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Use the chain cover index in get_auth_chain_ids. (#9576)

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This uses a simplified version of get_chain_cover_difference to calculate
auth chain of events.
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Patrick Cloke 2021-03-10 09:57:59 -05:00 • committed by GitHub
parent 918f6ed827
commit 2a99cc6524
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5 changed files with 226 additions and 11 deletions
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76
tests/storage/test_event_federation.py
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@ -118,8 +118,7 @@ class EventFederationWorkerStoreTestCase(tests.unittest.HomeserverTestCase):
r = self.get_success(self.store.get_rooms_with_many_extremities(5, 1, [room1]))
self.assertTrue(r == [room2] or r == [room3])
@parameterized.expand([(True,), (False,)])
def test_auth_difference(self, use_chain_cover_index: bool):
def _setup_auth_chain(self, use_chain_cover_index: bool) -> str:
room_id = "@ROOM:local"
# The silly auth graph we use to test the auth difference algorithm,
@ -165,7 +164,7 @@ class EventFederationWorkerStoreTestCase(tests.unittest.HomeserverTestCase):
"j": 1,
}
# Mark the room as not having a cover index
# Mark the room as maybe having a cover index.
def store_room(txn):
self.store.db_pool.simple_insert_txn(
@ -222,6 +221,77 @@ class EventFederationWorkerStoreTestCase(tests.unittest.HomeserverTestCase):
)
)
return room_id
@parameterized.expand([(True,), (False,)])
def test_auth_chain_ids(self, use_chain_cover_index: bool):
room_id = self._setup_auth_chain(use_chain_cover_index)
# a and b have the same auth chain.
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["a"]))
self.assertCountEqual(auth_chain_ids, ["e", "f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["b"]))
self.assertCountEqual(auth_chain_ids, ["e", "f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(
self.store.get_auth_chain_ids(room_id, ["a", "b"])
)
self.assertCountEqual(auth_chain_ids, ["e", "f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["c"]))
self.assertCountEqual(auth_chain_ids, ["g", "h", "i", "j", "k"])
# d and e have the same auth chain.
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["d"]))
self.assertCountEqual(auth_chain_ids, ["f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["e"]))
self.assertCountEqual(auth_chain_ids, ["f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["f"]))
self.assertCountEqual(auth_chain_ids, ["g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["g"]))
self.assertCountEqual(auth_chain_ids, ["h", "i", "j", "k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["h"]))
self.assertEqual(auth_chain_ids, ["k"])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["i"]))
self.assertEqual(auth_chain_ids, ["j"])
# j and k have no parents.
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["j"]))
self.assertEqual(auth_chain_ids, [])
auth_chain_ids = self.get_success(self.store.get_auth_chain_ids(room_id, ["k"]))
self.assertEqual(auth_chain_ids, [])
# More complex input sequences.
auth_chain_ids = self.get_success(
self.store.get_auth_chain_ids(room_id, ["b", "c", "d"])
)
self.assertCountEqual(auth_chain_ids, ["e", "f", "g", "h", "i", "j", "k"])
auth_chain_ids = self.get_success(
self.store.get_auth_chain_ids(room_id, ["h", "i"])
)
self.assertCountEqual(auth_chain_ids, ["k", "j"])
# e gets returned even though include_given is false, but it is in the
# auth chain of b.
auth_chain_ids = self.get_success(
self.store.get_auth_chain_ids(room_id, ["b", "e"])
)
self.assertCountEqual(auth_chain_ids, ["e", "f", "g", "h", "i", "j", "k"])
# Test include_given.
auth_chain_ids = self.get_success(
self.store.get_auth_chain_ids(room_id, ["i"], include_given=True)
)
self.assertCountEqual(auth_chain_ids, ["i", "j"])
@parameterized.expand([(True,), (False,)])
def test_auth_difference(self, use_chain_cover_index: bool):
room_id = self._setup_auth_chain(use_chain_cover_index)
# Now actually test that various combinations give the right result:
difference = self.get_success(