netty5/codec-http/src/test/java/io/netty/handler/codec/http/HttpObjecctAggregatorTest.java

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you 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 io.netty.handler.codec.http;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.CompositeByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.embedded.EmbeddedMessageChannel;
import io.netty.handler.codec.TooLongFrameException;
import io.netty.util.CharsetUtil;
import org.easymock.EasyMock;
import org.junit.Test;
import java.util.List;
import static org.junit.Assert.*;
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public class HttpObjecctAggregatorTest {
@Test
public void testAggregate() {
HttpObjectAggregator aggr = new HttpObjectAggregator(1024 * 1024);
EmbeddedMessageChannel embedder = new EmbeddedMessageChannel(aggr);
HttpRequest message = new DefaultHttpRequest(HttpVersion.HTTP_1_1,
HttpMethod.GET, "http://localhost");
HttpHeaders.setHeader(message, "X-Test", true);
HttpContent chunk1 = new DefaultHttpContent(Unpooled.copiedBuffer("test", CharsetUtil.US_ASCII));
HttpContent chunk2 = new DefaultHttpContent(Unpooled.copiedBuffer("test2", CharsetUtil.US_ASCII));
HttpContent chunk3 = new DefaultLastHttpContent(Unpooled.EMPTY_BUFFER);
assertFalse(embedder.writeInbound(message));
assertFalse(embedder.writeInbound(chunk1));
assertFalse(embedder.writeInbound(chunk2));
// this should trigger a messageReceived event so return true
assertTrue(embedder.writeInbound(chunk3));
assertTrue(embedder.finish());
DefaultFullHttpRequest aggratedMessage = (DefaultFullHttpRequest) embedder.readInbound();
assertNotNull(aggratedMessage);
assertEquals(chunk1.data().readableBytes() + chunk2.data().readableBytes(), HttpHeaders.getContentLength(aggratedMessage));
assertEquals(aggratedMessage.headers().get("X-Test"), Boolean.TRUE.toString());
checkContentBuffer(aggratedMessage);
assertNull(embedder.readInbound());
}
private static void checkContentBuffer(DefaultFullHttpRequest aggregatedMessage) {
CompositeByteBuf buffer = (CompositeByteBuf) aggregatedMessage.data();
assertEquals(2, buffer.numComponents());
List<ByteBuf> buffers = buffer.decompose(0, buffer.capacity());
assertEquals(2, buffers.size());
for (ByteBuf buf: buffers) {
// This should be false as we decompose the buffer before to not have deep hierarchy
assertFalse(buf instanceof CompositeByteBuf);
}
}
@Test
public void testAggregateWithTrailer() {
HttpObjectAggregator aggr = new HttpObjectAggregator(1024 * 1024);
EmbeddedMessageChannel embedder = new EmbeddedMessageChannel(aggr);
HttpRequest message = new DefaultHttpRequest(HttpVersion.HTTP_1_1,
HttpMethod.GET, "http://localhost");
HttpHeaders.setHeader(message, "X-Test", true);
HttpHeaders.setTransferEncodingChunked(message);
HttpContent chunk1 = new DefaultHttpContent(Unpooled.copiedBuffer("test", CharsetUtil.US_ASCII));
HttpContent chunk2 = new DefaultHttpContent(Unpooled.copiedBuffer("test2", CharsetUtil.US_ASCII));
LastHttpContent trailer = new DefaultLastHttpContent();
trailer.trailingHeaders().set("X-Trailer", true);
assertFalse(embedder.writeInbound(message));
assertFalse(embedder.writeInbound(chunk1));
assertFalse(embedder.writeInbound(chunk2));
// this should trigger a messageReceived event so return true
assertTrue(embedder.writeInbound(trailer));
assertTrue(embedder.finish());
DefaultFullHttpRequest aggratedMessage = (DefaultFullHttpRequest) embedder.readInbound();
assertNotNull(aggratedMessage);
assertEquals(chunk1.data().readableBytes() + chunk2.data().readableBytes(), HttpHeaders.getContentLength(aggratedMessage));
assertEquals(aggratedMessage.headers().get("X-Test"), Boolean.TRUE.toString());
assertEquals(aggratedMessage.headers().get("X-Trailer"), Boolean.TRUE.toString());
checkContentBuffer(aggratedMessage);
assertNull(embedder.readInbound());
}
@Test(expected = TooLongFrameException.class)
public void testTooLongFrameException() {
HttpObjectAggregator aggr = new HttpObjectAggregator(4);
EmbeddedMessageChannel embedder = new EmbeddedMessageChannel(aggr);
HttpRequest message = new DefaultHttpRequest(HttpVersion.HTTP_1_1,
HttpMethod.GET, "http://localhost");
HttpContent chunk1 = new DefaultHttpContent(Unpooled.copiedBuffer("test", CharsetUtil.US_ASCII));
HttpContent chunk2 = new DefaultHttpContent(Unpooled.copiedBuffer("test2", CharsetUtil.US_ASCII));
assertFalse(embedder.writeInbound(message));
assertFalse(embedder.writeInbound(chunk1));
embedder.writeInbound(chunk2);
fail();
}
@Test(expected = IllegalArgumentException.class)
public void testInvalidConstructorUsage() {
new HttpObjectAggregator(0);
}
@Test(expected = IllegalArgumentException.class)
public void testInvalidMaxCumulationBufferComponents() {
HttpObjectAggregator aggr= new HttpObjectAggregator(Integer.MAX_VALUE);
aggr.setMaxCumulationBufferComponents(1);
}
@Test(expected = IllegalStateException.class)
public void testSetMaxCumulationBufferComponentsAfterInit() throws Exception {
HttpObjectAggregator aggr = new HttpObjectAggregator(Integer.MAX_VALUE);
ChannelHandlerContext ctx = EasyMock.createMock(ChannelHandlerContext.class);
EasyMock.replay(ctx);
aggr.beforeAdd(ctx);
aggr.setMaxCumulationBufferComponents(10);
}
}