feat: TreeMap migration (#20346)

tests/unit_tests/conftest.py

@@ -17,6 +17,7 @@
 # pylint: disable=redefined-outer-name, import-outside-toplevel
 
 import importlib
+import os
 from typing import Any, Callable, Iterator
 
 import pytest
@@ -69,7 +70,9 @@ def app() -> Iterator[SupersetApp]:
     app = SupersetApp(__name__)
 
     app.config.from_object("superset.config")
-    app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite://"
+    app.config["SQLALCHEMY_DATABASE_URI"] = (
+        os.environ.get("SUPERSET__SQLALCHEMY_DATABASE_URI") or "sqlite://"
+    )
     app.config["WTF_CSRF_ENABLED"] = False
     app.config["PREVENT_UNSAFE_DB_CONNECTIONS"] = False
     app.config["TESTING"] = True