VertexTest.java

package org.codehaus.plexus.util.dag;

/*
 * Copyright The Codehaus Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

/**
 * <p>VertexTest class.</p>
 *
 * @author <a href="michal.maczka@dimatics.com">Michal Maczka</a>
 * @version $Id: $Id
 * @since 3.4.0
 */
class VertexTest {
    /**
     * <p>testVertex.</p>
     */
    @Test
    void vertex() {

        final Vertex vertex1 = new Vertex("a");

        assertEquals("a", vertex1.getLabel());

        assertEquals(0, vertex1.getChildren().size());

        assertEquals(0, vertex1.getChildLabels().size());

        final Vertex vertex2 = new Vertex("b");

        assertEquals("b", vertex2.getLabel());

        vertex1.addEdgeTo(vertex2);

        assertEquals(1, vertex1.getChildren().size());

        assertEquals(1, vertex1.getChildLabels().size());

        assertEquals(vertex2, vertex1.getChildren().get(0));

        assertEquals("b", vertex1.getChildLabels().get(0));
    }
}