/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * JBoss, Home of Professional Open Source
 * Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This copyrighted material is made available to anyone wishing to use,
 * modify, copy, or redistribute it subject to the terms and conditions
 * of the GNU Lesser General Public License, v. 2.1.
 * This program is distributed in the hope that it will be useful, but WITHOUT A
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public License,
 * v.2.1 along with this distribution; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA  02110-1301, USA.
 */
package org.hibernate.search.test.embedded.path.id;

import java.util.List;

import junit.framework.Assert;

import org.apache.lucene.search.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.search.FullTextSession;
import org.hibernate.search.Search;
import org.hibernate.search.SearchException;
import org.hibernate.search.query.dsl.QueryBuilder;
import org.hibernate.search.test.SearchTestCase;

/**
 * {@link org.hibernate.search.annotations.IndexedEmbedded#includePaths()}
 * should consider fields annotated with {@link javax.persistence.Id}
 * or {@link org.hibernate.search.annotations.DocumentId}.
 *
 * @author Davide D'Alto
 */
public class IdIncludedInPathCaseEmbeddedTest extends SearchTestCase {

	private Session s = null;
	private EntityA entityA = null;

	@Override
	public void setUp() throws Exception {
		super.setUp();
		EntityC indexedC = new EntityC( "indexedId", "indexed" );
		EntityC skippedC = new EntityC( "skippedId", "indexed" );

		DocumentEntity documentEntity = new DocumentEntity( "indexedDocumentId" );
		documentEntity.c = indexedC;
		indexedC.document = documentEntity;

		EntityB indexedB = new EntityB( indexedC, skippedC );

		entityA = new EntityA( indexedB );
		s = openSession();
		persistEntity( s, documentEntity, indexedC, skippedC, indexedB, entityA );
	}

	@Override
	public void tearDown() throws Exception {
		s.clear();

		deleteAll( s, getAnnotatedClasses() );
		s.close();
		super.tearDown();
	}

	public void testIdAttributeIndexedIfInPath() throws Exception {
		List<EntityA> result = search( s, "b.indexed.id", "indexedId" );

		Assert.assertEquals( 1, result.size() );
		Assert.assertEquals( entityA.id, result.get( 0 ).id );
	}

	public void testDocumentIdIsIndexedIfInPath() throws Exception {
		List<EntityA> result = search( s, "b.indexed.document.documentId", "indexedDocumentId" );

		Assert.assertEquals( 1, result.size() );
		Assert.assertEquals( entityA.id, result.get( 0 ).id );
	}

	public void testEmbeddedNotIndexedIfNotInPath() throws Exception {
		try {
			search( s, "b.skipped.skippedId", "skippedId" );
			fail( "Should not index embedded property if not in path and not in depth limit" );
		}
		catch ( SearchException e ) {
		}
	}

	private List<EntityA> search(Session s, String field, String value) {
		FullTextSession session = Search.getFullTextSession( s );
		QueryBuilder queryBuilder = session.getSearchFactory().buildQueryBuilder().forEntity( EntityA.class ).get();
		Query query = queryBuilder.keyword().onField( field ).matching( value ).createQuery();
		@SuppressWarnings("unchecked")
		List<EntityA> result = session.createFullTextQuery( query ).list();
		return result;
	}

	private void deleteAll(Session s, Class<?>... classes) {
		Transaction tx = s.beginTransaction();
		for ( Class<?> each : classes ) {
			List<?> list = s.createCriteria( each ).list();
			for ( Object object : list ) {
				s.delete( object );
			}
		}
		tx.commit();
	}

	private void persistEntity(Session s, Object... entities) {
		Transaction tx = s.beginTransaction();
		for ( Object entity : entities ) {
			s.persist( entity );
		}
		tx.commit();
	}

	@Override
	protected Class<?>[] getAnnotatedClasses() {
		return new Class<?>[] { EntityA.class, EntityB.class, EntityC.class, DocumentEntity.class };
	}
}