def test_channel_bp_updated_event_handler_channel_not_in_database(context: Context):
metrics_state = save_metrics_state(metrics.REGISTRY)
# only setup the token network without channels
create_default_token_network(context)
event_bp = ReceiveNonClosingBalanceProofUpdatedEvent(
token_network_address=DEFAULT_TOKEN_NETWORK_ADDRESS,
channel_identifier=DEFAULT_CHANNEL_IDENTIFIER,
closing_participant=DEFAULT_PARTICIPANT2,
nonce=Nonce(2),
block_number=BlockNumber(23),
)
channel = context.database.get_channel(
event_bp.token_network_address, event_bp.channel_identifier
)
assert channel is None
assert context.database.channel_count() == 0
non_closing_balance_proof_updated_event_handler(event_bp, context)
assert (
metrics_state.get_delta(
"events_log_errors_total", labels=metrics.ErrorCategory.STATE.to_label_dict()
)
== 1.0
)
def test_channel_bp_updated_event_handler_lower_nonce_than_expected(
context: Context):
metrics_state = save_metrics_state(metrics.REGISTRY)
context = setup_state_with_closed_channel(context)
event_bp = ReceiveNonClosingBalanceProofUpdatedEvent(
token_network_address=DEFAULT_TOKEN_NETWORK_ADDRESS,
channel_identifier=DEFAULT_CHANNEL_IDENTIFIER,
closing_participant=DEFAULT_PARTICIPANT2,
nonce=Nonce(1),
block_number=BlockNumber(23),
)
channel = context.database.get_channel(event_bp.token_network_address,
event_bp.channel_identifier)
assert context.database.channel_count() == 1
assert channel
assert channel.update_status is None
non_closing_balance_proof_updated_event_handler(event_bp, context)
# send twice the same message to trigger the non-increasing nonce
non_closing_balance_proof_updated_event_handler(event_bp, context)
assert (metrics_state.get_delta(
"events_log_errors_total",
labels=metrics.ErrorCategory.PROTOCOL.to_label_dict()) == 1.0)
def test_channel_bp_updated_event_handler_sets_update_status_if_not_set(context: Context):
context = setup_state_with_closed_channel(context)
event_bp = ReceiveNonClosingBalanceProofUpdatedEvent(
token_network_address=DEFAULT_TOKEN_NETWORK_ADDRESS,
channel_identifier=DEFAULT_CHANNEL_IDENTIFIER,
closing_participant=DEFAULT_PARTICIPANT2,
nonce=Nonce(2),
block_number=BlockNumber(23),
)
channel = context.database.get_channel(
event_bp.token_network_address, event_bp.channel_identifier
)
assert channel
assert channel.update_status is None
non_closing_balance_proof_updated_event_handler(event_bp, context)
assert context.database.channel_count() == 1
channel = context.database.get_channel(
event_bp.token_network_address, event_bp.channel_identifier
)
assert channel
assert channel.update_status is not None
assert channel.update_status.nonce == 2
assert channel.update_status.update_sender_address == DEFAULT_PARTICIPANT1
event_bp2 = ReceiveNonClosingBalanceProofUpdatedEvent(
token_network_address=DEFAULT_TOKEN_NETWORK_ADDRESS,
channel_identifier=DEFAULT_CHANNEL_IDENTIFIER,
closing_participant=DEFAULT_PARTICIPANT2,
nonce=Nonce(5),
block_number=BlockNumber(53),
)
non_closing_balance_proof_updated_event_handler(event_bp2, context)
assert context.database.channel_count() == 1
channel = context.database.get_channel(
event_bp.token_network_address, event_bp.channel_identifier
)
assert channel
assert channel.update_status is not None
assert channel.update_status.nonce == 5
assert channel.update_status.update_sender_address == DEFAULT_PARTICIPANT1
