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