95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
| # -*- coding: utf-8 -*-
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| # Copyright 2018 New Vector Ltd
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| 
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| from twisted.internet import defer
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| 
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| from synapse.api.errors import NotFoundError
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| from synapse.rest.client.v1 import room
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| 
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| from tests.unittest import HomeserverTestCase
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| 
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| 
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| class PurgeTests(HomeserverTestCase):
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| 
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|     user_id = "@red:server"
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|     servlets = [room.register_servlets]
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| 
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|     def make_homeserver(self, reactor, clock):
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|         hs = self.setup_test_homeserver("server", http_client=None)
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|         return hs
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| 
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|     def prepare(self, reactor, clock, hs):
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|         self.room_id = self.helper.create_room_as(self.user_id)
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| 
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|     def test_purge(self):
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|         """
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|         Purging a room will delete everything before the topological point.
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|         """
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|         # Send four messages to the room
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|         first = self.helper.send(self.room_id, body="test1")
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|         second = self.helper.send(self.room_id, body="test2")
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|         third = self.helper.send(self.room_id, body="test3")
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|         last = self.helper.send(self.room_id, body="test4")
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| 
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|         store = self.hs.get_datastore()
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|         storage = self.hs.get_storage()
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| 
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|         # Get the topological token
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|         event = self.get_success(
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|             store.get_topological_token_for_event(last["event_id"])
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|         )
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| 
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|         # Purge everything before this topological token
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|         self.get_success(storage.purge_events.purge_history(self.room_id, event, True))
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| 
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|         # 1-3 should fail and last will succeed, meaning that 1-3 are deleted
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|         # and last is not.
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|         self.get_failure(store.get_event(first["event_id"]), NotFoundError)
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|         self.get_failure(store.get_event(second["event_id"]), NotFoundError)
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|         self.get_failure(store.get_event(third["event_id"]), NotFoundError)
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|         self.get_success(store.get_event(last["event_id"]))
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| 
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|     def test_purge_wont_delete_extrems(self):
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|         """
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|         Purging a room will delete everything before the topological point.
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|         """
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|         # Send four messages to the room
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|         first = self.helper.send(self.room_id, body="test1")
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|         second = self.helper.send(self.room_id, body="test2")
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|         third = self.helper.send(self.room_id, body="test3")
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|         last = self.helper.send(self.room_id, body="test4")
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| 
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|         storage = self.hs.get_datastore()
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| 
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|         # Set the topological token higher than it should be
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|         event = self.get_success(
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|             storage.get_topological_token_for_event(last["event_id"])
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|         )
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|         event = "t{}-{}".format(
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|             *list(map(lambda x: x + 1, map(int, event[1:].split("-"))))
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|         )
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| 
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|         # Purge everything before this topological token
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|         purge = defer.ensureDeferred(storage.purge_history(self.room_id, event, True))
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|         self.pump()
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|         f = self.failureResultOf(purge)
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|         self.assertIn("greater than forward", f.value.args[0])
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| 
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|         # Try and get the events
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|         self.get_success(storage.get_event(first["event_id"]))
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|         self.get_success(storage.get_event(second["event_id"]))
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|         self.get_success(storage.get_event(third["event_id"]))
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|         self.get_success(storage.get_event(last["event_id"]))
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