1 files changed, 24 insertions, 0 deletions
diff --git a/test/ext/mypy/plugin_files/boolean_col.py b/test/ext/mypy/plugin_files/boolean_col.py
new file mode 100644
index 000000000..3e361ad10
--- /dev/null
+++ b/test/ext/mypy/plugin_files/boolean_col.py
@@ -0,0 +1,24 @@
+from typing import Optional
+
+from sqlalchemy import Boolean
+from sqlalchemy import Column
+from sqlalchemy.orm import declarative_base
+
+Base = declarative_base()
+
+
+class TestBoolean(Base):
+    __tablename__ = "test_boolean"
+
+    flag = Column(Boolean)
+
+    bflag: bool = Column(Boolean(create_constraint=True))
+
+
+expr = TestBoolean.flag.is_(True)
+
+t1 = TestBoolean(flag=True)
+
+x: Optional[bool] = t1.flag
+
+y: bool = t1.bflag