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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.fd.honeycomb.data.impl;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import com.google.common.collect.ImmutableSet;
import org.junit.Test;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateTip;
import org.opendaylight.yangtools.yang.data.api.schema.tree.TipProducingDataTree;
import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ModificationDiffRewriteDeleteTest extends ModificationBaseTest {
private static final Logger LOG = LoggerFactory.getLogger(ModificationDiffRewriteDeleteTest.class);
/**
* Covers case when non-presence container was already filled with some data,
* and modification removes data by overriding by empty list
*/
@Test
public void testWriteNonPresenceNonEmptyContainerPreviousDataOverrideByEmpty() throws Exception {
final MapEntryNode alreadyPresent = getNestedListEntry("value", "txt");
final TipProducingDataTree dataTree = prepareStateBeforeWithTopContainer(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TOP_CONTAINER_QNAME))
.withChild(getNestedList(alreadyPresent))
.build());
// now we have state with some data
// just empty non presence container
final DataTreeCandidateTip prepareModified = prepareStateAfterEmpty(dataTree);
final ModificationDiff modificationDiff = getModificationDiff(prepareModified);
// should detect one new entry
LOG.debug(modificationDiff.toString());
assertThat(modificationDiff.getUpdates().size(), is(1));
// is delete
assertCollectionContainsOnlyDeletes(modificationDiff);
assertNodeModificationPresent(modificationDiff, ImmutableSet.of(NESTED_LIST_QNAME));
}
/**
* Covers case when non-presence container was already filled with some data,
* and modification removes data by overriding by empty list. This case tests
* when there are multiple nested non-presence containers
*/
@Test
public void testWriteNonPresenceMultipleNonEmptyContainerPreviousDataOverrideByEmpty() throws Exception {
final MapEntryNode alreadyPresent = getNestedListInContainerEntry("key");
final TipProducingDataTree dataTree = prepareStateBeforeWithTopContainer(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TOP_CONTAINER_QNAME))
// another non-presence container with list entry
.withChild(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(NESTED_CONTAINER_QNAME))
.withChild(getNestedListInContainer(alreadyPresent))
.build())
// direct list entry
.withChild(getNestedList(alreadyPresent))
.build());
// now we have state with some data
// just empty non presence container
final DataTreeCandidateTip prepareModified = prepareStateAfterEmpty(dataTree);
final ModificationDiff modificationDiff = getModificationDiff(prepareModified);
// should detect two new entries
LOG.debug(modificationDiff.toString());
assertThat(modificationDiff.getUpdates().size(), is(2));
// is delete
assertCollectionContainsOnlyDeletes(modificationDiff);
assertNodeModificationPresent(modificationDiff,
ImmutableSet.of(NESTED_LIST_IN_CONTAINER_QNAME, NESTED_LIST_QNAME));
}
/**
* Covers case when non-presence container was already filled with some data,
* and modification removes data by overriding. Tests case with leaf
*/
@Test
public void testWriteNonPresenceNonEmptyContainerLeaf() throws Exception {
final TipProducingDataTree dataTree = prepareStateBeforeWithTopContainer(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TOP_CONTAINER_QNAME))
// another non-presence container with leaf
.withChild(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(NESTED_CONTAINER_QNAME))
.withChild(Builders.leafBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(NESTED_CONTAINER_VAL))
.withValue("val").build())
.build())
.build());
// now we have state with some data
// just empty non presence container
final DataTreeCandidateTip prepareModified = prepareStateAfterEmpty(dataTree);
final ModificationDiff modificationDiff = getModificationDiff(prepareModified);
// should detect one new entry
LOG.debug(modificationDiff.toString());
assertThat(modificationDiff.getUpdates().size(), is(1));
// is delete
assertCollectionContainsOnlyDeletes(modificationDiff);
assertNodeModificationPresent(modificationDiff, ImmutableSet.of(NESTED_CONTAINER_VAL));
}
/**
* Covers case when non-presence container was already filled with some data,
* and modification removes data by overriding. Tests case with leaf-list
*/
@Test
public void testWriteNonPresenceNonEmptyContainerLeafList() throws Exception {
final TipProducingDataTree dataTree = prepareStateBeforeWithTopContainer(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TOP_CONTAINER_QNAME))
// another non-presence container with leaf
.withChild(getNestedContainerWithLeafList())
.build());
// now we have state with some data
// just empty non presence container
final DataTreeCandidateTip prepareModified = prepareStateAfterEmpty(dataTree);
final ModificationDiff modificationDiff = getModificationDiff(prepareModified);
// should detect one new entry
LOG.debug(modificationDiff.toString());
assertThat(modificationDiff.getUpdates().size(), is(1));
// is delete
assertCollectionContainsOnlyDeletes(modificationDiff);
assertNodeModificationPresent(modificationDiff, ImmutableSet.of(NESTED_CONTAINER_LEAF_LIST));
}
/**
* Covers case when non-presence container was already filled with some data,
* and modification removes data by overriding. Tests case with choice/case
*/
@Test
public void testWriteNonPresenceNonEmptyContainerWithChoice() throws Exception {
final TipProducingDataTree dataTree = prepareStateBeforeWithTopContainer(Builders.containerBuilder()
.withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TOP_CONTAINER_QNAME))
// another non-presence container with leaf
.withChild(getNestedContainerWithChoice("val"))
.build());
// now we have state with some data
// just empty non presence container
final DataTreeCandidateTip prepareModified = prepareStateAfterEmpty(dataTree);
final ModificationDiff modificationDiff = getModificationDiff(prepareModified);
// should detect one new entry
LOG.debug(modificationDiff.toString());
assertThat(modificationDiff.getUpdates().size(), is(1));
// is delete
assertCollectionContainsOnlyDeletes(modificationDiff);
assertNodeModificationPresent(modificationDiff, ImmutableSet.of(UNDER_NESTED_CASE));
}
}
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