artemis-commons/src/test/java/org/apache/activemq/artemis/utils/PairTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
package org.apache.activemq.artemis.utils;

import org.apache.activemq.artemis.api.core.Pair;
import org.junit.Assert;
import org.junit.Test;

public class PairTest extends Assert {

   @Test
   public void testPair() {
      Pair<Integer, Integer> p = new Pair<>(Integer.valueOf(12), Integer.valueOf(13));
      int hash = p.hashCode();
      p.setA(null);
      assertTrue(hash != p.hashCode());
   }
}