| /* |
| * Copyright (C) 2018 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. |
| */ |
| |
| |
| package android.os; |
| |
| import android.perftests.utils.BenchmarkState; |
| import android.perftests.utils.PerfStatusReporter; |
| import android.perftests.utils.ShellHelper; |
| import android.support.test.runner.AndroidJUnit4; |
| |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(AndroidJUnit4.class) |
| public class TracePerfTest { |
| @Rule |
| public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter(); |
| |
| @BeforeClass |
| public static void startTracing() { |
| ShellHelper.runShellCommandRaw("atrace -c --async_start -a *"); |
| } |
| |
| @AfterClass |
| public static void endTracing() { |
| ShellHelper.runShellCommandRaw("atrace --async_stop"); |
| } |
| |
| @Before |
| public void verifyTracingEnabled() { |
| Assert.assertTrue(Trace.isEnabled()); |
| } |
| |
| @Test |
| public void testEnabled() { |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| while (state.keepRunning()) { |
| Trace.isEnabled(); |
| } |
| } |
| |
| @Test |
| public void testBeginEndSection() { |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| while (state.keepRunning()) { |
| Trace.beginSection("testBeginEndSection"); |
| Trace.endSection(); |
| } |
| } |
| |
| @Test |
| public void testAsyncBeginEnd() { |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| while (state.keepRunning()) { |
| Trace.beginAsyncSection("testAsyncBeginEnd", 42); |
| Trace.endAsyncSection("testAsyncBeginEnd", 42); |
| } |
| } |
| |
| @Test |
| public void testCounter() { |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| while (state.keepRunning()) { |
| Trace.setCounter("testCounter", 123); |
| } |
| } |
| } |