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
29 using ::android::sp;
30 using ::android::hardware::Return;
31 using ::android::hardware::Void;
32 using ::android::hardware::bluetooth::a2dp::V1_0::BitsPerSample;
33 using ::android::hardware::bluetooth::a2dp::V1_0::ChannelMode;
34 using ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration;
35 using ::android::hardware::bluetooth::a2dp::V1_0::CodecType;
36 using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost;
37 using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload;
38 using ::android::hardware::bluetooth::a2dp::V1_0::SampleRate;
39 using ::android::hardware::bluetooth::a2dp::V1_0::Status;
40
41 // Test environment for Bluetooth HIDL A2DP HAL.
42 class BluetoothA2dpHidlEnvironment
43 : public ::testing::VtsHalHidlTargetTestEnvBase {
44 public:
45 // get the test environment singleton
Instance()46 static BluetoothA2dpHidlEnvironment* Instance() {
47 static BluetoothA2dpHidlEnvironment* instance =
48 new BluetoothA2dpHidlEnvironment;
49 return instance;
50 }
51
registerTestServices()52 virtual void registerTestServices() override {
53 registerTestService<IBluetoothAudioOffload>();
54 }
55
56 private:
BluetoothA2dpHidlEnvironment()57 BluetoothA2dpHidlEnvironment() {}
58 };
59
60 // The main test class for Bluetooth A2DP HIDL HAL.
61 class BluetoothA2dpHidlTest : public ::testing::VtsHalHidlTargetTestBase {
62 public:
SetUp()63 virtual void SetUp() override {
64 // currently test passthrough mode only
65 audio_offload =
66 ::testing::VtsHalHidlTargetTestBase::getService<IBluetoothAudioOffload>(
67 BluetoothA2dpHidlEnvironment::Instance()
68 ->getServiceName<IBluetoothAudioOffload>());
69 ASSERT_NE(audio_offload, nullptr);
70
71 audio_host = new BluetoothAudioHost(*this);
72 ASSERT_NE(audio_host, nullptr);
73
74 codec.codecType = CodecType::AAC;
75 codec.sampleRate = SampleRate::RATE_44100;
76 codec.bitsPerSample = BitsPerSample::BITS_16;
77 codec.channelMode = ChannelMode::STEREO;
78 codec.encodedAudioBitrate = 320000;
79 codec.peerMtu = 1000;
80 }
81
TearDown()82 virtual void TearDown() override {}
83
84 // A simple test implementation of IBluetoothAudioHost.
85 class BluetoothAudioHost
86 : public ::testing::VtsHalHidlTargetCallbackBase<BluetoothA2dpHidlTest>,
87 public IBluetoothAudioHost {
88 BluetoothA2dpHidlTest& parent_;
89
90 public:
BluetoothAudioHost(BluetoothA2dpHidlTest & parent)91 BluetoothAudioHost(BluetoothA2dpHidlTest& parent) : parent_(parent){};
92 virtual ~BluetoothAudioHost() = default;
93
startStream()94 Return<void> startStream() override {
95 parent_.audio_offload->streamStarted(Status::SUCCESS);
96 return Void();
97 };
98
suspendStream()99 Return<void> suspendStream() override {
100 parent_.audio_offload->streamSuspended(Status::SUCCESS);
101 return Void();
102 };
103
stopStream()104 Return<void> stopStream() override { return Void(); };
105 };
106
107 // audio_host is for the Audio HAL to send stream start/suspend/stop commands
108 // to Bluetooth
109 sp<IBluetoothAudioHost> audio_host;
110 // audio_offload is for the Bluetooth HAL to report session started/ended and
111 // handled audio stream started/suspended
112 sp<IBluetoothAudioOffload> audio_offload;
113 // codec is the currently used codec
114 CodecConfiguration codec;
115 };
116
117 // Empty test: Initialize()/Close() are called in SetUp()/TearDown().
TEST_F(BluetoothA2dpHidlTest,InitializeAndClose)118 TEST_F(BluetoothA2dpHidlTest, InitializeAndClose) {}
119
120 // Test start and end session
TEST_F(BluetoothA2dpHidlTest,StartAndEndSession)121 TEST_F(BluetoothA2dpHidlTest, StartAndEndSession) {
122 EXPECT_EQ(Status::SUCCESS, audio_offload->startSession(audio_host, codec));
123 audio_offload->endSession();
124 }
125
main(int argc,char ** argv)126 int main(int argc, char** argv) {
127 ::testing::AddGlobalTestEnvironment(BluetoothA2dpHidlEnvironment::Instance());
128 ::testing::InitGoogleTest(&argc, argv);
129 BluetoothA2dpHidlEnvironment::Instance()->init(&argc, argv);
130 int status = RUN_ALL_TESTS();
131 LOG(INFO) << "Test result = " << status;
132 return status;
133 }
134