renderers/ofoverlay/src/test/java/org/opendaylight/groupbasedpolicy/renderer/ofoverlay/arp/ArpSenderTest.java

   1 /*
   2  * Copyright (c) 2015 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
   9 package org.opendaylight.groupbasedpolicy.renderer.ofoverlay.arp;
  10
  11 import java.util.concurrent.Future;
  12
  13 import org.junit.Assert;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16 import org.mockito.ArgumentCaptor;
  17 import org.mockito.Matchers;
  18 import org.mockito.Mockito;
  19 import org.opendaylight.controller.liblldp.Ethernet;
  20 import org.opendaylight.controller.liblldp.Packet;
  21 import org.opendaylight.controller.liblldp.PacketException;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInput;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.common.RpcResult;
  32
  33 import com.google.common.util.concurrent.Futures;
  34
  35 public class ArpSenderTest {
  36
  37     private PacketProcessingService packetService;
  38
  39     @Before
  40     public void init() {
  41         packetService = Mockito.mock(PacketProcessingService.class);
  42         Future<RpcResult<Void>> future = Futures.immediateCheckedFuture(null);
  43         Mockito.when(packetService.transmitPacket(Matchers.any(TransmitPacketInput.class))).thenReturn(future);
  44     }
  45
  46     @Test
  47     public void floodArpTest() throws PacketException {
  48         ArpSender arpSender = new ArpSender(packetService);
  49         MacAddress senderMac = new MacAddress("00:00:00:00:00:01");
  50         Ipv4Address senderAddress = new Ipv4Address("192.168.0.1");
  51         Ipv4Address targetAddress = new Ipv4Address("192.168.0.2");
  52         InstanceIdentifier<Node> nodeIid =
  53                 InstanceIdentifier.builder(Nodes.class).child(Node.class, new NodeKey(new NodeId("node1"))).build();
  54         ArpMessageAddress arpAddress = new ArpMessageAddress(senderMac, senderAddress);
  55
  56         arpSender.floodArp(arpAddress, targetAddress, nodeIid);
  57         ArgumentCaptor<TransmitPacketInput> argument = ArgumentCaptor.forClass(TransmitPacketInput.class);
  58         Mockito.verify(packetService).transmitPacket(argument.capture());
  59
  60         Assert.assertEquals(nodeIid, argument.getValue().getNode().getValue());
  61         Packet ethernet = new Ethernet().deserialize(argument.getValue().getPayload(), 0,
  62                 argument.getValue().getPayload().length);
  63         Packet potentialArp = ethernet.getPayload();
  64         Assert.assertTrue(potentialArp instanceof Arp);
  65         Arp arp = (Arp) potentialArp;
  66         Assert.assertArrayEquals(ArpUtils.ipToBytes(senderAddress), arp.getSenderProtocolAddress());
  67         Assert.assertArrayEquals(ArpUtils.ipToBytes(targetAddress), arp.getTargetProtocolAddress());
  68         Assert.assertArrayEquals(ArpUtils.macToBytes(senderMac), arp.getSenderHardwareAddress());
  69     }
  70 }