content: /*
   * 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.cassandra.dht;
  
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Set;
  
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  public class BoundsTest
  {
  
      private Bounds<Token> bounds(long left, long right)
      {
          return new Bounds<Token>(new Murmur3Partitioner.LongToken(left), new Murmur3Partitioner.LongToken(right));
      }
  
      @Test
      /**
       * [0,1],[0,5],[1,8],[4,10] = [0, 10]
       * [15,19][19,20] = [15,20]
       * [21, 22] = [21,22]
       */
      public void testGetNonOverlappingBounds()
      {
          List<Bounds<Token>> bounds = new LinkedList<>();
          bounds.add(bounds(19, 20));
          bounds.add(bounds(0, 1));
          bounds.add(bounds(4, 10));
          bounds.add(bounds(15, 19));
          bounds.add(bounds(0, 5));
          bounds.add(bounds(21, 22));
          bounds.add(bounds(1, 8));
  
          Set<Bounds<Token>> nonOverlappingBounds = Bounds.getNonOverlappingBounds(bounds);
          assertEquals(3, nonOverlappingBounds.size());
          assertTrue(nonOverlappingBounds.contains(bounds(0, 10)));
          assertTrue(nonOverlappingBounds.contains(bounds(15,20)));
          assertTrue(nonOverlappingBounds.contains(bounds(21,22)));
      }
  }
  