package org.opendaylight.controller.netconf.impl;
+import static org.custommonkey.xmlunit.XMLAssert.assertXMLEqual;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
-import java.io.IOException;
-
-import javax.xml.parsers.ParserConfigurationException;
-
-import org.custommonkey.xmlunit.XMLAssert;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.embedded.EmbeddedChannel;
+import java.util.Queue;
import org.junit.Before;
-import org.junit.Ignore;
import org.junit.Test;
import org.opendaylight.controller.netconf.api.NetconfMessage;
+import org.opendaylight.controller.netconf.nettyutil.handler.ChunkedFramingMechanismEncoder;
+import org.opendaylight.controller.netconf.nettyutil.handler.FramingMechanismHandlerFactory;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfChunkAggregator;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfEOMAggregator;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfMessageToXMLEncoder;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfXMLToMessageDecoder;
import org.opendaylight.controller.netconf.util.messages.FramingMechanism;
-import org.opendaylight.controller.netconf.util.messages.NetconfMessageFactory;
+import org.opendaylight.controller.netconf.util.messages.NetconfMessageConstants;
+import org.opendaylight.controller.netconf.util.messages.NetconfMessageHeader;
import org.opendaylight.controller.netconf.util.test.XmlFileLoader;
-import org.opendaylight.controller.netconf.util.xml.XmlUtil;
-import org.opendaylight.protocol.framework.DeserializerException;
-import org.opendaylight.protocol.framework.DocumentedException;
-import org.opendaylight.protocol.util.ByteArray;
-import org.w3c.dom.Document;
-import org.xml.sax.SAXException;
public class MessageParserTest {
- private NetconfMessageFactory parser = null;
+ private NetconfMessage msg;
@Before
- public void setUp() {
- this.parser = new NetconfMessageFactory();
+ public void setUp() throws Exception {
+ this.msg = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/getConfig.xml");
}
@Test
- public void testPutEOM() throws IOException, SAXException, ParserConfigurationException {
- final NetconfMessage msg = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/client_hello.xml");
- final byte[] bytes = this.parser.put(msg);
- assertArrayEquals(NetconfMessageFactory.endOfMessage, ByteArray.subByte(bytes, bytes.length
- - NetconfMessageFactory.endOfMessage.length, NetconfMessageFactory.endOfMessage.length));
- }
+ public void testChunkedFramingMechanismOnPipeline() throws Exception {
+ EmbeddedChannel testChunkChannel = new EmbeddedChannel(
+ FramingMechanismHandlerFactory.createHandler(FramingMechanism.CHUNK),
+ new NetconfMessageToXMLEncoder(),
- @Ignore
- @Test
- // TODO not working on WINDOWS
- // arrays first differed at element [4]; expected:<49> but was:<53>
- // at
- // org.junit.internal.ComparisonCriteria.arrayEquals(ComparisonCriteria.java:52)
- public void testPutChunk() throws IOException, SAXException, ParserConfigurationException {
- final NetconfMessage msg = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/client_hello.xml");
- this.parser.setFramingMechanism(FramingMechanism.CHUNK);
- final byte[] bytes = this.parser.put(msg);
- final byte[] header = new byte[] { (byte) 0x0a, (byte) 0x23 , (byte) 0x32, (byte) 0x31, (byte) 0x31, (byte) 0x0a};
- assertArrayEquals(header, ByteArray.subByte(bytes, 0, header.length));
- assertArrayEquals(NetconfMessageFactory.endOfChunk, ByteArray.subByte(bytes, bytes.length
- - NetconfMessageFactory.endOfChunk.length, NetconfMessageFactory.endOfChunk.length));
- }
+ new NetconfChunkAggregator(),
+ new NetconfXMLToMessageDecoder());
- @Test
- public void testParseEOM() throws IOException, SAXException, DeserializerException, DocumentedException,
- ParserConfigurationException {
- final Document msg = XmlFileLoader.xmlFileToDocument("netconfMessages/client_hello.xml");
- final byte[] bytes = this.parser.put(new NetconfMessage(msg));
- final Document doc = this.parser
- .parse(ByteArray.subByte(bytes, 0, bytes.length - NetconfMessageFactory.endOfMessage.length))
- .getDocument();
- assertEquals(XmlUtil.toString(msg), XmlUtil.toString(doc));
- XMLAssert.assertXMLEqual(msg, doc);
+ testChunkChannel.writeOutbound(this.msg);
+ Queue<Object> messages = testChunkChannel.outboundMessages();
+ assertFalse(messages.isEmpty());
+
+ final NetconfMessageToXMLEncoder enc = new NetconfMessageToXMLEncoder();
+ final ByteBuf out = Unpooled.buffer();
+ enc.encode(null, msg, out);
+ int msgLength = out.readableBytes();
+
+ int chunkCount = msgLength / ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
+ if ((msgLength % ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE) != 0) {
+ chunkCount++;
+ }
+ for (int i = 1; i <= chunkCount; i++) {
+ ByteBuf recievedOutbound = (ByteBuf) messages.poll();
+ int exptHeaderLength = ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
+ if (i == chunkCount) {
+ exptHeaderLength = msgLength - (ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE * (i - 1));
+ byte[] eom = new byte[NetconfMessageConstants.END_OF_CHUNK.length];
+ recievedOutbound.getBytes(recievedOutbound.readableBytes() - NetconfMessageConstants.END_OF_CHUNK.length,
+ eom);
+ assertArrayEquals(NetconfMessageConstants.END_OF_CHUNK, eom);
+ }
+
+ byte[] header = new byte[String.valueOf(exptHeaderLength).length()
+ + NetconfMessageConstants.MIN_HEADER_LENGTH - 1];
+ recievedOutbound.getBytes(0, header);
+ NetconfMessageHeader messageHeader = NetconfMessageHeader.fromBytes(header);
+ assertEquals(exptHeaderLength, messageHeader.getLength());
+
+ testChunkChannel.writeInbound(recievedOutbound);
+ }
+ assertTrue(messages.isEmpty());
+
+ NetconfMessage receivedMessage = (NetconfMessage) testChunkChannel.readInbound();
+ assertNotNull(receivedMessage);
+ assertXMLEqual(this.msg.getDocument(), receivedMessage.getDocument());
}
@Test
- public void testParseChunk() throws IOException, SAXException, DeserializerException, DocumentedException,
- ParserConfigurationException {
- final Document msg = XmlFileLoader.xmlFileToDocument("netconfMessages/client_hello.xml");
- this.parser.setFramingMechanism(FramingMechanism.CHUNK);
- final byte[] bytes = this.parser.put(new NetconfMessage(msg));
- final Document doc = this.parser
- .parse(ByteArray.subByte(bytes, 6, bytes.length - NetconfMessageFactory.endOfChunk.length - 6))
- .getDocument();
- assertEquals(XmlUtil.toString(msg), XmlUtil.toString(doc));
- XMLAssert.assertXMLEqual(msg, doc);
- }
+ public void testEOMFramingMechanismOnPipeline() throws Exception {
+ EmbeddedChannel testChunkChannel = new EmbeddedChannel(
+ FramingMechanismHandlerFactory.createHandler(FramingMechanism.EOM),
+ new NetconfMessageToXMLEncoder(), new NetconfEOMAggregator(), new NetconfXMLToMessageDecoder());
+ testChunkChannel.writeOutbound(this.msg);
+ ByteBuf recievedOutbound = (ByteBuf) testChunkChannel.readOutbound();
+
+ byte[] eom = new byte[NetconfMessageConstants.END_OF_MESSAGE.length];
+ recievedOutbound.getBytes(recievedOutbound.readableBytes() - NetconfMessageConstants.END_OF_MESSAGE.length, eom);
+ assertArrayEquals(NetconfMessageConstants.END_OF_MESSAGE, eom);
+
+ testChunkChannel.writeInbound(recievedOutbound);
+ NetconfMessage receivedMessage = (NetconfMessage) testChunkChannel.readInbound();
+ assertNotNull(receivedMessage);
+ assertXMLEqual(this.msg.getDocument(), receivedMessage.getDocument());
+ }
}