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