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.assertFalse; 020 import static org.junit.Assert.assertTrue; 021 import static org.junit.Assert.fail; 022 023 import org.junit.Test; 024 025 public class BinaryChromosomeTest { 026 027 @Test 028 public void testInvalidConstructor() { 029 Integer[][] reprs = new Integer[][] { 030 new Integer[] {0,1,0,1,2}, 031 new Integer[] {0,1,0,1,-1} 032 }; 033 034 for (Integer[] repr : reprs) { 035 try { 036 new DummyBinaryChromosome(repr); 037 fail("Exception not caught"); 038 } catch (IllegalArgumentException e) { 039 040 } 041 } 042 } 043 044 @Test 045 public void testRandomConstructor() { 046 for (int i=0; i<20; i++) { 047 new DummyBinaryChromosome(BinaryChromosome.randomBinaryRepresentation(10)); 048 } 049 } 050 051 @Test 052 public void testIsSame() { 053 Chromosome c1 = new DummyBinaryChromosome(new Integer[] {0,1,0,1,0,1}); 054 Chromosome c2 = new DummyBinaryChromosome(new Integer[] {0,1,1,0,1}); 055 Chromosome c3 = new DummyBinaryChromosome(new Integer[] {0,1,0,1,0,1,1}); 056 Chromosome c4 = new DummyBinaryChromosome(new Integer[] {1,1,0,1,0,1}); 057 Chromosome c5 = new DummyBinaryChromosome(new Integer[] {0,1,0,1,0,0}); 058 Chromosome c6 = new DummyBinaryChromosome(new Integer[] {0,1,0,1,0,1}); 059 060 assertFalse(c1.isSame(c2)); 061 assertFalse(c1.isSame(c3)); 062 assertFalse(c1.isSame(c4)); 063 assertFalse(c1.isSame(c5)); 064 assertTrue(c1.isSame(c6)); 065 } 066 067 }