bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/FSMTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.protocol.bgp.rib.impl;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertFalse;
  12 import static org.junit.Assert.assertTrue;
  13 import static org.junit.Assert.fail;
  14
  15 import java.util.List;
  16
  17 import org.junit.After;
  18 import org.junit.Before;
  19 import org.junit.Ignore;
  20 import org.junit.Test;
  21 import org.opendaylight.protocol.bgp.concepts.BGPAddressFamily;
  22 import org.opendaylight.protocol.bgp.concepts.BGPSubsequentAddressFamily;
  23 import org.opendaylight.protocol.bgp.concepts.BGPTableType;
  24 import org.opendaylight.protocol.bgp.parser.BGPError;
  25 import org.opendaylight.protocol.bgp.parser.BGPMessage;
  26 import org.opendaylight.protocol.bgp.parser.BGPParameter;
  27 import org.opendaylight.protocol.bgp.parser.message.BGPKeepAliveMessage;
  28 import org.opendaylight.protocol.bgp.parser.message.BGPNotificationMessage;
  29 import org.opendaylight.protocol.bgp.parser.message.BGPOpenMessage;
  30 import org.opendaylight.protocol.bgp.parser.parameter.MultiprotocolCapability;
  31 import org.opendaylight.protocol.concepts.ASNumber;
  32
  33 import com.google.common.collect.Lists;
  34 import com.google.common.collect.Sets;
  35
  36 public class FSMTest {
  37
  38         private SimpleSessionListener clientListener;
  39
  40         private final SpeakerSessionListener speakerListener = new SpeakerSessionListener();
  41
  42         private SpeakerSessionMock speaker;
  43
  44         @Before
  45         public void setUp() {
  46                 this.clientListener = new SimpleSessionListener();
  47                 this.speaker = new SpeakerSessionMock(this.speakerListener, this.clientListener);
  48                 this.clientListener.addSession(this.speaker);
  49         }
  50
  51         @Test
  52         public void testAccSessionChar() throws InterruptedException {
  53                 this.speaker.startSession();
  54                 assertEquals(1, this.clientListener.getListMsg().size());
  55                 assertTrue(this.clientListener.getListMsg().get(0) instanceof BGPOpenMessage);
  56                 final List<BGPParameter> tlvs = Lists.newArrayList();
  57                 tlvs.add(new MultiprotocolCapability(new BGPTableType(BGPAddressFamily.IPv4, BGPSubsequentAddressFamily.Unicast)));
  58                 this.clientListener.sendMessage(new BGPOpenMessage(new ASNumber(30), (short) 3, null, tlvs));
  59                 assertEquals(2, this.clientListener.getListMsg().size());
  60                 assertTrue(this.clientListener.getListMsg().get(1) instanceof BGPKeepAliveMessage);
  61                 this.clientListener.sendMessage(new BGPKeepAliveMessage());
  62                 synchronized (this.speakerListener) {
  63                         while (!this.speakerListener.up)
  64                                 try {
  65                                         this.speakerListener.wait();
  66                                         fail("Exception should have occured.");
  67                                 } catch (final InterruptedException e) {
  68                                         e.printStackTrace();
  69                                 }
  70                 }
  71                 assertTrue(this.speakerListener.up);
  72                 assertEquals(this.speakerListener.types,
  73                                 Sets.newHashSet(new BGPTableType(BGPAddressFamily.IPv4, BGPSubsequentAddressFamily.Unicast)));
  74                 Thread.sleep(1 * 1000);
  75                 assertEquals(3, this.clientListener.getListMsg().size());
  76                 assertTrue(this.clientListener.getListMsg().get(2) instanceof BGPKeepAliveMessage); // test of keepalive timer
  77                 this.clientListener.sendMessage(new BGPOpenMessage(new ASNumber(30), (short) 3, null, null));
  78                 assertEquals(4, this.clientListener.getListMsg().size());
  79                 assertTrue(this.clientListener.getListMsg().get(3) instanceof BGPNotificationMessage);
  80                 final BGPMessage m = this.clientListener.getListMsg().get(3);
  81                 assertEquals(BGPError.FSM_ERROR, ((BGPNotificationMessage) m).getError());
  82         }
  83
  84         @Test
  85         public void testNotAccChars() throws InterruptedException {
  86                 this.speaker.startSession();
  87                 assertEquals(1, this.clientListener.getListMsg().size());
  88                 assertTrue(this.clientListener.getListMsg().get(0) instanceof BGPOpenMessage);
  89                 this.clientListener.sendMessage(new BGPOpenMessage(new ASNumber(30), (short) 1, null, null));
  90                 assertEquals(2, this.clientListener.getListMsg().size());
  91                 assertTrue(this.clientListener.getListMsg().get(1) instanceof BGPKeepAliveMessage);
  92                 assertFalse(this.speakerListener.up);
  93                 Thread.sleep(BGPSessionImpl.HOLD_TIMER_VALUE * 1000);
  94                 Thread.sleep(100);
  95                 final BGPMessage m = this.clientListener.getListMsg().get(this.clientListener.getListMsg().size() - 1);
  96                 assertEquals(BGPError.HOLD_TIMER_EXPIRED, ((BGPNotificationMessage) m).getError());
  97         }
  98
  99         @Test
 100         @Ignore
 101         // long duration
 102         public void testNoOpen() throws InterruptedException {
 103                 this.speaker.startSession();
 104                 assertEquals(1, this.clientListener.getListMsg().size());
 105                 assertTrue(this.clientListener.getListMsg().get(0) instanceof BGPOpenMessage);
 106                 Thread.sleep(BGPSessionImpl.HOLD_TIMER_VALUE * 1000);
 107                 Thread.sleep(100);
 108                 final BGPMessage m = this.clientListener.getListMsg().get(this.clientListener.getListMsg().size() - 1);
 109                 assertEquals(BGPError.HOLD_TIMER_EXPIRED, ((BGPNotificationMessage) m).getError());
 110         }
 111
 112         @Test
 113         public void sendNotification() {
 114                 this.speaker.startSession();
 115                 this.clientListener.sendMessage(new BGPOpenMessage(new ASNumber(30), (short) 3, null, null));
 116                 this.clientListener.sendMessage(new BGPKeepAliveMessage());
 117                 synchronized (this.speakerListener) {
 118                         while (!this.speakerListener.up)
 119                                 try {
 120                                         this.speakerListener.wait();
 121                                         fail("Exception should have occured.");
 122                                 } catch (final InterruptedException e) {
 123                                         e.printStackTrace();
 124                                 }
 125                 }
 126                 assertTrue(this.speakerListener.up);
 127                 this.clientListener.sendMessage(new BGPNotificationMessage(BGPError.CEASE));
 128                 assertFalse(this.speakerListener.up);
 129         }
 130
 131         @Test
 132         public void complementaryTests() {
 133                 assertEquals(4096, this.speaker.maximumMessageSize());
 134         }
 135
 136         @After
 137         public void tearDown() {
 138                 this.speaker.close();
 139         }
 140 }