arppacket/implementation/src/test/java/org/opendaylight/l2switch/arppacket/ArpDecoderTest.java

   1 package org.opendaylight.l2switch.arppacket;
   2
   3 import org.junit.Test;
   4 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.arp.rev140528.ArpPacket;
   5 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.arp.rev140528.KnownHardwareType;
   6 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.arp.rev140528.KnownOperation;
   7 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.ethernet.rev140528.EthernetPacketBuilder;
   8 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.ethernet.rev140528.KnownEtherType;
   9
  10 import static junit.framework.Assert.*;
  11
  12 public class ArpDecoderTest {
  13   ArpDecoder arpDecoder = new ArpDecoder();
  14
  15   @Test
  16   public void testDecode_RequestIPv4() throws Exception {
  17     byte[] payload = {
  18       0x00, 0x01, // Hardware Type -- Ethernet
  19       0x08, 0x00, // Protocol Type -- Ipv4
  20       0x06, // Hardware Length -- 6
  21       0x04, // Protcool Length -- 4
  22       0x00, 0x01, // Operator -- Request
  23       0x01, 0x23, 0x45, 0x67, (byte) 0x89, (byte) 0xab, // Src Hardware Address
  24       (byte)0xc0, (byte)0xa8, 0x00, 0x01, // Src Protocol Address
  25       (byte) 0xcd, (byte) 0xef, 0x01, 0x23, 0x45, 0x67, // Dest Hardware Address
  26       0x01, 0x02, 0x03, 0x04 // Dest Protocol Address
  27     };
  28     ArpPacket arp = (ArpPacket)arpDecoder.decode(new EthernetPacketBuilder().setEthernetPayload(payload).build());
  29     assertEquals(KnownHardwareType.Ethernet, arp.getHardwareType());
  30     assertEquals(KnownEtherType.Ipv4, arp.getProtocolType());
  31     assertEquals(6, arp.getHardwareLength().intValue());
  32     assertEquals(4, arp.getProtocolLength().intValue());
  33     assertEquals(KnownOperation.Request, arp.getOperation());
  34     assertEquals("01:23:45:67:89:ab", arp.getSourceHardwareAddress());
  35     assertEquals("192.168.0.1", arp.getSourceProtocolAddress());
  36     assertEquals("cd:ef:01:23:45:67", arp.getDestinationHardwareAddress());
  37     assertEquals("1.2.3.4", arp.getDestinationProtocolAddress());
  38   }
  39
  40   @Test
  41   public void testDecode_ReplyIPv4() throws Exception {
  42     byte[] payload = {
  43       0x00, 0x01, // Hardware Type -- Ethernet
  44       0x08, 0x00, // Protocol Type -- Ipv4
  45       0x06, // Hardware Length -- 6
  46       0x04, // Protcool Length -- 4
  47       0x00, 0x02, // Operator -- Reply
  48       0x01, 0x23, 0x45, 0x67, (byte) 0x89, (byte) 0xab, // Src Hardware Address
  49       (byte)0xc0, (byte)0xa8, 0x00, 0x01, // Src Protocol Address
  50       (byte) 0xcd, (byte) 0xef, 0x01, 0x23, 0x45, 0x67, // Dest Hardware Address
  51       0x01, 0x02, 0x03, 0x04 // Dest Protocol Address
  52     };
  53     ArpPacket arp = (ArpPacket)arpDecoder.decode(new EthernetPacketBuilder().setEthernetPayload(payload).build());
  54     assertEquals(KnownHardwareType.Ethernet, arp.getHardwareType());
  55     assertEquals(KnownEtherType.Ipv4, arp.getProtocolType());
  56     assertEquals(6, arp.getHardwareLength().intValue());
  57     assertEquals(4, arp.getProtocolLength().intValue());
  58     assertEquals(KnownOperation.Reply, arp.getOperation());
  59     assertEquals("01:23:45:67:89:ab", arp.getSourceHardwareAddress());
  60     assertEquals("192.168.0.1", arp.getSourceProtocolAddress());
  61     assertEquals("cd:ef:01:23:45:67", arp.getDestinationHardwareAddress());
  62     assertEquals("1.2.3.4", arp.getDestinationProtocolAddress());
  63   }
  64 }