refactor: add paren to the invert op

Author: chelsea-lin

bigframes/core/compile/sqlglot/expressions/generic_ops.py

@@ -76,8 +76,8 @@ def _(expr: TypedExpr) -> sge.Expression:
 @register_unary_op(ops.invert_op)
 def _(expr: TypedExpr) -> sge.Expression:
     if expr.dtype == dtypes.BOOL_DTYPE:
-        return sge.Not(this=expr.expr)
-    return sge.BitwiseNot(this=expr.expr)
+        return sge.Not(this=sge.paren(expr.expr))
+    return sge.BitwiseNot(this=sge.paren(expr.expr))
 
 
 @register_unary_op(ops.isnull_op)

tests/system/small/engines/test_generic_ops.py

@@ -454,7 +454,7 @@ def test_engines_isin_op(scalars_array_value: array_value.ArrayValue, engine):
     assert_equivalence_execution(arr.node, REFERENCE_ENGINE, engine)
 
 
-@pytest.mark.parametrize("engine", ["polars", "bq"], indirect=True)
+@pytest.mark.parametrize("engine", ["polars", "bq", "bq-sqlglot"], indirect=True)
 def test_engines_isin_op_nested_filter(
     scalars_array_value: array_value.ArrayValue, engine
 ):

tests/unit/core/compile/sqlglot/expressions/snapshots/test_generic_ops/test_invert/out.sql

@@ -7,9 +7,15 @@ WITH `bfcte_0` AS (
 ), `bfcte_1` AS (
   SELECT
     *,
-    ~`bfcol_2` AS `bfcol_6`,
-    ~`bfcol_1` AS `bfcol_7`,
-    NOT `bfcol_0` AS `bfcol_8`
+    ~(
+      `bfcol_2`
+    ) AS `bfcol_6`,
+    ~(
+      `bfcol_1`
+    ) AS `bfcol_7`,
+    NOT (
+      `bfcol_0`
+    ) AS `bfcol_8`
   FROM `bfcte_0`
 )
 SELECT