frameworks_base/cmds/statsd/tests/StatsLogProcessor_test.cpp

// 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 "StatsLogProcessor.h"
#include "StatsService.h"
#include "config/ConfigKey.h"
#include "frameworks/base/cmds/statsd/src/stats_log.pb.h"
#include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
#include "guardrail/StatsdStats.h"
#include "logd/LogEvent.h"
#include "packages/UidMap.h"
#include "storage/StorageManager.h"
#include "statslog.h"

#include <gmock/gmock.h>
#include <gtest/gtest.h>

#include "tests/statsd_test_util.h"

#include <stdio.h>

using namespace android;
using namespace testing;

namespace android {
namespace os {
namespace statsd {

using android::util::ProtoOutputStream;

#ifdef __ANDROID__

/**
 * Mock MetricsManager (ByteSize() is called).
 */
class MockMetricsManager : public MetricsManager {
public:
    MockMetricsManager()
        : MetricsManager(ConfigKey(1, 12345), StatsdConfig(), 1000, 1000, new UidMap(),
                         new StatsPullerManager(),
                         new AlarmMonitor(10, [](const sp<IStatsCompanionService>&, int64_t) {},
                                          [](const sp<IStatsCompanionService>&) {}),
                         new AlarmMonitor(10, [](const sp<IStatsCompanionService>&, int64_t) {},
                                          [](const sp<IStatsCompanionService>&) {})) {
    }

    MOCK_METHOD0(byteSize, size_t());

    MOCK_METHOD1(dropData, void(const int64_t dropTimeNs));
};

TEST(StatsLogProcessorTest, TestRateLimitByteSize) {
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> periodicAlarmMonitor;
    // Construct the processor with a dummy sendBroadcast function that does nothing.
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, periodicAlarmMonitor, 0,
                        [](const ConfigKey& key) { return true; },
                        [](const int&, const vector<int64_t>&) {return true;});

    MockMetricsManager mockMetricsManager;

    ConfigKey key(100, 12345);
    // Expect only the first flush to trigger a check for byte size since the last two are
    // rate-limited.
    EXPECT_CALL(mockMetricsManager, byteSize()).Times(1);
    p.flushIfNecessaryLocked(key, mockMetricsManager);
    p.flushIfNecessaryLocked(key, mockMetricsManager);
    p.flushIfNecessaryLocked(key, mockMetricsManager);
}

TEST(StatsLogProcessorTest, TestRateLimitBroadcast) {
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    int broadcastCount = 0;
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor, 0,
                        [&broadcastCount](const ConfigKey& key) {
                            broadcastCount++;
                            return true;
                        },
                        [](const int&, const vector<int64_t>&) {return true;});

    MockMetricsManager mockMetricsManager;

    ConfigKey key(100, 12345);
    EXPECT_CALL(mockMetricsManager, byteSize())
            .Times(1)
            .WillRepeatedly(::testing::Return(int(
                    StatsdStats::kMaxMetricsBytesPerConfig * .95)));

    // Expect only one broadcast despite always returning a size that should trigger broadcast.
    p.flushIfNecessaryLocked(key, mockMetricsManager);
    EXPECT_EQ(1, broadcastCount);

    // b/73089712
    // This next call to flush should not trigger a broadcast.
    // p.mLastByteSizeTimes.clear();  // Force another check for byte size.
    // p.flushIfNecessaryLocked(2, key, mockMetricsManager);
    // EXPECT_EQ(1, broadcastCount);
}

TEST(StatsLogProcessorTest, TestDropWhenByteSizeTooLarge) {
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    int broadcastCount = 0;
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor, 0,
                        [&broadcastCount](const ConfigKey& key) {
                            broadcastCount++;
                            return true;
                        },
                        [](const int&, const vector<int64_t>&) {return true;});

    MockMetricsManager mockMetricsManager;

    ConfigKey key(100, 12345);
    EXPECT_CALL(mockMetricsManager, byteSize())
            .Times(1)
            .WillRepeatedly(::testing::Return(int(StatsdStats::kMaxMetricsBytesPerConfig * 1.2)));

    EXPECT_CALL(mockMetricsManager, dropData(_)).Times(1);

    // Expect to call the onDumpReport and skip the broadcast.
    p.flushIfNecessaryLocked(key, mockMetricsManager);
    EXPECT_EQ(0, broadcastCount);
}

StatsdConfig MakeConfig(bool includeMetric) {
    StatsdConfig config;
    config.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.

    if (includeMetric) {
        auto appCrashMatcher = CreateProcessCrashAtomMatcher();
        *config.add_atom_matcher() = appCrashMatcher;
        auto countMetric = config.add_count_metric();
        countMetric->set_id(StringToId("AppCrashes"));
        countMetric->set_what(appCrashMatcher.id());
        countMetric->set_bucket(FIVE_MINUTES);
    }
    return config;
}

TEST(StatsLogProcessorTest, TestUidMapHasSnapshot) {
    // Setup simple config key corresponding to empty config.
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    m->updateMap(1, {1, 2}, {1, 2}, {String16("v1"), String16("v2")},
                 {String16("p1"), String16("p2")}, {String16(""), String16("")});
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    int broadcastCount = 0;
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor, 0,
                        [&broadcastCount](const ConfigKey& key) {
                            broadcastCount++;
                            return true;
                        },
                        [](const int&, const vector<int64_t>&) {return true;});
    ConfigKey key(3, 4);
    StatsdConfig config = MakeConfig(true);
    p.OnConfigUpdated(0, key, config);

    // Expect to get no metrics, but snapshot specified above in uidmap.
    vector<uint8_t> bytes;
    p.onDumpReport(key, 1, false, true, ADB_DUMP, FAST, &bytes);

    ConfigMetricsReportList output;
    output.ParseFromArray(bytes.data(), bytes.size());
    EXPECT_TRUE(output.reports_size() > 0);
    auto uidmap = output.reports(0).uid_map();
    EXPECT_TRUE(uidmap.snapshots_size() > 0);
    EXPECT_EQ(2, uidmap.snapshots(0).package_info_size());
}

TEST(StatsLogProcessorTest, TestEmptyConfigHasNoUidMap) {
    // Setup simple config key corresponding to empty config.
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    m->updateMap(1, {1, 2}, {1, 2}, {String16("v1"), String16("v2")},
                 {String16("p1"), String16("p2")}, {String16(""), String16("")});
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    int broadcastCount = 0;
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor, 0,
                        [&broadcastCount](const ConfigKey& key) {
                            broadcastCount++;
                            return true;
                        },
                        [](const int&, const vector<int64_t>&) {return true;});
    ConfigKey key(3, 4);
    StatsdConfig config = MakeConfig(false);
    p.OnConfigUpdated(0, key, config);

    // Expect to get no metrics, but snapshot specified above in uidmap.
    vector<uint8_t> bytes;
    p.onDumpReport(key, 1, false, true, ADB_DUMP, FAST, &bytes);

    ConfigMetricsReportList output;
    output.ParseFromArray(bytes.data(), bytes.size());
    EXPECT_TRUE(output.reports_size() > 0);
    EXPECT_FALSE(output.reports(0).has_uid_map());
}

TEST(StatsLogProcessorTest, TestReportIncludesSubConfig) {
    // Setup simple config key corresponding to empty config.
    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    int broadcastCount = 0;
    StatsLogProcessor p(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor, 0,
                        [&broadcastCount](const ConfigKey& key) {
                            broadcastCount++;
                            return true;
                        },
                        [](const int&, const vector<int64_t>&) {return true;});
    ConfigKey key(3, 4);
    StatsdConfig config;
    auto annotation = config.add_annotation();
    annotation->set_field_int64(1);
    annotation->set_field_int32(2);
    config.add_allowed_log_source("AID_ROOT");
    p.OnConfigUpdated(1, key, config);

    // Expect to get no metrics, but snapshot specified above in uidmap.
    vector<uint8_t> bytes;
    p.onDumpReport(key, 1, false, true, ADB_DUMP, FAST, &bytes);

    ConfigMetricsReportList output;
    output.ParseFromArray(bytes.data(), bytes.size());
    EXPECT_TRUE(output.reports_size() > 0);
    auto report = output.reports(0);
    EXPECT_EQ(1, report.annotation_size());
    EXPECT_EQ(1, report.annotation(0).field_int64());
    EXPECT_EQ(2, report.annotation(0).field_int32());
}

TEST(StatsLogProcessorTest, TestOnDumpReportEraseData) {
    // Setup a simple config.
    StatsdConfig config;
    config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    *config.add_atom_matcher() = wakelockAcquireMatcher;

    auto countMetric = config.add_count_metric();
    countMetric->set_id(123456);
    countMetric->set_what(wakelockAcquireMatcher.id());
    countMetric->set_bucket(FIVE_MINUTES);

    ConfigKey cfgKey;
    sp<StatsLogProcessor> processor = CreateStatsLogProcessor(1, 1, config, cfgKey);

    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 2);
    processor->OnLogEvent(event.get());

    vector<uint8_t> bytes;
    ConfigMetricsReportList output;

    // Dump report WITHOUT erasing data.
    processor->onDumpReport(cfgKey, 3, true, false /* Do NOT erase data. */, ADB_DUMP, FAST, &bytes);
    output.ParseFromArray(bytes.data(), bytes.size());
    EXPECT_EQ(output.reports_size(), 1);
    EXPECT_EQ(output.reports(0).metrics_size(), 1);
    EXPECT_EQ(output.reports(0).metrics(0).count_metrics().data_size(), 1);

    // Dump report WITH erasing data. There should be data since we didn't previously erase it.
    processor->onDumpReport(cfgKey, 4, true, true /* DO erase data. */, ADB_DUMP, FAST, &bytes);
    output.ParseFromArray(bytes.data(), bytes.size());
    EXPECT_EQ(output.reports_size(), 1);
    EXPECT_EQ(output.reports(0).metrics_size(), 1);
    EXPECT_EQ(output.reports(0).metrics(0).count_metrics().data_size(), 1);

    // Dump report again. There should be no data since we erased it.
    processor->onDumpReport(cfgKey, 5, true, true /* DO erase data. */, ADB_DUMP, FAST, &bytes);
    output.ParseFromArray(bytes.data(), bytes.size());
    // We don't care whether statsd has a report, as long as it has no count metrics in it.
    bool noData = output.reports_size() == 0
            || output.reports(0).metrics_size() == 0
            || output.reports(0).metrics(0).count_metrics().data_size() == 0;
    EXPECT_TRUE(noData);
}

TEST(StatsLogProcessorTest, TestActiveConfigMetricDiskWriteRead) {
    int uid = 1111;

    // Setup a simple config, no activation
    StatsdConfig config1;
    int64_t cfgId1 = 12341;
    config1.set_id(cfgId1);
    config1.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    *config1.add_atom_matcher() = wakelockAcquireMatcher;

    long metricId1 = 1234561;
    long metricId2 = 1234562;
    auto countMetric1 = config1.add_count_metric();
    countMetric1->set_id(metricId1);
    countMetric1->set_what(wakelockAcquireMatcher.id());
    countMetric1->set_bucket(FIVE_MINUTES);

    auto countMetric2 = config1.add_count_metric();
    countMetric2->set_id(metricId2);
    countMetric2->set_what(wakelockAcquireMatcher.id());
    countMetric2->set_bucket(FIVE_MINUTES);

    ConfigKey cfgKey1(uid, cfgId1);

    // Add another config, with two metrics, one with activation
    StatsdConfig config2;
    int64_t cfgId2 = 12342;
    config2.set_id(cfgId2);
    config2.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    *config2.add_atom_matcher() = wakelockAcquireMatcher;

    long metricId3 = 1234561;
    long metricId4 = 1234562;

    auto countMetric3 = config2.add_count_metric();
    countMetric3->set_id(metricId3);
    countMetric3->set_what(wakelockAcquireMatcher.id());
    countMetric3->set_bucket(FIVE_MINUTES);

    auto countMetric4 = config2.add_count_metric();
    countMetric4->set_id(metricId4);
    countMetric4->set_what(wakelockAcquireMatcher.id());
    countMetric4->set_bucket(FIVE_MINUTES);

    auto metric3Activation = config2.add_metric_activation();
    metric3Activation->set_metric_id(metricId3);
    metric3Activation->set_activation_type(ACTIVATE_IMMEDIATELY);
    auto metric3ActivationTrigger = metric3Activation->add_event_activation();
    metric3ActivationTrigger->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric3ActivationTrigger->set_ttl_seconds(100);

    ConfigKey cfgKey2(uid, cfgId2);

    // Add another config, with two metrics, both with activations
    StatsdConfig config3;
    int64_t cfgId3 = 12343;
    config3.set_id(cfgId3);
    config3.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    *config3.add_atom_matcher() = wakelockAcquireMatcher;

    long metricId5 = 1234565;
    long metricId6 = 1234566;
    auto countMetric5 = config3.add_count_metric();
    countMetric5->set_id(metricId5);
    countMetric5->set_what(wakelockAcquireMatcher.id());
    countMetric5->set_bucket(FIVE_MINUTES);

    auto countMetric6 = config3.add_count_metric();
    countMetric6->set_id(metricId6);
    countMetric6->set_what(wakelockAcquireMatcher.id());
    countMetric6->set_bucket(FIVE_MINUTES);

    auto metric5Activation = config3.add_metric_activation();
    metric5Activation->set_metric_id(metricId5);
    metric5Activation->set_activation_type(ACTIVATE_IMMEDIATELY);
    auto metric5ActivationTrigger = metric5Activation->add_event_activation();
    metric5ActivationTrigger->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric5ActivationTrigger->set_ttl_seconds(100);

    auto metric6Activation = config3.add_metric_activation();
    metric6Activation->set_metric_id(metricId6);
    metric6Activation->set_activation_type(ACTIVATE_IMMEDIATELY);
    auto metric6ActivationTrigger = metric6Activation->add_event_activation();
    metric6ActivationTrigger->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric6ActivationTrigger->set_ttl_seconds(200);

    ConfigKey cfgKey3(uid, cfgId3);

    sp<UidMap> m = new UidMap();
    sp<StatsPullerManager> pullerManager = new StatsPullerManager();
    sp<AlarmMonitor> anomalyAlarmMonitor;
    sp<AlarmMonitor> subscriberAlarmMonitor;
    vector<int64_t> activeConfigsBroadcast;

    long timeBase1 = 1;
    int broadcastCount = 0;
    StatsLogProcessor processor(m, pullerManager, anomalyAlarmMonitor, subscriberAlarmMonitor,
            timeBase1, [](const ConfigKey& key) { return true; },
            [&uid, &broadcastCount, &activeConfigsBroadcast](const int& broadcastUid,
                    const vector<int64_t>& activeConfigs) {
                broadcastCount++;
                EXPECT_EQ(broadcastUid, uid);
                activeConfigsBroadcast.clear();
                activeConfigsBroadcast.insert(activeConfigsBroadcast.end(),
                        activeConfigs.begin(), activeConfigs.end());
                return true;
            });

    processor.OnConfigUpdated(1, cfgKey1, config1);
    processor.OnConfigUpdated(2, cfgKey2, config2);
    processor.OnConfigUpdated(3, cfgKey3, config3);

    EXPECT_EQ(3, processor.mMetricsManagers.size());

    // Expect the first config and both metrics in it to be active.
    auto it = processor.mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor.mMetricsManagers.end());
    auto& metricsManager1 = it->second;
    EXPECT_TRUE(metricsManager1->isActive());

    auto metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer1 = *metricIt;
    EXPECT_TRUE(metricProducer1->isActive());

    metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer2 = *metricIt;
    EXPECT_TRUE(metricProducer2->isActive());

    // Expect config 2 to be active. Metric 3 shouldn't be active, metric 4 should be active.
    it = processor.mMetricsManagers.find(cfgKey2);
    EXPECT_TRUE(it != processor.mMetricsManagers.end());
    auto& metricsManager2 = it->second;
    EXPECT_TRUE(metricsManager2->isActive());

    metricIt = metricsManager2->mAllMetricProducers.begin();
    for (; metricIt != metricsManager2->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId3) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager2->mAllMetricProducers.end());
    auto& metricProducer3 = *metricIt;
    EXPECT_FALSE(metricProducer3->isActive());

    metricIt = metricsManager2->mAllMetricProducers.begin();
    for (; metricIt != metricsManager2->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId4) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager2->mAllMetricProducers.end());
    auto& metricProducer4 = *metricIt;
    EXPECT_TRUE(metricProducer4->isActive());

    // Expect the third config and both metrics in it to be inactive.
    it = processor.mMetricsManagers.find(cfgKey3);
    EXPECT_TRUE(it != processor.mMetricsManagers.end());
    auto& metricsManager3 = it->second;
    EXPECT_FALSE(metricsManager3->isActive());

    metricIt = metricsManager3->mAllMetricProducers.begin();
    for (; metricIt != metricsManager2->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId5) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager3->mAllMetricProducers.end());
    auto& metricProducer5 = *metricIt;
    EXPECT_FALSE(metricProducer5->isActive());

    metricIt = metricsManager3->mAllMetricProducers.begin();
    for (; metricIt != metricsManager3->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId6) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager3->mAllMetricProducers.end());
    auto& metricProducer6 = *metricIt;
    EXPECT_FALSE(metricProducer6->isActive());

    // No broadcast for active configs should have happened yet.
    EXPECT_EQ(broadcastCount, 0);

    // Activate all 3 metrics that were not active.
    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 100 + timeBase1);
    processor.OnLogEvent(event.get());

    // Assert that all 3 configs are active.
    EXPECT_TRUE(metricsManager1->isActive());
    EXPECT_TRUE(metricsManager2->isActive());
    EXPECT_TRUE(metricsManager3->isActive());

    // A broadcast should have happened, and all 3 configs should be active in the broadcast.
    EXPECT_EQ(broadcastCount, 1);
    EXPECT_EQ(activeConfigsBroadcast.size(), 3);
    EXPECT_TRUE(std::find(activeConfigsBroadcast.begin(), activeConfigsBroadcast.end(), cfgId1)
            != activeConfigsBroadcast.end());
    EXPECT_TRUE(std::find(activeConfigsBroadcast.begin(), activeConfigsBroadcast.end(), cfgId2)
            != activeConfigsBroadcast.end());
    EXPECT_TRUE(std::find(activeConfigsBroadcast.begin(), activeConfigsBroadcast.end(), cfgId3)
            != activeConfigsBroadcast.end());

    // When we shut down, metrics 3 & 5 have 100ns remaining, metric 6 has 100s + 100ns.
    int64_t shutDownTime = timeBase1 + 100 * NS_PER_SEC;
    processor.SaveActiveConfigsToDisk(shutDownTime);
    const int64_t ttl3 = event->GetElapsedTimestampNs() +
            metric3ActivationTrigger->ttl_seconds() * NS_PER_SEC - shutDownTime;
    const int64_t ttl5 = event->GetElapsedTimestampNs() +
            metric5ActivationTrigger->ttl_seconds() * NS_PER_SEC - shutDownTime;
    const int64_t ttl6 = event->GetElapsedTimestampNs() +
            metric6ActivationTrigger->ttl_seconds() * NS_PER_SEC - shutDownTime;

    // Create a second StatsLogProcessor and push the same 3 configs.
    long timeBase2 = 1000;
    sp<StatsLogProcessor> processor2 =
            CreateStatsLogProcessor(timeBase2, timeBase2, config1, cfgKey1);
    processor2->OnConfigUpdated(timeBase2, cfgKey2, config2);
    processor2->OnConfigUpdated(timeBase2, cfgKey3, config3);

    EXPECT_EQ(3, processor2->mMetricsManagers.size());

    // First config and both metrics are active.
    it = processor2->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager1001 = it->second;
    EXPECT_TRUE(metricsManager1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1001 = *metricIt;
    EXPECT_TRUE(metricProducer1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1002 = *metricIt;
    EXPECT_TRUE(metricProducer1002->isActive());

    // Second config is active. Metric 3 is inactive, metric 4 is active.
    it = processor2->mMetricsManagers.find(cfgKey2);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager1002 = it->second;
    EXPECT_TRUE(metricsManager1002->isActive());

    metricIt = metricsManager1002->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1002->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId3) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1002->mAllMetricProducers.end());
    auto& metricProducer1003 = *metricIt;
    EXPECT_FALSE(metricProducer1003->isActive());

    metricIt = metricsManager1002->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1002->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId4) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1002->mAllMetricProducers.end());
    auto& metricProducer1004 = *metricIt;
    EXPECT_TRUE(metricProducer1004->isActive());

    // Config 3 is inactive. both metrics are inactive.
    it = processor2->mMetricsManagers.find(cfgKey3);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager1003 = it->second;
    EXPECT_FALSE(metricsManager1003->isActive());
    EXPECT_EQ(2, metricsManager1003->mAllMetricProducers.size());

    metricIt = metricsManager1003->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1002->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId5) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1003->mAllMetricProducers.end());
    auto& metricProducer1005 = *metricIt;
    EXPECT_FALSE(metricProducer1005->isActive());

    metricIt = metricsManager1003->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1003->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId6) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1003->mAllMetricProducers.end());
    auto& metricProducer1006 = *metricIt;
    EXPECT_FALSE(metricProducer1006->isActive());

    // Assert that all 3 metrics with activation are inactive and that the ttls were properly set.
    EXPECT_FALSE(metricProducer1003->isActive());
    const auto& activation1003 = metricProducer1003->mEventActivationMap.begin()->second;
    EXPECT_EQ(100 * NS_PER_SEC, activation1003->ttl_ns);
    EXPECT_EQ(0, activation1003->start_ns);
    EXPECT_FALSE(metricProducer1005->isActive());
    const auto& activation1005 = metricProducer1005->mEventActivationMap.begin()->second;
    EXPECT_EQ(100 * NS_PER_SEC, activation1005->ttl_ns);
    EXPECT_EQ(0, activation1005->start_ns);
    EXPECT_FALSE(metricProducer1006->isActive());
    const auto& activation1006 = metricProducer1006->mEventActivationMap.begin()->second;
    EXPECT_EQ(200 * NS_PER_SEC, activation1006->ttl_ns);
    EXPECT_EQ(0, activation1006->start_ns);

    processor2->LoadActiveConfigsFromDisk();

    // After loading activations from disk, assert that all 3 metrics are active.
    EXPECT_TRUE(metricProducer1003->isActive());
    EXPECT_EQ(timeBase2 + ttl3 - activation1003->ttl_ns, activation1003->start_ns);
    EXPECT_TRUE(metricProducer1005->isActive());
    EXPECT_EQ(timeBase2 + ttl5 - activation1005->ttl_ns, activation1005->start_ns);
    EXPECT_TRUE(metricProducer1006->isActive());
    EXPECT_EQ(timeBase2 + ttl6 - activation1006->ttl_ns, activation1003->start_ns);

    // Make sure no more broadcasts have happened.
    EXPECT_EQ(broadcastCount, 1);
}

TEST(StatsLogProcessorTest, TestActivationOnBoot) {
    int uid = 1111;

    StatsdConfig config1;
    config1.set_id(12341);
    config1.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    *config1.add_atom_matcher() = wakelockAcquireMatcher;

    long metricId1 = 1234561;
    long metricId2 = 1234562;
    auto countMetric1 = config1.add_count_metric();
    countMetric1->set_id(metricId1);
    countMetric1->set_what(wakelockAcquireMatcher.id());
    countMetric1->set_bucket(FIVE_MINUTES);

    auto countMetric2 = config1.add_count_metric();
    countMetric2->set_id(metricId2);
    countMetric2->set_what(wakelockAcquireMatcher.id());
    countMetric2->set_bucket(FIVE_MINUTES);

    auto metric1Activation = config1.add_metric_activation();
    metric1Activation->set_metric_id(metricId1);
    metric1Activation->set_activation_type(ACTIVATE_ON_BOOT);
    auto metric1ActivationTrigger = metric1Activation->add_event_activation();
    metric1ActivationTrigger->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric1ActivationTrigger->set_ttl_seconds(100);

    ConfigKey cfgKey1(uid, 12341);
    long timeBase1 = 1;
    sp<StatsLogProcessor> processor =
            CreateStatsLogProcessor(timeBase1, timeBase1, config1, cfgKey1);

    EXPECT_EQ(1, processor->mMetricsManagers.size());
    auto it = processor->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor->mMetricsManagers.end());
    auto& metricsManager1 = it->second;
    EXPECT_TRUE(metricsManager1->isActive());

    auto metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer1 = *metricIt;
    EXPECT_FALSE(metricProducer1->isActive());

    metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer2 = *metricIt;
    EXPECT_TRUE(metricProducer2->isActive());

    const auto& activation1 = metricProducer1->mEventActivationMap.begin()->second;
    EXPECT_EQ(100 * NS_PER_SEC, activation1->ttl_ns);
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kNotActive, activation1->state);

    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 100 + timeBase1);
    processor->OnLogEvent(event.get());

    EXPECT_FALSE(metricProducer1->isActive());
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1->state);

    int64_t shutDownTime = timeBase1 + 100 * NS_PER_SEC;
    processor->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_FALSE(metricProducer1->isActive());
    const int64_t ttl1 = metric1ActivationTrigger->ttl_seconds() * NS_PER_SEC;

    long timeBase2 = 1000;
    sp<StatsLogProcessor> processor2 =
            CreateStatsLogProcessor(timeBase2, timeBase2, config1, cfgKey1);

    EXPECT_EQ(1, processor2->mMetricsManagers.size());
    it = processor2->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager1001 = it->second;
    EXPECT_TRUE(metricsManager1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1001 = *metricIt;
    EXPECT_FALSE(metricProducer1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1002 = *metricIt;
    EXPECT_TRUE(metricProducer1002->isActive());

    const auto& activation1001 = metricProducer1001->mEventActivationMap.begin()->second;
    EXPECT_EQ(100 * NS_PER_SEC, activation1001->ttl_ns);
    EXPECT_EQ(0, activation1001->start_ns);
    EXPECT_EQ(kNotActive, activation1001->state);

    processor2->LoadActiveConfigsFromDisk();

    EXPECT_TRUE(metricProducer1001->isActive());
    EXPECT_EQ(timeBase2 + ttl1 - activation1001->ttl_ns, activation1001->start_ns);
    EXPECT_EQ(kActive, activation1001->state);
}

TEST(StatsLogProcessorTest, TestActivationOnBootMultipleActivations) {
    int uid = 1111;

    // Create config with 2 metrics:
    // Metric 1: Activate on boot with 2 activations
    // Metric 2: Always active
    StatsdConfig config1;
    config1.set_id(12341);
    config1.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    auto screenOnMatcher = CreateScreenTurnedOnAtomMatcher();
    *config1.add_atom_matcher() = wakelockAcquireMatcher;
    *config1.add_atom_matcher() = screenOnMatcher;

    long metricId1 = 1234561;
    long metricId2 = 1234562;

    auto countMetric1 = config1.add_count_metric();
    countMetric1->set_id(metricId1);
    countMetric1->set_what(wakelockAcquireMatcher.id());
    countMetric1->set_bucket(FIVE_MINUTES);

    auto countMetric2 = config1.add_count_metric();
    countMetric2->set_id(metricId2);
    countMetric2->set_what(wakelockAcquireMatcher.id());
    countMetric2->set_bucket(FIVE_MINUTES);

    auto metric1Activation = config1.add_metric_activation();
    metric1Activation->set_metric_id(metricId1);
    metric1Activation->set_activation_type(ACTIVATE_ON_BOOT);
    auto metric1ActivationTrigger1 = metric1Activation->add_event_activation();
    metric1ActivationTrigger1->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric1ActivationTrigger1->set_ttl_seconds(100);
    auto metric1ActivationTrigger2 = metric1Activation->add_event_activation();
    metric1ActivationTrigger2->set_atom_matcher_id(screenOnMatcher.id());
    metric1ActivationTrigger2->set_ttl_seconds(200);

    ConfigKey cfgKey1(uid, 12341);
    long timeBase1 = 1;
    sp<StatsLogProcessor> processor =
            CreateStatsLogProcessor(timeBase1, timeBase1, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor->mMetricsManagers.size());
    auto it = processor->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor->mMetricsManagers.end());
    auto& metricsManager1 = it->second;
    EXPECT_TRUE(metricsManager1->isActive());

    auto metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer1 = *metricIt;
    EXPECT_FALSE(metricProducer1->isActive());

    metricIt = metricsManager1->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1->mAllMetricProducers.end());
    auto& metricProducer2 = *metricIt;
    EXPECT_TRUE(metricProducer2->isActive());

    int i = 0;
    for (; i < metricsManager1->mAllAtomMatchers.size(); i++) {
        if (metricsManager1->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger1->atom_matcher_id()) {
            break;
        }
    }
    const auto& activation1 = metricProducer1->mEventActivationMap.at(i);
    EXPECT_EQ(100 * NS_PER_SEC, activation1->ttl_ns);
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kNotActive, activation1->state);

    i = 0;
    for (; i < metricsManager1->mAllAtomMatchers.size(); i++) {
        if (metricsManager1->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger2->atom_matcher_id()) {
            break;
        }
    }
    const auto& activation2 = metricProducer1->mEventActivationMap.at(i);
    EXPECT_EQ(200 * NS_PER_SEC, activation2->ttl_ns);
    EXPECT_EQ(0, activation2->start_ns);
    EXPECT_EQ(kNotActive, activation2->state);
    // }}}------------------------------------------------------------------------------

    // Trigger Activation 1 for Metric 1
    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 100 + timeBase1);
    processor->OnLogEvent(event.get());

    // Metric 1 is not active; Activation 1 set to kActiveOnBoot
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_FALSE(metricProducer1->isActive());
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1->state);
    EXPECT_EQ(0, activation2->start_ns);
    EXPECT_EQ(kNotActive, activation2->state);

    EXPECT_TRUE(metricProducer2->isActive());
    // }}}-----------------------------------------------------------------------------

    // Simulate shutdown by saving state to disk
    int64_t shutDownTime = timeBase1 + 100 * NS_PER_SEC;
    processor->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_FALSE(metricProducer1->isActive());
    int64_t ttl1 = metric1ActivationTrigger1->ttl_seconds() * NS_PER_SEC;

    // Simulate device restarted state by creating new instance of StatsLogProcessor with the
    // same config.
    long timeBase2 = 1000;
    sp<StatsLogProcessor> processor2 =
            CreateStatsLogProcessor(timeBase2, timeBase2, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor2->mMetricsManagers.size());
    it = processor2->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager1001 = it->second;
    EXPECT_TRUE(metricsManager1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1001 = *metricIt;
    EXPECT_FALSE(metricProducer1001->isActive());

    metricIt = metricsManager1001->mAllMetricProducers.begin();
    for (; metricIt != metricsManager1001->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManager1001->mAllMetricProducers.end());
    auto& metricProducer1002 = *metricIt;
    EXPECT_TRUE(metricProducer1002->isActive());

    i = 0;
    for (; i < metricsManager1001->mAllAtomMatchers.size(); i++) {
        if (metricsManager1001->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger1->atom_matcher_id()) {
            break;
        }
    }
    const auto& activation1001_1 = metricProducer1001->mEventActivationMap.at(i);
    EXPECT_EQ(100 * NS_PER_SEC, activation1001_1->ttl_ns);
    EXPECT_EQ(0, activation1001_1->start_ns);
    EXPECT_EQ(kNotActive, activation1001_1->state);

    i = 0;
    for (; i < metricsManager1001->mAllAtomMatchers.size(); i++) {
        if (metricsManager1001->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger2->atom_matcher_id()) {
            break;
        }
    }

    const auto& activation1001_2 = metricProducer1001->mEventActivationMap.at(i);
    EXPECT_EQ(200 * NS_PER_SEC, activation1001_2->ttl_ns);
    EXPECT_EQ(0, activation1001_2->start_ns);
    EXPECT_EQ(kNotActive, activation1001_2->state);
    // }}}-----------------------------------------------------------------------------------

    // Load saved state from disk.
    processor2->LoadActiveConfigsFromDisk();

    // Metric 1 active; Activation 1 is active, Activation 2 is not active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer1001->isActive());
    EXPECT_EQ(timeBase2 + ttl1 - activation1001_1->ttl_ns, activation1001_1->start_ns);
    EXPECT_EQ(kActive, activation1001_1->state);
    EXPECT_EQ(0, activation1001_2->start_ns);
    EXPECT_EQ(kNotActive, activation1001_2->state);

    EXPECT_TRUE(metricProducer1002->isActive());
    // }}}--------------------------------------------------------------------------------

    // Trigger Activation 2 for Metric 1.
    auto screenOnEvent = CreateScreenStateChangedEvent(
            android::view::DISPLAY_STATE_ON,
            timeBase2 + 200
    );
    processor2->OnLogEvent(screenOnEvent.get());

    // Metric 1 active; Activation 1 is active, Activation 2 is set to kActiveOnBoot
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer1001->isActive());
    EXPECT_EQ(timeBase2 + ttl1 - activation1001_1->ttl_ns, activation1001_1->start_ns);
    EXPECT_EQ(kActive, activation1001_1->state);
    EXPECT_EQ(0, activation1001_2->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1001_2->state);

    EXPECT_TRUE(metricProducer1002->isActive());
    // }}}---------------------------------------------------------------------------

    // Simulate shutdown by saving state to disk
    shutDownTime = timeBase2 + 50 * NS_PER_SEC;
    processor2->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_TRUE(metricProducer1001->isActive());
    EXPECT_TRUE(metricProducer1002->isActive());
    ttl1 = timeBase2 + metric1ActivationTrigger1->ttl_seconds() * NS_PER_SEC - shutDownTime;
    int64_t ttl2 = metric1ActivationTrigger2->ttl_seconds() * NS_PER_SEC;

    // Simulate device restarted state by creating new instance of StatsLogProcessor with the
    // same config.
    long timeBase3 = timeBase2 + 120 * NS_PER_SEC;
    sp<StatsLogProcessor> processor3 =
            CreateStatsLogProcessor(timeBase3, timeBase3, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor3->mMetricsManagers.size());
    it = processor3->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor3->mMetricsManagers.end());
    auto& metricsManagerTimeBase3 = it->second;
    EXPECT_TRUE(metricsManagerTimeBase3->isActive());

    metricIt = metricsManagerTimeBase3->mAllMetricProducers.begin();
    for (; metricIt != metricsManagerTimeBase3->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManagerTimeBase3->mAllMetricProducers.end());
    auto& metricProducerTimeBase3_1 = *metricIt;
    EXPECT_FALSE(metricProducerTimeBase3_1->isActive());

    metricIt = metricsManagerTimeBase3->mAllMetricProducers.begin();
    for (; metricIt != metricsManagerTimeBase3->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManagerTimeBase3->mAllMetricProducers.end());
    auto& metricProducerTimeBase3_2 = *metricIt;
    EXPECT_TRUE(metricProducerTimeBase3_2->isActive());

    i = 0;
    for (; i < metricsManagerTimeBase3->mAllAtomMatchers.size(); i++) {
        if (metricsManagerTimeBase3->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger1->atom_matcher_id()) {
            break;
        }
    }
    const auto& activationTimeBase3_1 = metricProducerTimeBase3_1->mEventActivationMap.at(i);
    EXPECT_EQ(100 * NS_PER_SEC, activationTimeBase3_1->ttl_ns);
    EXPECT_EQ(0, activationTimeBase3_1->start_ns);
    EXPECT_EQ(kNotActive, activationTimeBase3_1->state);

    i = 0;
    for (; i < metricsManagerTimeBase3->mAllAtomMatchers.size(); i++) {
        if (metricsManagerTimeBase3->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger2->atom_matcher_id()) {
            break;
        }
    }

    const auto& activationTimeBase3_2 = metricProducerTimeBase3_1->mEventActivationMap.at(i);
    EXPECT_EQ(200 * NS_PER_SEC, activationTimeBase3_2->ttl_ns);
    EXPECT_EQ(0, activationTimeBase3_2->start_ns);
    EXPECT_EQ(kNotActive, activationTimeBase3_2->state);

    EXPECT_TRUE(metricProducerTimeBase3_2->isActive());
    // }}}----------------------------------------------------------------------------------

    // Load saved state from disk.
    processor3->LoadActiveConfigsFromDisk();

    // Metric 1 active: Activation 1 is active, Activation 2 is active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducerTimeBase3_1->isActive());
    EXPECT_EQ(timeBase3 + ttl1 - activationTimeBase3_1->ttl_ns, activationTimeBase3_1->start_ns);
    EXPECT_EQ(kActive, activationTimeBase3_1->state);
    EXPECT_EQ(timeBase3 + ttl2 - activationTimeBase3_2->ttl_ns, activationTimeBase3_2->start_ns);
    EXPECT_EQ(kActive, activationTimeBase3_2->state);

    EXPECT_TRUE(metricProducerTimeBase3_2->isActive());
    // }}}-------------------------------------------------------------------------------

    // Trigger Activation 2 for Metric 1 again.
    screenOnEvent = CreateScreenStateChangedEvent(
            android::view::DISPLAY_STATE_ON,
            timeBase3 + 100 * NS_PER_SEC
    );
    processor3->OnLogEvent(screenOnEvent.get());

    // Metric 1 active; Activation 1 is not active, Activation 2 is set to active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducerTimeBase3_1->isActive());
    EXPECT_EQ(kNotActive, activationTimeBase3_1->state);
    EXPECT_EQ(timeBase3 + ttl2 - activationTimeBase3_2->ttl_ns, activationTimeBase3_2->start_ns);
    EXPECT_EQ(kActive, activationTimeBase3_2->state);

    EXPECT_TRUE(metricProducerTimeBase3_2->isActive());
    // }}}---------------------------------------------------------------------------

    // Simulate shutdown by saving state to disk.
    shutDownTime = timeBase3 + 500 * NS_PER_SEC;
    processor3->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_TRUE(metricProducer1001->isActive());
    EXPECT_TRUE(metricProducer1002->isActive());
    ttl1 = timeBase3 + ttl1 - shutDownTime;
    ttl2 = timeBase3 + metric1ActivationTrigger2->ttl_seconds() * NS_PER_SEC - shutDownTime;

    // Simulate device restarted state by creating new instance of StatsLogProcessor with the
    // same config.
    long timeBase4 = timeBase3 + 600 * NS_PER_SEC;
    sp<StatsLogProcessor> processor4 =
            CreateStatsLogProcessor(timeBase4, timeBase4, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor4->mMetricsManagers.size());
    it = processor4->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor4->mMetricsManagers.end());
    auto& metricsManagerTimeBase4 = it->second;
    EXPECT_TRUE(metricsManagerTimeBase4->isActive());

    metricIt = metricsManagerTimeBase4->mAllMetricProducers.begin();
    for (; metricIt != metricsManagerTimeBase4->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId1) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManagerTimeBase4->mAllMetricProducers.end());
    auto& metricProducerTimeBase4_1 = *metricIt;
    EXPECT_FALSE(metricProducerTimeBase4_1->isActive());

    metricIt = metricsManagerTimeBase4->mAllMetricProducers.begin();
    for (; metricIt != metricsManagerTimeBase4->mAllMetricProducers.end(); metricIt++) {
        if ((*metricIt)->getMetricId() == metricId2) {
            break;
        }
    }
    EXPECT_TRUE(metricIt != metricsManagerTimeBase4->mAllMetricProducers.end());
    auto& metricProducerTimeBase4_2 = *metricIt;
    EXPECT_TRUE(metricProducerTimeBase4_2->isActive());

    i = 0;
    for (; i < metricsManagerTimeBase4->mAllAtomMatchers.size(); i++) {
        if (metricsManagerTimeBase4->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger1->atom_matcher_id()) {
            break;
        }
    }
    const auto& activationTimeBase4_1 = metricProducerTimeBase4_1->mEventActivationMap.at(i);
    EXPECT_EQ(100 * NS_PER_SEC, activationTimeBase4_1->ttl_ns);
    EXPECT_EQ(0, activationTimeBase4_1->start_ns);
    EXPECT_EQ(kNotActive, activationTimeBase4_1->state);

    i = 0;
    for (; i < metricsManagerTimeBase4->mAllAtomMatchers.size(); i++) {
        if (metricsManagerTimeBase4->mAllAtomMatchers[i]->getId() ==
                metric1ActivationTrigger2->atom_matcher_id()) {
            break;
        }
    }

    const auto& activationTimeBase4_2 = metricProducerTimeBase4_1->mEventActivationMap.at(i);
    EXPECT_EQ(200 * NS_PER_SEC, activationTimeBase4_2->ttl_ns);
    EXPECT_EQ(0, activationTimeBase4_2->start_ns);
    EXPECT_EQ(kNotActive, activationTimeBase4_2->state);

    EXPECT_TRUE(metricProducerTimeBase4_2->isActive());
    // }}}----------------------------------------------------------------------------------

    // Load saved state from disk.
    processor4->LoadActiveConfigsFromDisk();

    // Metric 1 active: Activation 1 is not active, Activation 2 is not active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_FALSE(metricProducerTimeBase4_1->isActive());
    EXPECT_EQ(kNotActive, activationTimeBase4_1->state);
    EXPECT_EQ(kNotActive, activationTimeBase4_2->state);

    EXPECT_TRUE(metricProducerTimeBase4_2->isActive());
    // }}}-------------------------------------------------------------------------------
}

TEST(StatsLogProcessorTest, TestActivationOnBootMultipleActivationsDifferentActivationTypes) {
    int uid = 1111;

    // Create config with 2 metrics:
    // Metric 1: Activate on boot with 2 activations
    // Metric 2: Always active
    StatsdConfig config1;
    config1.set_id(12341);
    config1.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    auto screenOnMatcher = CreateScreenTurnedOnAtomMatcher();
    *config1.add_atom_matcher() = wakelockAcquireMatcher;
    *config1.add_atom_matcher() = screenOnMatcher;

    long metricId1 = 1234561;
    long metricId2 = 1234562;

    auto countMetric1 = config1.add_count_metric();
    countMetric1->set_id(metricId1);
    countMetric1->set_what(wakelockAcquireMatcher.id());
    countMetric1->set_bucket(FIVE_MINUTES);

    auto countMetric2 = config1.add_count_metric();
    countMetric2->set_id(metricId2);
    countMetric2->set_what(wakelockAcquireMatcher.id());
    countMetric2->set_bucket(FIVE_MINUTES);

    auto metric1Activation = config1.add_metric_activation();
    metric1Activation->set_metric_id(metricId1);
    metric1Activation->set_activation_type(ACTIVATE_ON_BOOT);
    auto metric1ActivationTrigger1 = metric1Activation->add_event_activation();
    metric1ActivationTrigger1->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric1ActivationTrigger1->set_ttl_seconds(100);
    auto metric1ActivationTrigger2 = metric1Activation->add_event_activation();
    metric1ActivationTrigger2->set_atom_matcher_id(screenOnMatcher.id());
    metric1ActivationTrigger2->set_ttl_seconds(200);
    metric1ActivationTrigger2->set_activation_type(ACTIVATE_IMMEDIATELY);

    ConfigKey cfgKey1(uid, 12341);
    long timeBase1 = 1;
    sp<StatsLogProcessor> processor1 =
            CreateStatsLogProcessor(timeBase1, timeBase1, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor1->mMetricsManagers.size());
    auto it = processor1->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor1->mMetricsManagers.end());
    auto& metricsManager1 = it->second;
    EXPECT_TRUE(metricsManager1->isActive());

    EXPECT_EQ(metricsManager1->mAllMetricProducers.size(), 2);
    // We assume that the index of a MetricProducer within the mAllMetricProducers
    // array follows the order in which metrics are added to the config.
    auto& metricProducer1_1 = metricsManager1->mAllMetricProducers[0];
    EXPECT_EQ(metricProducer1_1->getMetricId(), metricId1);
    EXPECT_FALSE(metricProducer1_1->isActive());  // inactive due to associated MetricActivation

    auto& metricProducer1_2 = metricsManager1->mAllMetricProducers[1];
    EXPECT_EQ(metricProducer1_2->getMetricId(), metricId2);
    EXPECT_TRUE(metricProducer1_2->isActive());

    EXPECT_EQ(metricProducer1_1->mEventActivationMap.size(), 2);
    // The key in mEventActivationMap is the index of the associated atom matcher. We assume
    // that matchers are indexed in the order that they are added to the config.
    const auto& activation1_1_1 = metricProducer1_1->mEventActivationMap.at(0);
    EXPECT_EQ(100 * NS_PER_SEC, activation1_1_1->ttl_ns);
    EXPECT_EQ(0, activation1_1_1->start_ns);
    EXPECT_EQ(kNotActive, activation1_1_1->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation1_1_1->activationType);

    const auto& activation1_1_2 = metricProducer1_1->mEventActivationMap.at(1);
    EXPECT_EQ(200 * NS_PER_SEC, activation1_1_2->ttl_ns);
    EXPECT_EQ(0, activation1_1_2->start_ns);
    EXPECT_EQ(kNotActive, activation1_1_2->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation1_1_2->activationType);
    // }}}------------------------------------------------------------------------------

    // Trigger Activation 1 for Metric 1
    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 100 + timeBase1);
    processor1->OnLogEvent(event.get());

    // Metric 1 is not active; Activation 1 set to kActiveOnBoot
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_FALSE(metricProducer1_1->isActive());
    EXPECT_EQ(0, activation1_1_1->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1_1_1->state);
    EXPECT_EQ(0, activation1_1_2->start_ns);
    EXPECT_EQ(kNotActive, activation1_1_2->state);

    EXPECT_TRUE(metricProducer1_2->isActive());
    // }}}-----------------------------------------------------------------------------

    // Simulate shutdown by saving state to disk
    int64_t shutDownTime = timeBase1 + 100 * NS_PER_SEC;
    processor1->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_FALSE(metricProducer1_1->isActive());

    // Simulate device restarted state by creating new instance of StatsLogProcessor with the
    // same config.
    long timeBase2 = 1000;
    sp<StatsLogProcessor> processor2 =
            CreateStatsLogProcessor(timeBase2, timeBase2, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor2->mMetricsManagers.size());
    it = processor2->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor2->mMetricsManagers.end());
    auto& metricsManager2 = it->second;
    EXPECT_TRUE(metricsManager2->isActive());

    EXPECT_EQ(metricsManager2->mAllMetricProducers.size(), 2);
    // We assume that the index of a MetricProducer within the mAllMetricProducers
    // array follows the order in which metrics are added to the config.
    auto& metricProducer2_1 = metricsManager2->mAllMetricProducers[0];
    EXPECT_EQ(metricProducer2_1->getMetricId(), metricId1);
    EXPECT_FALSE(metricProducer2_1->isActive());

    auto& metricProducer2_2 = metricsManager2->mAllMetricProducers[1];
    EXPECT_EQ(metricProducer2_2->getMetricId(), metricId2);
    EXPECT_TRUE(metricProducer2_2->isActive());

    EXPECT_EQ(metricProducer2_1->mEventActivationMap.size(), 2);
    // The key in mEventActivationMap is the index of the associated atom matcher. We assume
    // that matchers are indexed in the order that they are added to the config.
    const auto& activation2_1_1 = metricProducer2_1->mEventActivationMap.at(0);
    EXPECT_EQ(100 * NS_PER_SEC, activation2_1_1->ttl_ns);
    EXPECT_EQ(0, activation2_1_1->start_ns);
    EXPECT_EQ(kNotActive, activation2_1_1->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation2_1_1->activationType);

    const auto& activation2_1_2 = metricProducer2_1->mEventActivationMap.at(1);
    EXPECT_EQ(200 * NS_PER_SEC, activation2_1_2->ttl_ns);
    EXPECT_EQ(0, activation2_1_2->start_ns);
    EXPECT_EQ(kNotActive, activation2_1_2->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation2_1_2->activationType);
    // }}}-----------------------------------------------------------------------------------

    // Load saved state from disk.
    processor2->LoadActiveConfigsFromDisk();

    // Metric 1 active; Activation 1 is active, Activation 2 is not active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer2_1->isActive());
    int64_t ttl1 = metric1ActivationTrigger1->ttl_seconds() * NS_PER_SEC;
    EXPECT_EQ(timeBase2 + ttl1 - activation2_1_1->ttl_ns, activation2_1_1->start_ns);
    EXPECT_EQ(kActive, activation2_1_1->state);
    EXPECT_EQ(0, activation2_1_2->start_ns);
    EXPECT_EQ(kNotActive, activation2_1_2->state);

    EXPECT_TRUE(metricProducer2_2->isActive());
    // }}}--------------------------------------------------------------------------------

    // Trigger Activation 2 for Metric 1.
    auto screenOnEvent = CreateScreenStateChangedEvent(
            android::view::DISPLAY_STATE_ON,
            timeBase2 + 200
    );
    processor2->OnLogEvent(screenOnEvent.get());

    // Metric 1 active; Activation 1 is active, Activation 2 is active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer2_1->isActive());
    EXPECT_EQ(timeBase2 + ttl1 - activation2_1_1->ttl_ns, activation2_1_1->start_ns);
    EXPECT_EQ(kActive, activation2_1_1->state);
    EXPECT_EQ(screenOnEvent->GetElapsedTimestampNs(), activation2_1_2->start_ns);
    EXPECT_EQ(kActive, activation2_1_2->state);

    EXPECT_TRUE(metricProducer2_2->isActive());
    // }}}---------------------------------------------------------------------------

    // Simulate shutdown by saving state to disk
    shutDownTime = timeBase2 + 50 * NS_PER_SEC;
    processor2->SaveActiveConfigsToDisk(shutDownTime);
    EXPECT_TRUE(metricProducer2_1->isActive());
    EXPECT_TRUE(metricProducer2_2->isActive());
    ttl1 -= shutDownTime - timeBase2;
    int64_t ttl2 = metric1ActivationTrigger2->ttl_seconds() * NS_PER_SEC
            - (shutDownTime - screenOnEvent->GetElapsedTimestampNs());

    // Simulate device restarted state by creating new instance of StatsLogProcessor with the
    // same config.
    long timeBase3 = timeBase2 + 120 * NS_PER_SEC;
    sp<StatsLogProcessor> processor3 =
            CreateStatsLogProcessor(timeBase3, timeBase3, config1, cfgKey1);

    // Metric 1 is not active.
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor3->mMetricsManagers.size());
    it = processor3->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor3->mMetricsManagers.end());
    auto& metricsManager3 = it->second;
    EXPECT_TRUE(metricsManager3->isActive());

    EXPECT_EQ(metricsManager3->mAllMetricProducers.size(), 2);
    // We assume that the index of a MetricProducer within the mAllMetricProducers
    // array follows the order in which metrics are added to the config.
    auto& metricProducer3_1 = metricsManager3->mAllMetricProducers[0];
    EXPECT_EQ(metricProducer3_1->getMetricId(), metricId1);
    EXPECT_FALSE(metricProducer3_1->isActive());

    auto& metricProducer3_2 = metricsManager3->mAllMetricProducers[1];
    EXPECT_EQ(metricProducer3_2->getMetricId(), metricId2);
    EXPECT_TRUE(metricProducer3_2->isActive());

    EXPECT_EQ(metricProducer3_1->mEventActivationMap.size(), 2);
    // The key in mEventActivationMap is the index of the associated atom matcher. We assume
    // that matchers are indexed in the order that they are added to the config.
    const auto& activation3_1_1 = metricProducer3_1->mEventActivationMap.at(0);
    EXPECT_EQ(100 * NS_PER_SEC, activation3_1_1->ttl_ns);
    EXPECT_EQ(0, activation3_1_1->start_ns);
    EXPECT_EQ(kNotActive, activation3_1_1->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation3_1_1->activationType);

    const auto& activation3_1_2 = metricProducer3_1->mEventActivationMap.at(1);
    EXPECT_EQ(200 * NS_PER_SEC, activation3_1_2->ttl_ns);
    EXPECT_EQ(0, activation3_1_2->start_ns);
    EXPECT_EQ(kNotActive, activation3_1_2->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation3_1_2->activationType);
    // }}}----------------------------------------------------------------------------------

    // Load saved state from disk.
    processor3->LoadActiveConfigsFromDisk();

    // Metric 1 active: Activation 1 is active, Activation 2 is active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer3_1->isActive());
    EXPECT_EQ(timeBase3 + ttl1 - activation3_1_1->ttl_ns, activation3_1_1->start_ns);
    EXPECT_EQ(kActive, activation3_1_1->state);
    EXPECT_EQ(timeBase3 + ttl2 - activation3_1_2->ttl_ns, activation3_1_2->start_ns);
    EXPECT_EQ(kActive, activation3_1_2->state);

    EXPECT_TRUE(metricProducer3_2->isActive());
    // }}}-------------------------------------------------------------------------------


    // Trigger Activation 2 for Metric 1 again.
    screenOnEvent = CreateScreenStateChangedEvent(
            android::view::DISPLAY_STATE_ON,
            timeBase3 + 100 * NS_PER_SEC
    );
    processor3->OnLogEvent(screenOnEvent.get());

    // Metric 1 active; Activation 1 is inactive (above screenOnEvent causes ttl1 to expire),
    //                  Activation 2 is set to active
    // Metric 2 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_TRUE(metricProducer3_1->isActive());
    EXPECT_EQ(kNotActive, activation3_1_1->state);
    EXPECT_EQ(screenOnEvent->GetElapsedTimestampNs(), activation3_1_2->start_ns);
    EXPECT_EQ(kActive, activation3_1_2->state);

    EXPECT_TRUE(metricProducer3_2->isActive());
    // }}}---------------------------------------------------------------------------
}

TEST(StatsLogProcessorTest, TestActivationsPersistAcrossSystemServerRestart) {
    int uid = 9876;
    long configId = 12341;

    // Create config with 3 metrics:
    // Metric 1: Activate on 2 activations, 1 on boot, 1 immediate.
    // Metric 2: Activate on 2 activations, 1 on boot, 1 immediate.
    // Metric 3: Always active
    StatsdConfig config1;
    config1.set_id(configId);
    config1.add_allowed_log_source("AID_ROOT");  // LogEvent defaults to UID of root.
    auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
    auto screenOnMatcher = CreateScreenTurnedOnAtomMatcher();
    auto jobStartMatcher = CreateStartScheduledJobAtomMatcher();
    auto jobFinishMatcher = CreateFinishScheduledJobAtomMatcher();
    *config1.add_atom_matcher() = wakelockAcquireMatcher;
    *config1.add_atom_matcher() = screenOnMatcher;
    *config1.add_atom_matcher() = jobStartMatcher;
    *config1.add_atom_matcher() = jobFinishMatcher;

    long metricId1 = 1234561;
    long metricId2 = 1234562;
    long metricId3 = 1234563;

    auto countMetric1 = config1.add_count_metric();
    countMetric1->set_id(metricId1);
    countMetric1->set_what(wakelockAcquireMatcher.id());
    countMetric1->set_bucket(FIVE_MINUTES);

    auto countMetric2 = config1.add_count_metric();
    countMetric2->set_id(metricId2);
    countMetric2->set_what(wakelockAcquireMatcher.id());
    countMetric2->set_bucket(FIVE_MINUTES);

    auto countMetric3 = config1.add_count_metric();
    countMetric3->set_id(metricId3);
    countMetric3->set_what(wakelockAcquireMatcher.id());
    countMetric3->set_bucket(FIVE_MINUTES);

    // Metric 1 activates on boot for wakelock acquire, immediately for screen on.
    auto metric1Activation = config1.add_metric_activation();
    metric1Activation->set_metric_id(metricId1);
    auto metric1ActivationTrigger1 = metric1Activation->add_event_activation();
    metric1ActivationTrigger1->set_atom_matcher_id(wakelockAcquireMatcher.id());
    metric1ActivationTrigger1->set_ttl_seconds(100);
    metric1ActivationTrigger1->set_activation_type(ACTIVATE_ON_BOOT);
    auto metric1ActivationTrigger2 = metric1Activation->add_event_activation();
    metric1ActivationTrigger2->set_atom_matcher_id(screenOnMatcher.id());
    metric1ActivationTrigger2->set_ttl_seconds(200);
    metric1ActivationTrigger2->set_activation_type(ACTIVATE_IMMEDIATELY);

    // Metric 2 activates on boot for scheduled job start, immediately for scheduled job finish.
    auto metric2Activation = config1.add_metric_activation();
    metric2Activation->set_metric_id(metricId2);
    auto metric2ActivationTrigger1 = metric2Activation->add_event_activation();
    metric2ActivationTrigger1->set_atom_matcher_id(jobStartMatcher.id());
    metric2ActivationTrigger1->set_ttl_seconds(100);
    metric2ActivationTrigger1->set_activation_type(ACTIVATE_ON_BOOT);
    auto metric2ActivationTrigger2 = metric2Activation->add_event_activation();
    metric2ActivationTrigger2->set_atom_matcher_id(jobFinishMatcher.id());
    metric2ActivationTrigger2->set_ttl_seconds(200);
    metric2ActivationTrigger2->set_activation_type(ACTIVATE_IMMEDIATELY);

    // Send the config.
    StatsService service(nullptr, nullptr);
    string serialized = config1.SerializeAsString();
    service.addConfigurationChecked(uid, configId, {serialized.begin(), serialized.end()});

    // Make sure the config is stored on disk. Otherwise, we will not reset on system server death.
    StatsdConfig tmpConfig;
    ConfigKey cfgKey1(uid, configId);
    EXPECT_TRUE(StorageManager::readConfigFromDisk(cfgKey1, &tmpConfig));

    // Metric 1 is not active.
    // Metric 2 is not active.
    // Metric 3 is active.
    // {{{---------------------------------------------------------------------------
    sp<StatsLogProcessor> processor = service.mProcessor;
    EXPECT_EQ(1, processor->mMetricsManagers.size());
    auto it = processor->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor->mMetricsManagers.end());
    auto& metricsManager1 = it->second;
    EXPECT_TRUE(metricsManager1->isActive());
    EXPECT_EQ(3, metricsManager1->mAllMetricProducers.size());

    auto& metricProducer1 = metricsManager1->mAllMetricProducers[0];
    EXPECT_EQ(metricId1, metricProducer1->getMetricId());
    EXPECT_FALSE(metricProducer1->isActive());

    auto& metricProducer2 = metricsManager1->mAllMetricProducers[1];
    EXPECT_EQ(metricId2, metricProducer2->getMetricId());
    EXPECT_FALSE(metricProducer2->isActive());

    auto& metricProducer3 = metricsManager1->mAllMetricProducers[2];
    EXPECT_EQ(metricId3, metricProducer3->getMetricId());
    EXPECT_TRUE(metricProducer3->isActive());

    // Check event activations.
    EXPECT_EQ(metricsManager1->mAllAtomMatchers.size(), 4);
    EXPECT_EQ(metricsManager1->mAllAtomMatchers[0]->getId(),
              metric1ActivationTrigger1->atom_matcher_id());
    const auto& activation1 = metricProducer1->mEventActivationMap.at(0);
    EXPECT_EQ(100 * NS_PER_SEC, activation1->ttl_ns);
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kNotActive, activation1->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation1->activationType);

    EXPECT_EQ(metricsManager1->mAllAtomMatchers[1]->getId(),
              metric1ActivationTrigger2->atom_matcher_id());
    const auto& activation2 = metricProducer1->mEventActivationMap.at(1);
    EXPECT_EQ(200 * NS_PER_SEC, activation2->ttl_ns);
    EXPECT_EQ(0, activation2->start_ns);
    EXPECT_EQ(kNotActive, activation2->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation2->activationType);

    EXPECT_EQ(metricsManager1->mAllAtomMatchers[2]->getId(),
              metric2ActivationTrigger1->atom_matcher_id());
    const auto& activation3 = metricProducer2->mEventActivationMap.at(2);
    EXPECT_EQ(100 * NS_PER_SEC, activation3->ttl_ns);
    EXPECT_EQ(0, activation3->start_ns);
    EXPECT_EQ(kNotActive, activation3->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation3->activationType);

    EXPECT_EQ(metricsManager1->mAllAtomMatchers[3]->getId(),
              metric2ActivationTrigger2->atom_matcher_id());
    const auto& activation4 = metricProducer2->mEventActivationMap.at(3);
    EXPECT_EQ(200 * NS_PER_SEC, activation4->ttl_ns);
    EXPECT_EQ(0, activation4->start_ns);
    EXPECT_EQ(kNotActive, activation4->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation4->activationType);
    // }}}------------------------------------------------------------------------------

    // Trigger Activation 1 for Metric 1. Should activate on boot.
    // Trigger Activation 4 for Metric 2. Should activate immediately.
    long configAddedTimeNs = metricsManager1->mLastReportTimeNs;
    std::vector<AttributionNodeInternal> attributions1 = {CreateAttribution(111, "App1")};
    auto event = CreateAcquireWakelockEvent(attributions1, "wl1", 1 + configAddedTimeNs);
    processor->OnLogEvent(event.get());

    event = CreateFinishScheduledJobEvent(attributions1, "finish1", 2 + configAddedTimeNs);
    processor->OnLogEvent(event.get());

    // Metric 1 is not active; Activation 1 set to kActiveOnBoot
    // Metric 2 is active. Activation 4 set to kActive
    // Metric 3 is active.
    // {{{---------------------------------------------------------------------------
    EXPECT_FALSE(metricProducer1->isActive());
    EXPECT_EQ(0, activation1->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1->state);
    EXPECT_EQ(0, activation2->start_ns);
    EXPECT_EQ(kNotActive, activation2->state);

    EXPECT_TRUE(metricProducer2->isActive());
    EXPECT_EQ(0, activation3->start_ns);
    EXPECT_EQ(kNotActive, activation3->state);
    EXPECT_EQ(2 + configAddedTimeNs, activation4->start_ns);
    EXPECT_EQ(kActive, activation4->state);

    EXPECT_TRUE(metricProducer3->isActive());
    // }}}-----------------------------------------------------------------------------

    // Can't fake time with StatsService.
    // Lets get a time close to the system server death time and make sure it's sane.
    int64_t approximateSystemServerDeath = getElapsedRealtimeNs();
    EXPECT_TRUE(approximateSystemServerDeath > 2 + configAddedTimeNs);
    EXPECT_TRUE(approximateSystemServerDeath < NS_PER_SEC + configAddedTimeNs);

    // System server dies.
    service.binderDied(nullptr);

    // We should have a new metrics manager. Lets get it and ensure activation status is restored.
    // {{{---------------------------------------------------------------------------
    EXPECT_EQ(1, processor->mMetricsManagers.size());
    it = processor->mMetricsManagers.find(cfgKey1);
    EXPECT_TRUE(it != processor->mMetricsManagers.end());
    auto& metricsManager2 = it->second;
    EXPECT_TRUE(metricsManager2->isActive());
    EXPECT_EQ(3, metricsManager2->mAllMetricProducers.size());

    auto& metricProducer1001 = metricsManager2->mAllMetricProducers[0];
    EXPECT_EQ(metricId1, metricProducer1001->getMetricId());
    EXPECT_FALSE(metricProducer1001->isActive());

    auto& metricProducer1002 = metricsManager2->mAllMetricProducers[1];
    EXPECT_EQ(metricId2, metricProducer1002->getMetricId());
    EXPECT_TRUE(metricProducer1002->isActive());

    auto& metricProducer1003 = metricsManager2->mAllMetricProducers[2];
    EXPECT_EQ(metricId3, metricProducer1003->getMetricId());
    EXPECT_TRUE(metricProducer1003->isActive());

    // Check event activations.
    // Activation 1 is kActiveOnBoot.
    // Activation 2 and 3 are not active.
    // Activation 4 is active.
    EXPECT_EQ(metricsManager2->mAllAtomMatchers.size(), 4);
    EXPECT_EQ(metricsManager2->mAllAtomMatchers[0]->getId(),
              metric1ActivationTrigger1->atom_matcher_id());
    const auto& activation1001 = metricProducer1001->mEventActivationMap.at(0);
    EXPECT_EQ(100 * NS_PER_SEC, activation1001->ttl_ns);
    EXPECT_EQ(0, activation1001->start_ns);
    EXPECT_EQ(kActiveOnBoot, activation1001->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation1001->activationType);

    EXPECT_EQ(metricsManager2->mAllAtomMatchers[1]->getId(),
              metric1ActivationTrigger2->atom_matcher_id());
    const auto& activation1002 = metricProducer1001->mEventActivationMap.at(1);
    EXPECT_EQ(200 * NS_PER_SEC, activation1002->ttl_ns);
    EXPECT_EQ(0, activation1002->start_ns);
    EXPECT_EQ(kNotActive, activation1002->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation1002->activationType);

    EXPECT_EQ(metricsManager2->mAllAtomMatchers[2]->getId(),
              metric2ActivationTrigger1->atom_matcher_id());
    const auto& activation1003 = metricProducer1002->mEventActivationMap.at(2);
    EXPECT_EQ(100 * NS_PER_SEC, activation1003->ttl_ns);
    EXPECT_EQ(0, activation1003->start_ns);
    EXPECT_EQ(kNotActive, activation1003->state);
    EXPECT_EQ(ACTIVATE_ON_BOOT, activation1003->activationType);

    EXPECT_EQ(metricsManager2->mAllAtomMatchers[3]->getId(),
              metric2ActivationTrigger2->atom_matcher_id());
    const auto& activation1004 = metricProducer1002->mEventActivationMap.at(3);
    EXPECT_EQ(200 * NS_PER_SEC, activation1004->ttl_ns);
    EXPECT_EQ(2 + configAddedTimeNs, activation1004->start_ns);
    EXPECT_EQ(kActive, activation1004->state);
    EXPECT_EQ(ACTIVATE_IMMEDIATELY, activation1004->activationType);
    // }}}------------------------------------------------------------------------------

    // Clear the data stored on disk as a result of the system server death.
    vector<uint8_t> buffer;
    processor->onDumpReport(cfgKey1, configAddedTimeNs + NS_PER_SEC, false, true,
                                ADB_DUMP, FAST, &buffer);
}

#else
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif

}  // namespace statsd
}  // namespace os
}  // namespace android