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/*
* 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 "SoundTriggerHidlHalTest"
#include <stdlib.h>
#include <time.h>
#include <condition_variable>
#include <mutex>
#include <android/log.h>
#include <cutils/native_handle.h>
#include <gtest/gtest.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
#include <log/log.h>
#include <android/hardware/audio/common/2.0/types.h>
#include <android/hardware/soundtrigger/2.0/ISoundTriggerHw.h>
#include <android/hardware/soundtrigger/2.0/types.h>
#include <android/hardware/soundtrigger/2.1/ISoundTriggerHw.h>
#include <android/hidl/allocator/1.0/IAllocator.h>
#include <hidlmemory/mapping.h>
#define SHORT_TIMEOUT_PERIOD (1)
using ::android::sp;
using ::android::hardware::hidl_memory;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::audio::common::V2_0::AudioDevice;
using ::android::hardware::soundtrigger::V2_0::PhraseRecognitionExtra;
using ::android::hardware::soundtrigger::V2_0::RecognitionMode;
using ::android::hardware::soundtrigger::V2_0::SoundModelHandle;
using ::android::hardware::soundtrigger::V2_0::SoundModelType;
using V2_0_ISoundTriggerHw = ::android::hardware::soundtrigger::V2_0::ISoundTriggerHw;
using V2_0_ISoundTriggerHwCallback =
::android::hardware::soundtrigger::V2_0::ISoundTriggerHwCallback;
using ::android::hardware::soundtrigger::V2_1::ISoundTriggerHw;
using ::android::hardware::soundtrigger::V2_1::ISoundTriggerHwCallback;
using ::android::hidl::allocator::V1_0::IAllocator;
using ::android::hidl::memory::V1_0::IMemory;
/**
* Test code uses this class to wait for notification from callback.
*/
class Monitor {
public:
Monitor() : mCount(0) {}
/**
* Adds 1 to the internal counter and unblocks one of the waiting threads.
*/
void notify() {
std::unique_lock<std::mutex> lock(mMtx);
mCount++;
mCv.notify_one();
}
/**
* Blocks until the internal counter becomes greater than 0.
*
* If notified, this method decreases the counter by 1 and returns true.
* If timeout, returns false.
*/
bool wait(int timeoutSeconds) {
auto deadline = std::chrono::system_clock::now() + std::chrono::seconds(timeoutSeconds);
std::unique_lock<std::mutex> lock(mMtx);
if (!mCv.wait_until(lock, deadline, [& count = mCount] { return count > 0; })) {
return false;
}
mCount--;
return true;
}
private:
std::mutex mMtx;
std::condition_variable mCv;
int mCount;
};
// The main test class for Sound Trigger HIDL HAL.
class SoundTriggerHidlTest : public ::testing::TestWithParam<std::string> {
public:
virtual void SetUp() override {
mSoundTriggerHal = ISoundTriggerHw::getService(GetParam());
ASSERT_NE(nullptr, mSoundTriggerHal.get());
mCallback = new SoundTriggerHwCallback(*this);
ASSERT_NE(nullptr, mCallback.get());
}
static void SetUpTestCase() { srand(1234); }
class SoundTriggerHwCallback : public ISoundTriggerHwCallback {
private:
SoundTriggerHidlTest& mParent;
public:
SoundTriggerHwCallback(SoundTriggerHidlTest& parent) : mParent(parent) {}
Return<void> recognitionCallback(const V2_0_ISoundTriggerHwCallback::RecognitionEvent& event
__unused,
int32_t cookie __unused) override {
ALOGI("%s", __FUNCTION__);
return Void();
};
Return<void> phraseRecognitionCallback(
const V2_0_ISoundTriggerHwCallback::PhraseRecognitionEvent& event __unused,
int32_t cookie __unused) override {
ALOGI("%s", __FUNCTION__);
return Void();
};
Return<void> soundModelCallback(const V2_0_ISoundTriggerHwCallback::ModelEvent& event,
int32_t cookie __unused) override {
ALOGI("%s", __FUNCTION__);
mParent.lastModelEvent_2_0 = event;
mParent.monitor.notify();
return Void();
}
Return<void> recognitionCallback_2_1(const ISoundTriggerHwCallback::RecognitionEvent& event
__unused,
int32_t cookie __unused) override {
ALOGI("%s", __FUNCTION__);
return Void();
}
Return<void> phraseRecognitionCallback_2_1(
const ISoundTriggerHwCallback::PhraseRecognitionEvent& event __unused,
int32_t cookie __unused) override {
ALOGI("%s", __FUNCTION__);
return Void();
}
Return<void> soundModelCallback_2_1(const ISoundTriggerHwCallback::ModelEvent& event,
int32_t cookie __unused) {
ALOGI("%s", __FUNCTION__);
mParent.lastModelEvent = event;
mParent.monitor.notify();
return Void();
}
};
virtual void TearDown() override {}
Monitor monitor;
// updated by soundModelCallback()
V2_0_ISoundTriggerHwCallback::ModelEvent lastModelEvent_2_0;
// updated by soundModelCallback_2_1()
ISoundTriggerHwCallback::ModelEvent lastModelEvent;
protected:
sp<ISoundTriggerHw> mSoundTriggerHal;
sp<SoundTriggerHwCallback> mCallback;
};
/**
* Test ISoundTriggerHw::loadPhraseSoundModel_2_1() method
*
* Verifies that:
* - the implementation implements the method
* - the implementation returns an error when passed a malformed sound model
*
* There is no way to verify that implementation actually can load a sound model because each
* sound model is vendor specific.
*/
TEST_P(SoundTriggerHidlTest, LoadInvalidModelFail_2_1) {
Return<void> hidlReturn;
int ret = -ENODEV;
ISoundTriggerHw::PhraseSoundModel model;
SoundModelHandle handle;
model.common.header.type = SoundModelType::UNKNOWN;
hidlReturn = mSoundTriggerHal->loadPhraseSoundModel_2_1(model, mCallback, 0,
[&](int32_t retval, auto res) {
ret = retval;
handle = res;
});
EXPECT_TRUE(hidlReturn.isOk());
EXPECT_NE(0, ret);
EXPECT_FALSE(monitor.wait(SHORT_TIMEOUT_PERIOD));
}
/**
* Test ISoundTriggerHw::loadSoundModel() method
*
* Verifies that:
* - the implementation returns an error when passed an empty sound model
*/
TEST_P(SoundTriggerHidlTest, LoadEmptyGenericSoundModelFail) {
int ret = -ENODEV;
V2_0_ISoundTriggerHw::SoundModel model;
SoundModelHandle handle = 0;
model.type = SoundModelType::GENERIC;
Return<void> loadReturn =
mSoundTriggerHal->loadSoundModel(model, mCallback, 0, [&](int32_t retval, auto res) {
ret = retval;
handle = res;
});
EXPECT_TRUE(loadReturn.isOk());
EXPECT_NE(0, ret);
EXPECT_FALSE(monitor.wait(SHORT_TIMEOUT_PERIOD));
}
/**
* Test ISoundTriggerHw::loadSoundModel_2_1() method
*
* Verifies that:
* - the implementation returns error when passed a sound model with random data.
*/
TEST_P(SoundTriggerHidlTest, LoadEmptyGenericSoundModelFail_2_1) {
int ret = -ENODEV;
ISoundTriggerHw::SoundModel model;
SoundModelHandle handle = 0;
model.header.type = SoundModelType::GENERIC;
Return<void> loadReturn =
mSoundTriggerHal->loadSoundModel_2_1(model, mCallback, 0, [&](int32_t retval, auto res) {
ret = retval;
handle = res;
});
EXPECT_TRUE(loadReturn.isOk());
EXPECT_NE(0, ret);
EXPECT_FALSE(monitor.wait(SHORT_TIMEOUT_PERIOD));
}
/**
* Test ISoundTriggerHw::loadSoundModel_2_1() method
*
* Verifies that:
* - the implementation returns error when passed a sound model with random data.
*/
TEST_P(SoundTriggerHidlTest, LoadGenericSoundModelFail_2_1) {
int ret = -ENODEV;
ISoundTriggerHw::SoundModel model;
SoundModelHandle handle = 0;
model.header.type = SoundModelType::GENERIC;
sp<IAllocator> ashmem = IAllocator::getService("ashmem");
ASSERT_NE(nullptr, ashmem.get());
hidl_memory hmemory;
int size = 100;
Return<void> allocReturn = ashmem->allocate(size, [&](bool success, const hidl_memory& m) {
ASSERT_TRUE(success);
hmemory = m;
});
sp<IMemory> memory = ::android::hardware::mapMemory(hmemory);
ASSERT_NE(nullptr, memory.get());
memory->update();
for (uint8_t *p = static_cast<uint8_t*>(static_cast<void*>(memory->getPointer())); size >= 0;
p++, size--) {
*p = rand();
}
Return<void> loadReturn =
mSoundTriggerHal->loadSoundModel_2_1(model, mCallback, 0, [&](int32_t retval, auto res) {
ret = retval;
handle = res;
});
EXPECT_TRUE(loadReturn.isOk());
EXPECT_NE(0, ret);
EXPECT_FALSE(monitor.wait(SHORT_TIMEOUT_PERIOD));
}
/**
* Test ISoundTriggerHw::startRecognition_2_1() method
*
* Verifies that:
* - the implementation implements the method
* - the implementation returns an error when called without a valid loaded sound model
*
* There is no way to verify that implementation actually starts recognition because no model can
* be loaded.
*/
TEST_P(SoundTriggerHidlTest, StartRecognitionNoModelFail_2_1) {
Return<int32_t> hidlReturn(0);
SoundModelHandle handle = 0;
PhraseRecognitionExtra phrase;
ISoundTriggerHw::RecognitionConfig config;
config.header.captureHandle = 0;
config.header.captureDevice = AudioDevice::IN_BUILTIN_MIC;
phrase.id = 0;
phrase.recognitionModes = (uint32_t)RecognitionMode::VOICE_TRIGGER;
phrase.confidenceLevel = 0;
config.header.phrases.setToExternal(&phrase, 1);
hidlReturn = mSoundTriggerHal->startRecognition_2_1(handle, config, mCallback, 0);
EXPECT_TRUE(hidlReturn.isOk());
EXPECT_NE(0, hidlReturn);
}
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SoundTriggerHidlTest);
INSTANTIATE_TEST_SUITE_P(
PerInstance, SoundTriggerHidlTest,
testing::ValuesIn(android::hardware::getAllHalInstanceNames(ISoundTriggerHw::descriptor)),
android::hardware::PrintInstanceNameToString);