_t i = 0; i < BTM_MSBC_CODE_SIZE; i++) {

    ASSERT_EQ(decoded[i], 0);

  }



  decoded = nullptr;

  // No remaining data to decode

  ASSERT_EQ(bluetooth::audio::sco::wbs::decode(&decoded), size_t(0));

  ASSERT_EQ(decoded, nullptr);

}



TEST(ScoHciWbsTest, WbsEncodeWithoutInit) {

  int16_t data[120] = {0};

  // Return 0 if buffer is uninitialized

  ASSERT_EQ(bluetooth::audio::sco::wbs::encode(data, sizeof(data)), size_t(0));

}



TEST_F(ScoHciWbsWithInitCleanTest, WbsEncode) {

  int16_t data[120] = {0};



  // Return 0 if data is invalid

  ASSERT_EQ(bluetooth::audio::sco::wbs::encode(nullptr, sizeof(data)),

            size_t(0));

  // Return 0 if data length is insufficient

  ASSERT_EQ(bluetooth::audio::sco::wbs::encode(data, sizeof(data) - 1),

            size_t(0));

  ASSERT_EQ(bluetooth::audio::sco::wbs::encode(data, sizeof(data)),

            sizeof(data));



  // Return 0 if the packet buffer is full

  ASSERT_EQ(bluetooth::audio::sco::wbs::encode(data, sizeof(data)), size_t(0));

}



TEST(ScoHciWbsTest, WbsDequeuePacketWithoutInit) {

  const uint8_t* encoded = nullptr;

  // Return 0 if buffer is uninitialized

  ASSERT_EQ(bluetooth::audio::sco::wbs::dequeue_packet(&encoded), size_t(0));

  ASSERT_EQ(encoded, nullptr);

}



TEST_F(ScoHciWbsWithInitCleanTest, WbsDequeuePacket) {

  const uint8_t* encoded = nullptr;

  // Return 0 if output pointer is invalid

  ASSERT_EQ(bluetooth::audio::sco::wbs::dequeue_packet(nullptr), size_t(0));

  ASSERT_EQ(encoded, nullptr);



  // Return 0 if there is insufficient data to dequeue

  ASSERT_EQ(bluetooth::audio::sco::wbs::dequeue_packet(&encoded), size_t(0));

  ASSERT_EQ(encoded, nullptr);

}



TEST_F(ScoHciWbsWithInitCleanTest, WbsEncodeDequeuePackets) {

  uint8_t h2_header_frames_count[] = {0x08, 0x38, 0xc8, 0xf8};

  int16_t data[120] = {0};

  const uint8_t* encoded = nullptr;



  for (size_t i = 0; i < 5; i++) {

    ASSERT_EQ(bluetooth::audio::sco::wbs::encode(data, sizeof(data)),

              sizeof(data));

    ASSERT_EQ(bluetooth::audio::sco::wbs::dequeue_packet(&encoded), size_t(60));

    ASSERT_NE(encoded, nullptr);

    for (size_t j = 0; j < 60; j++) {

      ASSERT_EQ(encoded[j],

                j == 1 ? h2_header_frames_count[i % 4] : msbc_zero_packet[j]);

    }

  }

}



}  // namespace

system/test/mock/mock_udrv_ulinux_uipc.cc

+3 −7
Original line number Diff line number Diff line
@@ -31,10 +31,6 @@ extern std::map<std::string, int> mock_function_count_map; 
#define UNUSED_ATTR

#endif



std::unique_ptr<tUIPC_STATE> mock_uipc_init_ret;

uint32_t mock_uipc_read_ret;

bool mock_uipc_send_ret;



bool UIPC_Open(tUIPC_STATE& uipc, tUIPC_CH_ID ch_id, tUIPC_RCV_CBACK* p_cback,

               const char* socket_path) {

  mock_function_count_map[__func__]++;
@@ -44,7 +40,7 @@ bool UIPC_Send(tUIPC_STATE& uipc, tUIPC_CH_ID ch_id, 
               UNUSED_ATTR uint16_t msg_evt, const uint8_t* p_buf,

               uint16_t msglen) {

  mock_function_count_map[__func__]++;

  return mock_uipc_send_ret;

  return false;

}

int uipc_start_main_server_thread(tUIPC_STATE& uipc) {

  mock_function_count_map[__func__]++;
@@ -52,7 +48,7 @@ int uipc_start_main_server_thread(tUIPC_STATE& uipc) { 
}

std::unique_ptr<tUIPC_STATE> UIPC_Init() {

  mock_function_count_map[__func__]++;

  return std::move(mock_uipc_init_ret);

  return nullptr;

}

const char* dump_uipc_event(tUIPC_EVENT event) {

  mock_function_count_map[__func__]++;
@@ -61,7 +57,7 @@ const char* dump_uipc_event(tUIPC_EVENT event) { 
uint32_t UIPC_Read(tUIPC_STATE& uipc, tUIPC_CH_ID ch_id, uint8_t* p_buf,

                   uint32_t len) {

  mock_function_count_map[__func__]++;

  return mock_uipc_read_ret;

  return 0;

}

bool UIPC_Ioctl(tUIPC_STATE& uipc, tUIPC_CH_ID ch_id, uint32_t request,

                void* param) {