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
   9 package org.opendaylight.controller.cluster.datastore.utils;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertTrue;
  13 import com.google.common.base.Optional;
  14 import com.google.common.collect.ImmutableList;
  15 import com.google.common.util.concurrent.CheckedFuture;
  16 import java.util.Collection;
  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.controller.md.sal.common.api.data.ReadFailedException;
  24 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
  25 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
  26 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
  27 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
  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.api.schema.tree.DataValidationFailedException;
  33 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  34 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  35
  36 public class NormalizedNodeAggregatorTest {
  37
  38     @Test
  39     public void testAggregate() throws InterruptedException, ExecutionException, ReadFailedException, DataValidationFailedException {
  40         SchemaContext 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);
  49
  50
  51         NormalizedNode<?,?> normalizedNode = optional.get();
  52
  53         assertTrue("Expect value to be a Collection", normalizedNode.getValue() instanceof Collection);
  54
  55         Collection<NormalizedNode<?,?>> collection = (Collection<NormalizedNode<?,?>>) normalizedNode.getValue();
  56
  57         for(NormalizedNode<?,?> node : collection){
  58             assertTrue("Expected " + node + " to be a ContainerNode", node instanceof ContainerNode);
  59         }
  60
  61         assertTrue("Child with QName = " + TestModel.TEST_QNAME + " not found",
  62                 findChildWithQName(collection, TestModel.TEST_QNAME) != null);
  63
  64         assertEquals(expectedNode1, findChildWithQName(collection, TestModel.TEST_QNAME));
  65
  66         assertTrue("Child with QName = " + CarsModel.BASE_QNAME + " not found",
  67                 findChildWithQName(collection, CarsModel.BASE_QNAME) != null);
  68
  69         assertEquals(expectedNode2, findChildWithQName(collection, CarsModel.BASE_QNAME));
  70
  71     }
  72
  73     public static NormalizedNode<?, ?> getRootNode(NormalizedNode<?, ?> moduleNode, SchemaContext schemaContext)
  74             throws ReadFailedException, ExecutionException, InterruptedException {
  75         try (InMemoryDOMDataStore store = new InMemoryDOMDataStore("test", Executors.newSingleThreadExecutor())) {
  76             store.onGlobalContextUpdated(schemaContext);
  77
  78             DOMStoreWriteTransaction writeTransaction = store.newWriteOnlyTransaction();
  79
  80             writeTransaction.merge(YangInstanceIdentifier.of(moduleNode.getNodeType()), moduleNode);
  81
  82             DOMStoreThreePhaseCommitCohort ready = writeTransaction.ready();
  83
  84             ready.canCommit().get();
  85             ready.preCommit().get();
  86             ready.commit().get();
  87
  88             DOMStoreReadTransaction readTransaction = store.newReadOnlyTransaction();
  89
  90             CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read = readTransaction
  91                     .read(YangInstanceIdentifier.EMPTY);
  92
  93             Optional<NormalizedNode<?, ?>> nodeOptional = read.checkedGet();
  94
  95             return nodeOptional.get();
  96         }
  97     }
  98
  99     public static NormalizedNode<?,?> findChildWithQName(Collection<NormalizedNode<?, ?>> collection, QName qName) {
 100         for(NormalizedNode<?,?> node : collection){
 101             if(node.getNodeType().equals(qName)){
 102                 return node;
 103             }
 104         }
 105
 106         return null;
 107     }
 108
 109 }