opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/databroker/ClientBackedDataStoreTest.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.cluster.databroker;
   9
  10 import java.lang.reflect.Field;
  11 import org.junit.Assert;
  12 import org.junit.Before;
  13 import org.junit.Test;
  14 import org.mockito.Mock;
  15 import org.mockito.Mockito;
  16 import org.mockito.MockitoAnnotations;
  17 import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
  18 import org.opendaylight.controller.cluster.access.concepts.FrontendIdentifier;
  19 import org.opendaylight.controller.cluster.access.concepts.FrontendType;
  20 import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
  21 import org.opendaylight.controller.cluster.access.concepts.MemberName;
  22 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
  23 import org.opendaylight.controller.cluster.databroker.actors.dds.AbstractClientHandle;
  24 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientLocalHistory;
  25 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientSnapshot;
  26 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientTransaction;
  27 import org.opendaylight.controller.cluster.databroker.actors.dds.DataStoreClient;
  28 import org.opendaylight.controller.cluster.datastore.DatastoreContext;
  29 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
  30 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  31 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
  32 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
  33 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
  34 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
  35 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  36
  37 public class ClientBackedDataStoreTest {
  38
  39     private static final ClientIdentifier UNKNOWN_ID = ClientIdentifier.create(
  40             FrontendIdentifier.create(MemberName.forName("local"), FrontendType.forName("unknown")), 0);
  41
  42     private static FrontendIdentifier FRONTEND_IDENTIFIER = FrontendIdentifier.create(
  43             MemberName.forName("member"), FrontendType.forName("frontend"));
  44     private static final ClientIdentifier CLIENT_IDENTIFIER = ClientIdentifier.create(FRONTEND_IDENTIFIER, 0);
  45
  46     private static LocalHistoryIdentifier HISTORY_ID = new LocalHistoryIdentifier(CLIENT_IDENTIFIER, 0);
  47     private static final TransactionIdentifier TRANSACTION_IDENTIFIER = new TransactionIdentifier(HISTORY_ID, 0);
  48
  49     @Mock
  50     private DataStoreClient clientActor;
  51
  52     @Mock
  53     private ActorContext actorContext;
  54
  55     @Mock
  56     private ClientLocalHistory clientLocalHistory;
  57
  58     @Mock
  59     private ClientTransaction clientTransaction;
  60
  61     @Mock
  62     private ClientSnapshot clientSnapshot;
  63
  64     @Before
  65     public void setUp() throws Exception {
  66         MockitoAnnotations.initMocks(this);
  67
  68         final SchemaContext schemaContext = TestModel.createTestContext();
  69
  70         Mockito.when(actorContext.getSchemaContext()).thenReturn(schemaContext);
  71         Mockito.when(actorContext.getDatastoreContext()).thenReturn(DatastoreContext.newBuilder().build());
  72
  73         final Field transactionIdField = AbstractClientHandle.class.getDeclaredField("transactionId");
  74         transactionIdField.setAccessible(true);
  75
  76         // set transaction ids to mocked objects
  77         transactionIdField.set(clientTransaction, TRANSACTION_IDENTIFIER);
  78         transactionIdField.set(clientSnapshot, TRANSACTION_IDENTIFIER);
  79
  80         Mockito.when(clientActor.getIdentifier()).thenReturn(CLIENT_IDENTIFIER);
  81         Mockito.when(clientActor.createTransaction()).thenReturn(clientTransaction);
  82         Mockito.when(clientActor.createLocalHistory()).thenReturn(clientLocalHistory);
  83         Mockito.when(clientActor.createSnapshot()).thenReturn(clientSnapshot);
  84     }
  85
  86     @Test
  87     public void testCreateTransactionChain() throws Exception {
  88         try (final ClientBackedDataStore clientBackedDataStore = new ClientBackedDataStore(
  89                 actorContext, UNKNOWN_ID, clientActor)) {
  90             final DOMStoreTransactionChain txChain = clientBackedDataStore.createTransactionChain();
  91             Assert.assertNotNull(txChain);
  92             Mockito.verify(clientActor, Mockito.times(1)).createLocalHistory();
  93         }
  94     }
  95
  96     @Test
  97     public void testNewReadOnlyTransaction() throws Exception {
  98         try (final ClientBackedDataStore clientBackedDataStore = new ClientBackedDataStore(
  99                 actorContext, UNKNOWN_ID, clientActor)) {
 100             final DOMStoreReadTransaction tx = clientBackedDataStore.newReadOnlyTransaction();
 101             Assert.assertNotNull(tx);
 102             Mockito.verify(clientActor, Mockito.times(1)).createSnapshot();
 103         }
 104     }
 105
 106     @Test
 107     public void testNewWriteOnlyTransaction() throws Exception {
 108         try (final ClientBackedDataStore clientBackedDataStore = new ClientBackedDataStore(
 109                 actorContext, UNKNOWN_ID, clientActor)) {
 110             final DOMStoreWriteTransaction tx = clientBackedDataStore.newWriteOnlyTransaction();
 111             Assert.assertNotNull(tx);
 112             Mockito.verify(clientActor, Mockito.times(1)).createTransaction();
 113         }
 114     }
 115
 116     @Test
 117     public void testNewReadWriteTransaction() throws Exception {
 118         try (final ClientBackedDataStore clientBackedDataStore = new ClientBackedDataStore(
 119                 actorContext, UNKNOWN_ID, clientActor)) {
 120             final DOMStoreReadWriteTransaction tx = clientBackedDataStore.newReadWriteTransaction();
 121             Assert.assertNotNull(tx);
 122             Mockito.verify(clientActor, Mockito.times(1)).createTransaction();
 123         }
 124     }
 125 }