from django.db import connection from django.test import TestCase class SchemaLoggerTests(TestCase): def test_extra_args(self): editor = connection.schema_editor(collect_sql=True) sql = "SELECT * FROM foo WHERE id in (%s, %s)" params = [42, 1337] with self.assertLogs("django.db.backends.schema", "DEBUG") as cm: editor.execute(sql, params) self.assertEqual(cm.records[0].sql, sql) self.assertEqual(cm.records[0].params, params) self.assertEqual( cm.records[0].getMessage(), "SELECT * FROM foo WHERE id in (%s, %s); (params [42, 1337])", )