def test_run_backup(self):
zookeeper = flexmock()
# Test with entities.
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
fake_backup.should_receive("get_entity_batch").\
and_return([FAKE_ENCODED_ENTITY])
fake_backup.should_receive("process_entity").\
with_args(FAKE_ENCODED_ENTITY).and_return()
fake_backup.should_receive("get_entity_batch").\
and_return([])
self.assertEquals(None, fake_backup.run_backup())
# Test with no entities.
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
fake_backup.should_receive("get_entity_batch").and_return([])
self.assertEquals(None, fake_backup.run_backup())
# Test with exception tossed.
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
fake_backup.should_receive("get_entity_batch").\
and_raise(AppScaleDBConnectionError)
flexmock(time).should_receive('sleep').and_return()
fake_backup.should_receive("get_entity_batch").and_return([])
self.assertEquals(None, fake_backup.run_backup())
def test_get_entity_batch(self):
zookeeper = flexmock()
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
fake_backup.db_access = FakeDatastore()
self.assertEquals([],
fake_backup.get_entity_batch('app_id', 100, True))
def test_run(self):
zookeeper = flexmock()
ds_factory = flexmock(appscale_datastore_batch.DatastoreFactory)
ds_factory.should_receive("getDatastore").and_return(FakeDatastore())
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
fake_backup.should_receive('set_filename').and_return()
fake_backup.should_receive('backup_source_code').at_most().times(1).\
and_return()
# Test with failure to get the backup lock.
fake_backup.should_receive('get_backup_lock').and_return(False)
flexmock(time).should_receive('sleep').and_return()
# Test with successfully obtaining the backup lock.
fake_backup.should_receive('get_backup_lock').and_return('some/path')
fake_backup.should_receive('run_backup').and_return()
# ... and successfully releasing the lock.
zookeeper.should_receive('release_lock_with_path').and_return(True)
self.assertEquals(None, fake_backup.run())
# ... and failure to release the lock.
zookeeper.should_receive('release_lock_with_path').\
and_raise(ZKTransactionException)
self.assertEquals(None, fake_backup.run())
def test_process_entity(self):
zookeeper = flexmock()
fake_backup = flexmock(DatastoreBackup('app_id', zookeeper,
"cassandra", False, []))
flexmock(re).should_receive('match').at_least().times(2).and_return(None)
flexmock(entity_utils).\
should_receive('get_root_key_from_entity_key').and_return('root_key')
# Test successful operation.
fake_backup.zoo_keeper.should_receive('acquire_lock').and_return(True)
# ... with valid entity.
fake_backup.should_receive('dump_entity').and_return(True)
fake_backup.zoo_keeper.should_receive("release_lock").and_return()
self.assertEquals(True, fake_backup.process_entity(FAKE_ENCODED_ENTITY))
# ... with blacklisted entity.
flexmock(entity_utils).should_receive('fetch_journal_entry').\
and_return(FAKE_ENCODED_ENTITY)
fake_backup.should_receive('dump_entity').and_return(True)
fake_backup.zoo_keeper.should_receive("release_lock").and_return()
self.assertEquals(True, fake_backup.process_entity(FAKE_ENCODED_ENTITY))
# Test with failure to get the entity lock.
fake_backup.zoo_keeper.should_receive('acquire_lock').and_return(False)
fake_backup.zoo_keeper.\
should_receive("notify_failed_transaction").and_return()
fake_backup.zoo_keeper.should_receive("release_lock").and_return()
flexmock(time).should_receive('sleep').and_return()
fake_backup.zoo_keeper.should_receive('acquire_lock').and_return(True)
self.assertEquals(True, fake_backup.process_entity(FAKE_ENCODED_ENTITY))
def test_get_backup_lock(self):
zookeeper = flexmock()
zookeeper.should_receive("get_lock_with_path").and_return(True)
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))
# Test with successfully obtaining the backup lock.
self.assertEquals(True, fake_backup.get_backup_lock())
def test_verify_entity(self):
zookeeper = flexmock()
fake_backup = flexmock(DatastoreBackup('app_id', zookeeper,
"cassandra", False, []))
# Test with valid entity.
zookeeper.should_receive('is_blacklisted').and_return(False)
self.assertEquals(True, fake_backup.verify_entity('key', 'txn_id'))
# Test with blacklisted entity.
zookeeper.should_receive('is_blacklisted').and_return(True)
self.assertEquals(False, fake_backup.verify_entity('key', 'txn_id'))
# Test with exception tossed.
zookeeper.should_receive('is_blacklisted').and_raise(ZKTransactionException)
flexmock(time).should_receive('sleep').and_return()
fake_backup.verify_entity('key', 'txn_id')
def test_init(self):
zookeeper = flexmock()
fake_backup = flexmock(
DatastoreBackup('app_id', zookeeper, "cassandra", False, []))