def test_error_hydration():
error = Neo4jError.hydrate({"code": "Neo.ClientError.General.Error", "message": "Oops"})
assert isinstance(error, ClientError)
assert error.code == "Neo.ClientError.General.Error"
assert error.classification == "ClientError"
assert error.category == "General"
assert error.title == "Error"
assert error.message == "Oops"
def test_unknown_error():
error = Neo4jError("Oops", "Neo.UnknownError.General.Error")
assert isinstance(error, Neo4jError)
assert error.code == "Neo.UnknownError.General.Error"
assert error.classification == "UnknownError"
assert error.category == "General"
assert error.title == "Error"
assert error.message == "Oops"
assert str(error) == "[General.Error] Oops"
def test_transient_error():
error = Neo4jError("Oops", "Neo.TransientError.General.Error")
assert isinstance(error, TransientError)
assert error.code == "Neo.TransientError.General.Error"
assert error.classification == "TransientError"
assert error.category == "General"
assert error.title == "Error"
assert error.message == "Oops"
assert str(error) == "[General.Error] Oops"
def test_database_error():
error = Neo4jError("Oops", "Neo.DatabaseError.General.Error")
assert isinstance(error, DatabaseError)
assert error.code == "Neo.DatabaseError.General.Error"
assert error.classification == "DatabaseError"
assert error.category == "General"
assert error.title == "Error"
assert error.message == "Oops"
assert str(error) == "[General.Error] Oops"
def test_bad_code_part_count():
with raises(ValueError):
_ = Neo4jError("Oops", "Neo.ClientError.Error")
def test_bad_code_prefix():
with raises(ValueError):
_ = Neo4jError("Oops", "Fake.ClientError.General.Error")
def test_bad_code_type():
with raises(ValueError):
_ = Neo4jError("Oops", None)
def test_lock_client_stopped_error_should_not_retry():
error = Neo4jError("Oops", "Neo.TransientError.Transaction.LockClientStopped")
assert not error.should_retry()
def set_failure(self, **metadata):
self._status = 2
self._failure = Neo4jError.hydrate(metadata)
def test_transient_error_should_not_invalidate_routing_table():
error = Neo4jError("Oops", "Neo.TransientError.General.Error")
assert not error.should_invalidate_routing_table()
def test_database_error_should_not_invalidate_routing_table():
error = Neo4jError("Oops", "Neo.DatabaseError.General.Error")
assert not error.should_invalidate_routing_table()
def test_transient_error_should_retry():
error = Neo4jError("Oops", "Neo.TransientError.General.Error")
assert error.should_retry()
def test_database_error_should_not_retry():
error = Neo4jError("Oops", "Neo.DatabaseError.General.Error")
assert not error.should_retry()
def test_not_a_leader_error_should_retry():
error = Neo4jError("Oops", "Neo.ClientError.Cluster.NotALeader")
assert error.should_retry()
def test_base_error_should_not_retry():
error = Neo4jError("Oops", "Neo.UnknownError.General.Error")
assert not error.should_retry()
def test_client_error_should_not_retry():
error = Neo4jError("Oops", "Neo.ClientError.General.Error")
assert not error.should_retry()
def test_not_a_leader_error_should_invalidate_routing_table():
error = Neo4jError("Oops", "Neo.ClientError.Cluster.NotALeader")
assert error.should_invalidate_routing_table()
def audit(self, tx=None):
if self.errors():
failure = Neo4jError.hydrate(self.errors().pop(0))
if tx is not None:
tx.mark_broken()
raise failure
def test_transaction_terminated_error_should_not_retry():
error = Neo4jError("Oops", "Neo.TransientError.Transaction.Terminated")
assert not error.should_retry()