250 lines
8.4 KiB
Java
250 lines
8.4 KiB
Java
/*
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* Copyright 2013 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.testsuite.transport.socket;
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import io.netty.bootstrap.Bootstrap;
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import io.netty.bootstrap.ServerBootstrap;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.CompositeByteBuf;
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import io.netty.buffer.Unpooled;
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import io.netty.channel.Channel;
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import io.netty.channel.ChannelFuture;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.channel.ChannelOption;
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import io.netty.channel.SimpleChannelInboundHandler;
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import io.netty.testsuite.util.TestUtils;
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import io.netty.util.concurrent.ImmediateEventExecutor;
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import io.netty.util.concurrent.Promise;
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import io.netty.util.internal.StringUtil;
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import org.junit.AfterClass;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.rules.Timeout;
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import java.io.IOException;
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import java.util.Random;
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import java.util.concurrent.atomic.AtomicReference;
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import static io.netty.buffer.Unpooled.compositeBuffer;
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import static io.netty.buffer.Unpooled.wrappedBuffer;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotEquals;
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import static org.junit.Assert.assertTrue;
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public class SocketGatheringWriteTest extends AbstractSocketTest {
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@Rule
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public final Timeout globalTimeout = new Timeout(120000);
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private static final Random random = new Random();
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static final byte[] data = new byte[1048576];
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static {
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random.nextBytes(data);
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}
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@AfterClass
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public static void compressHeapDumps() throws Exception {
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TestUtils.compressHeapDumps();
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}
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@Test
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public void testGatheringWrite() throws Throwable {
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run();
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}
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public void testGatheringWrite(ServerBootstrap sb, Bootstrap cb) throws Throwable {
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testGatheringWrite0(sb, cb, data, false, true);
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}
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@Test
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public void testGatheringWriteNotAutoRead() throws Throwable {
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run();
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}
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public void testGatheringWriteNotAutoRead(ServerBootstrap sb, Bootstrap cb) throws Throwable {
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testGatheringWrite0(sb, cb, data, false, false);
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}
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@Test
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public void testGatheringWriteWithComposite() throws Throwable {
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run();
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}
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public void testGatheringWriteWithCompositeNotAutoRead(ServerBootstrap sb, Bootstrap cb) throws Throwable {
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testGatheringWrite0(sb, cb, data, true, false);
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}
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@Test
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public void testGatheringWriteWithCompositeNotAutoRead() throws Throwable {
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run();
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}
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public void testGatheringWriteWithComposite(ServerBootstrap sb, Bootstrap cb) throws Throwable {
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testGatheringWrite0(sb, cb, data, true, true);
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}
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// Test for https://github.com/netty/netty/issues/2647
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@Test
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public void testGatheringWriteBig() throws Throwable {
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run();
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}
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public void testGatheringWriteBig(ServerBootstrap sb, Bootstrap cb) throws Throwable {
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byte[] bigData = new byte[1024 * 1024 * 50];
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random.nextBytes(bigData);
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testGatheringWrite0(sb, cb, bigData, false, true);
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}
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private void testGatheringWrite0(
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ServerBootstrap sb, Bootstrap cb, byte[] data, boolean composite, boolean autoRead) throws Throwable {
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sb.childOption(ChannelOption.AUTO_READ, autoRead);
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cb.option(ChannelOption.AUTO_READ, autoRead);
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Promise<Void> serverDonePromise = ImmediateEventExecutor.INSTANCE.newPromise();
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final TestServerHandler sh = new TestServerHandler(autoRead, serverDonePromise, data.length);
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final TestHandler ch = new TestHandler(autoRead);
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cb.handler(ch);
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sb.childHandler(sh);
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Channel sc = sb.bind().sync().channel();
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Channel cc = cb.connect(sc.localAddress()).sync().channel();
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for (int i = 0; i < data.length;) {
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int length = Math.min(random.nextInt(1024 * 8), data.length - i);
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if (composite && i % 2 == 0) {
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int firstBufLength = length / 2;
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CompositeByteBuf comp = compositeBuffer();
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comp.addComponent(true, wrappedBuffer(data, i, firstBufLength))
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.addComponent(true, wrappedBuffer(data, i + firstBufLength, length - firstBufLength));
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cc.write(comp);
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} else {
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cc.write(wrappedBuffer(data, i, length));
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}
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i += length;
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}
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ChannelFuture cf = cc.writeAndFlush(Unpooled.EMPTY_BUFFER);
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assertNotEquals(cc.voidPromise(), cf);
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try {
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assertTrue(cf.await(60000));
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cf.sync();
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} catch (Throwable t) {
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// TODO: Remove this once we fix this test.
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TestUtils.dump(StringUtil.simpleClassName(this));
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throw t;
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}
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serverDonePromise.sync();
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sh.channel.close().sync();
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ch.channel.close().sync();
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sc.close().sync();
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if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
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throw sh.exception.get();
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}
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if (sh.exception.get() != null) {
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throw sh.exception.get();
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}
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if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
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throw ch.exception.get();
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}
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if (ch.exception.get() != null) {
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throw ch.exception.get();
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}
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ByteBuf expected = wrappedBuffer(data);
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assertEquals(expected, sh.received);
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expected.release();
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sh.received.release();
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}
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private static final class TestServerHandler extends TestHandler {
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private final int expectedBytes;
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private final Promise<Void> doneReadingPromise;
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final ByteBuf received = Unpooled.buffer();
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TestServerHandler(boolean autoRead, Promise<Void> doneReadingPromise, int expectedBytes) {
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super(autoRead);
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this.doneReadingPromise = doneReadingPromise;
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this.expectedBytes = expectedBytes;
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}
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@Override
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public void messageReceived(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
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received.writeBytes(in);
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if (received.readableBytes() >= expectedBytes) {
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doneReadingPromise.setSuccess(null);
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}
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}
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@Override
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void handleException(ChannelHandlerContext ctx, Throwable cause) {
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doneReadingPromise.tryFailure(cause);
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super.handleException(ctx, cause);
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}
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@Override
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public void channelInactive(ChannelHandlerContext ctx) throws Exception {
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doneReadingPromise.tryFailure(new IllegalStateException("server closed!"));
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super.channelInactive(ctx);
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}
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}
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private static class TestHandler extends SimpleChannelInboundHandler<ByteBuf> {
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private final boolean autoRead;
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volatile Channel channel;
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final AtomicReference<Throwable> exception = new AtomicReference<>();
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TestHandler(boolean autoRead) {
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this.autoRead = autoRead;
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}
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@Override
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public final void channelActive(ChannelHandlerContext ctx) throws Exception {
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channel = ctx.channel();
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if (!autoRead) {
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ctx.read();
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}
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super.channelActive(ctx);
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}
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@Override
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public void messageReceived(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
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}
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@Override
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public final void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
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if (!autoRead) {
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ctx.read();
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}
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super.channelReadComplete(ctx);
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}
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@Override
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public final void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
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if (exception.compareAndSet(null, cause)) {
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handleException(ctx, cause);
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}
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super.exceptionCaught(ctx, cause);
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}
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void handleException(ChannelHandlerContext ctx, Throwable cause) {
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ctx.close();
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}
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}
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}
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