private void put10Entries(Region custRegion, Region orderRegion) {
        for (int i = 0; i < 10; i++) {
          CustId custId = new CustId(i);
          Customer customer = new Customer("customer" + i, "address" + i);
          OrderId orderId = new OrderId(i, custId);
          Order order = new Order("order" + i);
          custRegion.put(custId, customer);
          orderRegion.put(orderId, order);
        }
      }
When we have narrowed down on a target node for a transaction, test that we throw an exception
if that node does not host primary for subsequent entries
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/RemoteTransactionDUnitTest.java