
org.neo4j.gds.GraphHelper Maven / Gradle / Ivy
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.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 .
*/
package org.neo4j.gds;
import com.carrotsearch.hppc.LongArrayList;
import org.neo4j.gds.api.Graph;
import java.util.Arrays;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
public final class GraphHelper {
public static void assertRelationships(Graph graph, long node, long... expected) {
LongArrayList idList = new LongArrayList();
graph.forEachRelationship(node, (s, t) -> {
idList.add(t);
return true;
});
long[] ids = idList.toArray();
Arrays.sort(ids);
Arrays.sort(expected);
assertArrayEquals(expected, ids);
}
private GraphHelper() {
throw new UnsupportedOperationException("No instances");
}
}
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