//
// ========================================================================
// 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 static org.eclipse.jetty.websocket.api.StatusCode.*;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import java.nio.ByteBuffer;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.websocket.api.ProtocolException;
import org.eclipse.jetty.websocket.common.frames.CloseFrame;
import org.junit.Test;
public class CloseInfoTest
{
/**
* A test where no close is provided
*/
@Test
public void testAnonymousClose()
{
CloseInfo close = new CloseInfo();
assertThat("close.code",close.getStatusCode(),is(NO_CODE));
assertThat("close.reason",close.getReason(),nullValue());
CloseFrame frame = close.asFrame();
assertThat("close frame op code",frame.getOpCode(),is(OpCode.CLOSE));
// should result in no payload
assertThat("close frame has payload",frame.hasPayload(),is(false));
assertThat("close frame payload length",frame.getPayloadLength(),is(0));
}
/**
* A test where NO_CODE (1005) is provided
*/
@Test
public void testNoCode()
{
CloseInfo close = new CloseInfo(NO_CODE);
assertThat("close.code",close.getStatusCode(),is(NO_CODE));
assertThat("close.reason",close.getReason(),nullValue());
CloseFrame frame = close.asFrame();
assertThat("close frame op code",frame.getOpCode(),is(OpCode.CLOSE));
// should result in no payload
assertThat("close frame has payload",frame.hasPayload(),is(false));
assertThat("close frame payload length",frame.getPayloadLength(),is(0));
}
/**
* A test where NO_CLOSE (1006) is provided
*/
@Test
public void testNoClose()
{
CloseInfo close = new CloseInfo(NO_CLOSE);
assertThat("close.code",close.getStatusCode(),is(NO_CLOSE));
assertThat("close.reason",close.getReason(),nullValue());
CloseFrame frame = close.asFrame();
assertThat("close frame op code",frame.getOpCode(),is(OpCode.CLOSE));
// should result in no payload
assertThat("close frame has payload",frame.hasPayload(),is(false));
assertThat("close frame payload length",frame.getPayloadLength(),is(0));
}
/**
* A test of FAILED_TLS_HANDSHAKE (1007)
*/
@Test
public void testFailedTlsHandshake()
{
CloseInfo close = new CloseInfo(FAILED_TLS_HANDSHAKE);
assertThat("close.code",close.getStatusCode(),is(FAILED_TLS_HANDSHAKE));
assertThat("close.reason",close.getReason(),nullValue());
try
{
@SuppressWarnings("unused")
CloseFrame frame = close.asFrame();
fail("Expected " + ProtocolException.class.getName());
}
catch (ProtocolException e)
{
// expected path
assertThat("ProtocolException message",e.getMessage(),containsString("not allowed (per RFC6455)"));
}
}
/**
* A test of NORMAL (1000)
*/
@Test
public void testNormal()
{
CloseInfo close = new CloseInfo(NORMAL);
assertThat("close.code",close.getStatusCode(),is(NORMAL));
assertThat("close.reason",close.getReason(),nullValue());
CloseFrame frame = close.asFrame();
assertThat("close frame op code",frame.getOpCode(),is(OpCode.CLOSE));
assertThat("close frame payload length",frame.getPayloadLength(),is(2));
}
private ByteBuffer asByteBuffer(int statusCode, String reason)
{
int len = 2; // status code length
byte utf[] = null;
if (StringUtil.isNotBlank(reason))
{
utf = StringUtil.getUtf8Bytes(reason);
len += utf.length;
}
ByteBuffer buf = BufferUtil.allocate(len);
BufferUtil.flipToFill(buf);
buf.put((byte)((statusCode >>> 8) & 0xFF));
buf.put((byte)((statusCode >>> 0) & 0xFF));
if (utf != null)
{
buf.put(utf,0,utf.length);
}
BufferUtil.flipToFlush(buf,0);
return buf;
}
@Test
public void testFromFrame()
{
ByteBuffer payload = asByteBuffer(NORMAL,null);
assertThat("payload length", payload.remaining(), is(2));
CloseFrame frame = new CloseFrame();
frame.setPayload(payload);
// create from frame
CloseInfo close = new CloseInfo(frame);
assertThat("close.code",close.getStatusCode(),is(NORMAL));
assertThat("close.reason",close.getReason(),nullValue());
// and back again
frame = close.asFrame();
assertThat("close frame op code",frame.getOpCode(),is(OpCode.CLOSE));
assertThat("close frame payload length",frame.getPayloadLength(),is(2));
}
}