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 java.util.Collection;
  15 import java.util.Optional;
  16 import java.util.concurrent.ExecutionException;
  17 import java.util.concurrent.Executors;
  18 import org.junit.Test;
  19 import org.opendaylight.controller.md.cluster.datastore.model.CarsModel;
  20 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
  21 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  22 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  23 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
  24 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
  25 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
  26 import org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore;
  27 import org.opendaylight.yangtools.yang.common.QName;
  28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  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.spi.node.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.newContainerBuilder()
  42             .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
  43             .build();
  44         NormalizedNode expectedNode2 = ImmutableNodes.newContainerBuilder()
  45             .withNodeIdentifier(new NodeIdentifier(CarsModel.CARS_QNAME))
  46             .build();
  47
  48         Optional<NormalizedNode> optional = NormalizedNodeAggregator.aggregate(YangInstanceIdentifier.of(),
  49                 ImmutableList.of(
  50                         Optional.<NormalizedNode>of(getRootNode(expectedNode1, schemaContext)),
  51                         Optional.<NormalizedNode>of(getRootNode(expectedNode2, schemaContext))),
  52                 schemaContext, LogicalDatastoreType.CONFIGURATION);
  53
  54
  55         NormalizedNode normalizedNode = optional.orElseThrow();
  56
  57         assertTrue("Expect value to be a Collection", normalizedNode.body() instanceof Collection);
  58
  59         @SuppressWarnings("unchecked")
  60         Collection<NormalizedNode> collection = (Collection<NormalizedNode>) normalizedNode.body();
  61
  62         for (NormalizedNode node : collection) {
  63             assertTrue("Expected " + node + " to be a ContainerNode", node instanceof ContainerNode);
  64         }
  65
  66         assertTrue("Child with QName = " + TestModel.TEST_QNAME + " not found",
  67                 findChildWithQName(collection, TestModel.TEST_QNAME) != null);
  68
  69         assertEquals(expectedNode1, findChildWithQName(collection, TestModel.TEST_QNAME));
  70
  71         assertTrue("Child with QName = " + CarsModel.BASE_QNAME + " not found",
  72                 findChildWithQName(collection, CarsModel.BASE_QNAME) != null);
  73
  74         assertEquals(expectedNode2, findChildWithQName(collection, CarsModel.BASE_QNAME));
  75
  76     }
  77
  78     public static NormalizedNode getRootNode(final NormalizedNode moduleNode,
  79             final EffectiveModelContext schemaContext) throws ExecutionException, InterruptedException {
  80         try (InMemoryDOMDataStore store = new InMemoryDOMDataStore("test", Executors.newSingleThreadExecutor())) {
  81             store.onModelContextUpdated(schemaContext);
  82
  83             DOMStoreWriteTransaction writeTransaction = store.newWriteOnlyTransaction();
  84
  85             writeTransaction.merge(YangInstanceIdentifier.of(moduleNode.name().getNodeType()), moduleNode);
  86
  87             DOMStoreThreePhaseCommitCohort ready = writeTransaction.ready();
  88
  89             ready.canCommit().get();
  90             ready.preCommit().get();
  91             ready.commit().get();
  92
  93             DOMStoreReadTransaction readTransaction = store.newReadOnlyTransaction();
  94
  95             return readTransaction.read(YangInstanceIdentifier.of()).get().orElseThrow();
  96         }
  97     }
  98
  99     public static NormalizedNode findChildWithQName(final Collection<NormalizedNode> collection,
 100             final QName qname) {
 101         for (NormalizedNode node : collection) {
 102             if (node.name().getNodeType().equals(qname)) {
 103                 return node;
 104             }
 105         }
 106
 107         return null;
 108     }
 109 }