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Commit 8de018ad authored by jiabin's avatar jiabin
Browse files

Add parcelable test for classes in libaudiofoundation. 

Add parcelable test by writing the objects to Parcel and then reading
the objects to check parcelable functions work as expected.

Test: atest audiofoundation_parcelable_test
Bug: 135621476
Change-Id: I1d2263f0fe91e80b9262501372fde5e104469988
parent 49e69a1e

media/libaudiofoundation/TEST_MAPPING

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{

  "presubmit": [

    {

       "name": "audiofoundation_parcelable_test"

    }

  ]

}

media/libaudiofoundation/tests/Android.bp

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cc_test {

    name: "audiofoundation_parcelable_test",



    shared_libs: [

        "libaudiofoundation",

        "libbinder",

        "liblog",

        "libutils",

    ],



    header_libs: [

        "libaudio_system_headers",

    ],



    srcs: [

        "audiofoundation_parcelable_test.cpp",

    ],



    cflags: [

        "-Werror",

        "-Wall",

    ],



    test_suites: ["device-tests"],

}

media/libaudiofoundation/tests/audiofoundation_parcelable_test.cpp

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/*

 * Copyright (C) 2019 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 "audiofoundation_parcelable_test"



#include <gtest/gtest.h>



#include <binder/IServiceManager.h>

#include <binder/Parcelable.h>

#include <binder/ProcessState.h>

#include <media/AudioGain.h>

#include <media/AudioPort.h>

#include <media/AudioProfile.h>

#include <media/DeviceDescriptorBase.h>

#include <utils/Log.h>

#include <utils/String16.h>



namespace android {



static const audio_port_config TEST_AUDIO_PORT_CONFIG = {

        .id = 0,

        .role = AUDIO_PORT_ROLE_SINK,

        .type = AUDIO_PORT_TYPE_DEVICE,

        .config_mask = AUDIO_PORT_CONFIG_SAMPLE_RATE | AUDIO_PORT_CONFIG_CHANNEL_MASK |

                       AUDIO_PORT_CONFIG_FORMAT | AUDIO_PORT_CONFIG_GAIN,

        .sample_rate = 48000,

        .channel_mask = AUDIO_CHANNEL_OUT_STEREO,

        .format = AUDIO_FORMAT_PCM_16_BIT,

        .gain = {

                .index = 0,

                .mode = AUDIO_GAIN_MODE_JOINT,

                .channel_mask = AUDIO_CHANNEL_OUT_STEREO,

        }

};



class AudioPortConfigTestStub : public AudioPortConfig {

public:

    sp<AudioPort> getAudioPort() const override { return nullptr; }

};



AudioGains getAudioGainsForTest() {

    AudioGains audioGains;

    sp<AudioGain> audioGain = new AudioGain(0 /*index*/, false /*useInChannelMask*/);

    audioGain->setMode(AUDIO_GAIN_MODE_JOINT);

    audioGain->setChannelMask(AUDIO_CHANNEL_OUT_STEREO);

    audioGain->setMinValueInMb(-3200);

    audioGain->setMaxValueInMb(600);

    audioGain->setDefaultValueInMb(0);

    audioGain->setStepValueInMb(100);

    audioGain->setMinRampInMs(100);

    audioGain->setMaxRampInMs(500);

    audioGains.push_back(audioGain);

    return audioGains;

}



AudioProfileVector getAudioProfileVectorForTest() {

    AudioProfileVector audioProfiles;

    sp<AudioProfile> audioProfile = AudioProfile::createFullDynamic();

    audioProfile->setChannels({AUDIO_CHANNEL_OUT_MONO, AUDIO_CHANNEL_OUT_STEREO});

    audioProfile->setSampleRates({48000});

    audioProfiles.add(audioProfile);

    return audioProfiles;

}



TEST(AudioFoundationParcelableTest, ParcelingAudioGain) {

    Parcel data;

    AudioGains audioGains = getAudioGainsForTest();



    ASSERT_EQ(data.writeParcelable(audioGains), NO_ERROR);

    data.setDataPosition(0);

    AudioGains audioGainsFromParcel;

    ASSERT_EQ(data.readParcelable(&audioGainsFromParcel), NO_ERROR);

    ASSERT_TRUE(audioGainsFromParcel.equals(audioGains));

}



TEST(AudioFoundationParcelableTest, ParcelingAudioProfileVector) {

    Parcel data;

    AudioProfileVector audioProfiles = getAudioProfileVectorForTest();



    ASSERT_EQ(data.writeParcelable(audioProfiles), NO_ERROR);

    data.setDataPosition(0);

    AudioProfileVector audioProfilesFromParcel;

    ASSERT_EQ(data.readParcelable(&audioProfilesFromParcel), NO_ERROR);

    ASSERT_TRUE(audioProfilesFromParcel.equals(audioProfiles));

}



TEST(AudioFoundationParcelableTest, ParcelingAudioPort) {

    Parcel data;

    sp<AudioPort> audioPort = new AudioPort(

            "AudioPortName", AUDIO_PORT_TYPE_DEVICE, AUDIO_PORT_ROLE_SINK);

    audioPort->setGains(getAudioGainsForTest());

    audioPort->setAudioProfiles(getAudioProfileVectorForTest());



    ASSERT_EQ(data.writeParcelable(*audioPort), NO_ERROR);

    data.setDataPosition(0);

    sp<AudioPort> audioPortFromParcel = new AudioPort(

            "", AUDIO_PORT_TYPE_NONE, AUDIO_PORT_ROLE_NONE);

    ASSERT_EQ(data.readParcelable(audioPortFromParcel.get()), NO_ERROR);

    ASSERT_TRUE(audioPortFromParcel->equals(audioPort));

}



TEST(AudioFoundationParcelableTest, ParcelingAudioPortConfig) {

    Parcel data;

    sp<AudioPortConfig> audioPortConfig = new AudioPortConfigTestStub();

    audioPortConfig->applyAudioPortConfig(&TEST_AUDIO_PORT_CONFIG);



    ASSERT_EQ(data.writeParcelable(*audioPortConfig), NO_ERROR);

    data.setDataPosition(0);

    sp<AudioPortConfig> audioPortConfigFromParcel = new AudioPortConfigTestStub();

    ASSERT_EQ(data.readParcelable(audioPortConfigFromParcel.get()), NO_ERROR);

    ASSERT_TRUE(audioPortConfigFromParcel->equals(audioPortConfig));

}



TEST(AudioFoundationParcelableTest, ParcelingDeviceDescriptorBase) {

    Parcel data;

    sp<DeviceDescriptorBase> desc = new DeviceDescriptorBase(AUDIO_DEVICE_OUT_SPEAKER);

    desc->setGains(getAudioGainsForTest());

    desc->setAudioProfiles(getAudioProfileVectorForTest());

    desc->applyAudioPortConfig(&TEST_AUDIO_PORT_CONFIG);

    desc->setAddress("DeviceDescriptorBaseTestAddress");



    ASSERT_EQ(data.writeParcelable(*desc), NO_ERROR);

    data.setDataPosition(0);

    sp<DeviceDescriptorBase> descFromParcel = new DeviceDescriptorBase(AUDIO_DEVICE_NONE);

    ASSERT_EQ(data.readParcelable(descFromParcel.get()), NO_ERROR);

    ASSERT_TRUE(descFromParcel->equals(desc));

}



} // namespace android