public void testDeleteFromServer() {
SimpleEntity newEntity = new SimpleEntity();
newEntity.setString("the string value");
newEntity.setDate(new Timestamp(1234567L));
newEntity.setInteger(9999);
ErraiEntityManager esem = csm.getExpectedStateEm();
ErraiEntityManager dsem = csm.getDesiredStateEm();
// persist this as both the "expected state" from the server and the "desired state" on the
// client
SimpleEntity originalEntityState = esem.merge(newEntity);
esem.flush();
esem.clear();
dsem.persist(originalEntityState);
dsem.flush();
dsem.clear();
List<SyncRequestOperation<SimpleEntity>> expectedClientRequests =
new ArrayList<SyncRequestOperation<SimpleEntity>>();
expectedClientRequests.add(SyncRequestOperation.unchanged(originalEntityState));
// now cook up a server response that says it got deleted
List<SyncResponse<SimpleEntity>> fakeServerResponses =
new ArrayList<SyncResponse<SimpleEntity>>();
fakeServerResponses.add(new DeleteResponse<SimpleEntity>(newEntity));
performColdSync(expectedClientRequests, fakeServerResponses);
assertNull(esem.find(SimpleEntity.class, newEntity.getId()));
assertNull(dsem.find(SimpleEntity.class, newEntity.getId()));
// finally, ensure the deleted entity is not stuck in the REMOVED state
// (should be NEW or DETACHED; we can verify by trying to merge it)
try {
esem.merge(newEntity);
} catch (IllegalArgumentException e) {
fail("Merging removed entity failed: " + e);
}
try {
dsem.merge(newEntity);
} catch (IllegalArgumentException e) {
fail("Merging removed entity failed: " + e);
}
}
public void testUpdateFromServer() {
SimpleEntity newEntity = new SimpleEntity();
newEntity.setString("the string value");
newEntity.setDate(new Timestamp(1234567L));
newEntity.setInteger(9999);
ErraiEntityManager esem = csm.getExpectedStateEm();
ErraiEntityManager dsem = csm.getDesiredStateEm();
// persist this as both the "expected state" from the server and the "desired state" on the
// client
SimpleEntity originalEntityState = esem.merge(newEntity);
esem.flush();
esem.clear();
dsem.persist(originalEntityState);
dsem.flush();
dsem.clear();
List<SyncRequestOperation<SimpleEntity>> expectedClientRequests =
new ArrayList<SyncRequestOperation<SimpleEntity>>();
expectedClientRequests.add(SyncRequestOperation.unchanged(originalEntityState));
// now cook up a server response that says something changed
SimpleEntity.setId(newEntity, originalEntityState.getId());
newEntity.setString("a new string value");
newEntity.setInteger(110011);
List<SyncResponse<SimpleEntity>> fakeServerResponses =
new ArrayList<SyncResponse<SimpleEntity>>();
fakeServerResponses.add(new UpdateResponse<SimpleEntity>(newEntity));
performColdSync(expectedClientRequests, fakeServerResponses);
SimpleEntity changedEntityExpected = esem.find(SimpleEntity.class, newEntity.getId());
SimpleEntity changedEntityDesired = dsem.find(SimpleEntity.class, newEntity.getId());
assertEquals(changedEntityExpected.toString(), newEntity.toString());
assertEquals(changedEntityDesired.toString(), newEntity.toString());
assertNotSame(changedEntityDesired, changedEntityExpected);
}
