power/stats: Add VTS tests for power stats hal am: c357e98dcc am: 3130674ac3 (a0f917e8) · Commits · e / os / android_hardware_interfaces

power/stats/aidl/vts/VtsHalPowerStatsTargetTest.cpp

+318 −34

Original line number	Diff line number	Diff line
		@@ -21,10 +21,21 @@
		#include <android/binder_manager.h>
		#include <android/binder_process.h>

		#include <algorithm>
		#include <iterator>
		#include <random>
		#include <unordered_map>

		using aidl::android::hardware::power::stats::Channel;
		using aidl::android::hardware::power::stats::EnergyConsumer;
		using aidl::android::hardware::power::stats::EnergyConsumerAttribution;
		using aidl::android::hardware::power::stats::EnergyConsumerResult;
		using aidl::android::hardware::power::stats::EnergyConsumerType;
		using aidl::android::hardware::power::stats::EnergyMeasurement;
		using aidl::android::hardware::power::stats::IPowerStats;
		using aidl::android::hardware::power::stats::PowerEntity;
		using aidl::android::hardware::power::stats::State;
		using aidl::android::hardware::power::stats::StateResidency;
		using aidl::android::hardware::power::stats::StateResidencyResult;

		using ndk::SpAIBinder;
		@@ -37,12 +48,61 @@ class PowerStatsAidl : public testing::TestWithParam<std::string> {
		ASSERT_NE(nullptr, powerstats.get());
		}

		template <typename T>
		std::vector<T> getRandomSubset(std::vector<T> const& collection);

		void testNameValid(const std::string& name);

		template <typename T, typename S>
		void testUnique(std::vector<T> const& collection, S T::*field);

		template <typename T, typename S, typename R>
		void testMatching(std::vector<T> const& c1, R T::f1, std::vector<S> const& c2, R S::f2);

		std::shared_ptr<IPowerStats> powerstats;
		};

		TEST_P(PowerStatsAidl, TestReadEnergyMeter) {
		std::vector<EnergyMeasurement> data;
		ASSERT_TRUE(powerstats->readEnergyMeters({}, &data).isOk());
		// Returns a random subset from a collection
		template <typename T>
		std::vector<T> PowerStatsAidl::getRandomSubset(std::vector<T> const& collection) {
		if (collection.empty()) {
		return {};
		}

		std::vector<T> selected;
		std::sample(collection.begin(), collection.end(), std::back_inserter(selected),
		rand() % collection.size() + 1, std::mt19937{std::random_device{}()});

		return selected;
		}

		// Tests whether a name is valid
		void PowerStatsAidl::testNameValid(const std::string& name) {
		EXPECT_NE(name, "");
		}

		// Tests whether the fields in a given collection are unique
		template <typename T, typename S>
		void PowerStatsAidl::testUnique(std::vector<T> const& collection, S T::*field) {
		std::set<S> cSet;
		for (auto const& elem : collection) {
		EXPECT_TRUE(cSet.insert(elem.*field).second);
		}
		}

		template <typename T, typename S, typename R>
		void PowerStatsAidl::testMatching(std::vector<T> const& c1, R T::*f1, std::vector<S> const& c2,
		R S::*f2) {
		std::set<R> c1fields, c2fields;
		for (auto elem : c1) {
		c1fields.insert(elem.*f1);
		}

		for (auto elem : c2) {
		c2fields.insert(elem.*f2);
		}

		EXPECT_EQ(c1fields, c2fields);
		}

		// Each PowerEntity must have a valid name
		@@ -51,80 +111,304 @@ TEST_P(PowerStatsAidl, ValidatePowerEntityNames) {
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());

		for (auto info : infos) {
		EXPECT_NE(info.name, "");
		testNameValid(info.name);
		}
		}

		// Each power entity must have a unique name
		TEST_P(PowerStatsAidl, ValidatePowerEntityUniqueNames) {
		std::vector<PowerEntity> infos;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		std::set<std::string> names;
		for (auto info : infos) {
		EXPECT_TRUE(names.insert(info.name).second);
		}
		testUnique(entities, &PowerEntity::name);
		}

		// Each PowerEntity must have a unique ID
		TEST_P(PowerStatsAidl, ValidatePowerEntityIds) {
		std::vector<PowerEntity> infos;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		std::set<int32_t> ids;
		for (auto info : infos) {
		EXPECT_TRUE(ids.insert(info.id).second);
		testUnique(entities, &PowerEntity::id);
		}

		// Each power entity must have at least one state
		TEST_P(PowerStatsAidl, ValidateStateSize) {
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		for (auto entity : entities) {
		EXPECT_GT(entity.states.size(), 0);
		}
		}

		// Each state must have a valid name
		TEST_P(PowerStatsAidl, ValidateStateNames) {
		std::vector<PowerEntity> infos;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		for (auto info : infos) {
		for (auto state : info.states) {
		EXPECT_NE(state.name, "");
		for (auto entity : entities) {
		for (auto state : entity.states) {
		testNameValid(state.name);
		}
		}
		}

		// Each state must have a name that is unique to the given PowerEntity
		TEST_P(PowerStatsAidl, ValidateStateUniqueNames) {
		std::vector<PowerEntity> infos;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		for (auto info : infos) {
		std::set<std::string> stateNames;
		for (auto state : info.states) {
		EXPECT_TRUE(stateNames.insert(state.name).second);
		}
		for (auto entity : entities) {
		testUnique(entity.states, &State::name);
		}
		}

		// Each state must have an ID that is unique to the given PowerEntity
		TEST_P(PowerStatsAidl, ValidateStateUniqueIds) {
		std::vector<PowerEntity> infos;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&infos).isOk());
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		for (auto info : infos) {
		std::set<int32_t> stateIds;
		for (auto state : info.states) {
		EXPECT_TRUE(stateIds.insert(state.id).second);
		}
		for (auto entity : entities) {
		testUnique(entity.states, &State::id);
		}
		}

		// State residency must return a valid status
		TEST_P(PowerStatsAidl, TestGetStateResidency) {
		std::vector<StateResidencyResult> results;
		ASSERT_TRUE(powerstats->getStateResidency({}, &results).isOk());
		}

		// State residency must return all results
		TEST_P(PowerStatsAidl, TestGetStateResidencyAllResults) {
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		std::vector<StateResidencyResult> results;
		ASSERT_TRUE(powerstats->getStateResidency({}, &results).isOk());

		testMatching(entities, &PowerEntity::id, results, &StateResidencyResult::id);
		}

		// Each result must contain all state residencies
		TEST_P(PowerStatsAidl, TestGetStateResidencyAllStateResidencies) {
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());

		std::vector<StateResidencyResult> results;
		ASSERT_TRUE(powerstats->getStateResidency({}, &results).isOk());

		for (auto entity : entities) {
		auto it = std::find_if(results.begin(), results.end(),
		[&entity](const auto& x) { return x.id == entity.id; });
		ASSERT_NE(it, results.end());

		testMatching(entity.states, &State::id, it->stateResidencyData, &StateResidency::id);
		}
		}

		// State residency must return results for each requested power entity
		TEST_P(PowerStatsAidl, TestGetStateResidencySelectedResults) {
		std::vector<PowerEntity> entities;
		ASSERT_TRUE(powerstats->getPowerEntityInfo(&entities).isOk());
		if (entities.empty()) {
		return;
		}

		std::vector<PowerEntity> selectedEntities = getRandomSubset(entities);
		std::vector<int32_t> selectedIds;
		for (auto const& entity : selectedEntities) {
		selectedIds.push_back(entity.id);
		}

		std::vector<StateResidencyResult> selectedResults;
		ASSERT_TRUE(powerstats->getStateResidency(selectedIds, &selectedResults).isOk());

		testMatching(selectedEntities, &PowerEntity::id, selectedResults, &StateResidencyResult::id);
		}

		// Energy meter info must return a valid status
		TEST_P(PowerStatsAidl, TestGetEnergyMeterInfo) {
		std::vector<Channel> info;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&info).isOk());
		}

		// Each channel must have a valid name and subsystem
		TEST_P(PowerStatsAidl, ValidateChannelNames) {
		std::vector<Channel> channels;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&channels).isOk());
		for (auto channel : channels) {
		testNameValid(channel.name);
		testNameValid(channel.subsystem);
		}
		}

		// Each channel must have a unique name
		TEST_P(PowerStatsAidl, ValidateChannelUniqueNames) {
		std::vector<Channel> channels;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&channels).isOk());

		testUnique(channels, &Channel::name);
		}

		// Each channel must have a unique ID
		TEST_P(PowerStatsAidl, ValidateChannelUniqueIds) {
		std::vector<Channel> channels;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&channels).isOk());

		testUnique(channels, &Channel::id);
		}

		// Reading energy meter must return a valid status
		TEST_P(PowerStatsAidl, TestReadEnergyMeter) {
		std::vector<EnergyMeasurement> data;
		ASSERT_TRUE(powerstats->readEnergyMeters({}, &data).isOk());
		}

		// Reading energy meter must return results for all available channels
		TEST_P(PowerStatsAidl, TestGetAllEnergyMeasurements) {
		std::vector<Channel> channels;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&channels).isOk());

		std::vector<EnergyMeasurement> measurements;
		ASSERT_TRUE(powerstats->readEnergyMeters({}, &measurements).isOk());

		testMatching(channels, &Channel::id, measurements, &EnergyMeasurement::id);
		}

		// Reading energy must must return results for each selected channel
		TEST_P(PowerStatsAidl, TestGetSelectedEnergyMeasurements) {
		std::vector<Channel> channels;
		ASSERT_TRUE(powerstats->getEnergyMeterInfo(&channels).isOk());
		if (channels.empty()) {
		return;
		}

		std::vector<Channel> selectedChannels = getRandomSubset(channels);
		std::vector<int32_t> selectedIds;
		for (auto const& channel : selectedChannels) {
		selectedIds.push_back(channel.id);
		}

		std::vector<EnergyMeasurement> selectedMeasurements;
		ASSERT_TRUE(powerstats->readEnergyMeters(selectedIds, &selectedMeasurements).isOk());

		testMatching(selectedChannels, &Channel::id, selectedMeasurements, &EnergyMeasurement::id);
		}

		// Energy consumer info must return a valid status
		TEST_P(PowerStatsAidl, TestGetEnergyConsumerInfo) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());
		}

		// Each energy consumer must have a unique id
		TEST_P(PowerStatsAidl, TestGetEnergyConsumerUniqueId) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());

		testUnique(consumers, &EnergyConsumer::id);
		}

		// Each energy consumer must have a valid name
		TEST_P(PowerStatsAidl, ValidateEnergyConsumerNames) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());

		for (auto consumer : consumers) {
		testNameValid(consumer.name);
		}
		}

		// Each energy consumer must have a unique name
		TEST_P(PowerStatsAidl, ValidateEnergyConsumerUniqueNames) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());

		testUnique(consumers, &EnergyConsumer::name);
		}

		// Energy consumers of the same type must have ordinals that are 0,1,2,..., N - 1
		TEST_P(PowerStatsAidl, ValidateEnergyConsumerOrdinals) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());

		std::unordered_map<EnergyConsumerType, std::set<int32_t>> ordinalMap;

		// Ordinals must be unique for each type
		for (auto consumer : consumers) {
		EXPECT_TRUE(ordinalMap[consumer.type].insert(consumer.ordinal).second);
		}

		// Min ordinal must be 0, max ordinal must be N - 1
		for (const auto& [unused, ordinals] : ordinalMap) {
		EXPECT_EQ(0, *std::min_element(ordinals.begin(), ordinals.end()));
		EXPECT_EQ(ordinals.size() - 1, *std::max_element(ordinals.begin(), ordinals.end()));
		}
		}

		// Energy consumed must return a valid status
		TEST_P(PowerStatsAidl, TestGetEnergyConsumed) {
		std::vector<EnergyConsumerResult> results;
		ASSERT_TRUE(powerstats->getEnergyConsumed({}, &results).isOk());
		}

		// Energy consumed must return data for all energy consumers
		TEST_P(PowerStatsAidl, TestGetAllEnergyConsumed) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());

		std::vector<EnergyConsumerResult> results;
		ASSERT_TRUE(powerstats->getEnergyConsumed({}, &results).isOk());

		testMatching(consumers, &EnergyConsumer::id, results, &EnergyConsumerResult::id);
		}

		// Energy consumed must return data for each selected energy consumer
		TEST_P(PowerStatsAidl, TestGetSelectedEnergyConsumed) {
		std::vector<EnergyConsumer> consumers;
		ASSERT_TRUE(powerstats->getEnergyConsumerInfo(&consumers).isOk());
		if (consumers.empty()) {
		return;
		}

		std::vector<EnergyConsumer> selectedConsumers = getRandomSubset(consumers);
		std::vector<int32_t> selectedIds;
		for (auto const& consumer : selectedConsumers) {
		selectedIds.push_back(consumer.id);
		}

		std::vector<EnergyConsumerResult> selectedResults;
		ASSERT_TRUE(powerstats->getEnergyConsumed(selectedIds, &selectedResults).isOk());

		testMatching(selectedConsumers, &EnergyConsumer::id, selectedResults,
		&EnergyConsumerResult::id);
		}

		// Energy consumed attribution uids must be unique for a given energy consumer
		TEST_P(PowerStatsAidl, ValidateEnergyConsumerAttributionUniqueUids) {
		std::vector<EnergyConsumerResult> results;
		ASSERT_TRUE(powerstats->getEnergyConsumed({}, &results).isOk());

		for (auto result : results) {
		testUnique(result.attribution, &EnergyConsumerAttribution::uid);
		}
		}

		// Energy consumed total energy >= sum total of uid-attributed energy
		TEST_P(PowerStatsAidl, TestGetEnergyConsumedAttributedEnergy) {
		std::vector<EnergyConsumerResult> results;
		ASSERT_TRUE(powerstats->getEnergyConsumed({}, &results).isOk());

		for (auto result : results) {
		int64_t totalAttributedEnergyUWs = 0;
		for (auto attribution : result.attribution) {
		totalAttributedEnergyUWs += attribution.energyUWs;
		}
		EXPECT_TRUE(result.energyUWs >= totalAttributedEnergyUWs);
		}
		}

		GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(PowerStatsAidl);
		INSTANTIATE_TEST_SUITE_P(
		PowerStats, PowerStatsAidl,