| /* |
| * Copyright (C) 2022 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. |
| */ |
| |
| #include <cstdint> |
| |
| #include "chre/pal/sensor.h" |
| #include "chre/platform/condition_variable.h" |
| #include "chre/platform/linux/task_util/task_manager.h" |
| #include "chre/platform/mutex.h" |
| #include "chre/platform/shared/pal_system_api.h" |
| #include "chre/util/fixed_size_vector.h" |
| #include "chre/util/lock_guard.h" |
| #include "chre/util/macros.h" |
| #include "chre/util/optional.h" |
| #include "chre/util/time.h" |
| #include "chre/util/unique_ptr.h" |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| |
| namespace { |
| |
| using ::chre::ConditionVariable; |
| using ::chre::FixedSizeVector; |
| using ::chre::gChrePalSystemApi; |
| using ::chre::kOneMillisecondInNanoseconds; |
| using ::chre::LockGuard; |
| using ::chre::MakeUnique; |
| using ::chre::Mutex; |
| using ::chre::Nanoseconds; |
| using ::chre::Optional; |
| using ::chre::UniquePtr; |
| using ::testing::ElementsAre; |
| |
| const struct chrePalSensorApi *gApi = nullptr; |
| |
| constexpr uint32_t kTimeoutMultiplier = 10; |
| |
| class Callbacks { |
| public: |
| void samplingStatusUpdateCallback(uint32_t sensorInfoIndex, |
| struct chreSensorSamplingStatus *status) { |
| LockGuard<Mutex> lock(mMutex); |
| if (!mStatusSensorIndex.has_value()) { |
| mStatusSensorIndex = sensorInfoIndex; |
| mStatus = status; |
| mCondVarStatus.notify_one(); |
| } |
| } |
| |
| void dataEventCallback(uint32_t sensorInfoIndex, void *data) { |
| LockGuard<Mutex> lock(mMutex); |
| if (gApi == nullptr) { |
| return; |
| } |
| |
| if (!mEventSensorIndices.full()) { |
| mEventSensorIndices.push_back(sensorInfoIndex); |
| mEventData.push_back(data); |
| if (mEventSensorIndices.full()) { |
| mCondVarEvents.notify_one(); |
| } |
| } else { |
| gApi->releaseSensorDataEvent(data); |
| } |
| } |
| |
| void biasEventCallback(uint32_t sensorInfoIndex, void *biasData) { |
| UNUSED_VAR(sensorInfoIndex); |
| UNUSED_VAR(biasData); |
| } |
| |
| void flushCompleteCallback(uint32_t sensorInfoIndex, uint32_t flushRequestId, |
| uint8_t errorCode) { |
| UNUSED_VAR(sensorInfoIndex); |
| UNUSED_VAR(flushRequestId); |
| UNUSED_VAR(errorCode); |
| } |
| |
| static constexpr uint32_t kNumEvents = 3; |
| |
| Optional<uint32_t> mStatusSensorIndex; |
| Optional<struct chreSensorSamplingStatus *> mStatus; |
| |
| FixedSizeVector<uint32_t, kNumEvents> mEventSensorIndices; |
| FixedSizeVector<void *, kNumEvents> mEventData; |
| |
| //! Synchronize access to class members. |
| Mutex mMutex; |
| ConditionVariable mCondVarEvents; |
| ConditionVariable mCondVarStatus; |
| }; |
| |
| UniquePtr<Callbacks> gCallbacks = nullptr; |
| |
| void samplingStatusUpdateCallback(uint32_t sensorInfoIndex, |
| struct chreSensorSamplingStatus *status) { |
| if (gCallbacks != nullptr) { |
| gCallbacks->samplingStatusUpdateCallback(sensorInfoIndex, status); |
| } |
| } |
| |
| void dataEventCallback(uint32_t sensorInfoIndex, void *data) { |
| if (gCallbacks != nullptr) { |
| gCallbacks->dataEventCallback(sensorInfoIndex, data); |
| } |
| } |
| |
| void biasEventCallback(uint32_t sensorInfoIndex, void *biasData) { |
| if (gCallbacks != nullptr) { |
| gCallbacks->biasEventCallback(sensorInfoIndex, biasData); |
| } |
| } |
| |
| void flushCompleteCallback(uint32_t sensorInfoIndex, uint32_t flushRequestId, |
| uint8_t errorCode) { |
| if (gCallbacks != nullptr) { |
| gCallbacks->flushCompleteCallback(sensorInfoIndex, flushRequestId, |
| errorCode); |
| } |
| } |
| |
| class PalSensorTest : public testing::Test { |
| protected: |
| void SetUp() override { |
| gCallbacks = MakeUnique<Callbacks>(); |
| chre::TaskManagerSingleton::deinit(); |
| chre::TaskManagerSingleton::init(); |
| gApi = chrePalSensorGetApi(CHRE_PAL_SENSOR_API_CURRENT_VERSION); |
| ASSERT_NE(gApi, nullptr); |
| EXPECT_EQ(gApi->moduleVersion, CHRE_PAL_SENSOR_API_CURRENT_VERSION); |
| ASSERT_TRUE(gApi->open(&gChrePalSystemApi, &mPalCallbacks)); |
| } |
| |
| void TearDown() override { |
| if (gApi != nullptr) { |
| gApi->close(); |
| } |
| chre::TaskManagerSingleton::deinit(); |
| gCallbacks = nullptr; |
| } |
| |
| const struct chrePalSensorCallbacks mPalCallbacks = { |
| .samplingStatusUpdateCallback = samplingStatusUpdateCallback, |
| .dataEventCallback = dataEventCallback, |
| .biasEventCallback = biasEventCallback, |
| .flushCompleteCallback = flushCompleteCallback, |
| }; |
| }; |
| |
| TEST_F(PalSensorTest, GetTheListOfSensors) { |
| const struct chreSensorInfo *sensors; |
| uint32_t arraySize; |
| |
| EXPECT_TRUE(gApi->getSensors(&sensors, &arraySize)); |
| EXPECT_EQ(arraySize, 1); |
| EXPECT_STREQ(sensors[0].sensorName, "Test Accelerometer"); |
| } |
| |
| TEST_F(PalSensorTest, EnableAContinuousSensor) { |
| EXPECT_TRUE(gApi->configureSensor( |
| 0 /* sensorInfoIndex */, CHRE_SENSOR_CONFIGURE_MODE_CONTINUOUS, |
| kOneMillisecondInNanoseconds /* intervalNs */, 0 /* latencyNs */)); |
| |
| LockGuard<Mutex> lock(gCallbacks->mMutex); |
| gCallbacks->mCondVarStatus.wait_for( |
| gCallbacks->mMutex, |
| Nanoseconds(kTimeoutMultiplier * kOneMillisecondInNanoseconds)); |
| ASSERT_TRUE(gCallbacks->mStatusSensorIndex.has_value()); |
| EXPECT_EQ(gCallbacks->mStatusSensorIndex.value(), 0); |
| ASSERT_TRUE(gCallbacks->mStatus.has_value()); |
| EXPECT_TRUE(gCallbacks->mStatus.value()->enabled); |
| gApi->releaseSamplingStatusEvent(gCallbacks->mStatus.value()); |
| |
| gCallbacks->mCondVarEvents.wait_for( |
| gCallbacks->mMutex, |
| Nanoseconds((2 + gCallbacks->kNumEvents) * kTimeoutMultiplier * |
| kOneMillisecondInNanoseconds)); |
| EXPECT_TRUE(gCallbacks->mEventSensorIndices.full()); |
| EXPECT_THAT(gCallbacks->mEventSensorIndices, ElementsAre(0, 0, 0)); |
| EXPECT_TRUE(gCallbacks->mEventData.full()); |
| for (void *data : gCallbacks->mEventData) { |
| auto threeAxisData = |
| static_cast<const struct chreSensorThreeAxisData *>(data); |
| EXPECT_EQ(threeAxisData->header.readingCount, 1); |
| gApi->releaseSensorDataEvent(data); |
| } |
| } |
| |
| TEST_F(PalSensorTest, DisableAContinuousSensor) { |
| EXPECT_TRUE(gApi->configureSensor( |
| 0 /* sensorInfoIndex */, CHRE_SENSOR_CONFIGURE_MODE_DONE, |
| kOneMillisecondInNanoseconds /* intervalNs */, 0 /* latencyNs */)); |
| |
| LockGuard<Mutex> lock(gCallbacks->mMutex); |
| gCallbacks->mCondVarStatus.wait_for( |
| gCallbacks->mMutex, |
| Nanoseconds(kTimeoutMultiplier * kOneMillisecondInNanoseconds)); |
| EXPECT_TRUE(gCallbacks->mStatusSensorIndex.has_value()); |
| EXPECT_EQ(gCallbacks->mStatusSensorIndex.value(), 0); |
| EXPECT_TRUE(gCallbacks->mStatus.has_value()); |
| EXPECT_FALSE(gCallbacks->mStatus.value()->enabled); |
| gApi->releaseSamplingStatusEvent(gCallbacks->mStatus.value()); |
| } |
| |
| } // namespace |