1/* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "bluetooth_a2dp_hidl_hal_test" 18 19#include <android-base/logging.h> 20#include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioHost.h> 21#include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioOffload.h> 22#include <hardware/bluetooth.h> 23#include <utils/Log.h> 24 25#include <VtsHalHidlTargetCallbackBase.h> 26#include <VtsHalHidlTargetTestBase.h> 27#include <VtsHalHidlTargetTestEnvBase.h> 28 29using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost; 30using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload; 31using ::android::hardware::bluetooth::a2dp::V1_0::Status; 32using ::android::hardware::bluetooth::a2dp::V1_0::CodecType; 33using ::android::hardware::bluetooth::a2dp::V1_0::SampleRate; 34using ::android::hardware::bluetooth::a2dp::V1_0::BitsPerSample; 35using ::android::hardware::bluetooth::a2dp::V1_0::ChannelMode; 36using ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration; 37using ::android::hardware::Return; 38using ::android::hardware::Void; 39using ::android::sp; 40 41// Test environment for Bluetooth HIDL A2DP HAL. 42class BluetoothA2dpHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase { 43 public: 44 // get the test environment singleton 45 static BluetoothA2dpHidlEnvironment* Instance() { 46 static BluetoothA2dpHidlEnvironment* instance = new BluetoothA2dpHidlEnvironment; 47 return instance; 48 } 49 50 virtual void registerTestServices() override { registerTestService<IBluetoothAudioOffload>(); } 51 52 private: 53 BluetoothA2dpHidlEnvironment() {} 54}; 55 56// The main test class for Bluetooth A2DP HIDL HAL. 57class BluetoothA2dpHidlTest : public ::testing::VtsHalHidlTargetTestBase { 58 public: 59 virtual void SetUp() override { 60 // currently test passthrough mode only 61 audio_offload = ::testing::VtsHalHidlTargetTestBase::getService<IBluetoothAudioOffload>( 62 BluetoothA2dpHidlEnvironment::Instance()->getServiceName<IBluetoothAudioOffload>()); 63 ASSERT_NE(audio_offload, nullptr); 64 65 audio_host = new BluetoothAudioHost(*this); 66 ASSERT_NE(audio_host, nullptr); 67 68 codec.codecType = CodecType::AAC; 69 codec.sampleRate = SampleRate::RATE_44100; 70 codec.bitsPerSample = BitsPerSample::BITS_16; 71 codec.channelMode = ChannelMode::STEREO; 72 codec.encodedAudioBitrate = 320000; 73 codec.peerMtu = 1000; 74 } 75 76 virtual void TearDown() override {} 77 78 // A simple test implementation of IBluetoothAudioHost. 79 class BluetoothAudioHost 80 : public ::testing::VtsHalHidlTargetCallbackBase<BluetoothA2dpHidlTest>, 81 public IBluetoothAudioHost { 82 BluetoothA2dpHidlTest& parent_; 83 84 public: 85 BluetoothAudioHost(BluetoothA2dpHidlTest& parent) : parent_(parent){}; 86 virtual ~BluetoothAudioHost() = default; 87 88 Return<void> startStream() override { 89 parent_.audio_offload->streamStarted(Status::SUCCESS); 90 return Void(); 91 }; 92 93 Return<void> suspendStream() override { 94 parent_.audio_offload->streamSuspended(Status::SUCCESS); 95 return Void(); 96 }; 97 98 Return<void> stopStream() override { return Void(); }; 99 }; 100 101 // audio_host is for the Audio HAL to send stream start/suspend/stop commands to Bluetooth 102 sp<IBluetoothAudioHost> audio_host; 103 // audio_offload is for the Bluetooth HAL to report session started/ended and handled audio 104 // stream started/suspended 105 sp<IBluetoothAudioOffload> audio_offload; 106 // codec is the currently used codec 107 CodecConfiguration codec; 108}; 109 110// Empty test: Initialize()/Close() are called in SetUp()/TearDown(). 111TEST_F(BluetoothA2dpHidlTest, InitializeAndClose) {} 112 113// Test start and end session 114TEST_F(BluetoothA2dpHidlTest, StartAndEndSession) { 115 EXPECT_EQ(Status::SUCCESS, audio_offload->startSession(audio_host, codec)); 116 audio_offload->endSession(); 117} 118 119int main(int argc, char** argv) { 120 ::testing::AddGlobalTestEnvironment(BluetoothA2dpHidlEnvironment::Instance()); 121 ::testing::InitGoogleTest(&argc, argv); 122 BluetoothA2dpHidlEnvironment::Instance()->init(&argc, argv); 123 int status = RUN_ALL_TESTS(); 124 LOG(INFO) << "Test result = " << status; 125 return status; 126} 127