@VisibleForTesting String createRunConfigurationName( List<String> runConfigurations, String slaveServerName ) {
    String defaultName = String.format( "pentaho_auto_%s_config", slaveServerName );
    long count = runConfigurations.stream().filter( s -> s.matches( defaultName + "(_\\d)*" ) ).count();
    if ( count == 0 ) {
      return defaultName;
    }

    Optional<Integer> index = runConfigurations.stream()
      .filter( s -> s.matches( defaultName + "_\\d+" ) )
      .map( s -> s.substring( defaultName.length() + 1 ) )
      .filter( s -> s.matches( "\\d+" ) )
      .map( Integer::valueOf )
      .sorted( Comparator.reverseOrder() )
      .findFirst();

    return String.format( "%s_%d", defaultName, index.orElse( 0 ) + 1 );
  }
@Test
  public void testCreateRunConfigurationName() throws Exception {
    assertEquals( "pentaho_auto_carte_config",
      runConfigurationImportExtensionPoint.createRunConfigurationName( Collections.emptyList(), "carte" ) );

    assertEquals( "pentaho_auto_carte_config_3",
      runConfigurationImportExtensionPoint.createRunConfigurationName(
        Arrays.asList( "pentaho_auto_carte_config_2", "pentaho_auto_carte_config_manuallyUpdated" ), "carte" ) );
  }