/*
 * 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 <http://www.gnu.org/licenses/>.
 */
package org.neo4j.internal.counts;

import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.neo4j.internal.counts.GBPTreeCountsStore.relationshipKey;

import java.util.Set;
import java.util.TreeSet;
import org.junit.jupiter.api.Test;

class CountsLayoutTest {
    @Test
    void shouldDifferentiateBetweenRelationshipKeys() {
        // given
        CountsLayout layout = new CountsLayout();
        Set<CountsKey> keys = new TreeSet<>(layout);

        // when
        for (int s = -1; s < 10; s++) {
            for (int t = -1; t < 10; t++) {
                for (int e = -1; e < 10; e++) {
                    // then
                    CountsKey key = relationshipKey(s, t, e);
                    assertTrue(keys.add(key));
                }
            }
        }
    }
}
