opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/databroker/actors/dds/ClientTransactionTest.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.actors.dds;
   9
  10 import static org.mockito.Mockito.verify;
  11 import static org.mockito.Mockito.when;
  12 import static org.opendaylight.controller.cluster.databroker.actors.dds.TestUtils.TRANSACTION_ID;
  13 import static org.opendaylight.controller.cluster.databroker.actors.dds.TestUtils.assertFutureEquals;
  14 import static org.opendaylight.controller.cluster.databroker.actors.dds.TestUtils.assertOperationThrowsException;
  15 import static org.opendaylight.controller.cluster.databroker.actors.dds.TestUtils.getWithTimeout;
  16
  17 import com.google.common.base.Optional;
  18 import com.google.common.util.concurrent.CheckedFuture;
  19 import com.google.common.util.concurrent.ListenableFuture;
  20 import org.junit.Assert;
  21 import org.junit.Before;
  22 import org.junit.Test;
  23 import org.mockito.Mock;
  24 import org.opendaylight.controller.cluster.access.commands.CommitLocalTransactionRequest;
  25 import org.opendaylight.controller.cluster.access.commands.TransactionCommitSuccess;
  26 import org.opendaylight.mdsal.common.api.ReadFailedException;
  27 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteCursor;
  28 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
  29 import org.opendaylight.yangtools.yang.common.QName;
  30 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  32 import org.opendaylight.yangtools.yang.data.api.schema.tree.CursorAwareDataTreeModification;
  33 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  34
  35 public class ClientTransactionTest extends AbstractClientHandleTest<ClientTransaction> {
  36
  37     private static final YangInstanceIdentifier PATH = YangInstanceIdentifier.builder()
  38             .node(QName.create("ns-1", "node-1"))
  39             .build();
  40     private static final NormalizedNode<?, ?> DATA = Builders.containerBuilder()
  41             .withNodeIdentifier(YangInstanceIdentifier.NodeIdentifier.create(PATH.getLastPathArgument().getNodeType()))
  42             .build();
  43
  44     @Mock
  45     private CursorAwareDataTreeModification modification;
  46
  47     @Override
  48     @Before
  49     public void setUp() throws Exception {
  50         super.setUp();
  51         when(getDataTreeSnapshot().newModification()).thenReturn(modification);
  52         when(modification.readNode(PATH)).thenReturn(java.util.Optional.of(DATA));
  53     }
  54
  55     @Override
  56     protected ClientTransaction createHandle(final AbstractClientHistory parent) {
  57         return parent.createTransaction();
  58     }
  59
  60     @Override
  61     protected void doHandleOperation(final ClientTransaction transaction) {
  62         transaction.read(PATH);
  63     }
  64
  65     @Test
  66     public void testOpenCloseCursor() throws Exception {
  67         final DOMDataTreeWriteCursor cursor = getHandle().openCursor();
  68         getHandle().closeCursor(cursor);
  69         getHandle().openCursor().delete(PATH.getLastPathArgument());
  70         verify(modification).delete(PATH);
  71     }
  72
  73     @Test
  74     public void testOpenSecondCursor() throws Exception {
  75         getHandle().openCursor();
  76         assertOperationThrowsException(getHandle()::openCursor, IllegalStateException.class);
  77     }
  78
  79     @Test
  80     public void testExists() throws Exception {
  81         final CheckedFuture<Boolean, ReadFailedException> exists = getHandle().exists(PATH);
  82         verify(modification).readNode(PATH);
  83         Assert.assertTrue(getWithTimeout(exists));
  84     }
  85
  86     @Test
  87     public void testRead() throws Exception {
  88         final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> resultFuture = getHandle().read(PATH);
  89         verify(modification).readNode(PATH);
  90         final Optional<NormalizedNode<?, ?>> result = getWithTimeout(resultFuture);
  91         Assert.assertTrue(result.isPresent());
  92         Assert.assertEquals(DATA, result.get());
  93     }
  94
  95     @Test
  96     public void testDelete() throws Exception {
  97         getHandle().delete(PATH);
  98         verify(modification).delete(PATH);
  99     }
 100
 101     @Test
 102     public void testMerge() throws Exception {
 103         getHandle().merge(PATH, DATA);
 104         verify(modification).merge(PATH, DATA);
 105     }
 106
 107     @Test
 108     public void testWrite() throws Exception {
 109         getHandle().write(PATH, DATA);
 110         verify(modification).write(PATH, DATA);
 111     }
 112
 113     @Test
 114     public void testReadyEmpty() throws Exception {
 115         final DOMStoreThreePhaseCommitCohort cohort = getHandle().ready();
 116         assertFutureEquals(true, cohort.canCommit());
 117         assertFutureEquals(null, cohort.preCommit());
 118         assertFutureEquals(null, cohort.commit());
 119     }
 120
 121     @Test
 122     public void testReady() throws Exception {
 123         getHandle().write(PATH, DATA);
 124         final DOMStoreThreePhaseCommitCohort cohort = getHandle().ready();
 125         final TransactionCommitSuccess response = new TransactionCommitSuccess(TRANSACTION_ID, 0L);
 126         final ListenableFuture<Boolean> actual = cohort.canCommit();
 127         final CommitLocalTransactionRequest request =
 128                 backendRespondToRequest(CommitLocalTransactionRequest.class, response);
 129         Assert.assertEquals(modification, request.getModification());
 130         assertFutureEquals(true, actual);
 131         assertFutureEquals(null, cohort.preCommit());
 132         assertFutureEquals(null, cohort.commit());
 133     }
 134
 135     @Test
 136     public void testReadyNoFurtherOperationsAllowed() throws Exception {
 137         getHandle().ready();
 138         checkClosed();
 139     }
 140
 141 }