add(record, "TESTDB_3", "localhost_8901", "MASTER");
add(record, "TESTDB_4", "localhost_8901", "MASTER");
add(record, "TESTDB_5", "localhost_8901", "MASTER");
externalViewList.add(new ExternalView(record));
routingTable.onExternalViewChange(externalViewList, changeContext);
instancesList = routingTable.getInstances("TESTDB", "TESTDB_0", "MASTER");
AssertJUnit.assertNotNull(instancesList);
AssertJUnit.assertEquals(instancesList.size(), 1);
instancesSet = routingTable.getInstances("TESTDB", "MASTER");
AssertJUnit.assertNotNull(instancesSet);