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.math4.legacy.optim; 18 19 import org.junit.Assert; 20 import org.junit.Test; 21 22 public class PointValuePairTest { 23 @Test 24 public void testEquals() { 25 final double[] p1 = new double[] { 1 }; 26 final PointValuePair pv1 = new PointValuePair(p1, 2); 27 Assert.assertNotEquals(pv1, null); 28 29 final PointValuePair pv2 = new PointValuePair(pv1.getPointRef(), 3); 30 // Same array reference, different objective values. 31 Assert.assertNotEquals(pv1, pv2); 32 33 final PointValuePair pv3 = new PointValuePair(pv2.getPoint(), pv2.getValue()); 34 // Different array reference, same array values, same objective values. 35 Assert.assertEquals(pv2, pv3); 36 37 final double[] p2 = new double[] { p1[0] + 1 }; 38 final PointValuePair pv4 = new PointValuePair(p2, pv2.getValue()); 39 // Different array values, same objective values. 40 Assert.assertNotEquals(pv2, pv4); 41 } 42 }