/*
* Copyright (c) 2012 the original author or authors.
*
* Licensed 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 org.eclipse.jetty.spdy.frames;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
import java.nio.ByteBuffer;
import org.eclipse.jetty.spdy.StandardByteBufferPool;
import org.eclipse.jetty.spdy.StandardCompressionFactory;
import org.eclipse.jetty.spdy.api.SPDY;
import org.eclipse.jetty.spdy.api.StreamStatus;
import org.eclipse.jetty.spdy.generator.Generator;
import org.eclipse.jetty.spdy.parser.Parser;
import org.junit.Assert;
import org.junit.Test;
public class RstStreamGenerateParseTest
{
@Test
public void testGenerateParse() throws Exception
{
int streamId = 13;
int streamStatus = StreamStatus.UNSUPPORTED_VERSION.getCode(SPDY.V2);
RstStreamFrame frame1 = new RstStreamFrame(SPDY.V2, streamId, streamStatus);
Generator generator = new Generator(new StandardByteBufferPool(), new StandardCompressionFactory().newCompressor());
ByteBuffer buffer = generator.control(frame1);
assertThat("buffer is not null", buffer, not(nullValue()));
TestSPDYParserListener listener = new TestSPDYParserListener();
Parser parser = new Parser(new StandardCompressionFactory().newDecompressor());
parser.addListener(listener);
parser.parse(buffer);
ControlFrame frame2 = listener.getControlFrame();
assertThat("frame2 is not null", frame2, not(nullValue()));
assertThat("frame2 is type RST_STREAM",ControlFrameType.RST_STREAM, equalTo(frame2.getType()));
RstStreamFrame rstStream = (RstStreamFrame)frame2;
assertThat("rstStream version is SPDY.V2",SPDY.V2, equalTo(rstStream.getVersion()));
assertThat("rstStream id is equal to streamId",streamId, equalTo(rstStream.getStreamId()));
assertThat("rstStream flags are 0",(byte)0, equalTo(rstStream.getFlags()));
assertThat("stream status is equal to rstStream statuscode",streamStatus, is(rstStream.getStatusCode()));
}
@Test
public void testGenerateParseOneByteAtATime() throws Exception
{
int streamId = 13;
int streamStatus = StreamStatus.UNSUPPORTED_VERSION.getCode(SPDY.V2);
RstStreamFrame frame1 = new RstStreamFrame(SPDY.V2, streamId, streamStatus);
Generator generator = new Generator(new StandardByteBufferPool(), new StandardCompressionFactory().newCompressor());
ByteBuffer buffer = generator.control(frame1);
Assert.assertNotNull(buffer);
TestSPDYParserListener listener = new TestSPDYParserListener();
Parser parser = new Parser(new StandardCompressionFactory().newDecompressor());
parser.addListener(listener);
while (buffer.hasRemaining())
parser.parse(ByteBuffer.wrap(new byte[]{buffer.get()}));
ControlFrame frame2 = listener.getControlFrame();
Assert.assertNotNull(frame2);
Assert.assertEquals(ControlFrameType.RST_STREAM, frame2.getType());
RstStreamFrame rstStream = (RstStreamFrame)frame2;
Assert.assertEquals(SPDY.V2, rstStream.getVersion());
Assert.assertEquals(streamId, rstStream.getStreamId());
Assert.assertEquals(0, rstStream.getFlags());
Assert.assertEquals(streamStatus, rstStream.getStatusCode());
}
}