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

517 lines
18 KiB
Java

/*
* Copyright 2014 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.spdy;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.buffer.Unpooled;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class SpdyHeaderBlockRawDecoderTest {
private static final int maxHeaderSize = 16;
private static final String name = "name";
private static final String value = "value";
private static final byte[] nameBytes = name.getBytes();
private static final byte[] valueBytes = value.getBytes();
private SpdyHeaderBlockRawDecoder decoder;
private SpdyHeadersFrame frame;
@Before
public void setUp() {
decoder = new SpdyHeaderBlockRawDecoder(SpdyVersion.SPDY_3_1, maxHeaderSize);
frame = new DefaultSpdyHeadersFrame(1);
}
@After
public void tearDown() {
decoder.end();
}
@Test
public void testEmptyHeaderBlock() throws Exception {
ByteBuf headerBlock = Unpooled.EMPTY_BUFFER;
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testZeroNameValuePairs() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(4);
headerBlock.writeInt(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertFalse(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testNegativeNameValuePairs() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(4);
headerBlock.writeInt(-1);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testOneNameValuePair() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(21);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertFalse(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testMissingNameLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(4);
headerBlock.writeInt(1);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testZeroNameLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(8);
headerBlock.writeInt(1);
headerBlock.writeInt(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testNegativeNameLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(8);
headerBlock.writeInt(1);
headerBlock.writeInt(-1);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testMissingName() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(8);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testIllegalNameOnlyNull() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(18);
headerBlock.writeInt(1);
headerBlock.writeInt(1);
headerBlock.writeByte(0);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testMissingValueLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(12);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testZeroValueLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(16);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertFalse(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals("", frame.headers().get(name));
headerBlock.release();
}
@Test
public void testNegativeValueLength() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(16);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(-1);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testMissingValue() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(16);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testIllegalValueOnlyNull() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(17);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(1);
headerBlock.writeByte(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testIllegalValueStartsWithNull() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(22);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(6);
headerBlock.writeByte(0);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testIllegalValueEndsWithNull() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(22);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(6);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testMultipleValues() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(27);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(11);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertFalse(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(2, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().getAll(name).get(0));
assertEquals(value, frame.headers().getAll(name).get(1));
headerBlock.release();
}
@Test
public void testMultipleValuesEndsWithNull() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(28);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(12);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testIllegalValueMultipleNulls() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(28);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(12);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
headerBlock.writeByte(0);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testMissingNextNameValuePair() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(21);
headerBlock.writeInt(2);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testMultipleNames() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(38);
headerBlock.writeInt(2);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testExtraData() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(22);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
headerBlock.writeByte(0);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testMultipleDecodes() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(21);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
int readableBytes = headerBlock.readableBytes();
for (int i = 0; i < readableBytes; i++) {
ByteBuf headerBlockSegment = headerBlock.slice(i, 1);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlockSegment, frame);
assertFalse(headerBlockSegment.isReadable());
}
decoder.endHeaderBlock(frame);
assertFalse(frame.isInvalid());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
headerBlock.release();
}
@Test
public void testContinueAfterInvalidHeaders() throws Exception {
ByteBuf numHeaders = Unpooled.buffer(4);
numHeaders.writeInt(1);
ByteBuf nameBlock = Unpooled.buffer(8);
nameBlock.writeInt(4);
nameBlock.writeBytes(nameBytes);
ByteBuf valueBlock = Unpooled.buffer(9);
valueBlock.writeInt(5);
valueBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, numHeaders, frame);
decoder.decode(ByteBufAllocator.DEFAULT, nameBlock, frame);
frame.setInvalid();
decoder.decode(ByteBufAllocator.DEFAULT, valueBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(numHeaders.isReadable());
assertFalse(nameBlock.isReadable());
assertFalse(valueBlock.isReadable());
assertEquals(1, frame.headers().names().size());
assertTrue(frame.headers().contains(name));
assertEquals(1, frame.headers().getAll(name).size());
assertEquals(value, frame.headers().get(name));
numHeaders.release();
nameBlock.release();
valueBlock.release();
}
@Test
public void testTruncatedHeaderName() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(maxHeaderSize + 18);
headerBlock.writeInt(1);
headerBlock.writeInt(maxHeaderSize + 1);
for (int i = 0; i < maxHeaderSize + 1; i++) {
headerBlock.writeByte('a');
}
headerBlock.writeInt(5);
headerBlock.writeBytes(valueBytes);
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isTruncated());
assertFalse(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
@Test
public void testTruncatedHeaderValue() throws Exception {
ByteBuf headerBlock = Unpooled.buffer(maxHeaderSize + 13);
headerBlock.writeInt(1);
headerBlock.writeInt(4);
headerBlock.writeBytes(nameBytes);
headerBlock.writeInt(13);
for (int i = 0; i < maxHeaderSize - 3; i++) {
headerBlock.writeByte('a');
}
decoder.decode(ByteBufAllocator.DEFAULT, headerBlock, frame);
decoder.endHeaderBlock(frame);
assertFalse(headerBlock.isReadable());
assertTrue(frame.isTruncated());
assertFalse(frame.isInvalid());
assertEquals(0, frame.headers().names().size());
headerBlock.release();
}
}