VTS for Bluetooth A2DP HAL

Initial VTS commit for the bluetooth.a2dp@1.0 HAL

Test: VTS
Bug: 74900514
Change-Id: I752abc4878ee6a974ce3a17ad852e941783da022

2 files changed, 152 insertions, 0 deletions

diff --git a/bluetooth/a2dp/1.0/vts/functional/Android.bp b/bluetooth/a2dp/1.0/vts/functional/Android.bp
new file mode 100644
index 0000000000..f1ffc4592c
--- /dev/null
+++ b/bluetooth/a2dp/1.0/vts/functional/Android.bp
@@ -0,0 +1,26 @@
+//
+// Copyright (C) 2018 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.
+//
+
+cc_test {
+    name: "VtsHalBluetoothA2dpV1_0TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: ["VtsHalBluetoothA2dpV1_0TargetTest.cpp"],
+    static_libs: [
+        "android.hardware.bluetooth@1.0",
+        "android.hardware.bluetooth.a2dp@1.0",
+        "libbluetooth-types",
+    ],
+}
diff --git a/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp b/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp
new file mode 100644
index 0000000000..1a0342f334
--- /dev/null
+++ b/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2018 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 "bluetooth_a2dp_hidl_hal_test"
+
+#include <android-base/logging.h>
+#include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioHost.h>
+#include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioOffload.h>
+#include <hardware/bluetooth.h>
+#include <utils/Log.h>
+
+#include <VtsHalHidlTargetCallbackBase.h>
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost;
+using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload;
+using ::android::hardware::bluetooth::a2dp::V1_0::Status;
+using ::android::hardware::bluetooth::a2dp::V1_0::CodecType;
+using ::android::hardware::bluetooth::a2dp::V1_0::SampleRate;
+using ::android::hardware::bluetooth::a2dp::V1_0::BitsPerSample;
+using ::android::hardware::bluetooth::a2dp::V1_0::ChannelMode;
+using ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+// Test environment for Bluetooth HIDL A2DP HAL.
+class BluetoothA2dpHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static BluetoothA2dpHidlEnvironment* Instance() {
+        static BluetoothA2dpHidlEnvironment* instance = new BluetoothA2dpHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IBluetoothAudioOffload>(); }
+
+   private:
+    BluetoothA2dpHidlEnvironment() {}
+};
+
+// The main test class for Bluetooth A2DP HIDL HAL.
+class BluetoothA2dpHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        // currently test passthrough mode only
+        audio_offload = ::testing::VtsHalHidlTargetTestBase::getService<IBluetoothAudioOffload>(
+            BluetoothA2dpHidlEnvironment::Instance()->getServiceName<IBluetoothAudioOffload>());
+        ASSERT_NE(audio_offload, nullptr);
+
+        audio_host = new BluetoothAudioHost(*this);
+        ASSERT_NE(audio_host, nullptr);
+
+        codec.codecType = CodecType::AAC;
+        codec.sampleRate = SampleRate::RATE_44100;
+        codec.bitsPerSample = BitsPerSample::BITS_16;
+        codec.channelMode = ChannelMode::STEREO;
+        codec.encodedAudioBitrate = 320000;
+        codec.peerMtu = 1000;
+    }
+
+    virtual void TearDown() override {}
+
+    // A simple test implementation of IBluetoothAudioHost.
+    class BluetoothAudioHost
+        : public ::testing::VtsHalHidlTargetCallbackBase<BluetoothA2dpHidlTest>,
+          public IBluetoothAudioHost {
+        BluetoothA2dpHidlTest& parent_;
+
+       public:
+        BluetoothAudioHost(BluetoothA2dpHidlTest& parent) : parent_(parent){};
+        virtual ~BluetoothAudioHost() = default;
+
+        Return<void> startStream() override {
+            parent_.audio_offload->streamStarted(Status::SUCCESS);
+            return Void();
+        };
+
+        Return<void> suspendStream() override {
+            parent_.audio_offload->streamSuspended(Status::SUCCESS);
+            return Void();
+        };
+
+        Return<void> stopStream() override { return Void(); };
+    };
+
+    // audio_host is for the Audio HAL to send stream start/suspend/stop commands to Bluetooth
+    sp<IBluetoothAudioHost> audio_host;
+    // audio_offload is for the Bluetooth HAL to report session started/ended and handled audio
+    // stream started/suspended
+    sp<IBluetoothAudioOffload> audio_offload;
+    // codec is the currently used codec
+    CodecConfiguration codec;
+};
+
+// Empty test: Initialize()/Close() are called in SetUp()/TearDown().
+TEST_F(BluetoothA2dpHidlTest, InitializeAndClose) {}
+
+// Test start and end session
+TEST_F(BluetoothA2dpHidlTest, StartAndEndSession) {
+    EXPECT_EQ(Status::SUCCESS, audio_offload->startSession(audio_host, codec));
+    audio_offload->endSession();
+}
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(BluetoothA2dpHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    BluetoothA2dpHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+    return status;
+}