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