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.Before;
  14 import org.junit.Test;
  15 import org.junit.runner.RunWith;
  16 import org.mockito.runners.MockitoJUnitRunner;
  17 import org.opendaylight.openflowplugin.api.OFConstants;
  18 import org.opendaylight.openflowplugin.openflow.md.util.OpenflowPortsUtil;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PacketInReason;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPort;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPortCaseBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.in.port._case.InPortBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketIn;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessageBuilder;
  31
  32 /**
  33  * Created by Tomas Slusny on 24.3.2016.
  34  */
  35 @RunWith(MockitoJUnitRunner.class)
  36 public class NodeConnectorRefToPortTranslatorTest extends TestCase {
  37
  38     static final String PACKET_DATA = "Test_Data";
  39     static final Long PORT_NO = 5l;
  40     static final Long SECOND_PORT_NO = 6l;
  41     static final BigInteger DATA_PATH_ID = BigInteger.TEN;
  42     static final short OF_VERSION = OFConstants.OFP_VERSION_1_3;
  43     static final String ID_VALUE = "openflow:" + DATA_PATH_ID;
  44     static final Long TABLE_ID = 42L;
  45
  46     private static PacketIn createPacketIn(long portNo) {
  47         InPortBuilder inPortBuilder = new InPortBuilder()
  48                 .setPortNumber(new PortNumber(portNo));
  49
  50         InPortCaseBuilder caseBuilder = new InPortCaseBuilder()
  51                 .setInPort(inPortBuilder.build());
  52
  53         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder()
  54                 .setOxmClass(OpenflowBasicClass.class)
  55                 .setOxmMatchField(InPort.class)
  56                 .setHasMask(false)
  57                 .setMatchEntryValue(caseBuilder.build());
  58
  59         MatchBuilder matchBuilder = new MatchBuilder()
  60                 .setMatchEntry(Lists.newArrayList(matchEntryBuilder.build()));
  61
  62         return new PacketInMessageBuilder()
  63                 .setVersion(OFConstants.OFP_VERSION_1_0)
  64                 .setData(PACKET_DATA.getBytes())
  65                 .setReason(PacketInReason.OFPRACTION)
  66                 .setMatch(matchBuilder.build())
  67                 .setVersion(OFConstants.OFP_VERSION_1_3)
  68                 .setCookie(BigInteger.ZERO)
  69                 .setTableId(new TableId(TABLE_ID))
  70                 .build();
  71     }
  72
  73     @Before
  74     public void setUp() throws Exception {
  75         // Initialize the OpenFlow version/port map
  76         OpenflowPortsUtil.init();
  77     }
  78
  79     @Test(expected = NullPointerException.class)
  80     public void testForNotNullablePacketInInGetPortNo() throws Exception {
  81         NodeConnectorRefToPortTranslator.getPortNoFromPacketIn(null);
  82     }
  83
  84     @Test(expected = NullPointerException.class)
  85     public void testForNotNullablePacketInInToNodeConnectorRef() throws Exception {
  86         NodeConnectorRefToPortTranslator.toNodeConnectorRef(null, DATA_PATH_ID);
  87     }
  88
  89     @Test(expected = NullPointerException.class)
  90     public void testForNotNullableNodeConnectorRefInFromNodeConnectorRef() throws Exception {
  91         NodeConnectorRefToPortTranslator.fromNodeConnectorRef(null, OF_VERSION);
  92     }
  93
  94     @Test
  95     public void testGetPortNoFromPacketIn() throws Exception {
  96         PacketIn packetIn = createPacketIn(PORT_NO);
  97         Long portNo = NodeConnectorRefToPortTranslator.getPortNoFromPacketIn(packetIn);
  98         assertEquals(portNo, PORT_NO);
  99     }
 100
 101     @Test
 102     public void testNodeConnectorConversion() throws Exception {
 103         // Mock the packet in message
 104         PacketIn packetIn = createPacketIn(PORT_NO);
 105
 106         // Convert PacketIn to NodeConnectorRef
 107         NodeConnectorRef ref = NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, DATA_PATH_ID);
 108
 109         // Get port number from created NodeConnectorRef
 110         Long refPort = NodeConnectorRefToPortTranslator.fromNodeConnectorRef(ref, OF_VERSION);
 111
 112         // Check if we got the correct port number
 113         assertEquals(PORT_NO, refPort);
 114
 115         // Check if 2 NodeConnectorRef created from same PacketIn have same value
 116         assertEquals(ref, NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, DATA_PATH_ID));
 117
 118         // Check if 2 NodeConnectorRef created from same PacketIn but different datapaths do not have same value
 119         assertNotSame(ref, NodeConnectorRefToPortTranslator.toNodeConnectorRef(packetIn, BigInteger.ONE));
 120     }
 121 }