1 files changed, 11 insertions, 0 deletions
diff --git a/lib/sqlalchemy/testing/fixtures.py b/lib/sqlalchemy/testing/fixtures.py
index 0ede25176..a52fdd196 100644
--- a/lib/sqlalchemy/testing/fixtures.py
+++ b/lib/sqlalchemy/testing/fixtures.py
@@ -48,6 +48,11 @@ class TestBase(object):
     # skipped.
     __skip_if__ = None
 
+    # If this class should be wrapped in asyncio compatibility functions
+    # when using an async engine. This should be set to False only for tests
+    # that use the asyncio features of sqlalchemy directly
+    __asyncio_wrap__ = True
+
     def assert_(self, val, msg=None):
         assert val, msg
 
@@ -90,6 +95,12 @@ class TestBase(object):
     #       engines.drop_all_tables(metadata, config.db)
 
 
+class AsyncTestBase(TestBase):
+    """Mixin marking a test as using its own explicit asyncio patterns."""
+
+    __asyncio_wrap__ = False
+
+
 class FutureEngineMixin(object):
     @classmethod
     def setup_class(cls):