/*
* Copyright 2012 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.example.phonebook;
import de.danielbechler.diff.ObjectDiffer;
import de.danielbechler.diff.ObjectDifferBuilder;
import de.danielbechler.diff.node.DiffNode;
import de.danielbechler.diff.selector.CollectionItemElementSelector;
import org.hamcrest.core.IsEqual;
import org.hamcrest.core.IsNull;
import org.testng.annotations.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;
/**
* @author Daniel Bechler
*/
public class PhoneBookIT
{
@Test
public void testContactMiddleNameChanges()
{
final PhoneBook phoneBook = new PhoneBook("Breaking Bad");
final Contact walterWhite = new Contact("Walter", "White");
walterWhite.setPhoneNumber("Home", new PhoneNumber("1", "505", "316-7871"));
walterWhite.setPhoneNumber("Work", new PhoneNumber("1", "505", "456-3788"));
phoneBook.addContact(walterWhite);
final Contact jessePinkman = new Contact("Jesse", "Pinkman");
jessePinkman.setPhoneNumber("Home", new PhoneNumber("1", "505", "234-4628"));
phoneBook.addContact(jessePinkman);
final PhoneBook modifiedPhoneBook = PhoneBook.from(phoneBook);
modifiedPhoneBook.getContact("Jesse", "Pinkman").setMiddleName("Bruce");
modifiedPhoneBook.getContact("Walter", "White").setMiddleName("Hartwell");
final ObjectDiffer objectDiffer = ObjectDifferBuilder.buildDefault();
final DiffNode node = objectDiffer.compare(modifiedPhoneBook, phoneBook);
assertThat(node.hasChanges(), is(true));
assertThat(node.hasChildren(), is(true));
assertThat(node.childCount(), is(1));
final DiffNode contactsNode = node.getChild("contacts");
assertThat(contactsNode, IsNull.notNullValue());
assertThat(contactsNode.hasChanges(), is(true));
final DiffNode pinkmanNode = contactsNode.getChild(new CollectionItemElementSelector(jessePinkman));
assertThat(pinkmanNode.hasChanges(), is(true));
final DiffNode middleNameNode = pinkmanNode.getChild("middleName");
assertThat(middleNameNode.hasChanges(), is(true));
assertThat(middleNameNode.canonicalGet(phoneBook), IsNull.nullValue());
assertThat((String) middleNameNode.canonicalGet(modifiedPhoneBook), IsEqual.equalTo("Bruce"));
final DiffNode whiteNode = contactsNode.getChild(new CollectionItemElementSelector(walterWhite));
assertThat(whiteNode.hasChanges(), is(true));
final DiffNode whiteMiddleNameNode = whiteNode.getChild("middleName");
assertThat(whiteMiddleNameNode.hasChanges(), is(true));
assertThat(whiteMiddleNameNode.canonicalGet(phoneBook), IsNull.nullValue());
assertThat((String) whiteMiddleNameNode.canonicalGet(modifiedPhoneBook), IsEqual.equalTo("Hartwell"));
}
}