/* 
 * Hibernate, Relational Persistence for Idiomatic Java
 * 
 * JBoss, Home of Professional Open Source
 * Copyright 2011 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.configuration;

import static org.junit.Assert.assertEquals;

import org.hibernate.search.FullTextSession;
import org.hibernate.search.backend.impl.lucene.AbstractWorkspaceImpl;
import org.hibernate.search.backend.impl.lucene.ExclusiveIndexWorkspaceImpl;
import org.hibernate.search.backend.impl.lucene.LuceneBackendQueueProcessor;
import org.hibernate.search.backend.impl.lucene.SharedIndexWorkspaceImpl;
import org.hibernate.search.backend.spi.BackendQueueProcessor;
import org.hibernate.search.engine.spi.SearchFactoryImplementor;
import org.hibernate.search.indexes.impl.DirectoryBasedIndexManager;
import org.hibernate.search.indexes.impl.IndexManagerHolder;
import org.hibernate.search.test.util.FullTextSessionBuilder;
import org.junit.Test;

/**
 * Verifies the property exclusive_index_use is properly applied to the backend
 * 
 * @author Sanne Grinovero <sanne@hibernate.org> (C) 2011 Red Hat Inc.
 */
public class ExclusiveIndexTest {
	
	@Test
	public void verifyIndexExclusivity() {
		FullTextSessionBuilder builder = new FullTextSessionBuilder();
		FullTextSession ftSession = builder
			.setProperty( "hibernate.search.org.hibernate.search.test.configuration.BlogEntry.exclusive_index_use", "true" )
			.setProperty( "hibernate.search.Book.exclusive_index_use", "false" )
			.addAnnotatedClass( BlogEntry.class )
			.addAnnotatedClass( org.hibernate.search.test.perf.Boat.class )
			.addAnnotatedClass( org.hibernate.search.test.query.Book.class )
			.addAnnotatedClass( org.hibernate.search.test.query.Author.class )
			.openFullTextSession();
		SearchFactoryImplementor searchFactory = ( SearchFactoryImplementor ) ftSession.getSearchFactory();
		ftSession.close();
		IndexManagerHolder allIndexesManager = searchFactory.getAllIndexesManager();
		//explicitly enabled:
		assertExclusiveIsEnabled( allIndexesManager, "org.hibernate.search.test.configuration.BlogEntry", true );
		//explicitly disabled (this entity defined a short index name):
		assertExclusiveIsEnabled( allIndexesManager, "Book", false );
		//using default:
		assertExclusiveIsEnabled( allIndexesManager, "org.hibernate.search.test.perf.Boat", true );
		builder.close();
	}

	private void assertExclusiveIsEnabled(IndexManagerHolder allIndexesManager, String indexName, boolean expectExclusive) {
		DirectoryBasedIndexManager indexManager = (DirectoryBasedIndexManager) allIndexesManager.getIndexManager( indexName );
		BackendQueueProcessor backendQueueProcessor = indexManager.getBackendQueueProcessor();
		assertEquals( LuceneBackendQueueProcessor.class, backendQueueProcessor.getClass() );
		LuceneBackendQueueProcessor backend = (LuceneBackendQueueProcessor) backendQueueProcessor;
		AbstractWorkspaceImpl workspace = backend.getIndexResources().getWorkspace();
		if ( expectExclusive ) {
			assertEquals( ExclusiveIndexWorkspaceImpl.class, workspace.getClass() );
		}
		else {
			assertEquals( SharedIndexWorkspaceImpl.class, workspace.getClass() );
		}
	}

}