@Test
public void verifyUpdateOnly()
{

    accumulator.partitionEvents( createEvents( 5 ), ImportStrategy.UPDATE, new ArrayMap<>() );
    assertAccumulator( 0, 5, 0 );
    reset();
    accumulator.partitionEvents( createEvents( 5 ), ImportStrategy.UPDATES, new ArrayMap<>() );
    assertAccumulator( 0, 5, 0 );
}