opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/utils/NormalizedNodeAggregatorTest.java

   1 /*
   2  * Copyright (c) 2015 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.controller.cluster.datastore.utils;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertTrue;
  12
  13 import com.google.common.collect.ImmutableList;
  14 import com.google.common.util.concurrent.FluentFuture;
  15 import java.util.Collection;
  16 import java.util.Optional;
  17 import java.util.concurrent.ExecutionException;
  18 import java.util.concurrent.Executors;
  19 import org.junit.Test;
  20 import org.opendaylight.controller.md.cluster.datastore.model.CarsModel;
  21 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
  22 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  23 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  24 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
  25 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
  26 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
  27 import org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore;
  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.ContainerNode;
  31 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  32 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  33 import org.opendaylight.yangtools.yang.data.tree.api.DataValidationFailedException;
  34 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  35
  36 public class NormalizedNodeAggregatorTest {
  37
  38     @Test
  39     public void testAggregate() throws InterruptedException, ExecutionException, DataValidationFailedException {
  40         EffectiveModelContext schemaContext = SchemaContextHelper.full();
  41         NormalizedNode expectedNode1 = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
  42         NormalizedNode expectedNode2 = ImmutableNodes.containerNode(CarsModel.CARS_QNAME);
  43
  44         Optional<NormalizedNode> optional = NormalizedNodeAggregator.aggregate(YangInstanceIdentifier.empty(),
  45                 ImmutableList.of(
  46                         Optional.<NormalizedNode>of(getRootNode(expectedNode1, schemaContext)),
  47                         Optional.<NormalizedNode>of(getRootNode(expectedNode2, schemaContext))),
  48                 schemaContext, LogicalDatastoreType.CONFIGURATION);
  49
  50
  51         NormalizedNode normalizedNode = optional.get();
  52
  53         assertTrue("Expect value to be a Collection", normalizedNode.body() instanceof Collection);
  54
  55         @SuppressWarnings("unchecked")
  56         Collection<NormalizedNode> collection = (Collection<NormalizedNode>) normalizedNode.body();
  57
  58         for (NormalizedNode node : collection) {
  59             assertTrue("Expected " + node + " to be a ContainerNode", node instanceof ContainerNode);
  60         }
  61
  62         assertTrue("Child with QName = " + TestModel.TEST_QNAME + " not found",
  63                 findChildWithQName(collection, TestModel.TEST_QNAME) != null);
  64
  65         assertEquals(expectedNode1, findChildWithQName(collection, TestModel.TEST_QNAME));
  66
  67         assertTrue("Child with QName = " + CarsModel.BASE_QNAME + " not found",
  68                 findChildWithQName(collection, CarsModel.BASE_QNAME) != null);
  69
  70         assertEquals(expectedNode2, findChildWithQName(collection, CarsModel.BASE_QNAME));
  71
  72     }
  73
  74     public static NormalizedNode getRootNode(final NormalizedNode moduleNode,
  75             final EffectiveModelContext schemaContext) throws ExecutionException, InterruptedException {
  76         try (InMemoryDOMDataStore store = new InMemoryDOMDataStore("test", Executors.newSingleThreadExecutor())) {
  77             store.onModelContextUpdated(schemaContext);
  78
  79             DOMStoreWriteTransaction writeTransaction = store.newWriteOnlyTransaction();
  80
  81             writeTransaction.merge(YangInstanceIdentifier.of(moduleNode.getIdentifier().getNodeType()), moduleNode);
  82
  83             DOMStoreThreePhaseCommitCohort ready = writeTransaction.ready();
  84
  85             ready.canCommit().get();
  86             ready.preCommit().get();
  87             ready.commit().get();
  88
  89             DOMStoreReadTransaction readTransaction = store.newReadOnlyTransaction();
  90
  91             FluentFuture<Optional<NormalizedNode>> read = readTransaction.read(YangInstanceIdentifier.empty());
  92
  93             Optional<NormalizedNode> nodeOptional = read.get();
  94
  95             return nodeOptional.get();
  96         }
  97     }
  98
  99     public static NormalizedNode findChildWithQName(final Collection<NormalizedNode> collection,
 100             final QName qname) {
 101         for (NormalizedNode node : collection) {
 102             if (node.getIdentifier().getNodeType().equals(qname)) {
 103                 return node;
 104             }
 105         }
 106
 107         return null;
 108     }
 109 }