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-rw-r--r--lib/sqlalchemy/testing/schema.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/testing/schema.py b/lib/sqlalchemy/testing/schema.py
index 93b52ad58..257578668 100644
--- a/lib/sqlalchemy/testing/schema.py
+++ b/lib/sqlalchemy/testing/schema.py
@@ -71,9 +71,12 @@ def Column(*args, **kw):
args = [arg for arg in args if not isinstance(arg, schema.ForeignKey)]
col = schema.Column(*args, **kw)
- if 'test_needs_autoincrement' in test_opts and \
+ if test_opts.get('test_needs_autoincrement', False) and \
kw.get('primary_key', False):
+ if col.default is None and col.server_default is None:
+ col.autoincrement = True
+
# allow any test suite to pick up on this
col.info['test_needs_autoincrement'] = True