content: package org.apache.cassandra.gms;
  /*
   *
   * 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.
   *
   */
  
  
  import static org.junit.Assert.*;
  
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import org.apache.cassandra.config.DatabaseDescriptor;
  import org.apache.cassandra.locator.InetAddressAndPort;
  import org.apache.cassandra.utils.FBUtilities;
  
  public class ArrivalWindowTest
  {
      @BeforeClass
      public static void beforeClass()
      {
          DatabaseDescriptor.setDefaultFailureDetector();
      }
  
      @Test
      public void testWithNanoTime()
      {
          final ArrivalWindow windowWithNano = new ArrivalWindow(4);
          final long toNano = 1000000L;
          InetAddressAndPort ep = FBUtilities.getLocalAddressAndPort();
          windowWithNano.add(111 * toNano, ep);
          windowWithNano.add(222 * toNano, ep);
          windowWithNano.add(333 * toNano, ep);
          windowWithNano.add(444 * toNano, ep);
          windowWithNano.add(555 * toNano, ep);
  
          //all good
          assertEquals(1.0, windowWithNano.phi(666 * toNano), 0.01);
          //oh noes, a much higher timestamp, something went wrong!
          assertEquals(22.03, windowWithNano.phi(3000 * toNano), 0.01);
      }
  }
  