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AnyTagFilterTest.java
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AnyTagFilterTest.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.load_balancing.plugins.server_policies;
import org.junit.Test;
import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
import org.neo4j.causalclustering.identity.MemberId;
import org.neo4j.helpers.AdvertisedSocketAddress;
import static org.junit.Assert.assertEquals;
import static org.neo4j.helpers.collection.Iterators.asSet;
public class AnyTagFilterTest
{
@Test
public void shouldReturnServersMatchingAnyTag() throws Exception
{
// given
AnyTagFilter tagFilter = new AnyTagFilter( asSet( "china-west", "europe" ) );
ServerInfo serverA = new ServerInfo( new AdvertisedSocketAddress( "bolt", 1 ), new MemberId( UUID.randomUUID() ), asSet( "china-west" ) );
ServerInfo serverB = new ServerInfo( new AdvertisedSocketAddress( "bolt", 2 ), new MemberId( UUID.randomUUID() ), asSet( "europe" ) );
ServerInfo serverC = new ServerInfo( new AdvertisedSocketAddress( "bolt", 3 ), new MemberId( UUID.randomUUID() ), asSet( "china", "china-west" ) );
ServerInfo serverD = new ServerInfo( new AdvertisedSocketAddress( "bolt", 4 ), new MemberId( UUID.randomUUID() ), asSet( "china-west", "china" ) );
ServerInfo serverE = new ServerInfo( new AdvertisedSocketAddress( "bolt", 5 ), new MemberId( UUID.randomUUID() ), asSet( "china-east", "asia" ) );
ServerInfo serverF = new ServerInfo( new AdvertisedSocketAddress( "bolt", 6 ), new MemberId( UUID.randomUUID() ), asSet( "europe-west" ) );
ServerInfo serverG = new ServerInfo( new AdvertisedSocketAddress( "bolt", 7 ), new MemberId( UUID.randomUUID() ), asSet( "china-west", "europe" ) );
ServerInfo serverH = new ServerInfo( new AdvertisedSocketAddress( "bolt", 8 ), new MemberId( UUID.randomUUID() ), asSet( "africa" ) );
Set<ServerInfo> data = asSet( serverA, serverB, serverC, serverD, serverE, serverF, serverG, serverH );
// when
Set<ServerInfo> output = tagFilter.apply( data );
// then
Set<Integer> ports = new HashSet<>();
for ( ServerInfo info : output )
{
ports.add( info.boltAddress().getPort() );
}
assertEquals( asSet( 1, 2, 3, 4, 7 ), ports );
}
}