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RecordChangeSetTest.java
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RecordChangeSetTest.java
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/*
* Copyright (c) 2002-2018 "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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.transaction.state;
import org.junit.Test;
import org.neo4j.kernel.impl.store.NeoStores;
import org.neo4j.kernel.impl.store.NodeStore;
import org.neo4j.kernel.impl.store.PropertyStore;
import org.neo4j.kernel.impl.store.RelationshipGroupStore;
import org.neo4j.kernel.impl.store.RelationshipStore;
import org.neo4j.kernel.impl.store.SchemaStore;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class RecordChangeSetTest
{
@Test
public void shouldStartWithSetsInitializedAndEmpty()
{
// GIVEN
RecordChangeSet changeSet = new RecordChangeSet( mock( Loaders.class ) );
// WHEN
// nothing really
// THEN
assertEquals( 0, changeSet.getNodeRecords().changeSize() );
assertEquals( 0, changeSet.getPropertyRecords().changeSize() );
assertEquals( 0, changeSet.getRelRecords().changeSize() );
assertEquals( 0, changeSet.getSchemaRuleChanges().changeSize() );
assertEquals( 0, changeSet.getRelGroupRecords().changeSize() );
}
@Test
public void shouldClearStateOnClose()
{
// GIVEN
NeoStores mockStore = mock( NeoStores.class );
NodeStore store = mock( NodeStore.class );
when( mockStore.getNodeStore() ).thenReturn( store );
RelationshipStore relationshipStore = mock( RelationshipStore.class );
when( mockStore.getRelationshipStore() ).thenReturn( relationshipStore );
PropertyStore propertyStore = mock( PropertyStore.class );
when( mockStore.getPropertyStore() ).thenReturn( propertyStore );
SchemaStore schemaStore = mock( SchemaStore.class );
when( mockStore.getSchemaStore() ).thenReturn( schemaStore );
RelationshipGroupStore groupStore = mock( RelationshipGroupStore.class );
when( mockStore.getRelationshipGroupStore() ).thenReturn( groupStore );
RecordChangeSet changeSet = new RecordChangeSet( new Loaders( mockStore ) );
// WHEN
/*
* We need to make sure some stuff is stored in the sets being managed. That is why forChangingLinkage() is
* called - otherwise, no changes will be stored and changeSize() would return 0 anyway.
*/
changeSet.getNodeRecords().create( 1L, null ).forChangingLinkage();
changeSet.getPropertyRecords().create( 1L, null ).forChangingLinkage();
changeSet.getRelRecords().create( 1L, null ).forChangingLinkage();
changeSet.getSchemaRuleChanges().create( 1L, null ).forChangingLinkage();
changeSet.getRelGroupRecords().create( 1L, 1 ).forChangingLinkage();
changeSet.close();
// THEN
assertEquals( 0, changeSet.getNodeRecords().changeSize() );
assertEquals( 0, changeSet.getPropertyRecords().changeSize() );
assertEquals( 0, changeSet.getRelRecords().changeSize() );
assertEquals( 0, changeSet.getSchemaRuleChanges().changeSize() );
assertEquals( 0, changeSet.getRelGroupRecords().changeSize() );
}
}