opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/databroker/ClientBackedTransactionChainTest.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 org.junit.Assert;
  11 import org.junit.Before;
  12 import org.junit.Test;
  13 import org.mockito.Mock;
  14 import org.mockito.Mockito;
  15 import org.mockito.MockitoAnnotations;
  16 import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
  17 import org.opendaylight.controller.cluster.access.concepts.FrontendIdentifier;
  18 import org.opendaylight.controller.cluster.access.concepts.FrontendType;
  19 import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
  20 import org.opendaylight.controller.cluster.access.concepts.MemberName;
  21 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
  22 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientLocalHistory;
  23 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientSnapshot;
  24 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientTransaction;
  25
  26 public class ClientBackedTransactionChainTest {
  27     private ClientBackedTransactionChain chain;
  28
  29     @Mock
  30     private ClientLocalHistory history;
  31     @Mock
  32     private ClientSnapshot snapshot;
  33     @Mock
  34     private ClientTransaction transaction;
  35
  36     @Before
  37     public void setUp() {
  38         MockitoAnnotations.initMocks(this);
  39
  40         final FrontendIdentifier frontendId = FrontendIdentifier.create(
  41                 MemberName.forName("member"), FrontendType.forName("frontend"));
  42         final ClientIdentifier clientId = ClientIdentifier.create(frontendId, 0);
  43         final LocalHistoryIdentifier historyId = new LocalHistoryIdentifier(clientId, 0);
  44         final TransactionIdentifier transactionId = new TransactionIdentifier(historyId, 0);
  45
  46         Mockito.when(history.getIdentifier()).thenReturn(historyId);
  47         Mockito.when(transaction.getIdentifier()).thenReturn(transactionId);
  48         Mockito.when(snapshot.getIdentifier()).thenReturn(transactionId);
  49         Mockito.when(history.takeSnapshot()).thenReturn(snapshot);
  50         Mockito.when(history.createTransaction()).thenReturn(transaction);
  51
  52         chain = new ClientBackedTransactionChain(history, false);
  53     }
  54
  55     @Test
  56     public void testNewReadOnlyTransaction() {
  57         Assert.assertNotNull(chain.newReadOnlyTransaction());
  58         Mockito.verify(history).takeSnapshot();
  59     }
  60
  61     @Test
  62     public void testNewReadWriteTransaction() {
  63         Assert.assertNotNull(chain.newReadWriteTransaction());
  64         Mockito.verify(history).createTransaction();
  65     }
  66
  67     @Test
  68     public void testNewWriteOnlyTransaction() {
  69         Assert.assertNotNull(chain.newWriteOnlyTransaction());
  70         Mockito.verify(history).createTransaction();
  71     }
  72
  73     @Test
  74     public void testClose() {
  75         chain.newReadOnlyTransaction();
  76         chain.close();
  77         Mockito.verify(snapshot).abort();
  78         Mockito.verify(history).close();
  79     }
  80
  81     @Test
  82     public void testSnapshotClosed() {
  83         chain.snapshotClosed(snapshot);
  84         // snap is removed, so cannot be aborted
  85         chain.close();
  86         Mockito.verify(snapshot, Mockito.never()).abort();
  87         Mockito.verify(history).close();
  88     }
  89 }