data/yang-data-tree-ri/src/test/java/org/opendaylight/yangtools/yang/data/tree/impl/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.tree.impl;
   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.NormalizedNode;
  20 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodeContainer;
  21 import org.opendaylight.yangtools.yang.data.api.schema.SystemMapNode;
  22 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  23 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  24 import org.opendaylight.yangtools.yang.data.tree.api.DataTree;
  25 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeCandidate;
  26 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeConfiguration;
  27 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeModification;
  28 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot;
  29 import org.opendaylight.yangtools.yang.data.tree.api.DataValidationFailedException;
  30 import org.opendaylight.yangtools.yang.data.tree.impl.di.InMemoryDataTreeFactory;
  31
  32 public class Bug2690Test extends AbstractTestModelTest {
  33     private DataTree inMemoryDataTree;
  34
  35     @Before
  36     public void prepare() {
  37         inMemoryDataTree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL,
  38             SCHEMA_CONTEXT);
  39     }
  40
  41     @Test
  42     public void testWriteMerge1() throws DataValidationFailedException {
  43         final MapEntryNode fooEntryNode = ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 1);
  44         final MapEntryNode barEntryNode = ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 2);
  45         final SystemMapNode mapNode1 = ImmutableNodes.mapNodeBuilder()
  46                 .withNodeIdentifier(new NodeIdentifier(TestModel.OUTER_LIST_QNAME))
  47                 .withChild(fooEntryNode).build();
  48         final SystemMapNode mapNode2 = ImmutableNodes.mapNodeBuilder()
  49                 .withNodeIdentifier(new NodeIdentifier(TestModel.OUTER_LIST_QNAME))
  50                 .withChild(barEntryNode).build();
  51
  52         final ContainerNode cont1 = Builders.containerBuilder()
  53                 .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
  54                 .withChild(mapNode1).build();
  55
  56         final ContainerNode cont2 = Builders.containerBuilder()
  57                 .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
  58                 .withChild(mapNode2).build();
  59
  60         final DataTreeModification modificationTree = inMemoryDataTree.takeSnapshot().newModification();
  61         modificationTree.write(TestModel.TEST_PATH, cont1);
  62         modificationTree.merge(TestModel.TEST_PATH, cont2);
  63         commit(modificationTree);
  64
  65         final DataTreeSnapshot snapshotAfterTx = inMemoryDataTree.takeSnapshot();
  66         final DataTreeModification modificationAfterTx = snapshotAfterTx.newModification();
  67         final Optional<NormalizedNode> readNode = modificationAfterTx.readNode(TestModel.OUTER_LIST_PATH);
  68         assertTrue(readNode.isPresent());
  69         assertEquals(2, ((NormalizedNodeContainer<?>)readNode.orElseThrow()).size());
  70     }
  71
  72     @Test
  73     public void testDeleteStructuralAndWriteChild() throws DataValidationFailedException {
  74         final DataTreeModification modificationTree = setupTestDeleteStructuralAndWriteChild();
  75         verifyTestDeleteStructuralAndWriteChild(modificationTree);
  76     }
  77
  78     @Test
  79     public void testDeleteStructuralAndWriteChildWithCommit() throws DataValidationFailedException {
  80         final DataTreeModification modificationTree = setupTestDeleteStructuralAndWriteChild();
  81         commit(modificationTree);
  82         verifyTestDeleteStructuralAndWriteChild(inMemoryDataTree.takeSnapshot());
  83     }
  84
  85     private DataTreeModification setupTestDeleteStructuralAndWriteChild() {
  86         final DataTreeModification modificationTree = inMemoryDataTree.takeSnapshot().newModification();
  87         modificationTree.delete(TestModel.NON_PRESENCE_PATH);
  88         modificationTree.write(TestModel.NAME_PATH, ImmutableNodes.leafNode(TestModel.NAME_QNAME, "abc"));
  89         return modificationTree;
  90     }
  91
  92     private static void verifyTestDeleteStructuralAndWriteChild(final DataTreeSnapshot snapshot) {
  93         final Optional<NormalizedNode> readNode = snapshot.readNode(TestModel.NAME_PATH);
  94         assertTrue(readNode.isPresent());
  95     }
  96
  97     private void commit(final DataTreeModification modificationTree) throws DataValidationFailedException {
  98         modificationTree.ready();
  99
 100         inMemoryDataTree.validate(modificationTree);
 101         final DataTreeCandidate prepare = inMemoryDataTree.prepare(modificationTree);
 102         inMemoryDataTree.commit(prepare);
 103     }
 104 }