diff --git a/modules/sale_shipment_grouping/tests/scenario_sale_shipment_grouping_return.rst b/modules/sale_shipment_grouping/tests/scenario_sale_shipment_grouping_return.rst
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+======================================
+Sale Shipment Grouping Return Scenario
+======================================
+
+Imports::
+
+    >>> from decimal import Decimal
+    >>> from proteus import Model
+
+    >>> from trytond.tests.tools import activate_modules
+    >>> from trytond.modules.company.tests.tools import (
+    ...     create_company, get_company)
+    >>> from trytond.modules.account.tests.tools import (
+    ...     create_chart, get_accounts)
+
+Activate modules::
+
+    >>> config = activate_modules('sale_shipment_grouping')
+
+    >>> Party = Model.get('party.party')
+    >>> ProductCategory = Model.get('product.category')
+    >>> ProductTemplate = Model.get('product.template')
+    >>> ProductUom = Model.get('product.uom')
+    >>> Sale = Model.get('sale.sale')
+
+Create company::
+
+    >>> _ = create_company()
+    >>> company = get_company()
+
+Create chart of accounts::
+
+    >>> _ = create_chart(company)
+    >>> accounts = get_accounts(company)
+
+Create parties::
+
+    >>> customer = Party(name='Customer')
+    >>> customer.sale_shipment_grouping_method = 'standard'
+    >>> customer.save()
+
+Create account category::
+
+    >>> account_category = ProductCategory(name="Account Category")
+    >>> account_category.accounting = True
+    >>> account_category.account_expense = accounts['expense']
+    >>> account_category.account_revenue = accounts['revenue']
+    >>> account_category.save()
+
+Create product::
+
+    >>> unit, = ProductUom.find([('name', '=', "Unit")])
+
+    >>> template = ProductTemplate()
+    >>> template.name = "Product"
+    >>> template.default_uom = unit
+    >>> template.type = 'goods'
+    >>> template.salable = True
+    >>> template.list_price = Decimal('10.0000')
+    >>> template.account_category = account_category
+    >>> template.save()
+    >>> product, = template.products
+
+Return a product::
+
+    >>> sale = Sale()
+    >>> sale.party = customer
+    >>> sale.invoice_method = 'order'
+    >>> sale_line = sale.lines.new()
+    >>> sale_line.product = product
+    >>> sale_line.quantity = -1
+    >>> sale.click('quote')
+    >>> sale.click('confirm')
+    >>> sale.state
+    'processing'
+
+    >>> shipment_return, = sale.shipment_returns