// use the subject argument.
DriftChangeSetSummary actualSummary = driftServer.saveChangeSet(null, resourceId, changeSetZip);
// verify that the change set was persisted
ChangeSetDAO changeSetDAO = new ChangeSetDAO(morphia, connection, "rhqtest");
List<MongoDBChangeSet> changeSets = changeSetDAO.find().asList();
assertEquals(changeSets.size(), 1, "Expected to find one change set in the database.");
MongoDBChangeSet actual = changeSets.get(0);
MongoDBChangeSet expected = new MongoDBChangeSet();