def transaction_transport(aiopg_connection, aiopg_cursor, loop):
transport = TransactionalEventTransport(DebugEventTransport())
block(transport.set_connection(aiopg_connection, aiopg_cursor),
loop=loop,
timeout=1)
block(transport.database.migrate(), loop=loop, timeout=1)
return transport
def atomic_context(dummy_bus: BusPath, aiopg_connection):
registry = dummy_bus.client.transport_registry
current_event_transport = registry.get_event_transport("default")
registry.set_event_transport(
"default", TransactionalEventTransport(child_transport=current_event_transport)
)
return lightbus_set_database(dummy_bus, aiopg_connection, apis=["some_api", "some_api2"])
def test_init_multiple_transports(dummy_bus: BusPath, aiopg_connection):
registry = dummy_bus.client.transport_registry
registry.set_event_transport(
"another_api", TransactionalEventTransport(DebugEventTransport()))
with pytest.raises(ApisMustUseSameTransport):
lightbus_set_database(dummy_bus,
aiopg_connection,
apis=["some_api", "another_api"])
def test_from_config():
transport = TransactionalEventTransport.from_config(
config=Config.load_dict({}),
child_transport={"redis": {
"url": "redis://foo/1"
}},
database_class="lightbus.transports.transactional.DbApiConnection",
)
assert isinstance(transport.child_transport, RedisEventTransport)
assert transport.child_transport.connection_parameters[
"address"] == "redis://foo/1"
async def inner():
transport = TransactionalEventTransport(
child_transport=lightbus.RedisEventTransport(
redis_pool=pool,
consumer_group_prefix="test_cg",
consumer_name="test_consumer",
stream_use=StreamUse.PER_EVENT,
)
)
config = dummy_bus.client.config
transport_registry = TransportRegistry().load_config(config)
transport_registry.set_event_transport("default", transport)
client = lightbus.BusClient(config=config, transport_registry=transport_registry)
bus = lightbus.path.BusPath(name="", parent=None, client=client)
return bus
def transactional_bus(dummy_bus: BusPath, new_redis_pool, aiopg_connection,
aiopg_cursor, loop):
transport = TransactionalEventTransport(
child_transport=lightbus.RedisEventTransport(
redis_pool=new_redis_pool(maxsize=10000),
consumer_group_prefix="test_cg",
consumer_name="test_consumer",
stream_use=StreamUse.PER_EVENT,
))
registry = dummy_bus.client.transport_registry
registry.set_event_transport("default", transport)
database = DbApiConnection(aiopg_connection, aiopg_cursor)
# Don't migrate here, that should be handled by the auto-migration
return dummy_bus
async def make_it(event_messages):
async def dummy_consume_method(*args, **kwargs):
for event_message in event_messages:
yield event_message
yield True
transport = TransactionalEventTransport(DebugEventTransport())
# start_transaction=False, as we start a transaction below (using BEGIN)
await transport.set_connection(aiopg_connection, aiopg_cursor)
await aiopg_cursor.execute(
"BEGIN -- transaction_transport_with_consumer")
await transport.database.migrate()
# Commit the migrations
await aiopg_cursor.execute(
"COMMIT -- transaction_transport_with_consumer")
transport.child_transport.consume = dummy_consume_method
return transport
async def test_set_connection_already_set(aiopg_connection, aiopg_cursor):
transport = TransactionalEventTransport(DebugEventTransport())
await transport.set_connection(aiopg_connection, aiopg_cursor)
with pytest.raises(ConnectionAlreadySet):
await transport.set_connection(aiopg_connection, aiopg_cursor)
async def test_set_connection_ok(aiopg_connection, aiopg_cursor):
transport = TransactionalEventTransport(DebugEventTransport())
await transport.set_connection(aiopg_connection, aiopg_cursor)
assert transport.connection == aiopg_connection
assert transport.cursor == aiopg_cursor
assert await active_transactions() == 0
async def transaction_transport(aiopg_connection, aiopg_cursor, loop):
transport = TransactionalEventTransport(DebugEventTransport())
await transport.set_connection(aiopg_connection, aiopg_cursor)
await transport.database.migrate()
return transport
async def test_commit_and_finish_no_database():
transport = TransactionalEventTransport(DebugEventTransport())
with pytest.raises(DatabaseNotSet):
await transport.commit_and_finish()