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/**

* Copyright (C) 2017 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.api.service;

import java.util.Set;

import org.junit.Assert;

import org.junit.Test;

import eu.etaxonomy.cdm.common.TreeNode;

import eu.etaxonomy.cdm.model.description.Distribution;

import eu.etaxonomy.cdm.model.location.NamedArea;

import eu.etaxonomy.cdm.test.TermTestBase;

/**

 * @author a.mueller

 * @since 10.03.2017

 *

 */

public class DistributionNodeByAreaLabelComparatorTest extends TermTestBase {

    private static DistributionNodeByAreaLabelComparator comparator = new DistributionNodeByAreaLabelComparator();

    @Test

    public void testComparatorContract() {

        NamedArea nodeId1 = NamedArea.NewInstance();

        TreeNode<Set<Distribution>,NamedArea> node1 = new TreeNode<>(nodeId1);

        nodeId1.setLabel("Germany");

        NamedArea nodeId2 = NamedArea.NewInstance();

        TreeNode<Set<Distribution>,NamedArea> node2 = new TreeNode<>(nodeId2);

        nodeId2.setLabel("Germany");

        Integer result1 = comparator.compare(node1, node2);

        Assert.assertNotEquals(Integer.valueOf(0), result1);

        Integer result2 = comparator.compare(node2, node1);

        Assert.assertNotEquals(Integer.valueOf(0), result2);

        Assert.assertTrue(result1.equals(-result2));

    }

}