/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.yang.data.impl.schema.tree;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapEntryBuilder;
import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapNodeBuilder;
import com.google.common.base.Optional;
import org.junit.Before;
import org.junit.Test;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.parser.spi.meta.ReactorException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ConcurrentTreeModificationTest {
private static final Logger LOG = LoggerFactory.getLogger(ConcurrentTreeModificationTest.class);
private static final Short ONE_ID = 1;
private static final Short TWO_ID = 2;
private static final YangInstanceIdentifier OUTER_LIST_1_PATH = YangInstanceIdentifier.builder(TestModel.OUTER_LIST_PATH)
.nodeWithKey(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, ONE_ID) //
.build();
private static final YangInstanceIdentifier OUTER_LIST_2_PATH = YangInstanceIdentifier.builder(TestModel.OUTER_LIST_PATH)
.nodeWithKey(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, TWO_ID) //
.build();
private static final MapEntryNode FOO_NODE = mapEntryBuilder(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, ONE_ID) //
.withChild(mapNodeBuilder(TestModel.INNER_LIST_QNAME) //
.build()) //
.build();
private static final MapEntryNode BAR_NODE = mapEntryBuilder(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, TWO_ID) //
.withChild(mapNodeBuilder(TestModel.INNER_LIST_QNAME) //
.build()) //
.build();
private SchemaContext schemaContext;
private InMemoryDataTree inMemoryDataTree;
@Before
public void prepare() throws ReactorException {
schemaContext = TestModel.createTestContext();
assertNotNull("Schema context must not be null.", schemaContext);
inMemoryDataTree = (InMemoryDataTree) InMemoryDataTreeFactory.getInstance().create(TreeType.OPERATIONAL);
inMemoryDataTree.setSchemaContext(schemaContext);
}
private static ContainerNode createFooTestContainerNode() {
return ImmutableContainerNodeBuilder
.create()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME))
.withChild(
mapNodeBuilder(TestModel.OUTER_LIST_QNAME)
.withChild(FOO_NODE).build()).build();
}
private static ContainerNode createBarTestContainerNode() {
return ImmutableContainerNodeBuilder
.create()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME))
.withChild(
mapNodeBuilder(TestModel.OUTER_LIST_QNAME)
.withChild(BAR_NODE).build()).build();
}
private static <T> T assertPresentAndType(final Optional<?> potential, final Class<T> type) {
assertNotNull(potential);
assertTrue(potential.isPresent());
assertTrue(type.isInstance(potential.get()));
return type.cast(potential.get());
}
@Test
public void writeWrite1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
modificationTree2.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final Optional<NormalizedNode<?, ?>> testNodeAfterCommits = modificationTree1.readNode(TestModel.TEST_PATH);
assertPresentAndType(testNodeAfterCommits, ContainerNode.class);
}
@Test
public void writeMerge1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
modificationTree2.merge(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final Optional<NormalizedNode<?, ?>> testNodeAfterCommits = modificationTree1.readNode(TestModel.TEST_PATH);
assertPresentAndType(testNodeAfterCommits, ContainerNode.class);
}
@Test
public void writeWriteFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertFalse(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH).isPresent());
}
@Test
public void writeMergeFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void mergeWriteFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertFalse(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH).isPresent());
}
@Test
public void mergeMergeFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void writeWriteFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertFalse(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH).isPresent());
}
@Test
public void writeMergeFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void mergeWriteFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertFalse(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH).isPresent());
}
@Test
public void mergeMergeFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(TestModel.TEST_PATH, createFooTestContainerNode());
modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void deleteWriteFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.delete(TestModel.TEST_PATH);
modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
fail("Exception should have been thrown.");
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
} catch (final ConflictingModificationAppliedException ex) {
LOG.debug("ConflictingModificationAppliedException - '{}' was thrown as expected.");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertFalse(snapshotAfterCommits.readNode(TestModel.TEST_PATH).isPresent());
}
@Test
public void deleteMergeFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.delete(TestModel.TEST_PATH);
modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void writeWriteFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(OUTER_LIST_1_PATH, FOO_NODE);
modificationTree2.write(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void writeMergeFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.write(OUTER_LIST_1_PATH, FOO_NODE);
modificationTree2.merge(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void mergeWriteFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(OUTER_LIST_1_PATH, FOO_NODE);
modificationTree2.write(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void mergeMergeFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.merge(OUTER_LIST_1_PATH, FOO_NODE);
modificationTree2.merge(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}
@Test
public void deleteWriteFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.delete(TestModel.TEST_PATH);
modificationTree2.merge(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
fail("Exception should have been thrown");
} catch (final Exception e) {
LOG.debug("Exception was thrown because path no longer exist in tree");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertFalse(snapshotAfterCommits.readNode(TestModel.TEST_PATH).isPresent());
}
@Test
public void deleteMergeFooBar2ndLevelEmptyContainerTest() throws DataValidationFailedException {
final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
initialDataTreeModification.write(TestModel.OUTER_LIST_PATH, mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
initialDataTreeModification.ready();
inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
final InMemoryDataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
modificationTree1.delete(TestModel.TEST_PATH);
modificationTree2.merge(OUTER_LIST_2_PATH, BAR_NODE);
modificationTree1.ready();
modificationTree2.ready();
inMemoryDataTree.validate(modificationTree1);
final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
inMemoryDataTree.commit(prepare1);
try {
inMemoryDataTree.validate(modificationTree2);
final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
inMemoryDataTree.commit(prepare2);
fail("Exception should have been thrown");
} catch (final Exception e) {
LOG.debug("Exception was thrown because path no longer exist in tree");
}
final InMemoryDataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
assertFalse(snapshotAfterCommits.readNode(TestModel.TEST_PATH).isPresent());
}
}