/*
* Copyright (c) 2002-2009 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl;
import java.io.File;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.neo4j.graphdb.GraphDatabaseService;
import org.neo4j.graphdb.Transaction;
import org.neo4j.kernel.EmbeddedGraphDatabase;
import org.neo4j.kernel.impl.core.NodeManager;
public abstract class AbstractNeo4jTestCase
{
protected static final String NEO4J_BASE_PATH = "target/var/";
private static GraphDatabaseService graphDb;
private Transaction tx;
public GraphDatabaseService getGraphDb()
{
return graphDb;
}
public EmbeddedGraphDatabase getEmbeddedGraphDb()
{
return (EmbeddedGraphDatabase) graphDb;
}
protected boolean restartGraphDbBetweenTests()
{
return false;
}
public Transaction getTransaction()
{
return tx;
}
public static String getStorePath( String endPath )
{
return NEO4J_BASE_PATH + endPath;
}
@BeforeClass
public static void setUpDb()
{
graphDb = new EmbeddedGraphDatabase( getStorePath( "neo-test" ) );
}
@Before
public void setUpTest()
{
if ( restartGraphDbBetweenTests() && graphDb == null )
{
setUpDb();
}
tx = graphDb.beginTx();
}
@After
public void tearDownTest()
{
if ( tx != null )
{
tx.finish();
}
if ( restartGraphDbBetweenTests() )
{
graphDb.shutdown();
graphDb = null;
}
}
@AfterClass
public static void tearDownDb()
{
if ( graphDb != null )
{
graphDb.shutdown();
}
}
public void setTransaction( Transaction tx )
{
this.tx = tx;
}
public void newTransaction()
{
if ( tx != null )
{
tx.success();
tx.finish();
}
tx = graphDb.beginTx();
}
public void commit()
{
if ( tx != null )
{
tx.success();
tx.finish();
tx = null;
}
}
public void rollback()
{
if ( tx != null )
{
tx.failure();
tx.finish();
tx = null;
}
}
public NodeManager getNodeManager()
{
return ((EmbeddedGraphDatabase) graphDb).getConfig().getGraphDbModule().getNodeManager();
}
public static void deleteFileOrDirectory( File file )
{
if ( !file.exists() )
{
return;
}
if ( file.isDirectory() )
{
for ( File child : file.listFiles() )
{
deleteFileOrDirectory( child );
}
}
else
{
file.delete();
}
}
protected void clearCache()
{
getEmbeddedGraphDb().getConfig().getGraphDbModule()
.getNodeManager().clearCache();
}
}