AtomicLongWithTerminalStateJUnitTest.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
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package org.apache.geode.distributed.internal;

import static org.junit.Assert.*;

import org.junit.Test;
import org.junit.experimental.categories.Category;

import org.apache.geode.test.junit.categories.UnitTest;

@Category(UnitTest.class)
public class AtomicLongWithTerminalStateJUnitTest {

  @Test
  public void test() {
    AtomicLongWithTerminalState al = new AtomicLongWithTerminalState();
    assertEquals(23, al.compareAddAndGet(-1, 23));
    assertEquals(23, al.getAndSet(-1));
    // test for terminal state
    assertEquals(-1, al.compareAddAndGet(-1, 12));
    // test for normal delta
    assertEquals(11, al.compareAddAndGet(0, 12));
  }
}