Simplify

tests/unit_tests/db_engine_specs/test_base.py

@@ -1285,42 +1285,6 @@ def test_start_oauth2_dance_falls_back_to_url_for(mocker: MockerFixture) -> None
     assert error.extra["redirect_uri"] == fallback_uri
 
 
-def test_get_rls_method_default_subquery() -> None:
-    """
-    By default, an engine that supports subqueries and aliases-in-select
-    uses the safer subquery RLS strategy.
-    """
-
-    class _Spec(BaseEngineSpec):
-        allows_subqueries = True
-        allows_alias_in_select = True
-
-    assert _Spec.get_rls_method() == RLSMethod.AS_SUBQUERY
-
-
-def test_get_rls_method_default_predicate_when_no_subqueries() -> None:
-    """
-    Engines without subquery / alias-in-select support fall back to the
-    AST predicate strategy.
-    """
-
-    class _Spec(BaseEngineSpec):
-        allows_subqueries = False
-        allows_alias_in_select = True
-
-    assert _Spec.get_rls_method() == RLSMethod.AS_PREDICATE
-
-
-def test_get_rls_method_class_attribute_override() -> None:
-    """
-    Setting ``rls_method`` on an engine spec opts the engine into a specific
-    strategy regardless of the subquery/alias defaults — used by engines whose
-    sqlglot dialect can parse but not faithfully regenerate SQL.
-    """
-
-    class _SpliceSpec(BaseEngineSpec):
-        allows_subqueries = True
-        allows_alias_in_select = True
-        rls_method = RLSMethod.AS_PREDICATE_SPLICE
-
-    assert _SpliceSpec.get_rls_method() == RLSMethod.AS_PREDICATE_SPLICE
+def test_default_rls_method_is_subquery() -> None:
+    """Base engine spec defaults to subquery-based RLS."""
+    assert BaseEngineSpec.rls_method == RLSMethod.AS_SUBQUERY