001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.commons.math.genetics;
018    
019    import static org.junit.Assert.*;
020    
021    import java.util.Iterator;
022    
023    import org.junit.Test;
024    
025    public class FixedGenerationCountTest {
026    
027        @Test
028        public void testIsSatisfied() {
029            FixedGenerationCount fgc = new FixedGenerationCount(20);
030            
031            int cnt = 0;
032            Population pop = new Population() {
033                public void addChromosome(Chromosome chromosome) {
034                    // unimportant
035                }
036                public Chromosome getFittestChromosome() {
037                    // unimportant
038                    return null;
039                }
040                public int getPopulationLimit() {
041                    // unimportant
042                    return 0;
043                }
044                public int getPopulationSize() {
045                    // unimportant
046                    return 0;
047                }
048                public Population nextGeneration() {
049                    // unimportant
050                    return null;
051                }
052                public Iterator<Chromosome> iterator() {
053                    // unimportant
054                    return null;
055                }
056            };
057            
058            while (!fgc.isSatisfied(pop))
059                cnt++;
060            assertEquals(20, cnt);
061        }
062    
063    }