102 lines
3.7 KiB
Java
102 lines
3.7 KiB
Java
/*
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* Copyright 2017 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.handler.codec.http2;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import org.junit.Before;
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import org.junit.Test;
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import static io.netty.handler.codec.http2.Http2CodecUtil.DEFAULT_HEADER_LIST_SIZE;
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import static io.netty.handler.codec.http2.Http2CodecUtil.MAX_HEADER_TABLE_SIZE;
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import static org.junit.Assert.assertEquals;
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import static org.mockito.Mockito.mock;
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public class HpackEncoderTest {
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private HpackDecoder hpackDecoder;
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private HpackEncoder hpackEncoder;
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private Http2Headers mockHeaders;
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@Before
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public void setUp() {
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hpackEncoder = new HpackEncoder();
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hpackDecoder = new HpackDecoder(DEFAULT_HEADER_LIST_SIZE);
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mockHeaders = mock(Http2Headers.class);
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}
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@Test
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public void testSetMaxHeaderTableSizeToMaxValue() throws Http2Exception {
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ByteBuf buf = Unpooled.buffer();
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hpackEncoder.setMaxHeaderTableSize(buf, MAX_HEADER_TABLE_SIZE);
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hpackDecoder.setMaxHeaderTableSize(MAX_HEADER_TABLE_SIZE);
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hpackDecoder.decode(0, buf, mockHeaders, true);
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assertEquals(MAX_HEADER_TABLE_SIZE, hpackDecoder.getMaxHeaderTableSize());
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buf.release();
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}
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@Test(expected = Http2Exception.class)
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public void testSetMaxHeaderTableSizeOverflow() throws Http2Exception {
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ByteBuf buf = Unpooled.buffer();
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try {
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hpackEncoder.setMaxHeaderTableSize(buf, MAX_HEADER_TABLE_SIZE + 1);
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} finally {
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buf.release();
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}
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}
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/**
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* The encoder should not impose an arbitrary limit on the header size if
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* the server has not specified any limit.
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* @throws Http2Exception
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*/
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@Test
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public void testWillEncode16MBHeaderByDefault() throws Http2Exception {
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ByteBuf buf = Unpooled.buffer();
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String bigHeaderName = "x-big-header";
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int bigHeaderSize = 1024 * 1024 * 16;
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String bigHeaderVal = new String(new char[bigHeaderSize]).replace('\0', 'X');
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Http2Headers headersIn = new DefaultHttp2Headers().add(
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"x-big-header", bigHeaderVal);
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Http2Headers headersOut = new DefaultHttp2Headers();
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try {
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hpackEncoder.encodeHeaders(0, buf, headersIn, Http2HeadersEncoder.NEVER_SENSITIVE);
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hpackDecoder.setMaxHeaderListSize(bigHeaderSize + 1024);
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hpackDecoder.decode(0, buf, headersOut, false);
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} finally {
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buf.release();
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}
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assertEquals(headersOut.get(bigHeaderName).toString(), bigHeaderVal);
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}
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@Test(expected = Http2Exception.class)
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public void testSetMaxHeaderListSizeEnforcedAfterSet() throws Http2Exception {
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ByteBuf buf = Unpooled.buffer();
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Http2Headers headers = new DefaultHttp2Headers().add(
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"x-big-header",
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new String(new char[1024 * 16]).replace('\0', 'X')
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);
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hpackEncoder.setMaxHeaderListSize(1000);
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try {
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hpackEncoder.encodeHeaders(0, buf, headers, Http2HeadersEncoder.NEVER_SENSITIVE);
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} finally {
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buf.release();
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}
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}
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}
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