//
// ========================================================================
// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.websocket.common;
import java.nio.ByteBuffer;
import java.util.Arrays;
import org.eclipse.jetty.websocket.common.frames.BinaryFrame;
import org.eclipse.jetty.websocket.common.frames.ContinuationFrame;
import org.eclipse.jetty.websocket.common.frames.PingFrame;
import org.eclipse.jetty.websocket.common.frames.PongFrame;
import org.eclipse.jetty.websocket.common.frames.TextFrame;
import org.eclipse.jetty.websocket.common.test.ByteBufferAssert;
import org.eclipse.jetty.websocket.common.test.UnitGenerator;
import org.junit.Test;
public class RFC6455ExamplesGeneratorTest
{
private static final int FUDGE = 32;
@Test
public void testFragmentedUnmaskedTextMessage()
{
WebSocketFrame text1 = new TextFrame().setPayload("Hel").setFin(false);
WebSocketFrame text2 = new ContinuationFrame().setPayload("lo");
ByteBuffer actual1 = UnitGenerator.generate(text1);
ByteBuffer actual2 = UnitGenerator.generate(text2);
ByteBuffer expected1 = ByteBuffer.allocate(5);
expected1.put(new byte[]
{ (byte)0x01, (byte)0x03, (byte)0x48, (byte)0x65, (byte)0x6c });
ByteBuffer expected2 = ByteBuffer.allocate(4);
expected2.put(new byte[]
{ (byte)0x80, (byte)0x02, (byte)0x6c, (byte)0x6f });
expected1.flip();
expected2.flip();
ByteBufferAssert.assertEquals("t1 buffers are not equal",expected1,actual1);
ByteBufferAssert.assertEquals("t2 buffers are not equal",expected2,actual2);
}
@Test
public void testSingleMaskedPongRequest()
{
PongFrame pong = new PongFrame().setPayload("Hello");
pong.setMask(new byte[]
{ 0x37, (byte)0xfa, 0x21, 0x3d });
ByteBuffer actual = UnitGenerator.generate(pong);
ByteBuffer expected = ByteBuffer.allocate(11);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// Unmasked Pong request
expected.put(new byte[]
{ (byte)0x8a, (byte)0x85, 0x37, (byte)0xfa, 0x21, 0x3d, 0x7f, (byte)0x9f, 0x4d, 0x51, 0x58 });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("pong buffers are not equal",expected,actual);
}
@Test
public void testSingleMaskedTextMessage()
{
WebSocketFrame text = new TextFrame().setPayload("Hello");
text.setMask(new byte[]
{ 0x37, (byte)0xfa, 0x21, 0x3d });
ByteBuffer actual = UnitGenerator.generate(text);
ByteBuffer expected = ByteBuffer.allocate(11);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// A single-frame masked text message
expected.put(new byte[]
{ (byte)0x81, (byte)0x85, 0x37, (byte)0xfa, 0x21, 0x3d, 0x7f, (byte)0x9f, 0x4d, 0x51, 0x58 });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("masked text buffers are not equal",expected,actual);
}
@Test
public void testSingleUnmasked256ByteBinaryMessage()
{
int dataSize = 256;
BinaryFrame binary = new BinaryFrame();
byte payload[] = new byte[dataSize];
Arrays.fill(payload,(byte)0x44);
binary.setPayload(ByteBuffer.wrap(payload));
ByteBuffer actual = UnitGenerator.generate(binary);
ByteBuffer expected = ByteBuffer.allocate(dataSize + FUDGE);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// 256 bytes binary message in a single unmasked frame
expected.put(new byte[]
{ (byte)0x82, (byte)0x7E });
expected.putShort((short)0x01_00);
for (int i = 0; i < dataSize; i++)
{
expected.put((byte)0x44);
}
expected.flip();
ByteBufferAssert.assertEquals("binary buffers are not equal",expected,actual);
}
@Test
public void testSingleUnmasked64KBinaryMessage()
{
int dataSize = 1024 * 64;
BinaryFrame binary = new BinaryFrame();
byte payload[] = new byte[dataSize];
Arrays.fill(payload,(byte)0x44);
binary.setPayload(ByteBuffer.wrap(payload));
ByteBuffer actual = UnitGenerator.generate(binary);
ByteBuffer expected = ByteBuffer.allocate(dataSize + 10);
// Raw bytes as found in RFC 6455, Section 5.7 - Examples
// 64k bytes binary message in a single unmasked frame
expected.put(new byte[]
{ (byte)0x82, (byte)0x7F });
expected.putInt(0x00_00_00_00);
expected.putInt(0x00_01_00_00);
for (int i = 0; i < dataSize; i++)
{
expected.put((byte)0x44);
}
expected.flip();
ByteBufferAssert.assertEquals("binary buffers are not equal",expected,actual);
}
@Test
public void testSingleUnmaskedPingRequest() throws Exception
{
PingFrame ping = new PingFrame().setPayload("Hello");
ByteBuffer actual = UnitGenerator.generate(ping);
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x89, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip(); // make readable
ByteBufferAssert.assertEquals("Ping buffers",expected,actual);
}
@Test
public void testSingleUnmaskedTextMessage()
{
WebSocketFrame text = new TextFrame().setPayload("Hello");
ByteBuffer actual = UnitGenerator.generate(text);
ByteBuffer expected = ByteBuffer.allocate(10);
expected.put(new byte[]
{ (byte)0x81, (byte)0x05, (byte)0x48, (byte)0x65, (byte)0x6c, (byte)0x6c, (byte)0x6f });
expected.flip();
ByteBufferAssert.assertEquals("t1 buffers are not equal",expected,actual);
}
}