| /* |
| * Copyright (C) 2022 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.libcore.regression; |
| |
| import android.perftests.utils.BenchmarkState; |
| import android.perftests.utils.PerfStatusReporter; |
| import android.test.suitebuilder.annotation.LargeTest; |
| |
| import junitparams.JUnitParamsRunner; |
| import junitparams.Parameters; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.RandomAccessFile; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.FileChannel; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| @RunWith(JUnitParamsRunner.class) |
| @LargeTest |
| public class BulkPerfTest { |
| @Rule public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter(); |
| |
| public static Collection<Object[]> getData() { |
| return Arrays.asList( |
| new Object[][] { |
| {true, MyBufferType.DIRECT, MyBufferType.DIRECT, 4096}, |
| {false, MyBufferType.DIRECT, MyBufferType.DIRECT, 4096}, |
| {true, MyBufferType.HEAP, MyBufferType.DIRECT, 4096}, |
| {false, MyBufferType.HEAP, MyBufferType.DIRECT, 4096}, |
| {true, MyBufferType.MAPPED, MyBufferType.DIRECT, 4096}, |
| {false, MyBufferType.MAPPED, MyBufferType.DIRECT, 4096}, |
| {true, MyBufferType.DIRECT, MyBufferType.HEAP, 4096}, |
| {false, MyBufferType.DIRECT, MyBufferType.HEAP, 4096}, |
| {true, MyBufferType.HEAP, MyBufferType.HEAP, 4096}, |
| {false, MyBufferType.HEAP, MyBufferType.HEAP, 4096}, |
| {true, MyBufferType.MAPPED, MyBufferType.HEAP, 4096}, |
| {false, MyBufferType.MAPPED, MyBufferType.HEAP, 4096}, |
| {true, MyBufferType.DIRECT, MyBufferType.MAPPED, 4096}, |
| {false, MyBufferType.DIRECT, MyBufferType.MAPPED, 4096}, |
| {true, MyBufferType.HEAP, MyBufferType.MAPPED, 4096}, |
| {false, MyBufferType.HEAP, MyBufferType.MAPPED, 4096}, |
| {true, MyBufferType.MAPPED, MyBufferType.MAPPED, 4096}, |
| {false, MyBufferType.MAPPED, MyBufferType.MAPPED, 4096}, |
| {true, MyBufferType.DIRECT, MyBufferType.DIRECT, 1232896}, |
| {false, MyBufferType.DIRECT, MyBufferType.DIRECT, 1232896}, |
| {true, MyBufferType.HEAP, MyBufferType.DIRECT, 1232896}, |
| {false, MyBufferType.HEAP, MyBufferType.DIRECT, 1232896}, |
| {true, MyBufferType.MAPPED, MyBufferType.DIRECT, 1232896}, |
| {false, MyBufferType.MAPPED, MyBufferType.DIRECT, 1232896}, |
| {true, MyBufferType.DIRECT, MyBufferType.HEAP, 1232896}, |
| {false, MyBufferType.DIRECT, MyBufferType.HEAP, 1232896}, |
| {true, MyBufferType.HEAP, MyBufferType.HEAP, 1232896}, |
| {false, MyBufferType.HEAP, MyBufferType.HEAP, 1232896}, |
| {true, MyBufferType.MAPPED, MyBufferType.HEAP, 1232896}, |
| {false, MyBufferType.MAPPED, MyBufferType.HEAP, 1232896}, |
| {true, MyBufferType.DIRECT, MyBufferType.MAPPED, 1232896}, |
| {false, MyBufferType.DIRECT, MyBufferType.MAPPED, 1232896}, |
| {true, MyBufferType.HEAP, MyBufferType.MAPPED, 1232896}, |
| {false, MyBufferType.HEAP, MyBufferType.MAPPED, 1232896}, |
| {true, MyBufferType.MAPPED, MyBufferType.MAPPED, 1232896}, |
| {false, MyBufferType.MAPPED, MyBufferType.MAPPED, 1232896}, |
| }); |
| } |
| |
| enum MyBufferType { |
| DIRECT, |
| HEAP, |
| MAPPED |
| } |
| |
| public static ByteBuffer newBuffer(boolean aligned, MyBufferType bufferType, int bsize) |
| throws IOException { |
| int size = aligned ? bsize : bsize + 8 + 1; |
| ByteBuffer result = null; |
| switch (bufferType) { |
| case DIRECT: |
| result = ByteBuffer.allocateDirect(size); |
| break; |
| case HEAP: |
| result = ByteBuffer.allocate(size); |
| break; |
| case MAPPED: |
| File tmpFile = File.createTempFile("MappedByteBufferTest", ".tmp"); |
| tmpFile.createNewFile(); |
| tmpFile.deleteOnExit(); |
| RandomAccessFile raf = new RandomAccessFile(tmpFile, "rw"); |
| raf.setLength(size); |
| FileChannel fc = raf.getChannel(); |
| result = fc.map(FileChannel.MapMode.READ_WRITE, 0, fc.size()); |
| break; |
| } |
| result.position(aligned ? 0 : 1); |
| return result; |
| } |
| |
| @Test |
| @Parameters(method = "getData") |
| public void timePut(boolean align, MyBufferType sBuf, MyBufferType dBuf, int size) |
| throws Exception { |
| ByteBuffer src = BulkPerfTest.newBuffer(align, sBuf, size); |
| ByteBuffer data = BulkPerfTest.newBuffer(align, dBuf, size); |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| while (state.keepRunning()) { |
| src.position(align ? 0 : 1); |
| data.position(align ? 0 : 1); |
| src.put(data); |
| } |
| } |
| } |