openflowplugin-impl/src/test/java/org/opendaylight/openflowplugin/impl/util/NodeConnectorRefToPortTranslatorTest.java

   1 /*
   2  * Copyright (c) 2016 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.openflowplugin.impl.util;
   9
  10 import com.google.common.collect.Lists;
  11 import java.math.BigInteger;
  12 import junit.framework.TestCase;
  13 import org.junit.Test;
  14 import org.junit.runner.RunWith;
  15 import org.mockito.runners.MockitoJUnitRunner;
  16 import org.opendaylight.openflowplugin.api.OFConstants;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PacketInReason;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPort;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPortCaseBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.in.port._case.InPortBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketIn;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessageBuilder;
  29
  30 /**
  31  * Created by Tomas Slusny on 24.3.2016.
  32  */
  33 @RunWith(MockitoJUnitRunner.class)
  34 public class NodeConnectorRefToPortTranslatorTest extends TestCase {
  35
  36     static final String PACKET_DATA = "Test_Data";
  37     static final Long PORT_NO = 5l;
  38     static final Long SECOND_PORT_NO = 6l;
  39     static final BigInteger DATA_PATH_ID = BigInteger.TEN;
  40     static final short OF_VERSION = OFConstants.OFP_VERSION_1_3;
  41     static final String ID_VALUE = "openflow:" + DATA_PATH_ID;
  42     static final Long TABLE_ID = 42L;
  43
  44     private static PacketIn createPacketIn(long portNo) {
  45         InPortBuilder inPortBuilder = new InPortBuilder()
  46                 .setPortNumber(new PortNumber(portNo));
  47
  48         InPortCaseBuilder caseBuilder = new InPortCaseBuilder()
  49                 .setInPort(inPortBuilder.build());
  50
  51         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder()
  52                 .setOxmClass(OpenflowBasicClass.class)
  53                 .setOxmMatchField(InPort.class)
  54                 .setHasMask(false)
  55                 .setMatchEntryValue(caseBuilder.build());
  56
  57         MatchBuilder matchBuilder = new MatchBuilder()
  58                 .setMatchEntry(Lists.newArrayList(matchEntryBuilder.build()));
  59
  60         return new PacketInMessageBuilder()
  61                 .setVersion(OFConstants.OFP_VERSION_1_0)
  62                 .setData(PACKET_DATA.getBytes())
  63                 .setReason(PacketInReason.OFPRACTION)
  64                 .setMatch(matchBuilder.build())
  65                 .setVersion(OFConstants.OFP_VERSION_1_3)
  66                 .setCookie(BigInteger.ZERO)
  67                 .setTableId(new TableId(TABLE_ID))
  68                 .build();
  69     }
  70
  71     @Test(expected = NullPointerException.class)
  72     public void testForNotNullablePacketInInGetPortNo() throws Exception {
  73         NodeConnectorRefToPortTranslator.getPortNoFromPacketIn(null);
  74     }
  75
  76     @Test(expected = NullPointerException.class)
  77     public void testForNotNullablePacketInInToNodeConnectorRef() throws Exception {
  78         NodeConnectorRefToPortTranslator.toNodeConnectorRef(null, DATA_PATH_ID);
  79     }
  80
  81     @Test(expected = NullPointerException.class)
  82     public void testForNotNullableNodeConnectorRefInFromNodeConnectorRef() throws Exception {
  83         NodeConnectorRefToPortTranslator.fromNodeConnectorRef(null, OF_VERSION);
  84     }
  85
  86     @Test
  87     public void testGetPortNoFromPacketIn() throws Exception {
  88         PacketIn packetIn = createPacketIn(PORT_NO);
  89         Long portNo = NodeConnectorRefToPortTranslator.getPortNoFromPacketIn(packetIn);
  90         assertEquals(portNo, PORT_NO);
  91     }
  92
  93     @Test
  94     public void testNodeConnectorConversion() throws Exception {
  95         // Mock the packet in message
  96         PacketIn packetIn = createPacketIn(PORT_NO);
  97
  98         // Convert PacketIn to NodeConnectorRef
  99         NodeConnectorRef ref = NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, DATA_PATH_ID);
 100
 101         // Get port number from created NodeConnectorRef
 102         Long refPort = NodeConnectorRefToPortTranslator.fromNodeConnectorRef(ref, OF_VERSION);
 103
 104         // Check if we got the correct port number
 105         assertEquals(PORT_NO, refPort);
 106
 107         // Check if 2 NodeConnectorRef created from same PacketIn have same value
 108         assertEquals(ref, NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, DATA_PATH_ID));
 109
 110         // Check if 2 NodeConnectorRef created from same PacketIn but different datapaths do not have same value
 111         assertNotSame(ref, NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, BigInteger.ONE));
 112     }
 113 }