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authorErik Johnston <erik@matrix.org>2020-10-07 15:15:57 +0100
committerGitHub <noreply@github.com>2020-10-07 15:15:57 +0100
commitae5b2a72c09d67311c9830f5a6fae1decce03e1f (patch)
tree47298b27adc6f433eea630e4015633c042131787 /tests/storage/test_base.py
parentUse vector clocks for room stream tokens. (#8439) (diff)
downloadsynapse-ae5b2a72c09d67311c9830f5a6fae1decce03e1f.tar.xz
Reduce serialization errors in MultiWriterIdGen (#8456)
We call `_update_stream_positions_table_txn` a lot, which is an UPSERT
that can conflict in `REPEATABLE READ` isolation level. Instead of doing
a transaction consisting of a single query we may as well run it outside
of a transaction.
Diffstat (limited to 'tests/storage/test_base.py')
-rw-r--r--tests/storage/test_base.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/tests/storage/test_base.py b/tests/storage/test_base.py
index 40ba652248..eac7e4dcd2 100644
--- a/tests/storage/test_base.py
+++ b/tests/storage/test_base.py
@@ -56,6 +56,7 @@ class SQLBaseStoreTestCase(unittest.TestCase):
         engine = create_engine(sqlite_config)
         fake_engine = Mock(wraps=engine)
         fake_engine.can_native_upsert = False
+        fake_engine.in_transaction.return_value = False
 
         db = DatabasePool(Mock(), Mock(config=sqlite_config), fake_engine)
         db._db_pool = self.db_pool