yang/yang-data-impl/src/test/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/Bug2690Test.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.yangtools.yang.data.impl.schema.tree;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertTrue;
  12
  13 import java.util.Optional;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  17 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  18 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  19 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  20 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodeContainer;
  22 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
  23 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
  24 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeConfiguration;
  25 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
  26 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
  27 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
  28 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  29 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  30
  31 public class Bug2690Test extends AbstractTestModelTest {
  32     private DataTree inMemoryDataTree;
  33
  34     @Before
  35     public void prepare() {
  36         inMemoryDataTree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL,
  37             SCHEMA_CONTEXT);
  38     }
  39
  40     @Test
  41     public void testWriteMerge1() throws DataValidationFailedException {
  42         final MapEntryNode fooEntryNode = ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 1);
  43         final MapEntryNode barEntryNode = ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 2);
  44         final MapNode mapNode1 = ImmutableNodes.mapNodeBuilder()
  45                 .withNodeIdentifier(new NodeIdentifier(TestModel.OUTER_LIST_QNAME))
  46                 .withChild(fooEntryNode).build();
  47         final MapNode mapNode2 = ImmutableNodes.mapNodeBuilder()
  48                 .withNodeIdentifier(new NodeIdentifier(TestModel.OUTER_LIST_QNAME))
  49                 .withChild(barEntryNode).build();
  50
  51         final ContainerNode cont1 = Builders.containerBuilder()
  52                 .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
  53                 .withChild(mapNode1).build();
  54
  55         final ContainerNode cont2 = Builders.containerBuilder()
  56                 .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
  57                 .withChild(mapNode2).build();
  58
  59         final DataTreeModification modificationTree = inMemoryDataTree.takeSnapshot().newModification();
  60         modificationTree.write(TestModel.TEST_PATH, cont1);
  61         modificationTree.merge(TestModel.TEST_PATH, cont2);
  62         commit(modificationTree);
  63
  64         final DataTreeSnapshot snapshotAfterTx = inMemoryDataTree.takeSnapshot();
  65         final DataTreeModification modificationAfterTx = snapshotAfterTx.newModification();
  66         final Optional<NormalizedNode<?, ?>> readNode = modificationAfterTx.readNode(TestModel.OUTER_LIST_PATH);
  67         assertTrue(readNode.isPresent());
  68         assertEquals(2, ((NormalizedNodeContainer<?,?,?>)readNode.get()).size());
  69     }
  70
  71     @Test
  72     public void testDeleteStructuralAndWriteChild() throws DataValidationFailedException {
  73         final DataTreeModification modificationTree = setupTestDeleteStructuralAndWriteChild();
  74         verifyTestDeleteStructuralAndWriteChild(modificationTree);
  75     }
  76
  77     @Test
  78     public void testDeleteStructuralAndWriteChildWithCommit() throws DataValidationFailedException {
  79         final DataTreeModification modificationTree = setupTestDeleteStructuralAndWriteChild();
  80         commit(modificationTree);
  81         verifyTestDeleteStructuralAndWriteChild(inMemoryDataTree.takeSnapshot());
  82     }
  83
  84     private DataTreeModification setupTestDeleteStructuralAndWriteChild() {
  85         final DataTreeModification modificationTree = inMemoryDataTree.takeSnapshot().newModification();
  86         modificationTree.delete(TestModel.NON_PRESENCE_PATH);
  87         modificationTree.write(TestModel.NAME_PATH, ImmutableNodes.leafNode(TestModel.NAME_QNAME, "abc"));
  88         return modificationTree;
  89     }
  90
  91     private static void verifyTestDeleteStructuralAndWriteChild(final DataTreeSnapshot snapshot) {
  92         final Optional<NormalizedNode<?, ?>> readNode = snapshot.readNode(TestModel.NAME_PATH);
  93         assertTrue(readNode.isPresent());
  94     }
  95
  96     private void commit(final DataTreeModification modificationTree) throws DataValidationFailedException {
  97         modificationTree.ready();
  98
  99         inMemoryDataTree.validate(modificationTree);
 100         final DataTreeCandidate prepare = inMemoryDataTree.prepare(modificationTree);
 101         inMemoryDataTree.commit(prepare);
 102     }
 103 }