diff options
| -rw-r--r-- | django/db/backends/postgresql/features.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/django/db/backends/postgresql/features.py b/django/db/backends/postgresql/features.py index 6c20dd87f0..aa68465df9 100644 --- a/django/db/backends/postgresql/features.py +++ b/django/db/backends/postgresql/features.py @@ -85,6 +85,26 @@ class DatabaseFeatures(BaseDatabaseFeatures): } @cached_property + def django_test_expected_failures(self): + expected_failures = set() + if self.uses_server_side_binding: + expected_failures.update( + { + # Parameters passed to expressions in SELECT and GROUP BY + # clauses are not recognized as the same values when using + # server-side binding cursors (#34255). + "aggregation.tests.AggregateTestCase." + "test_group_by_nested_expression_with_params", + } + ) + return expected_failures + + @cached_property + def uses_server_side_binding(self): + options = self.connection.settings_dict["OPTIONS"] + return is_psycopg3 and options.get("server_side_binding") is True + + @cached_property def prohibits_null_characters_in_text_exception(self): if is_psycopg3: return DataError, "PostgreSQL text fields cannot contain NUL (0x00) bytes" |