1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.frameworks.perftests.job; 17 18 19 import android.app.job.JobInfo; 20 import android.content.ComponentName; 21 import android.content.Context; 22 import android.os.SystemClock; 23 import android.perftests.utils.ManualBenchmarkState; 24 import android.perftests.utils.PerfManualStatusReporter; 25 26 import androidx.test.InstrumentationRegistry; 27 import androidx.test.filters.LargeTest; 28 import androidx.test.runner.AndroidJUnit4; 29 30 import com.android.server.job.JobStore; 31 import com.android.server.job.JobStore.JobSet; 32 import com.android.server.job.controllers.JobStatus; 33 34 import org.junit.AfterClass; 35 import org.junit.BeforeClass; 36 import org.junit.Rule; 37 import org.junit.Test; 38 import org.junit.runner.RunWith; 39 40 import java.io.File; 41 import java.util.ArrayList; 42 import java.util.List; 43 44 @RunWith(AndroidJUnit4.class) 45 @LargeTest 46 public class JobStorePerfTests { 47 private static final String SOURCE_PACKAGE = "com.android.frameworks.perftests.job"; 48 private static final int SOURCE_USER_ID = 0; 49 private static final int CALLING_UID = 10079; 50 51 private static Context sContext; 52 private static File sTestDir; 53 private static JobStore sJobStore; 54 55 private static List<JobStatus> sFewJobs = new ArrayList<>(); 56 private static List<JobStatus> sManyJobs = new ArrayList<>(); 57 58 @Rule 59 public PerfManualStatusReporter mPerfManualStatusReporter = new PerfManualStatusReporter(); 60 61 @BeforeClass setUpOnce()62 public static void setUpOnce() { 63 sContext = InstrumentationRegistry.getTargetContext(); 64 sTestDir = new File(sContext.getFilesDir(), "JobStorePerfTests"); 65 sJobStore = JobStore.initAndGetForTesting(sContext, sTestDir); 66 67 for (int i = 0; i < 50; i++) { 68 sFewJobs.add(createJobStatus("fewJobs", i)); 69 } 70 for (int i = 0; i < 500; i++) { 71 sManyJobs.add(createJobStatus("manyJobs", i)); 72 } 73 } 74 75 @AfterClass tearDownOnce()76 public static void tearDownOnce() { 77 sTestDir.deleteOnExit(); 78 } 79 runPersistedJobWriting(List<JobStatus> jobList)80 private void runPersistedJobWriting(List<JobStatus> jobList) { 81 final ManualBenchmarkState benchmarkState = mPerfManualStatusReporter.getBenchmarkState(); 82 83 long elapsedTimeNs = 0; 84 while (benchmarkState.keepRunning(elapsedTimeNs)) { 85 sJobStore.clear(); 86 for (JobStatus job : jobList) { 87 sJobStore.add(job); 88 } 89 sJobStore.waitForWriteToCompleteForTesting(10_000); 90 91 final long startTime = SystemClock.elapsedRealtimeNanos(); 92 sJobStore.writeStatusToDiskForTesting(); 93 final long endTime = SystemClock.elapsedRealtimeNanos(); 94 elapsedTimeNs = endTime - startTime; 95 } 96 } 97 98 @Test testPersistedJobWriting_fewJobs()99 public void testPersistedJobWriting_fewJobs() { 100 runPersistedJobWriting(sFewJobs); 101 } 102 103 @Test testPersistedJobWriting_manyJobs()104 public void testPersistedJobWriting_manyJobs() { 105 runPersistedJobWriting(sManyJobs); 106 } 107 runPersistedJobReading(List<JobStatus> jobList, boolean rtcIsGood)108 private void runPersistedJobReading(List<JobStatus> jobList, boolean rtcIsGood) { 109 final ManualBenchmarkState benchmarkState = mPerfManualStatusReporter.getBenchmarkState(); 110 111 long elapsedTimeNs = 0; 112 while (benchmarkState.keepRunning(elapsedTimeNs)) { 113 sJobStore.clear(); 114 for (JobStatus job : jobList) { 115 sJobStore.add(job); 116 } 117 sJobStore.waitForWriteToCompleteForTesting(10_000); 118 119 JobSet jobSet = new JobSet(); 120 121 final long startTime = SystemClock.elapsedRealtimeNanos(); 122 sJobStore.readJobMapFromDisk(jobSet, rtcIsGood); 123 final long endTime = SystemClock.elapsedRealtimeNanos(); 124 elapsedTimeNs = endTime - startTime; 125 } 126 } 127 128 @Test testPersistedJobReading_fewJobs_goodRTC()129 public void testPersistedJobReading_fewJobs_goodRTC() { 130 runPersistedJobReading(sFewJobs, true); 131 } 132 133 @Test testPersistedJobReading_fewJobs_badRTC()134 public void testPersistedJobReading_fewJobs_badRTC() { 135 runPersistedJobReading(sFewJobs, false); 136 } 137 138 @Test testPersistedJobReading_manyJobs_goodRTC()139 public void testPersistedJobReading_manyJobs_goodRTC() { 140 runPersistedJobReading(sManyJobs, true); 141 } 142 143 @Test testPersistedJobReading_manyJobs_badRTC()144 public void testPersistedJobReading_manyJobs_badRTC() { 145 runPersistedJobReading(sManyJobs, false); 146 } 147 createJobStatus(String testTag, int jobId)148 private static JobStatus createJobStatus(String testTag, int jobId) { 149 JobInfo jobInfo = new JobInfo.Builder(jobId, 150 new ComponentName(sContext, "JobStorePerfTestJobService")) 151 .setPersisted(true) 152 .build(); 153 return JobStatus.createFromJobInfo( 154 jobInfo, CALLING_UID, SOURCE_PACKAGE, SOURCE_USER_ID, testTag); 155 } 156 } 157