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.CheckedFuture;
  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.common.api.ReadFailedException;
  26 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  27 import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
  28 import org.opendaylight.mdsal.dom.api.DOMDataTreeLoopException;
  29 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducer;
  30 import org.opendaylight.mdsal.dom.api.DOMDataTreeService;
  31 import org.opendaylight.mdsal.dom.broker.util.TestModel;
  32 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  33 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  34 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
  35
  36 public class ShardedDOMReadTransactionAdapterTest {
  37
  38     private ShardedDOMReadTransactionAdapter readTx;
  39
  40     @Before
  41     public void setUp() {
  42         readTx = new ShardedDOMReadTransactionAdapter("TEST-TX", new TestTreeService());
  43     }
  44
  45     @Test
  46     public void testGetIdentifier() {
  47         assertEquals("TEST-TX", readTx.getIdentifier());
  48     }
  49
  50     @Test
  51     public void testRead() throws Exception {
  52         final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> readResult =
  53                 readTx.read(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH);
  54         assertTrue(readTx.exists(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH).checkedGet());
  55         assertEquals(readResult.checkedGet().get(), TestUtils.TEST_CONTAINER);
  56     }
  57
  58     @After
  59     public void close() throws Exception {
  60         readTx.close();
  61     }
  62
  63     private static class TestTreeService implements DOMDataTreeService {
  64
  65         @Nonnull
  66         @Override
  67         public <T extends DOMDataTreeListener> ListenerRegistration<T>
  68             registerListener(@Nonnull final T listener, @Nonnull final Collection<DOMDataTreeIdentifier> subtrees,
  69                          final boolean allowRxMerges,
  70                          @Nonnull final Collection<DOMDataTreeProducer> producers) throws DOMDataTreeLoopException {
  71             final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> subtree = Maps.newHashMap();
  72             subtree.put(new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH),
  73                     TestUtils.TEST_CONTAINER);
  74
  75             listener.onDataTreeChanged(Collections.singleton(
  76                     DataTreeCandidates.fromNormalizedNode(TestModel.TEST_PATH, TestUtils.TEST_CONTAINER)), subtree);
  77
  78             return new ListenerRegistration<T>() {
  79                 @Override
  80                 public void close() {
  81                     // NOOP
  82                 }
  83
  84                 @Override
  85                 public T getInstance() {
  86                     return listener;
  87                 }
  88             };
  89         }
  90
  91         @Nonnull
  92         @Override
  93         public DOMDataTreeProducer createProducer(@Nonnull final Collection<DOMDataTreeIdentifier> subtrees) {
  94             return null;
  95         }
  96     }
  97 }