def METHOD_NAME(self):
    self.set_stock(self.product_mp, 1000)
    acc_date = fields.Date.today() - timedelta(days=1)
    location_id = self.picking_type_transfer.default_location_src_id
    location_dest_id = self.picking_type_transfer.default_location_dest_id.copy(
        {"l10n_ro_property_stock_valuation_account_id": self.account_valuation.id}
    )
    _logger.info("Start transfer")
    picking = self.transfer(location_id, location_dest_id)
    picking.move_ids[0].move_line_ids[0].qty_done = 2
    action_data = picking.button_validate()
    backorder_wizard = Form(
        self.env["stock.backorder.confirmation"].with_context(
            **action_data.get("context", {})
        )
    ).save()
    backorder_wizard.l10n_ro_accounting_date = acc_date
    backorder_wizard.process()
    stock_move = picking.move_ids
    _logger.info("Tranfer efectuat")
    self.assertEqual(picking.l10n_ro_accounting_date.date(), acc_date)
    self.assertEqual(stock_move.date.date(), acc_date)
    self.assertEqual(stock_move.move_line_ids.date.date(), acc_date)
    self.assertEqual(
        stock_move.stock_valuation_layer_ids.mapped("create_date")[0].date(),
        acc_date,
    )
    self.assertEqual(stock_move.account_move_ids.date, acc_date)