Add a basic test for purging rooms. (#9541)

Unfortunately this doesn't test re-joining the room since
that requires having another homeserver to query over
federation, which isn't easily doable in unit tests.
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Patrick Cloke 2021-03-08 09:21:36 -05:00 committed by GitHub
parent b988b07bb0
commit cb7fc7523e
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2 changed files with 46 additions and 26 deletions

1
changelog.d/9541.misc Normal file
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@ -0,0 +1 @@
Add an additional test for purging a room.

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@ -13,9 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
from synapse.api.errors import NotFoundError
from synapse.api.errors import NotFoundError, SynapseError
from synapse.rest.client.v1 import room
from tests.unittest import HomeserverTestCase
@ -33,9 +31,12 @@ class PurgeTests(HomeserverTestCase):
def prepare(self, reactor, clock, hs):
self.room_id = self.helper.create_room_as(self.user_id)
def test_purge(self):
self.store = hs.get_datastore()
self.storage = self.hs.get_storage()
def test_purge_history(self):
"""
Purging a room will delete everything before the topological point.
Purging a room history will delete everything before the topological point.
"""
# Send four messages to the room
first = self.helper.send(self.room_id, body="test1")
@ -43,30 +44,27 @@ class PurgeTests(HomeserverTestCase):
third = self.helper.send(self.room_id, body="test3")
last = self.helper.send(self.room_id, body="test4")
store = self.hs.get_datastore()
storage = self.hs.get_storage()
# Get the topological token
token = self.get_success(
store.get_topological_token_for_event(last["event_id"])
self.store.get_topological_token_for_event(last["event_id"])
)
token_str = self.get_success(token.to_string(self.hs.get_datastore()))
# Purge everything before this topological token
self.get_success(
storage.purge_events.purge_history(self.room_id, token_str, True)
self.storage.purge_events.purge_history(self.room_id, token_str, True)
)
# 1-3 should fail and last will succeed, meaning that 1-3 are deleted
# and last is not.
self.get_failure(store.get_event(first["event_id"]), NotFoundError)
self.get_failure(store.get_event(second["event_id"]), NotFoundError)
self.get_failure(store.get_event(third["event_id"]), NotFoundError)
self.get_success(store.get_event(last["event_id"]))
self.get_failure(self.store.get_event(first["event_id"]), NotFoundError)
self.get_failure(self.store.get_event(second["event_id"]), NotFoundError)
self.get_failure(self.store.get_event(third["event_id"]), NotFoundError)
self.get_success(self.store.get_event(last["event_id"]))
def test_purge_wont_delete_extrems(self):
def test_purge_history_wont_delete_extrems(self):
"""
Purging a room will delete everything before the topological point.
Purging a room history will delete everything before the topological point.
"""
# Send four messages to the room
first = self.helper.send(self.room_id, body="test1")
@ -74,22 +72,43 @@ class PurgeTests(HomeserverTestCase):
third = self.helper.send(self.room_id, body="test3")
last = self.helper.send(self.room_id, body="test4")
storage = self.hs.get_datastore()
# Set the topological token higher than it should be
token = self.get_success(
storage.get_topological_token_for_event(last["event_id"])
self.store.get_topological_token_for_event(last["event_id"])
)
event = "t{}-{}".format(token.topological + 1, token.stream + 1)
# Purge everything before this topological token
purge = defer.ensureDeferred(storage.purge_history(self.room_id, event, True))
self.pump()
f = self.failureResultOf(purge)
f = self.get_failure(
self.storage.purge_events.purge_history(self.room_id, event, True),
SynapseError,
)
self.assertIn("greater than forward", f.value.args[0])
# Try and get the events
self.get_success(storage.get_event(first["event_id"]))
self.get_success(storage.get_event(second["event_id"]))
self.get_success(storage.get_event(third["event_id"]))
self.get_success(storage.get_event(last["event_id"]))
self.get_success(self.store.get_event(first["event_id"]))
self.get_success(self.store.get_event(second["event_id"]))
self.get_success(self.store.get_event(third["event_id"]))
self.get_success(self.store.get_event(last["event_id"]))
def test_purge_room(self):
"""
Purging a room will delete everything about it.
"""
# Send four messages to the room
first = self.helper.send(self.room_id, body="test1")
# Get the current room state.
state_handler = self.hs.get_state_handler()
create_event = self.get_success(
state_handler.get_current_state(self.room_id, "m.room.create", "")
)
self.assertIsNotNone(create_event)
# Purge everything before this topological token
self.get_success(self.storage.purge_events.purge_room(self.room_id))
# The events aren't found.
self.store._invalidate_get_event_cache(create_event.event_id)
self.get_failure(self.store.get_event(create_event.event_id), NotFoundError)
self.get_failure(self.store.get_event(first["event_id"]), NotFoundError)