openflowplugin-impl/src/test/java/org/opendaylight/openflowplugin/impl/device/DeviceContextImplTest.java

   1 package org.opendaylight.openflowplugin.impl.device;
   2
   3 import static org.junit.Assert.assertEquals;
   4 import static org.junit.Assert.fail;
   5 import com.google.common.util.concurrent.SettableFuture;
   6 import java.util.Collections;
   7 import java.util.concurrent.ExecutionException;
   8 import java.util.concurrent.TimeUnit;
   9 import java.util.concurrent.TimeoutException;
  10 import org.junit.Assert;
  11 import org.junit.Before;
  12 import org.junit.Test;
  13 import org.junit.runner.RunWith;
  14 import org.mockito.Mock;
  15 import org.mockito.Mockito;
  16 import org.mockito.runners.MockitoJUnitRunner;
  17 import org.opendaylight.controller.md.sal.binding.api.BindingTransactionChain;
  18 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  19 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  20 import org.opendaylight.controller.md.sal.binding.api.ReadTransaction;
  21 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  22 import org.opendaylight.openflowplugin.api.OFConstants;
  23 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  24 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
  25 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  26 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  27 import org.opendaylight.openflowplugin.api.openflow.device.XidGenerator;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncOutput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncOutputBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncReply;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.async.body.grouping.FlowRemovedMask;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.async.body.grouping.PacketInMask;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.async.body.grouping.PortStatusMask;
  34 import org.opendaylight.yangtools.yang.common.RpcResult;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 @RunWith(MockitoJUnitRunner.class)
  39 public class DeviceContextImplTest {
  40     private static final Logger LOG = LoggerFactory
  41             .getLogger(DeviceContextImplTest.class);
  42     XidGenerator xidGen;
  43     DeviceContextImpl deviceContext;
  44     @Mock
  45     RequestContext<GetAsyncReply> requestContext;
  46     @Mock
  47     ConnectionContext connectionContext;
  48     @Mock
  49     DeviceState deviceState;
  50     @Mock
  51     DataBroker dataBroker;
  52     @Mock
  53     WriteTransaction wTx;
  54     @Mock
  55     ReadOnlyTransaction rTx;
  56     @Mock
  57     BindingTransactionChain txChainFactory;
  58
  59     @Before
  60     public void setUp() {
  61         Mockito.when(txChainFactory.newWriteOnlyTransaction()).thenReturn(wTx);
  62         Mockito.when(dataBroker.createTransactionChain(Mockito.any(DeviceContextImpl.class))).thenReturn(txChainFactory);
  63         Mockito.when(dataBroker.newReadOnlyTransaction()).thenReturn(rTx);
  64         deviceContext = new DeviceContextImpl(connectionContext, deviceState, dataBroker);
  65         xidGen = new XidGenerator();
  66         final SettableFuture<RpcResult<GetAsyncReply>> settableFuture = SettableFuture.create();
  67         Mockito.when(requestContext.getFuture()).thenReturn(settableFuture);
  68         deviceContext.hookRequestCtx(deviceContext.getNextXid(), requestContext);
  69     }
  70
  71     @Test(expected=NullPointerException.class)
  72     public void testDeviceContextImplConstructorNullConnectionContext() {
  73         new DeviceContextImpl(null, deviceState, dataBroker);
  74     }
  75
  76     @Test(expected=NullPointerException.class)
  77     public void testDeviceContextImplConstructorNullDataBroker() {
  78         new DeviceContextImpl(connectionContext, deviceState, null);
  79     }
  80
  81     @Test(expected=NullPointerException.class)
  82     public void testDeviceContextImplConstructorNullDeviceState() {
  83         new DeviceContextImpl(connectionContext, null, dataBroker);
  84     }
  85
  86     @Test
  87     public void testGetDeviceState() {
  88         final DeviceState deviceSt = deviceContext.getDeviceState();
  89         Assert.assertNotNull(deviceSt);
  90         Assert.assertEquals(deviceState, deviceSt);
  91     }
  92
  93     @Test
  94     public void testGetReadTransaction() {
  95         final ReadTransaction readTx = deviceContext.getReadTransaction();
  96         Assert.assertNotNull(readTx);
  97         Assert.assertEquals(rTx, readTx);
  98     }
  99
 100     @Test
 101     public void testGetWriteTransaction() {
 102         final WriteTransaction writeTx = deviceContext.getWriteTransaction();
 103         Assert.assertNotNull(writeTx);
 104         Assert.assertEquals(wTx, writeTx);
 105     }
 106
 107     @Test
 108     public void testProcessReply() {
 109         final Xid xid = xidGen.generate();
 110         final GetAsyncOutput asyncOutput = createAsyncOutput(xid);
 111         LOG.info("Hooking RequestContext");
 112         deviceContext.hookRequestCtx(xid, requestContext);
 113         Assert.assertEquals(requestContext, deviceContext.getRequests().get(xid));
 114
 115         Assert.assertFalse(requestContext.getFuture().isDone());
 116         LOG.info("Sending reply from device");
 117         deviceContext.processReply(xid, asyncOutput);
 118         Assert.assertTrue(requestContext.getFuture().isDone());
 119
 120         LOG.info("Checking RequestContext.future");
 121         try {
 122             final Object object = requestContext.getFuture().get(1L, TimeUnit.SECONDS);
 123             final GetAsyncOutput getAsyncOutput = (GetAsyncOutput) object;
 124             assertEquals(asyncOutput.getVersion(), getAsyncOutput.getVersion());
 125         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 126             LOG.error("Test failed when checking RequestContext.future", e);
 127             fail("fail");
 128         }
 129     }
 130
 131     private GetAsyncOutput createAsyncOutput(final Xid xid) {
 132         final GetAsyncOutputBuilder asyncOutputBuilder = new GetAsyncOutputBuilder();
 133         asyncOutputBuilder.setFlowRemovedMask(Collections.<FlowRemovedMask> emptyList());
 134         asyncOutputBuilder.setPacketInMask(Collections.<PacketInMask> emptyList());
 135         asyncOutputBuilder.setPortStatusMask(Collections.<PortStatusMask> emptyList());
 136         asyncOutputBuilder.setVersion(OFConstants.OFP_VERSION_1_3);
 137         asyncOutputBuilder.setXid(xid.getValue());
 138         return asyncOutputBuilder.build();
 139     }
 140
 141 }