media/libaudioclient/tests/audioclient_serialization_tests.cpp - LeafOS-Project/android_frameworks_av - Gitiles

 /*
  * Copyright (C) 2021 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_NDEBUG 0
 #define LOG_TAG "AudioClientSerializationTests"

 #include <cstdint>
 #include <cstdlib>
 #include <ctime>
 #include <vector>

 #include <android_audio_policy_configuration_V7_0-enums.h>
 #include <gtest/gtest.h>
 #include <media/AudioPolicy.h>
 #include <media/AudioProductStrategy.h>
 #include <media/AudioVolumeGroup.h>
 #include <media/VolumeGroupAttributes.h>
 #include <system/audio.h>
 #include <xsdc/XsdcSupport.h>

 #include "test_execution_tracer.h"

 using namespace android;
 namespace xsd {
 using namespace ::android::audio::policy::configuration::V7_0;
 }

 template <typename T, typename X, typename FUNC>
 std::vector<T> getFlags(const xsdc_enum_range<X>& range, const FUNC& func,
                         const std::string& findString = {}) {
     std::vector<T> vec;
     for (const auto& xsdEnumVal : range) {
         T enumVal;
         std::string enumString = toString(xsdEnumVal);
         if (enumString.find(findString) != std::string::npos &&
             func(enumString.c_str(), &enumVal)) {
             vec.push_back(enumVal);
         }
     }
     return vec;
 }

 static const std::vector<audio_usage_t> kUsages =
         getFlags<audio_usage_t, xsd::AudioUsage, decltype(audio_usage_from_string)>(
                 xsdc_enum_range<xsd::AudioUsage>{}, audio_usage_from_string);

 static const std::vector<audio_content_type_t> kContentType =
         getFlags<audio_content_type_t, xsd::AudioContentType,
                  decltype(audio_content_type_from_string)>(xsdc_enum_range<xsd::AudioContentType>{},
                                                            audio_content_type_from_string);

 static const std::vector<audio_source_t> kInputSources =
         getFlags<audio_source_t, xsd::AudioSource, decltype(audio_source_from_string)>(
                 xsdc_enum_range<xsd::AudioSource>{}, audio_source_from_string);

 static const std::vector<audio_stream_type_t> kStreamtypes =
         getFlags<audio_stream_type_t, xsd::AudioStreamType,
                  decltype(audio_stream_type_from_string)>(xsdc_enum_range<xsd::AudioStreamType>{},
                                                           audio_stream_type_from_string);

 static const std::vector<uint32_t> kMixMatchRules = {RULE_MATCH_ATTRIBUTE_USAGE,
                                                      RULE_EXCLUDE_ATTRIBUTE_USAGE,
                                                      RULE_MATCH_ATTRIBUTE_CAPTURE_PRESET,
                                                      RULE_EXCLUDE_ATTRIBUTE_CAPTURE_PRESET,
                                                      RULE_MATCH_UID,
                                                      RULE_EXCLUDE_UID,
                                                      RULE_MATCH_USERID,
                                                      RULE_EXCLUDE_USERID,
                                                      RULE_MATCH_AUDIO_SESSION_ID,
                                                      RULE_EXCLUDE_AUDIO_SESSION_ID};

 // Generates a random string.
 std::string CreateRandomString(size_t n) {
     std::string data =
             "abcdefghijklmnopqrstuvwxyz"
             "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
             "0123456789";
     srand(static_cast<unsigned int>(time(0)));
     std::string s(n, ' ');
     for (size_t i = 0; i < n; ++i) {
         s[i] = data[rand() % data.size()];
     }
     return s;
 }

 class FillAudioAttributes {
   public:
     void fillAudioAttributes(audio_attributes_t& attr);

     unsigned int mSeed;
 };

 void FillAudioAttributes::fillAudioAttributes(audio_attributes_t& attr) {
     attr.content_type = kContentType[rand() % kContentType.size()];
     attr.usage = kUsages[rand() % kUsages.size()];
     attr.source = kInputSources[rand() % kInputSources.size()];
     // attr.flags -> [0, (1 << (CAPTURE_PRIVATE + 1) - 1)]
     attr.flags = static_cast<audio_flags_mask_t>(rand() & 0x3ffd);  // exclude AUDIO_FLAG_SECURE
     sprintf(attr.tags, "%s",
             CreateRandomString((int)rand() % (AUDIO_ATTRIBUTES_TAGS_MAX_SIZE - 1)).c_str());
 }

 class SerializationTest : public FillAudioAttributes, public ::testing::Test {
     void SetUp() override {
         mSeed = static_cast<unsigned int>(time(0));
         srand(mSeed);
     }
 };

 // UNIT TESTS
 TEST_F(SerializationTest, AudioProductStrategyBinderization) {
     for (int j = 0; j < 512; j++) {
         const std::string name{"Test APSBinderization for seed::" + std::to_string(mSeed)};
         SCOPED_TRACE(name);
         std::vector<VolumeGroupAttributes> volumeGroupAttrVector;
         for (auto i = 0; i < 16; i++) {
             audio_attributes_t attributes;
             fillAudioAttributes(attributes);
             VolumeGroupAttributes volumeGroupAttr{static_cast<volume_group_t>(rand()),
                                                   kStreamtypes[rand() % kStreamtypes.size()],
                                                   attributes};
             volumeGroupAttrVector.push_back(volumeGroupAttr);
         }
         product_strategy_t psId = static_cast<product_strategy_t>(rand());
         AudioProductStrategy aps{name, volumeGroupAttrVector, psId};

         Parcel p;
         EXPECT_EQ(NO_ERROR, aps.writeToParcel(&p));

         AudioProductStrategy apsCopy;
         p.setDataPosition(0);
         EXPECT_EQ(NO_ERROR, apsCopy.readFromParcel(&p));
         EXPECT_EQ(apsCopy.getName(), name);
         EXPECT_EQ(apsCopy.getId(), psId);
         auto avec = apsCopy.getVolumeGroupAttributes();
         EXPECT_EQ(avec.size(), volumeGroupAttrVector.size());
         for (int i = 0; i < std::min(avec.size(), volumeGroupAttrVector.size()); i++) {
             EXPECT_EQ(avec[i].getGroupId(), volumeGroupAttrVector[i].getGroupId());
             EXPECT_EQ(avec[i].getStreamType(), volumeGroupAttrVector[i].getStreamType());
             EXPECT_TRUE(avec[i].getAttributes() == volumeGroupAttrVector[i].getAttributes());
         }
     }
 }

 TEST_F(SerializationTest, AudioVolumeGroupBinderization) {
     for (int j = 0; j < 512; j++) {
         const std::string name{"Test AVGBinderization for seed::" + std::to_string(mSeed)};
         volume_group_t groupId = static_cast<volume_group_t>(rand());
         std::vector<audio_attributes_t> attributesvector;
         for (auto i = 0; i < 16; i++) {
             audio_attributes_t attributes;
             fillAudioAttributes(attributes);
             attributesvector.push_back(attributes);
         }
         std::vector<audio_stream_type_t> streamsvector;
         for (auto i = 0; i < 8; i++) {
             streamsvector.push_back(kStreamtypes[rand() % kStreamtypes.size()]);
         }
         AudioVolumeGroup avg{name, groupId, attributesvector, streamsvector};

         Parcel p;
         EXPECT_EQ(NO_ERROR, avg.writeToParcel(&p));

         AudioVolumeGroup avgCopy;
         p.setDataPosition(0);
         EXPECT_EQ(NO_ERROR, avgCopy.readFromParcel(&p)) << name;
         EXPECT_EQ(avgCopy.getName(), name) << name;
         EXPECT_EQ(avgCopy.getId(), groupId) << name;
         auto avec = avgCopy.getAudioAttributes();
         EXPECT_EQ(avec.size(), attributesvector.size()) << name;
         for (int i = 0; i < avec.size(); i++) {
             EXPECT_TRUE(avec[i] == attributesvector[i]) << name;
         }
         StreamTypeVector svec = avgCopy.getStreamTypes();
         EXPECT_EQ(svec.size(), streamsvector.size()) << name;
         for (int i = 0; i < svec.size(); i++) {
             EXPECT_EQ(svec[i], streamsvector[i]) << name;
         }
     }
 }

 TEST_F(SerializationTest, AudioMixBinderization) {
     for (int j = 0; j < 512; j++) {
         const std::string msg{"Test AMBinderization for seed::" + std::to_string(mSeed)};
         std::vector<AudioMixMatchCriterion> criteria;
         criteria.reserve(16);
         for (int i = 0; i < 16; i++) {
             AudioMixMatchCriterion ammc{kUsages[rand() % kUsages.size()],
                                         kInputSources[rand() % kInputSources.size()],
                                         kMixMatchRules[rand() % kMixMatchRules.size()]};
             criteria.push_back(ammc);
         }
         audio_config_t config{};
         config.sample_rate = 48000;
         config.channel_mask = AUDIO_CHANNEL_IN_MONO;
         config.format = AUDIO_FORMAT_PCM_16_BIT;
         config.offload_info = AUDIO_INFO_INITIALIZER;
         config.frame_count = 4800;
         AudioMix am{criteria,
                     static_cast<uint32_t>(rand()),
                     config,
                     static_cast<uint32_t>(rand()),
                     String8(msg.c_str()),
                     static_cast<uint32_t>(rand())};

         Parcel p;
         EXPECT_EQ(NO_ERROR, am.writeToParcel(&p)) << msg;

         AudioMix amCopy;
         p.setDataPosition(0);
         EXPECT_EQ(NO_ERROR, amCopy.readFromParcel(&p)) << msg;
         EXPECT_EQ(amCopy.mMixType, am.mMixType) << msg;
         EXPECT_EQ(amCopy.mFormat.sample_rate, am.mFormat.sample_rate) << msg;
         EXPECT_EQ(amCopy.mFormat.channel_mask, am.mFormat.channel_mask) << msg;
         EXPECT_EQ(amCopy.mFormat.format, am.mFormat.format) << msg;
         EXPECT_EQ(amCopy.mRouteFlags, am.mRouteFlags) << msg;
         EXPECT_EQ(amCopy.mDeviceAddress, am.mDeviceAddress) << msg;
         EXPECT_EQ(amCopy.mCbFlags, am.mCbFlags) << msg;
         EXPECT_EQ(amCopy.mCriteria.size(), am.mCriteria.size()) << msg;
         for (auto i = 0; i < amCopy.mCriteria.size(); i++) {
             EXPECT_EQ(amCopy.mCriteria[i].mRule, am.mCriteria[i].mRule) << msg;
             EXPECT_EQ(amCopy.mCriteria[i].mValue.mUserId, am.mCriteria[i].mValue.mUserId) << msg;
         }
     }
 }

 using MMCTestParams = std::tuple<audio_usage_t, audio_source_t, uint32_t>;

 class MMCParameterizedTest : public FillAudioAttributes,
                              public ::testing::TestWithParam<MMCTestParams> {
   public:
     MMCParameterizedTest()
         : mAudioUsage(std::get<0>(GetParam())),
           mAudioSource(std::get<1>(GetParam())),
           mAudioMixMatchRules(std::get<2>(GetParam())){};

     const audio_usage_t mAudioUsage;
     const audio_source_t mAudioSource;
     const uint32_t mAudioMixMatchRules;

     void SetUp() override {
         mSeed = static_cast<unsigned int>(time(0));
         srand(mSeed);
     }
 };

 TEST_P(MMCParameterizedTest, AudioMixMatchCriterionBinderization) {
     const std::string msg{"Test AMMCBinderization for seed::" + std::to_string(mSeed)};
     AudioMixMatchCriterion ammc{mAudioUsage, mAudioSource, mAudioMixMatchRules};

     Parcel p;
     EXPECT_EQ(NO_ERROR, ammc.writeToParcel(&p)) << msg;

     AudioMixMatchCriterion ammcCopy;
     p.setDataPosition(0);
     EXPECT_EQ(NO_ERROR, ammcCopy.readFromParcel(&p)) << msg;
     EXPECT_EQ(ammcCopy.mRule, ammc.mRule) << msg;
     EXPECT_EQ(ammcCopy.mValue.mUserId, ammc.mValue.mUserId) << msg;
 }

 // audioUsage, audioSource, audioMixMatchRules
 INSTANTIATE_TEST_SUITE_P(SerializationParameterizedTests, MMCParameterizedTest,
                          ::testing::Combine(testing::ValuesIn(kUsages),
                                             testing::ValuesIn(kInputSources),
                                             testing::ValuesIn(kMixMatchRules)));

 using AudioAttributesTestParams = std::tuple<audio_stream_type_t>;

 class AudioAttributesParameterizedTest
     : public FillAudioAttributes,
       public ::testing::TestWithParam<AudioAttributesTestParams> {
   public:
     AudioAttributesParameterizedTest() : mAudioStream(std::get<0>(GetParam())){};

     const audio_stream_type_t mAudioStream;

     void SetUp() override {
         mSeed = static_cast<unsigned int>(time(0));
         srand(mSeed);
     }
 };

 TEST_P(AudioAttributesParameterizedTest, AudioAttributesBinderization) {
     const std::string msg{"Test AABinderization for seed::" + std::to_string(mSeed)};
     volume_group_t groupId = static_cast<volume_group_t>(rand());
     audio_stream_type_t stream = mAudioStream;
     audio_attributes_t attributes;
     fillAudioAttributes(attributes);
     VolumeGroupAttributes volumeGroupAttr{groupId, stream, attributes};

     Parcel p;
     EXPECT_EQ(NO_ERROR, volumeGroupAttr.writeToParcel(&p)) << msg;

     VolumeGroupAttributes volumeGroupAttrCopy;
     p.setDataPosition(0);
     EXPECT_EQ(NO_ERROR, volumeGroupAttrCopy.readFromParcel(&p)) << msg;
     EXPECT_EQ(volumeGroupAttrCopy.getGroupId(), volumeGroupAttr.getGroupId()) << msg;
     EXPECT_EQ(volumeGroupAttrCopy.getStreamType(), volumeGroupAttr.getStreamType()) << msg;
     EXPECT_TRUE(volumeGroupAttrCopy.getAttributes() == attributes) << msg;
 }

 // audioStream
 INSTANTIATE_TEST_SUITE_P(SerializationParameterizedTests, AudioAttributesParameterizedTest,
                          ::testing::Combine(testing::ValuesIn(kStreamtypes)));

 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
     ::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());
     return RUN_ALL_TESTS();
 }
	/*
	* Copyright (C) 2021 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_NDEBUG 0
	#define LOG_TAG "AudioClientSerializationTests"

	#include <cstdint>
	#include <cstdlib>
	#include <ctime>
	#include <vector>

	#include <android_audio_policy_configuration_V7_0-enums.h>
	#include <gtest/gtest.h>
	#include <media/AudioPolicy.h>
	#include <media/AudioProductStrategy.h>
	#include <media/AudioVolumeGroup.h>
	#include <media/VolumeGroupAttributes.h>
	#include <system/audio.h>
	#include <xsdc/XsdcSupport.h>

	#include "test_execution_tracer.h"

	using namespace android;
	namespace xsd {
	using namespace ::android::audio::policy::configuration::V7_0;
	}

	template <typename T, typename X, typename FUNC>
	std::vector<T> getFlags(const xsdc_enum_range<X>& range, const FUNC& func,
	const std::string& findString = {}) {
	std::vector<T> vec;
	for (const auto& xsdEnumVal : range) {
	T enumVal;
	std::string enumString = toString(xsdEnumVal);
	if (enumString.find(findString) != std::string::npos &&
	func(enumString.c_str(), &enumVal)) {
	vec.push_back(enumVal);
	}
	}
	return vec;
	}

	static const std::vector<audio_usage_t> kUsages =
	getFlags<audio_usage_t, xsd::AudioUsage, decltype(audio_usage_from_string)>(
	xsdc_enum_range<xsd::AudioUsage>{}, audio_usage_from_string);

	static const std::vector<audio_content_type_t> kContentType =
	getFlags<audio_content_type_t, xsd::AudioContentType,
	decltype(audio_content_type_from_string)>(xsdc_enum_range<xsd::AudioContentType>{},
	audio_content_type_from_string);

	static const std::vector<audio_source_t> kInputSources =
	getFlags<audio_source_t, xsd::AudioSource, decltype(audio_source_from_string)>(
	xsdc_enum_range<xsd::AudioSource>{}, audio_source_from_string);

	static const std::vector<audio_stream_type_t> kStreamtypes =
	getFlags<audio_stream_type_t, xsd::AudioStreamType,
	decltype(audio_stream_type_from_string)>(xsdc_enum_range<xsd::AudioStreamType>{},
	audio_stream_type_from_string);

	static const std::vector<uint32_t> kMixMatchRules = {RULE_MATCH_ATTRIBUTE_USAGE,
	RULE_EXCLUDE_ATTRIBUTE_USAGE,
	RULE_MATCH_ATTRIBUTE_CAPTURE_PRESET,
	RULE_EXCLUDE_ATTRIBUTE_CAPTURE_PRESET,
	RULE_MATCH_UID,
	RULE_EXCLUDE_UID,
	RULE_MATCH_USERID,
	RULE_EXCLUDE_USERID,
	RULE_MATCH_AUDIO_SESSION_ID,
	RULE_EXCLUDE_AUDIO_SESSION_ID};

	// Generates a random string.
	std::string CreateRandomString(size_t n) {
	std::string data =
	"abcdefghijklmnopqrstuvwxyz"
	"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	"0123456789";
	srand(static_cast<unsigned int>(time(0)));
	std::string s(n, ' ');
	for (size_t i = 0; i < n; ++i) {
	s[i] = data[rand() % data.size()];
	}
	return s;
	}

	class FillAudioAttributes {
	public:
	void fillAudioAttributes(audio_attributes_t& attr);

	unsigned int mSeed;
	};

	void FillAudioAttributes::fillAudioAttributes(audio_attributes_t& attr) {
	attr.content_type = kContentType[rand() % kContentType.size()];
	attr.usage = kUsages[rand() % kUsages.size()];
	attr.source = kInputSources[rand() % kInputSources.size()];
	// attr.flags -> [0, (1 << (CAPTURE_PRIVATE + 1) - 1)]
	attr.flags = static_cast<audio_flags_mask_t>(rand() & 0x3ffd); // exclude AUDIO_FLAG_SECURE
	sprintf(attr.tags, "%s",
	CreateRandomString((int)rand() % (AUDIO_ATTRIBUTES_TAGS_MAX_SIZE - 1)).c_str());
	}

	class SerializationTest : public FillAudioAttributes, public ::testing::Test {
	void SetUp() override {
	mSeed = static_cast<unsigned int>(time(0));
	srand(mSeed);
	}
	};

	// UNIT TESTS
	TEST_F(SerializationTest, AudioProductStrategyBinderization) {
	for (int j = 0; j < 512; j++) {
	const std::string name{"Test APSBinderization for seed::" + std::to_string(mSeed)};
	SCOPED_TRACE(name);
	std::vector<VolumeGroupAttributes> volumeGroupAttrVector;
	for (auto i = 0; i < 16; i++) {
	audio_attributes_t attributes;
	fillAudioAttributes(attributes);
	VolumeGroupAttributes volumeGroupAttr{static_cast<volume_group_t>(rand()),
	kStreamtypes[rand() % kStreamtypes.size()],
	attributes};
	volumeGroupAttrVector.push_back(volumeGroupAttr);
	}
	product_strategy_t psId = static_cast<product_strategy_t>(rand());
	AudioProductStrategy aps{name, volumeGroupAttrVector, psId};

	Parcel p;
	EXPECT_EQ(NO_ERROR, aps.writeToParcel(&p));

	AudioProductStrategy apsCopy;
	p.setDataPosition(0);
	EXPECT_EQ(NO_ERROR, apsCopy.readFromParcel(&p));
	EXPECT_EQ(apsCopy.getName(), name);
	EXPECT_EQ(apsCopy.getId(), psId);
	auto avec = apsCopy.getVolumeGroupAttributes();
	EXPECT_EQ(avec.size(), volumeGroupAttrVector.size());
	for (int i = 0; i < std::min(avec.size(), volumeGroupAttrVector.size()); i++) {
	EXPECT_EQ(avec[i].getGroupId(), volumeGroupAttrVector[i].getGroupId());
	EXPECT_EQ(avec[i].getStreamType(), volumeGroupAttrVector[i].getStreamType());
	EXPECT_TRUE(avec[i].getAttributes() == volumeGroupAttrVector[i].getAttributes());
	}
	}
	}

	TEST_F(SerializationTest, AudioVolumeGroupBinderization) {
	for (int j = 0; j < 512; j++) {
	const std::string name{"Test AVGBinderization for seed::" + std::to_string(mSeed)};
	volume_group_t groupId = static_cast<volume_group_t>(rand());
	std::vector<audio_attributes_t> attributesvector;
	for (auto i = 0; i < 16; i++) {
	audio_attributes_t attributes;
	fillAudioAttributes(attributes);
	attributesvector.push_back(attributes);
	}
	std::vector<audio_stream_type_t> streamsvector;
	for (auto i = 0; i < 8; i++) {
	streamsvector.push_back(kStreamtypes[rand() % kStreamtypes.size()]);
	}
	AudioVolumeGroup avg{name, groupId, attributesvector, streamsvector};

	Parcel p;
	EXPECT_EQ(NO_ERROR, avg.writeToParcel(&p));

	AudioVolumeGroup avgCopy;
	p.setDataPosition(0);
	EXPECT_EQ(NO_ERROR, avgCopy.readFromParcel(&p)) << name;
	EXPECT_EQ(avgCopy.getName(), name) << name;
	EXPECT_EQ(avgCopy.getId(), groupId) << name;
	auto avec = avgCopy.getAudioAttributes();
	EXPECT_EQ(avec.size(), attributesvector.size()) << name;
	for (int i = 0; i < avec.size(); i++) {
	EXPECT_TRUE(avec[i] == attributesvector[i]) << name;
	}
	StreamTypeVector svec = avgCopy.getStreamTypes();
	EXPECT_EQ(svec.size(), streamsvector.size()) << name;
	for (int i = 0; i < svec.size(); i++) {
	EXPECT_EQ(svec[i], streamsvector[i]) << name;
	}
	}
	}

	TEST_F(SerializationTest, AudioMixBinderization) {
	for (int j = 0; j < 512; j++) {
	const std::string msg{"Test AMBinderization for seed::" + std::to_string(mSeed)};
	std::vector<AudioMixMatchCriterion> criteria;
	criteria.reserve(16);
	for (int i = 0; i < 16; i++) {
	AudioMixMatchCriterion ammc{kUsages[rand() % kUsages.size()],
	kInputSources[rand() % kInputSources.size()],
	kMixMatchRules[rand() % kMixMatchRules.size()]};
	criteria.push_back(ammc);
	}
	audio_config_t config{};
	config.sample_rate = 48000;
	config.channel_mask = AUDIO_CHANNEL_IN_MONO;
	config.format = AUDIO_FORMAT_PCM_16_BIT;
	config.offload_info = AUDIO_INFO_INITIALIZER;
	config.frame_count = 4800;
	AudioMix am{criteria,
	static_cast<uint32_t>(rand()),
	config,
	static_cast<uint32_t>(rand()),
	String8(msg.c_str()),
	static_cast<uint32_t>(rand())};

	Parcel p;
	EXPECT_EQ(NO_ERROR, am.writeToParcel(&p)) << msg;

	AudioMix amCopy;
	p.setDataPosition(0);
	EXPECT_EQ(NO_ERROR, amCopy.readFromParcel(&p)) << msg;
	EXPECT_EQ(amCopy.mMixType, am.mMixType) << msg;
	EXPECT_EQ(amCopy.mFormat.sample_rate, am.mFormat.sample_rate) << msg;
	EXPECT_EQ(amCopy.mFormat.channel_mask, am.mFormat.channel_mask) << msg;
	EXPECT_EQ(amCopy.mFormat.format, am.mFormat.format) << msg;
	EXPECT_EQ(amCopy.mRouteFlags, am.mRouteFlags) << msg;
	EXPECT_EQ(amCopy.mDeviceAddress, am.mDeviceAddress) << msg;
	EXPECT_EQ(amCopy.mCbFlags, am.mCbFlags) << msg;
	EXPECT_EQ(amCopy.mCriteria.size(), am.mCriteria.size()) << msg;
	for (auto i = 0; i < amCopy.mCriteria.size(); i++) {
	EXPECT_EQ(amCopy.mCriteria[i].mRule, am.mCriteria[i].mRule) << msg;
	EXPECT_EQ(amCopy.mCriteria[i].mValue.mUserId, am.mCriteria[i].mValue.mUserId) << msg;
	}
	}
	}

	using MMCTestParams = std::tuple<audio_usage_t, audio_source_t, uint32_t>;

	class MMCParameterizedTest : public FillAudioAttributes,
	public ::testing::TestWithParam<MMCTestParams> {
	public:
	MMCParameterizedTest()
	: mAudioUsage(std::get<0>(GetParam())),
	mAudioSource(std::get<1>(GetParam())),
	mAudioMixMatchRules(std::get<2>(GetParam())){};

	const audio_usage_t mAudioUsage;
	const audio_source_t mAudioSource;
	const uint32_t mAudioMixMatchRules;

	void SetUp() override {
	mSeed = static_cast<unsigned int>(time(0));
	srand(mSeed);
	}
	};

	TEST_P(MMCParameterizedTest, AudioMixMatchCriterionBinderization) {
	const std::string msg{"Test AMMCBinderization for seed::" + std::to_string(mSeed)};
	AudioMixMatchCriterion ammc{mAudioUsage, mAudioSource, mAudioMixMatchRules};

	Parcel p;
	EXPECT_EQ(NO_ERROR, ammc.writeToParcel(&p)) << msg;

	AudioMixMatchCriterion ammcCopy;
	p.setDataPosition(0);
	EXPECT_EQ(NO_ERROR, ammcCopy.readFromParcel(&p)) << msg;
	EXPECT_EQ(ammcCopy.mRule, ammc.mRule) << msg;
	EXPECT_EQ(ammcCopy.mValue.mUserId, ammc.mValue.mUserId) << msg;
	}

	// audioUsage, audioSource, audioMixMatchRules
	INSTANTIATE_TEST_SUITE_P(SerializationParameterizedTests, MMCParameterizedTest,
	::testing::Combine(testing::ValuesIn(kUsages),
	testing::ValuesIn(kInputSources),
	testing::ValuesIn(kMixMatchRules)));

	using AudioAttributesTestParams = std::tuple<audio_stream_type_t>;

	class AudioAttributesParameterizedTest
	: public FillAudioAttributes,
	public ::testing::TestWithParam<AudioAttributesTestParams> {
	public:
	AudioAttributesParameterizedTest() : mAudioStream(std::get<0>(GetParam())){};

	const audio_stream_type_t mAudioStream;

	void SetUp() override {
	mSeed = static_cast<unsigned int>(time(0));
	srand(mSeed);
	}
	};

	TEST_P(AudioAttributesParameterizedTest, AudioAttributesBinderization) {
	const std::string msg{"Test AABinderization for seed::" + std::to_string(mSeed)};
	volume_group_t groupId = static_cast<volume_group_t>(rand());
	audio_stream_type_t stream = mAudioStream;
	audio_attributes_t attributes;
	fillAudioAttributes(attributes);
	VolumeGroupAttributes volumeGroupAttr{groupId, stream, attributes};

	Parcel p;
	EXPECT_EQ(NO_ERROR, volumeGroupAttr.writeToParcel(&p)) << msg;

	VolumeGroupAttributes volumeGroupAttrCopy;
	p.setDataPosition(0);
	EXPECT_EQ(NO_ERROR, volumeGroupAttrCopy.readFromParcel(&p)) << msg;
	EXPECT_EQ(volumeGroupAttrCopy.getGroupId(), volumeGroupAttr.getGroupId()) << msg;
	EXPECT_EQ(volumeGroupAttrCopy.getStreamType(), volumeGroupAttr.getStreamType()) << msg;
	EXPECT_TRUE(volumeGroupAttrCopy.getAttributes() == attributes) << msg;
	}

	// audioStream
	INSTANTIATE_TEST_SUITE_P(SerializationParameterizedTests, AudioAttributesParameterizedTest,
	::testing::Combine(testing::ValuesIn(kStreamtypes)));

	int main(int argc, char** argv) {
	::testing::InitGoogleTest(&argc, argv);
	::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());
	return RUN_ALL_TESTS();
	}