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   * Licensed to the Apache Software Foundation (ASF) under one
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   * distributed with this work for additional information
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   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
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   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
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  package org.apache.cassandra.stress.settings;
  
  import java.io.ByteArrayOutputStream;
  import java.io.ObjectOutputStream;
  import java.util.Arrays;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  
  import org.junit.Test;
  
  import org.apache.cassandra.stress.report.StressMetrics;
  
  import static org.junit.Assert.assertEquals;
  
  public class StressSettingsTest
  {
      @Test
      public void isSerializable() throws Exception
      {
          Map<String, String[]> args = new HashMap<>();
          args.put("write", new String[] {});
          StressSettings settings = StressSettings.get(args);
          // Will throw if not all settings are Serializable
          new ObjectOutputStream(new ByteArrayOutputStream()).writeObject(settings);
      }
  
      @Test
      public void test16473()
      {
          Set<String> jmxNodes = StressMetrics.toJmxNodes(new HashSet<String>(Arrays.asList("127.0.0.1:9042", "127.0.0.1")));
          assertEquals(0, jmxNodes.stream().filter(n -> n.contains(":")).count());
      }
  }
  