opendaylight/md-sal/samples/l2switch/implementation/src/test/java/org/opendaylight/controller/sample/l2switch/md/flow/FlowWriterServiceImplTest.java

   1 /**
   2  * Copyright (c) 2014 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.controller.sample.l2switch.md.flow;
   9
  10 import static junit.framework.Assert.assertEquals;
  11 import static junit.framework.Assert.fail;
  12 import static org.mockito.Mockito.mock;
  13 import static org.mockito.Mockito.never;
  14 import static org.mockito.Mockito.times;
  15 import static org.mockito.Mockito.verify;
  16 import static org.mockito.Mockito.when;
  17
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.controller.sal.binding.api.data.DataBrokerService;
  21 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
  22 import org.opendaylight.controller.sample.l2switch.md.topology.NetworkGraphService;
  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.NodeConnectorId;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33
  34 /**
  35  */
  36 public class FlowWriterServiceImplTest {
  37     private DataBrokerService dataBrokerService;
  38     private NodeConnectorRef srcNodeConnectorRef;
  39     private NodeConnectorRef destNodeConnectorRef;
  40     private MacAddress destMacAddress;
  41     private MacAddress srcMacAddress;
  42     private DataModificationTransaction dataModificationTransaction;
  43     private NetworkGraphService networkGraphService;
  44
  45     @Before
  46     public void init() {
  47         dataBrokerService = mock(DataBrokerService.class);
  48         networkGraphService = mock(NetworkGraphService.class);
  49         //build source node connector ref
  50         InstanceIdentifier<Nodes> srcNodesInstanceIdentifier = InstanceIdentifier.create(Nodes.class);
  51         InstanceIdentifier<Node> srcNodeInstanceIdentifier = srcNodesInstanceIdentifier
  52                 .child(Node.class, new NodeKey(new NodeId("openflow:1")));
  53         InstanceIdentifier<NodeConnector> srcNodeConnectorInstanceIdentifier = srcNodeInstanceIdentifier
  54                 .child(NodeConnector.class, new NodeConnectorKey(new NodeConnectorId("openflow:1:2")));
  55         srcNodeConnectorRef = new NodeConnectorRef(srcNodeConnectorInstanceIdentifier);
  56
  57         //build dest node connector ref
  58         InstanceIdentifier<Nodes> nodesInstanceIdentifier
  59         = InstanceIdentifier.builder(Nodes.class)
  60         .build();
  61         InstanceIdentifier<Node> nodeInstanceIdentifier =
  62                 nodesInstanceIdentifier.child(Node.class, new NodeKey(new NodeId("openflow:2")));
  63         InstanceIdentifier<NodeConnector> nodeConnectorInstanceIdentifier =
  64                 nodeInstanceIdentifier.child(NodeConnector.class, new NodeConnectorKey(new NodeConnectorId("openflow:2:2")));
  65         destNodeConnectorRef = new NodeConnectorRef(nodeConnectorInstanceIdentifier);
  66         destMacAddress = new MacAddress("00:0a:95:9d:68:16");
  67         srcMacAddress = new MacAddress("00:0a:95:8c:97:24");
  68         dataModificationTransaction = mock(DataModificationTransaction.class);
  69         when(dataBrokerService.beginTransaction()).thenReturn(dataModificationTransaction);
  70     }
  71
  72     @Test
  73     public void testFlowWriterServiceImpl_NPEWhenDataBrokerServiceIsNull() throws Exception {
  74         try {
  75             new FlowWriterServiceImpl(null, networkGraphService);
  76             fail("Expected null pointer exception.");
  77         } catch(NullPointerException npe) {
  78             assertEquals("dataBrokerService should not be null.", npe.getMessage());
  79         }
  80     }
  81
  82     @Test
  83     public void testAddMacToMacFlow_NPEWhenNullSourceMacDestMacAndNodeConnectorRef() throws Exception {
  84         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
  85         try {
  86             flowWriterService.addMacToMacFlow(null, null, null);
  87             fail("Expected null pointer exception.");
  88         } catch(NullPointerException npe) {
  89             assertEquals("Destination mac address should not be null.", npe.getMessage());
  90         }
  91     }
  92
  93     @Test
  94     public void testAddMacToMacFlow_NPEWhenSourceMacNullMac() throws Exception {
  95         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
  96         try {
  97             flowWriterService.addMacToMacFlow(null, null, destNodeConnectorRef);
  98             fail("Expected null pointer exception.");
  99         } catch(NullPointerException npe) {
 100             assertEquals("Destination mac address should not be null.", npe.getMessage());
 101         }
 102     }
 103
 104     @Test
 105     public void testAddMacToMacFlow_NPEWhenNullSourceMacNodeConnectorRef() throws Exception {
 106         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
 107         try {
 108             flowWriterService.addMacToMacFlow(null, destMacAddress, null);
 109             fail("Expected null pointer exception.");
 110         } catch(NullPointerException npe) {
 111             assertEquals("Destination port should not be null.", npe.getMessage());
 112         }
 113     }
 114
 115     @Test
 116     public void testAddMacToMacFlow_WhenNullSourceMac() throws Exception {
 117         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
 118         flowWriterService.addMacToMacFlow(null, destMacAddress, destNodeConnectorRef);
 119         verify(dataBrokerService, times(1)).beginTransaction();
 120         verify(dataModificationTransaction, times(1)).commit();
 121     }
 122
 123     @Test
 124     public void testAddMacToMacFlow_WhenSrcAndDestMacAreSame() throws Exception {
 125         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
 126         flowWriterService.addMacToMacFlow(new MacAddress(destMacAddress.getValue()), destMacAddress, destNodeConnectorRef);
 127         verify(dataBrokerService, never()).beginTransaction();
 128         verify(dataModificationTransaction, never()).commit();
 129
 130     }
 131
 132     @Test
 133     public void testAddMacToMacFlow_SunnyDay() throws Exception {
 134         FlowWriterService flowWriterService = new FlowWriterServiceImpl(dataBrokerService, networkGraphService);
 135         flowWriterService.addMacToMacFlow(srcMacAddress, destMacAddress, destNodeConnectorRef);
 136         verify(dataBrokerService, times(1)).beginTransaction();
 137         verify(dataModificationTransaction, times(1)).commit();
 138     }
 139
 140 }