/*
* Copyright 2014 Daniel Bechler
*
* 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 de.danielbechler.diff.integration;
import de.danielbechler.diff.ObjectDiffer;
import de.danielbechler.diff.ObjectDifferBuilder;
import de.danielbechler.diff.mock.ObjectWithString;
import de.danielbechler.diff.node.DiffNode;
import de.danielbechler.diff.node.NodeHierarchyVisitor;
import de.danielbechler.diff.path.NodePath;
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.Collections;
import java.util.Map;
import static de.danielbechler.diff.helper.NodeAssertions.assertThat;
/**
* @author Daniel Bechler
*/
public class DeepDiffingCollectionItemChangeIT
{
@Test
public void test_returns_full_property_graph_of_added_collection_items()
{
final Map<String, ObjectWithString> base = Collections.emptyMap();
final Map<String, ObjectWithString> working = Collections.singletonMap("foo", new ObjectWithString("bar"));
final ObjectDifferBuilder objectDifferBuilder = ObjectDifferBuilder.startBuilding();
final ObjectDiffer differ = objectDifferBuilder.build();
final DiffNode node = differ.compare(working, base);
node.visit(new NodeHierarchyVisitor());
assertThat(node).child(NodePath.startBuilding()
.mapKey("foo")).hasState(DiffNode.State.ADDED);
assertThat(node).child(NodePath.startBuilding()
.mapKey("foo")
.propertyName("value")).hasState(DiffNode.State.ADDED);
}
@Test
public void test_collection_with_null_item()
{
ObjectDifferBuilder.buildDefault()
.compare(Arrays.asList((String) null), Arrays.asList("foobar"));
}
}