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EstimationSanityCheckerTest.java
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EstimationSanityCheckerTest.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.unsafe.impl.batchimport.input;
import org.junit.Test;
import org.neo4j.kernel.impl.store.format.RecordFormats;
import org.neo4j.kernel.impl.store.format.standard.Standard;
import org.neo4j.unsafe.impl.batchimport.ImportLogic.Monitor;
import org.neo4j.unsafe.impl.batchimport.input.Input.Estimates;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
public class EstimationSanityCheckerTest
{
@Test
public void shouldWarnAboutCountGettingCloseToCapacity() throws Exception
{
// given
RecordFormats formats = Standard.LATEST_RECORD_FORMATS;
Monitor monitor = mock( Monitor.class );
Estimates estimates = Inputs.knownEstimates( formats.node().getMaxId() - 1000, formats.relationship().getMaxId() - 1000,
0, 0, 0, 0, 0 ); // we don't care about the rest of the estimates in this checking
// when
new EstimationSanityChecker( formats, monitor ).sanityCheck( estimates );
// then
verify( monitor ).mayExceedNodeIdCapacity( formats.node().getMaxId(), estimates.numberOfNodes() );
verify( monitor ).mayExceedRelationshipIdCapacity( formats.relationship().getMaxId(), estimates.numberOfRelationships() );
}
@Test
public void shouldWarnAboutCounthigherThanCapacity() throws Exception
{
// given
RecordFormats formats = Standard.LATEST_RECORD_FORMATS;
Monitor monitor = mock( Monitor.class );
Estimates estimates = Inputs.knownEstimates( formats.node().getMaxId() * 2, formats.relationship().getMaxId() * 2,
0, 0, 0, 0, 0 ); // we don't care about the rest of the estimates in this checking
// when
new EstimationSanityChecker( formats, monitor ).sanityCheck( estimates );
// then
verify( monitor ).mayExceedNodeIdCapacity( formats.node().getMaxId(), estimates.numberOfNodes() );
verify( monitor ).mayExceedRelationshipIdCapacity( formats.relationship().getMaxId(), estimates.numberOfRelationships() );
}
@Test
public void shouldNotWantIfCountWayLowerThanCapacity() throws Exception
{
// given
RecordFormats formats = Standard.LATEST_RECORD_FORMATS;
Monitor monitor = mock( Monitor.class );
Estimates estimates = Inputs.knownEstimates( 1000, 1000,
0, 0, 0, 0, 0 ); // we don't care about the rest of the estimates in this checking
// when
new EstimationSanityChecker( formats, monitor ).sanityCheck( estimates );
// then
verifyNoMoreInteractions( monitor );
}
}