dom/mdsal-dom-broker/src/test/java/org/opendaylight/mdsal/dom/broker/ShardedDOMReadTransactionAdapterTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. 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
   9 package org.opendaylight.mdsal.dom.broker;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertTrue;
  13
  14 import com.google.common.base.Optional;
  15 import com.google.common.collect.ClassToInstanceMap;
  16 import com.google.common.collect.ImmutableClassToInstanceMap;
  17 import com.google.common.collect.Maps;
  18 import com.google.common.util.concurrent.ListenableFuture;
  19 import java.util.Collection;
  20 import java.util.Collections;
  21 import java.util.Map;
  22 import javax.annotation.Nonnull;
  23 import org.junit.After;
  24 import org.junit.Before;
  25 import org.junit.Test;
  26 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  27 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  28 import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
  29 import org.opendaylight.mdsal.dom.api.DOMDataTreeLoopException;
  30 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducer;
  31 import org.opendaylight.mdsal.dom.api.DOMDataTreeService;
  32 import org.opendaylight.mdsal.dom.api.DOMDataTreeServiceExtension;
  33 import org.opendaylight.mdsal.dom.broker.util.TestModel;
  34 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  35 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
  37
  38 public class ShardedDOMReadTransactionAdapterTest {
  39
  40     private ShardedDOMReadTransactionAdapter readTx;
  41
  42     @Before
  43     public void setUp() {
  44         readTx = new ShardedDOMReadTransactionAdapter("TEST-TX", new TestTreeService());
  45     }
  46
  47     @Test
  48     public void testGetIdentifier() {
  49         assertEquals("TEST-TX", readTx.getIdentifier());
  50     }
  51
  52     @Test
  53     public void testRead() throws Exception {
  54         final ListenableFuture<Optional<NormalizedNode<?, ?>>> readResult =
  55                 readTx.read(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH);
  56         assertTrue(readTx.exists(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH).get());
  57         assertEquals(readResult.get().get(), TestUtils.TEST_CONTAINER);
  58     }
  59
  60     @After
  61     public void close() throws Exception {
  62         readTx.close();
  63     }
  64
  65     private static class TestTreeService implements DOMDataTreeService {
  66         @Override
  67         public ClassToInstanceMap<DOMDataTreeServiceExtension> getExtensions() {
  68             return ImmutableClassToInstanceMap.of();
  69         }
  70
  71         @Nonnull
  72         @Override
  73         public <T extends DOMDataTreeListener> ListenerRegistration<T>
  74             registerListener(@Nonnull final T listener, @Nonnull final Collection<DOMDataTreeIdentifier> subtrees,
  75                          final boolean allowRxMerges,
  76                          @Nonnull final Collection<DOMDataTreeProducer> producers) throws DOMDataTreeLoopException {
  77             final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> subtree = Maps.newHashMap();
  78             subtree.put(new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH),
  79                     TestUtils.TEST_CONTAINER);
  80
  81             listener.onDataTreeChanged(Collections.singleton(
  82                     DataTreeCandidates.fromNormalizedNode(TestModel.TEST_PATH, TestUtils.TEST_CONTAINER)), subtree);
  83
  84             return new ListenerRegistration<T>() {
  85                 @Override
  86                 public void close() {
  87                     // NOOP
  88                 }
  89
  90                 @Override
  91                 public T getInstance() {
  92                     return listener;
  93                 }
  94             };
  95         }
  96
  97         @Nonnull
  98         @Override
  99         public DOMDataTreeProducer createProducer(@Nonnull final Collection<DOMDataTreeIdentifier> subtrees) {
 100             return null;
 101         }
 102     }
 103 }