public String[] getCodes() {
    return codes;
  }
@Test
  public void codesArePickedUpFromPlugins() {
    PartitionSettings settings = new PartitionSettings( StepPartitioningMeta.methodCodes.length,
      transMeta, stepMeta, partitionSchemasProvider );

    assertTrue( Arrays.equals( StepPartitioningMeta.methodCodes, settings.getCodes() ) );
  }