1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.math.genetics;
18  
19  import static org.junit.Assert.*;
20  
21  import java.util.Iterator;
22  
23  import org.junit.Test;
24  
25  public class FixedGenerationCountTest {
26  
27      @Test
28      public void testIsSatisfied() {
29          FixedGenerationCount fgc = new FixedGenerationCount(20);
30          
31          int cnt = 0;
32          Population pop = new Population() {
33              public void addChromosome(Chromosome chromosome) {
34                  // unimportant
35              }
36              public Chromosome getFittestChromosome() {
37                  // unimportant
38                  return null;
39              }
40              public int getPopulationLimit() {
41                  // unimportant
42                  return 0;
43              }
44              public int getPopulationSize() {
45                  // unimportant
46                  return 0;
47              }
48              public Population nextGeneration() {
49                  // unimportant
50                  return null;
51              }
52              public Iterator<Chromosome> iterator() {
53                  // unimportant
54                  return null;
55              }
56          };
57          
58          while (!fgc.isSatisfied(pop))
59              cnt++;
60          assertEquals(20, cnt);
61      }
62  
63  }