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   * 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,
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.service.accord.serializers;
  
  import org.junit.Test;
  
  import accord.local.RedundantBefore;
  import accord.utils.Gens;
  import org.apache.cassandra.config.DatabaseDescriptor;
  import org.apache.cassandra.dht.Murmur3Partitioner;
  import org.apache.cassandra.io.Serializers;
  import org.apache.cassandra.io.util.DataOutputBuffer;
  import org.apache.cassandra.utils.AccordGenerators;
  
  import static accord.utils.Property.qt;
  
  public class CommandStoreSerializersTest
  {
      static
      {
          DatabaseDescriptor.clientInitialization();
          DatabaseDescriptor.setPartitionerUnsafe(Murmur3Partitioner.instance);
      }
  
      @Test
      public void redundantBeforeEntry()
      {
          DataOutputBuffer buffer = new DataOutputBuffer();
          qt().forAll(Gens.random(), AccordGenerators.partitioner()).check((rs, partitioner) -> {
              DatabaseDescriptor.setPartitionerUnsafe(partitioner);
              RedundantBefore.Bounds entry = AccordGenerators.redundantBeforeEntry(partitioner).next(rs);
              Serializers.testSerde(buffer, CommandStoreSerializers.redundantBeforeEntry, entry);
          });
      }
  
      @Test
      public void redundantBefore()
      {
          DataOutputBuffer buffer = new DataOutputBuffer();
          qt().forAll(Gens.random(), AccordGenerators.partitioner()).check((rs, partitioner) -> {
              DatabaseDescriptor.setPartitionerUnsafe(partitioner);
              // serializer doesn't support the empty set, so filter out
              RedundantBefore redundantBefore = AccordGenerators.redundantBefore(partitioner).filter(r -> r.size() != 0).next(rs);
              Serializers.testSerde(buffer, CommandStoreSerializers.redundantBefore, redundantBefore);
          });
      }
  
  }