config.implicitTransactionManagementPolicy(ImplicitTransactionManagementPolicy.NONE);
assertEquals(ImplicitTransactionManagementPolicy.NONE, config.getImplicitTransactionManagementPolicy());
config = DatastoreServiceConfig.Builder.withMaxEntityGroupsPerRpc(5);
assertEquals(new Integer(5), config.getMaxEntityGroupsPerRpc());
config.maxEntityGroupsPerRpc(2);
assertEquals(new Integer(2), config.getMaxEntityGroupsPerRpc());
config = DatastoreServiceConfig.Builder.withReadPolicy(new ReadPolicy(Consistency.EVENTUAL));
assertEquals(new ReadPolicy(Consistency.EVENTUAL).getConsistency(), config.getReadPolicy().getConsistency());
config.readPolicy(new ReadPolicy(Consistency.STRONG));