@Test
public void testGetEmrClusterPricesWithinLowestCoreInstancePriceThresholdSinglePricing() throws Exception
{

    List<EmrClusterPriceDto> pricingList = Arrays.asList(createSimpleEmrClusterPrice(AVAILABILITY_ZONE_1, BigDecimal.ONE));
    List<EmrClusterPriceDto> lowestCoreInstancePriceClusters =
        emrPricingHelper.getEmrClusterPricesWithinLowestCoreInstancePriceThreshold(pricingList, TEN_PERCENT);
    assertEquals(1, lowestCoreInstancePriceClusters.size());
    assertEquals(AVAILABILITY_ZONE_1, lowestCoreInstancePriceClusters.get(0).getAvailabilityZone());
}