/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* 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, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.type.descriptor.java;
import java.sql.Blob;
import java.sql.SQLException;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.hibernate.engine.jdbc.BlobProxy;
/**
* @author Steve Ebersole
*/
public class BlobDescriptorTest extends AbstractDescriptorTest<Blob> {
final Blob original = BlobProxy.generateProxy( new byte[] { 1, 2, 3 } );
final Blob copy = BlobProxy.generateProxy( new byte[] { 1, 2, 3 } );
final Blob different = BlobProxy.generateProxy( new byte[] { 3, 2, 1 } );
public BlobDescriptorTest() {
super( BlobTypeDescriptor.INSTANCE );
}
@Override
protected Data<Blob> getTestData() {
return new Data<Blob>( original, copy, different );
}
@Override
protected boolean shouldBeMutable() {
return false;
}
@Test
@Override
public void testEquality() {
// blobs of the same internal value are not really comparable
assertFalse( original == copy );
assertTrue( BlobTypeDescriptor.INSTANCE.areEqual( original, original ) );
assertFalse( BlobTypeDescriptor.INSTANCE.areEqual( original, copy ) );
assertFalse( BlobTypeDescriptor.INSTANCE.areEqual( original, different ) );
}
@Test
@Override
public void testExternalization() {
// blobs of the same internal value are not really comparable
String externalized = BlobTypeDescriptor.INSTANCE.toString( original );
Blob consumed = BlobTypeDescriptor.INSTANCE.fromString( externalized );
try {
PrimitiveByteArrayTypeDescriptor.INSTANCE.areEqual(
DataHelper.extractBytes( original.getBinaryStream() ),
DataHelper.extractBytes( consumed.getBinaryStream() )
);
}
catch ( SQLException e ) {
fail( "SQLException accessing blob : " + e.getMessage() );
}
}
}