Add test scenario for sale advance payment with invoice on shipment

#12319

modules/sale_advance_payment/tests/scenario_sale_advance_payment_on_shipment.rst

@@ -0,0 +1,166 @@
+=========================================
+Sale Advance Payment On Shipment Scenario
+=========================================
+
+Imports::
+
+    >>> from decimal import Decimal
+
+    >>> from proteus import Model, Wizard
+    >>> 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_fiscalyear, create_chart, get_accounts)
+    >>> from trytond.modules.account_invoice.tests.tools import (
+    ...     set_fiscalyear_invoice_sequences)
+    >>> from trytond.modules.sale_advance_payment.tests.tools import (
+    ...     create_advance_payment_term, add_advance_payment_accounts)
+
+Activate modules::
+
+    >>> config = activate_modules('sale_advance_payment')
+
+    >>> Journal = Model.get('account.journal')
+    >>> Party = Model.get('party.party')
+    >>> PaymentMethod = Model.get('account.invoice.payment.method')
+    >>> ProductCategory = Model.get('product.category')
+    >>> ProductTemplate = Model.get('product.template')
+    >>> ProductUoM = Model.get('product.uom')
+    >>> Sale = Model.get('sale.sale')
+
+Create a company::
+
+    >>> _ = create_company()
+    >>> company = get_company()
+
+Create a chart of accounts::
+
+    >>> _ = create_chart(company)
+    >>> accounts = add_advance_payment_accounts(get_accounts(company))
+
+Create a fiscal year::
+
+    >>> fiscalyear = set_fiscalyear_invoice_sequences(
+    ...     create_fiscalyear(company))
+    >>> fiscalyear.click('create_period')
+
+Set a payment method::
+
+    >>> cash_journal, = Journal.find([('type', '=', 'cash')])
+    >>> payment_method = PaymentMethod()
+    >>> payment_method.name = "Cash"
+    >>> payment_method.journal = cash_journal
+    >>> payment_method.credit_account = accounts['cash']
+    >>> payment_method.debit_account = accounts['cash']
+    >>> payment_method.save()
+
+Create a product::
+
+    >>> unit, = ProductUoM.find([('name', '=', "Unit")])
+
+    >>> account_category = ProductCategory(name="Accounting")
+    >>> account_category.accounting = True
+    >>> account_category.account_revenue = accounts['revenue']
+    >>> account_category.save()
+
+    >>> template = ProductTemplate(name="Product")
+    >>> template.default_uom = unit
+    >>> template.type = 'goods'
+    >>> template.salable = True
+    >>> template.list_price = Decimal('20.0000')
+    >>> template.account_category = account_category
+    >>> template.save()
+    >>> product, = template.products
+
+Create a customer::
+
+    >>> customer = Party(name="Customer")
+    >>> customer.save()
+
+Create an advance payment term::
+
+    >>> advance_payment_term = create_advance_payment_term(
+    ...     "Advance Payment", '0.1 * total_amount', accounts['advance_payment'],
+    ...     block_supply=True, delay=0)
+    >>> advance_payment_term.save()
+
+Sell products::
+
+    >>> sale = Sale()
+    >>> sale.party = customer
+    >>> sale.advance_payment_term = advance_payment_term
+    >>> sale.invoice_method = 'shipment'
+    >>> line = sale.lines.new()
+    >>> line.product = product
+    >>> line.quantity = 10
+    >>> sale.click('quote')
+    >>> sale.total_amount
+    Decimal('200.00')
+    >>> sale.click('confirm')
+    >>> sale.click('process')
+    >>> sale.state
+    'processing'
+    >>> len(sale.shipments)
+    0
+    >>> len(sale.invoices)
+    0
+
+Pay the advance payment invoice::
+
+    >>> invoice, = sale.advance_payment_invoices
+    >>> invoice.total_amount
+    Decimal('20.00')
+    >>> invoice.click('post')
+    >>> invoice.state
+    'posted'
+
+    >>> pay = invoice.click('pay')
+    >>> pay.form.payment_method = payment_method
+    >>> pay.execute('choice')
+    >>> invoice.state
+    'paid'
+
+    >>> sale.reload()
+    >>> len(sale.shipments)
+    1
+    >>> len(sale.invoices)
+    0
+
+Make a partial shipment::
+
+    >>> shipment, = sale.shipments
+    >>> move, = shipment.inventory_moves
+    >>> move.quantity = 5
+    >>> shipment.click('assign_force')
+    >>> shipment.click('pick')
+    >>> shipment.click('pack')
+    >>> shipment.click('done')
+
+    >>> sale.reload()
+    >>> len(sale.shipments)
+    2
+    >>> len(sale.invoices)
+    1
+
+    >>> invoice, = sale.invoices
+    >>> invoice.total_amount
+    Decimal('80.00')
+
+Ship backorder::
+
+    >>> _, shipment = sale.shipments
+    >>> shipment.click('assign_force')
+    >>> shipment.click('pick')
+    >>> shipment.click('pack')
+    >>> shipment.click('done')
+
+    >>> sale.reload()
+    >>> len(sale.shipments)
+    2
+    >>> len(sale.invoices)
+    2
+
+    >>> _, invoice = sale.invoices
+    >>> invoice.total_amount
+    Decimal('100.00')