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FreeIdFilteredIdGeneratorFactoryTest.java
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FreeIdFilteredIdGeneratorFactoryTest.java
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/*
* Copyright (c) 2002-2017 "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.causalclustering.core.state.machines.id;
import org.junit.Test;
import java.io.File;
import org.neo4j.kernel.impl.store.id.IdGenerator;
import org.neo4j.kernel.impl.store.id.IdGeneratorFactory;
import org.neo4j.kernel.impl.store.id.IdType;
import static org.hamcrest.Matchers.instanceOf;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
public class FreeIdFilteredIdGeneratorFactoryTest
{
private IdGeneratorFactory idGeneratorFactory = mock( IdGeneratorFactory.class );
private File file = mock( File.class );
@Test
public void openFilteredGenerator() throws Exception
{
FreeIdFilteredIdGeneratorFactory filteredGenerator = createFilteredFactory();
IdType idType = IdType.NODE;
long highId = 1L;
long maxId = 10L;
IdGenerator idGenerator = filteredGenerator.open( file, idType, highId, maxId );
verify( idGeneratorFactory ).open( file, idType, highId, maxId );
assertThat( idGenerator, instanceOf( FreeIdFilteredIdGenerator.class ) );
}
@Test
public void openFilteredGeneratorWithGrabSize() throws Exception
{
FreeIdFilteredIdGeneratorFactory filteredGenerator = createFilteredFactory();
IdType idType = IdType.NODE;
long highId = 1L;
long maxId = 10L;
int grabSize = 5;
IdGenerator idGenerator = filteredGenerator.open( file, grabSize, idType, highId, maxId );
verify( idGeneratorFactory ).open( file, grabSize, idType, highId, maxId );
assertThat( idGenerator, instanceOf( FreeIdFilteredIdGenerator.class ) );
}
private FreeIdFilteredIdGeneratorFactory createFilteredFactory()
{
return new FreeIdFilteredIdGeneratorFactory( idGeneratorFactory, () -> true );
}
}