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from mock import Mock
from synapse.rest import admin
from synapse.rest.client.v1 import login, room
from tests.test_utils import event_injection, make_awaitable
from tests.unittest import FederatingHomeserverTestCase, override_config
class FederationCatchUpTestCases(FederatingHomeserverTestCase):
servlets = [
admin.register_servlets,
room.register_servlets,
login.register_servlets,
]
def make_homeserver(self, reactor, clock):
return self.setup_test_homeserver(
federation_transport_client=Mock(spec=["send_transaction"]),
)
def prepare(self, reactor, clock, hs):
# stub out get_current_hosts_in_room
state_handler = hs.get_state_handler()
# This mock is crucial for destination_rooms to be populated.
state_handler.get_current_hosts_in_room = Mock(
return_value=make_awaitable(["test", "host2"])
)
def get_destination_room(self, room: str, destination: str = "host2") -> dict:
"""
Gets the destination_rooms entry for a (destination, room_id) pair.
Args:
room: room ID
destination: what destination, default is "host2"
Returns:
Dictionary of { event_id: str, stream_ordering: int }
"""
event_id, stream_ordering = self.get_success(
self.hs.get_datastore().db_pool.execute(
"test:get_destination_rooms",
None,
"""
SELECT event_id, stream_ordering
FROM destination_rooms dr
JOIN events USING (stream_ordering)
WHERE dr.destination = ? AND dr.room_id = ?
""",
destination,
room,
)
)[0]
return {"event_id": event_id, "stream_ordering": stream_ordering}
@override_config({"send_federation": True})
def test_catch_up_destination_rooms_tracking(self):
"""
Tests that we populate the `destination_rooms` table as needed.
"""
self.register_user("u1", "you the one")
u1_token = self.login("u1", "you the one")
room = self.helper.create_room_as("u1", tok=u1_token)
self.get_success(
event_injection.inject_member_event(self.hs, room, "@user:host2", "join")
)
event_id_1 = self.helper.send(room, "wombats!", tok=u1_token)["event_id"]
row_1 = self.get_destination_room(room)
event_id_2 = self.helper.send(room, "rabbits!", tok=u1_token)["event_id"]
row_2 = self.get_destination_room(room)
# check: events correctly registered in order
self.assertEqual(row_1["event_id"], event_id_1)
self.assertEqual(row_2["event_id"], event_id_2)
self.assertEqual(row_1["stream_ordering"], row_2["stream_ordering"] - 1)
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