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Commit 4d57e51d authored by Sandeep Samdaria's avatar Sandeep Samdaria Committed by Automerger Merge Worker
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Merge "Unit test for btif avrcp audio track" am: 1378e14b 

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2584251



Change-Id: I28f3c0f5ca2fd885c23a55f99c4f492473fad78c
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 9c4b583d 1378e14b

TEST_MAPPING

+6 −0
Original line number Diff line number Diff line
@@ -45,6 +45,9 @@ 
    {

      "name": "net_test_btif_profile_queue"

    },

    {

      "name": "net_test_btif_avrcp_audio_track"

    },

    {

      "name": "net_test_device"

    },
@@ -255,6 +258,9 @@ 
    {

      "name": "net_test_btif_profile_queue"

    },

    {

      "name": "net_test_btif_avrcp_audio_track"

    },

    {

      "name": "net_test_device"

    },

system/btif/Android.bp

+32 −0
Original line number Diff line number Diff line
@@ -335,6 +335,38 @@ cc_test { 
    cflags: ["-DBUILDCFG"],

}



// btif avrcp audio track unit tests

cc_test {

    name: "net_test_btif_avrcp_audio_track",

    defaults: [

        "bluetooth_gtest_x86_asan_workaround",

        "fluoride_defaults",

        "mts_defaults",

    ],

    test_suites: ["device-tests"],

    include_dirs: btifCommonIncludes + [

        "frameworks/av/media/libaaudio/include",

    ],

    srcs: [

        ":TestCommonMockFunctions",

        ":TestMockFrameworks",

        "src/btif_avrcp_audio_track.cc",

        "test/btif_avrcp_audio_track_test.cc",

    ],

    header_libs: ["libbluetooth_headers"],

    generated_headers: [

        "BluetoothGeneratedDumpsysDataSchema_h",

        "BluetoothGeneratedPackets_h",

    ],

    static_libs: [

        "libbluetooth-types",

        "libchrome",

        "libflatbuffers-cpp",

        "libosi",

    ],

    cflags: ["-DBUILDCFG"],

}



// btif rc unit tests for target

cc_test {

    name: "net_test_btif_rc",

system/btif/test/btif_avrcp_audio_track_test.cc

0 → 100644
+94 −0
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#include "btif/include/btif_avrcp_audio_track.h"



#include <aaudio/AAudio.h>

#include <aaudio/AAudioTesting.h>

#include <gtest/gtest.h>



#include <memory>



// Define the incomplete audio stream struct type.

struct AAudioStreamStruct {

  // The ID of the stream.

  int32_t streamId;

};



// Expected audio track.

typedef struct {

  AAudioStream* stream;

  int bitsPerSample;

  int channelCount;

  float* buffer;

  size_t bufferLength;

  float gain;

} BtifAvrcpAudioTrack;



class BtifAvrcpAudioTrackTest : public ::testing::Test {};



TEST_F(BtifAvrcpAudioTrackTest, setAudioTrackGain_maxGainSet) {

  void* track_handle = BtifAvrcpAudioTrackCreate(10, 16, 3);

  BtifAvrcpSetAudioTrackGain(track_handle, 1.0f);

  BtifAvrcpAudioTrack* trackHolder =

      static_cast<BtifAvrcpAudioTrack*>(track_handle);

  EXPECT_EQ(trackHolder->gain, 1.0f);

  BtifAvrcpAudioTrackDelete(track_handle);

}



TEST_F(BtifAvrcpAudioTrackTest, setAudioTrackGain_minimumGainSet) {

  void* track_handle = BtifAvrcpAudioTrackCreate(10, 16, 3);

  BtifAvrcpSetAudioTrackGain(track_handle, 0.0f);

  BtifAvrcpAudioTrack* trackHolder =

      static_cast<BtifAvrcpAudioTrack*>(track_handle);

  EXPECT_EQ(trackHolder->gain, 0.0f);

  BtifAvrcpAudioTrackDelete(track_handle);

}



TEST_F(BtifAvrcpAudioTrackTest,

       setAudioTrackGain_maxGainOutOfBounds_setsCappedGain) {

  void* track_handle = BtifAvrcpAudioTrackCreate(10, 16, 3);

  BtifAvrcpAudioTrack* trackHolder =

      static_cast<BtifAvrcpAudioTrack*>(track_handle);

  BtifAvrcpSetAudioTrackGain(track_handle, 2.0f);

  EXPECT_EQ(trackHolder->gain, 1.0f);

  BtifAvrcpAudioTrackDelete(track_handle);

}



TEST_F(BtifAvrcpAudioTrackTest,

       setAudioTrackGain_minGainOutOfBounds_setsCappedGain) {

  void* track_handle = BtifAvrcpAudioTrackCreate(10, 16, 3);

  BtifAvrcpAudioTrack* trackHolder =

      static_cast<BtifAvrcpAudioTrack*>(track_handle);

  BtifAvrcpSetAudioTrackGain(track_handle, -2.0f);

  EXPECT_EQ(trackHolder->gain, 0.0f);

  BtifAvrcpAudioTrackDelete(track_handle);

}



TEST_F(BtifAvrcpAudioTrackTest,

       setMaxAudioTrackGain_minGain_bufferStreamDucked) {

  constexpr float scaleQ15ToFloat = 1.0f / 32768.0f;

  constexpr size_t bufferLength = 100;

  constexpr int bitsPerSample = 16;

  constexpr size_t sampleSize = bitsPerSample / 8;

  constexpr auto gainValue = 0.5f;

  void* track_handle = BtifAvrcpAudioTrackCreate(10, bitsPerSample, 3);

  BtifAvrcpAudioTrack* trackHolder =

      static_cast<BtifAvrcpAudioTrack*>(track_handle);

  std::unique_ptr<AAudioStream> stream(new AAudioStream);

  // Set the values to track holder as mock audio lib APIs are a no-op.

  trackHolder->stream = stream.get();

  trackHolder->bufferLength = bufferLength;

  trackHolder->buffer = new float[trackHolder->bufferLength]();



  BtifAvrcpSetAudioTrackGain(trackHolder, gainValue);

  // Create a fake buffer.

  uint8_t data[bufferLength];

  for (size_t index = 0; index < bufferLength; ++index) {

    data[index] = index;

  }

  BtifAvrcpAudioTrackWriteData(trackHolder, data, bufferLength - 1);

  const int16_t* dataInt = (int16_t*)data;

  for (size_t index = 0; index < bufferLength / sampleSize; ++index) {

    const float expected = dataInt[index] * scaleQ15ToFloat * gainValue;

    EXPECT_NEAR(expected, trackHolder->buffer[index], 0.01f);

  }

  BtifAvrcpAudioTrackDelete(trackHolder);

}

system/test/run_unit_tests.sh

+1 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ known_tests=( 
  net_test_bta_security

  net_test_btif

  net_test_btif_profile_queue

  net_test_btif_avrcp_audio_track

  net_test_btif_config_cache

  net_test_device

  net_test_device_iot_config