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// Copyright (C) 2017 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 <gtest/gtest.h>
#include "src/StatsLogProcessor.h"
#include "src/stats_log_util.h"
#include "tests/statsd_test_util.h"
#include <vector>
namespace android {
namespace os {
namespace statsd {
#ifdef __ANDROID__
namespace {
StatsdConfig CreateStatsdConfig() {
StatsdConfig config;
config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
auto pulledAtomMatcher =
CreateSimpleAtomMatcher("TestMatcher", android::util::SUBSYSTEM_SLEEP_STATE);
*config.add_atom_matcher() = pulledAtomMatcher;
*config.add_atom_matcher() = CreateScreenTurnedOnAtomMatcher();
*config.add_atom_matcher() = CreateScreenTurnedOffAtomMatcher();
auto screenIsOffPredicate = CreateScreenIsOffPredicate();
*config.add_predicate() = screenIsOffPredicate;
auto valueMetric = config.add_value_metric();
valueMetric->set_id(123456);
valueMetric->set_what(pulledAtomMatcher.id());
valueMetric->set_condition(screenIsOffPredicate.id());
*valueMetric->mutable_value_field() =
CreateDimensions(android::util::SUBSYSTEM_SLEEP_STATE, {4 /* time sleeping field */});
*valueMetric->mutable_dimensions_in_what() =
CreateDimensions(android::util::SUBSYSTEM_SLEEP_STATE, {1 /* subsystem name */});
valueMetric->set_bucket(FIVE_MINUTES);
valueMetric->set_use_absolute_value_on_reset(true);
valueMetric->set_skip_zero_diff_output(false);
valueMetric->set_max_pull_delay_sec(INT_MAX);
return config;
}
} // namespace
TEST(ValueMetricE2eTest, TestPulledEvents) {
auto config = CreateStatsdConfig();
int64_t baseTimeNs = getElapsedRealtimeNs();
int64_t configAddedTimeNs = 10 * 60 * NS_PER_SEC + baseTimeNs;
int64_t bucketSizeNs =
TimeUnitToBucketSizeInMillis(config.value_metric(0).bucket()) * 1000000;
ConfigKey cfgKey;
auto processor = CreateStatsLogProcessor(
baseTimeNs, configAddedTimeNs, config, cfgKey);
EXPECT_EQ(processor->mMetricsManagers.size(), 1u);
EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
processor->mPullerManager->ForceClearPullerCache();
int startBucketNum = processor->mMetricsManagers.begin()->second->
mAllMetricProducers[0]->getCurrentBucketNum();
EXPECT_GT(startBucketNum, (int64_t)0);
// When creating the config, the gauge metric producer should register the alarm at the
// end of the current bucket.
EXPECT_EQ((size_t)1, processor->mPullerManager->mReceivers.size());
EXPECT_EQ(bucketSizeNs,
processor->mPullerManager->mReceivers.begin()->second.front().intervalNs);
int64_t& expectedPullTimeNs =
processor->mPullerManager->mReceivers.begin()->second.front().nextPullTimeNs;
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + bucketSizeNs, expectedPullTimeNs);
auto screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 55);
processor->OnLogEvent(screenOffEvent.get());
auto screenOnEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_ON,
configAddedTimeNs + 65);
processor->OnLogEvent(screenOnEvent.get());
screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 75);
processor->OnLogEvent(screenOffEvent.get());
// Pulling alarm arrives on time and reset the sequential pulling alarm.
processor->informPullAlarmFired(expectedPullTimeNs + 1);
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + 2 * bucketSizeNs, expectedPullTimeNs);
processor->informPullAlarmFired(expectedPullTimeNs + 1);
screenOnEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_ON,
configAddedTimeNs + 2 * bucketSizeNs + 15);
processor->OnLogEvent(screenOnEvent.get());
processor->informPullAlarmFired(expectedPullTimeNs + 1);
processor->informPullAlarmFired(expectedPullTimeNs + 1);
screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 4 * bucketSizeNs + 11);
processor->OnLogEvent(screenOffEvent.get());
processor->informPullAlarmFired(expectedPullTimeNs + 1);
processor->informPullAlarmFired(expectedPullTimeNs + 1);
ConfigMetricsReportList reports;
vector<uint8_t> buffer;
processor->onDumpReport(cfgKey, configAddedTimeNs + 7 * bucketSizeNs + 10, false, true,
ADB_DUMP, &buffer);
EXPECT_TRUE(buffer.size() > 0);
EXPECT_TRUE(reports.ParseFromArray(&buffer[0], buffer.size()));
backfillDimensionPath(&reports);
backfillStringInReport(&reports);
backfillStartEndTimestamp(&reports);
EXPECT_EQ(1, reports.reports_size());
EXPECT_EQ(1, reports.reports(0).metrics_size());
StatsLogReport::ValueMetricDataWrapper valueMetrics;
sortMetricDataByDimensionsValue(
reports.reports(0).metrics(0).value_metrics(), &valueMetrics);
EXPECT_GT((int)valueMetrics.data_size(), 1);
auto data = valueMetrics.data(0);
EXPECT_EQ(android::util::SUBSYSTEM_SLEEP_STATE, data.dimensions_in_what().field());
EXPECT_EQ(1, data.dimensions_in_what().value_tuple().dimensions_value_size());
EXPECT_EQ(1 /* subsystem name field */,
data.dimensions_in_what().value_tuple().dimensions_value(0).field());
EXPECT_FALSE(data.dimensions_in_what().value_tuple().dimensions_value(0).value_str().empty());
EXPECT_EQ(5, data.bucket_info_size());
EXPECT_EQ(baseTimeNs + 2 * bucketSizeNs, data.bucket_info(0).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 3 * bucketSizeNs, data.bucket_info(0).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(0).values_size());
EXPECT_EQ(baseTimeNs + 3 * bucketSizeNs, data.bucket_info(1).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 4 * bucketSizeNs, data.bucket_info(1).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(1).values_size());
EXPECT_EQ(baseTimeNs + 4 * bucketSizeNs, data.bucket_info(2).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 5 * bucketSizeNs, data.bucket_info(2).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(2).values_size());
EXPECT_EQ(baseTimeNs + 6 * bucketSizeNs, data.bucket_info(3).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 7 * bucketSizeNs, data.bucket_info(3).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(3).values_size());
EXPECT_EQ(baseTimeNs + 7 * bucketSizeNs, data.bucket_info(4).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 8 * bucketSizeNs, data.bucket_info(4).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(4).values_size());
}
TEST(ValueMetricE2eTest, TestPulledEvents_LateAlarm) {
auto config = CreateStatsdConfig();
int64_t baseTimeNs = getElapsedRealtimeNs();
int64_t configAddedTimeNs = 10 * 60 * NS_PER_SEC + baseTimeNs;
int64_t bucketSizeNs =
TimeUnitToBucketSizeInMillis(config.value_metric(0).bucket()) * 1000000;
ConfigKey cfgKey;
auto processor = CreateStatsLogProcessor(
baseTimeNs, configAddedTimeNs, config, cfgKey);
EXPECT_EQ(processor->mMetricsManagers.size(), 1u);
EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
processor->mPullerManager->ForceClearPullerCache();
int startBucketNum = processor->mMetricsManagers.begin()->second->
mAllMetricProducers[0]->getCurrentBucketNum();
EXPECT_GT(startBucketNum, (int64_t)0);
// When creating the config, the gauge metric producer should register the alarm at the
// end of the current bucket.
EXPECT_EQ((size_t)1, processor->mPullerManager->mReceivers.size());
EXPECT_EQ(bucketSizeNs,
processor->mPullerManager->mReceivers.begin()->second.front().intervalNs);
int64_t& expectedPullTimeNs =
processor->mPullerManager->mReceivers.begin()->second.front().nextPullTimeNs;
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + bucketSizeNs, expectedPullTimeNs);
// Screen off/on/off events.
auto screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 55);
processor->OnLogEvent(screenOffEvent.get());
auto screenOnEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_ON,
configAddedTimeNs + 65);
processor->OnLogEvent(screenOnEvent.get());
screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 75);
processor->OnLogEvent(screenOffEvent.get());
// Pulling alarm arrives late by 2 buckets and 1 ns.
processor->informPullAlarmFired(expectedPullTimeNs + 2 * bucketSizeNs + 1);
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + 4 * bucketSizeNs, expectedPullTimeNs);
screenOnEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_ON,
configAddedTimeNs + 4 * bucketSizeNs + 65);
processor->OnLogEvent(screenOnEvent.get());
// Pulling alarm arrives late by one bucket size + 21ns.
processor->informPullAlarmFired(expectedPullTimeNs + bucketSizeNs + 21);
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + 6 * bucketSizeNs, expectedPullTimeNs);
screenOffEvent = CreateScreenStateChangedEvent(android::view::DISPLAY_STATE_OFF,
configAddedTimeNs + 6 * bucketSizeNs + 31);
processor->OnLogEvent(screenOffEvent.get());
processor->informPullAlarmFired(expectedPullTimeNs + bucketSizeNs + 21);
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + 8 * bucketSizeNs, expectedPullTimeNs);
processor->informPullAlarmFired(expectedPullTimeNs + 1);
EXPECT_EQ(baseTimeNs + startBucketNum * bucketSizeNs + 9 * bucketSizeNs, expectedPullTimeNs);
ConfigMetricsReportList reports;
vector<uint8_t> buffer;
processor->onDumpReport(cfgKey, configAddedTimeNs + 9 * bucketSizeNs + 10, false, true,
ADB_DUMP, &buffer);
EXPECT_TRUE(buffer.size() > 0);
EXPECT_TRUE(reports.ParseFromArray(&buffer[0], buffer.size()));
backfillDimensionPath(&reports);
backfillStringInReport(&reports);
backfillStartEndTimestamp(&reports);
EXPECT_EQ(1, reports.reports_size());
EXPECT_EQ(1, reports.reports(0).metrics_size());
StatsLogReport::ValueMetricDataWrapper valueMetrics;
sortMetricDataByDimensionsValue(
reports.reports(0).metrics(0).value_metrics(), &valueMetrics);
EXPECT_GT((int)valueMetrics.data_size(), 1);
auto data = valueMetrics.data(0);
EXPECT_EQ(android::util::SUBSYSTEM_SLEEP_STATE, data.dimensions_in_what().field());
EXPECT_EQ(1, data.dimensions_in_what().value_tuple().dimensions_value_size());
EXPECT_EQ(1 /* subsystem name field */,
data.dimensions_in_what().value_tuple().dimensions_value(0).field());
EXPECT_FALSE(data.dimensions_in_what().value_tuple().dimensions_value(0).value_str().empty());
EXPECT_EQ(3, data.bucket_info_size());
EXPECT_EQ(baseTimeNs + 2 * bucketSizeNs, data.bucket_info(0).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 3 * bucketSizeNs, data.bucket_info(0).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(0).values_size());
EXPECT_EQ(baseTimeNs + 8 * bucketSizeNs, data.bucket_info(1).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 9 * bucketSizeNs, data.bucket_info(1).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(1).values_size());
EXPECT_EQ(baseTimeNs + 9 * bucketSizeNs, data.bucket_info(2).start_bucket_elapsed_nanos());
EXPECT_EQ(baseTimeNs + 10 * bucketSizeNs, data.bucket_info(2).end_bucket_elapsed_nanos());
EXPECT_EQ(1, data.bucket_info(2).values_size());
}
#else
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif
} // namespace statsd
} // namespace os
} // namespace android