@Test
public void testOperationResponseParameters() throws Exception {

    AWSServiceHandlerManifest serviceManifest = mapper.readValue(testParameterWhitelist, AWSServiceHandlerManifest.class);
    AWSOperationHandlerManifest operationManifest = serviceManifest.getOperationHandlerManifest("DynamoDb");
    AWSOperationHandler operationHandler = operationManifest.getOperationHandler("DeleteItem");
    HashSet<String> parameters = operationHandler.getResponseParameters();
    Assert.assertEquals(true, parameters.contains("ConsumedCapacity"));
    Assert.assertEquals(true, parameters.contains("ItemCollectionMetrics"));
}