def test_partial_update_should_handle_nested_maps(self):
        """Test handling of nested maps in updates
        
        This test verifies that partial updates can correctly handle nested maps.
        """
        res = self.config.document.partial_update_documents([{
            '_id': '2',
            'int_map': {
                'nested': {
                    'too': 'deep'
                }
            }
        }], self.index)
        self.assertTrue(res.errors)
        self.assertEqual(400, res.items[0].status)
        self.assertIn('unsupported field type', res.items[0].error.lower())
Test handling of nested maps in updates
        
        This test verifies that partial updates can correctly handle nested maps.
        
tests/integ_tests/core/document/test_partial_update_semi_structured.py