// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.command;

import org.junit.BeforeClass;
import org.junit.Test;
import org.openstreetmap.josm.JOSMFixture;
import org.openstreetmap.josm.data.osm.DataSet;
import org.openstreetmap.josm.data.osm.User;
import org.openstreetmap.josm.data.osm.Way;
import org.openstreetmap.josm.gui.layer.OsmDataLayer;

import nl.jqno.equalsverifier.EqualsVerifier;
import nl.jqno.equalsverifier.Warning;

/**
 * Unit tests of {@link ChangeNodesCommand} class.
 */
public class ChangeNodesCommandTest {

    /**
     * Setup test.
     */
    @BeforeClass
    public static void setUpBeforeClass() {
        JOSMFixture.createUnitTestFixture().init(false);
    }

    /**
     * Unit test of methods {@link ChangeNodesCommand#equals} and {@link ChangeNodesCommand#hashCode}.
     */
    @Test
    public void equalsContract() {
        EqualsVerifier.forClass(ChangeNodesCommand.class).usingGetClass()
            .withPrefabValues(Way.class,
                new Way(1), new Way(2))
            .withPrefabValues(DataSet.class,
                    new DataSet(), new DataSet())
            .withPrefabValues(User.class,
                    User.createOsmUser(1, "foo"), User.createOsmUser(2, "bar"))
            .withPrefabValues(OsmDataLayer.class,
                    new OsmDataLayer(new DataSet(), "1", null), new OsmDataLayer(new DataSet(), "2", null))
            .suppress(Warning.NONFINAL_FIELDS)
            .verify();
    }
}