Add credit note test scenario

issue8401
review249441002

tests/scenario_credit_note.rst

@@ -0,0 +1,141 @@
+====================
+Credit Note 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, create_tax
+    >>> from trytond.modules.account_invoice.tests.tools import \
+    ...     set_fiscalyear_invoice_sequences
+
+Install account_invoice::
+
+    >>> config = activate_modules('account_invoice')
+
+Create company::
+
+    >>> _ = create_company()
+    >>> company = get_company()
+
+Create fiscal year::
+
+    >>> fiscalyear = set_fiscalyear_invoice_sequences(
+    ...     create_fiscalyear(company))
+    >>> fiscalyear.click('create_period')
+
+Create chart of accounts::
+
+    >>> _ = create_chart(company)
+    >>> accounts = get_accounts(company)
+    >>> receivable = accounts['receivable']
+    >>> revenue = accounts['revenue']
+    >>> expense = accounts['expense']
+    >>> account_cash = accounts['cash']
+
+Create tax::
+
+    >>> TaxCode = Model.get('account.tax.code')
+    >>> tax = create_tax(Decimal('.10'))
+    >>> tax.save()
+
+Create payment method::
+
+    >>> Journal = Model.get('account.journal')
+    >>> PaymentMethod = Model.get('account.invoice.payment.method')
+    >>> Sequence = Model.get('ir.sequence')
+    >>> journal_cash, = Journal.find([('type', '=', 'cash')])
+    >>> payment_method = PaymentMethod()
+    >>> payment_method.name = 'Cash'
+    >>> payment_method.journal = journal_cash
+    >>> payment_method.credit_account = account_cash
+    >>> payment_method.debit_account = account_cash
+    >>> payment_method.save()
+
+Create party::
+
+    >>> Party = Model.get('party.party')
+    >>> party = Party(name='Party')
+    >>> party.save()
+
+Create account category::
+
+    >>> ProductCategory = Model.get('product.category')
+    >>> account_category = ProductCategory(name="Account Category")
+    >>> account_category.accounting = True
+    >>> account_category.account_expense = expense
+    >>> account_category.account_revenue = revenue
+    >>> account_category.customer_taxes.append(tax)
+    >>> account_category.save()
+
+Create product::
+
+    >>> ProductUom = Model.get('product.uom')
+    >>> unit, = ProductUom.find([('name', '=', 'Unit')])
+    >>> ProductTemplate = Model.get('product.template')
+    >>> template = ProductTemplate()
+    >>> template.name = 'product'
+    >>> template.default_uom = unit
+    >>> template.type = 'service'
+    >>> template.list_price = Decimal('40')
+    >>> template.account_category = account_category
+    >>> template.save()
+    >>> product, = template.products
+
+Create credit note::
+
+    >>> Invoice = Model.get('account.invoice')
+    >>> invoice = Invoice()
+    >>> invoice.party = party
+    >>> line = invoice.lines.new()
+    >>> line.product = product
+    >>> line.quantity = -5
+    >>> line.unit_price = Decimal('40')
+    >>> invoice.total_amount
+    Decimal('-220.00')
+    >>> invoice.save()
+
+Post credit note::
+
+    >>> invoice.click('post')
+    >>> invoice.state
+    'posted'
+
+Pay credit note::
+
+    >>> pay = Wizard('account.invoice.pay', [invoice])
+    >>> pay.form.amount
+    Decimal('-220.00')
+    >>> pay.form.amount = Decimal('-120.00')
+    >>> pay.form.payment_method = payment_method
+    >>> pay.execute('choice')
+    >>> pay.form.type = 'partial'
+    >>> pay.form.amount
+    Decimal('-120.00')
+    >>> len(pay.form.lines_to_pay)
+    1
+    >>> len(pay.form.payment_lines)
+    0
+    >>> len(pay.form.lines)
+    1
+    >>> pay.form.amount_writeoff
+    Decimal('-100.00')
+    >>> pay.execute('pay')
+    >>> pay.state
+    'end'
+
+    >>> pay = Wizard('account.invoice.pay', [invoice])
+    >>> pay.form.amount
+    Decimal('-100.00')
+    >>> pay.form.amount = Decimal('-100.00')
+    >>> pay.form.payment_method = payment_method
+    >>> pay.execute('choice')
+    >>> invoice.state
+    'paid'
+    >>> sorted(l.debit for l in invoice.reconciliation_lines)
+    [Decimal('100.00'), Decimal('120.00')]

tests/test_account_invoice.py

@@ -229,6 +229,10 @@ def suite():
             tearDown=doctest_teardown, encoding='utf-8',
             checker=doctest_checker,
             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
+    suite.addTests(doctest.DocFileSuite('scenario_credit_note.rst',
+            tearDown=doctest_teardown, encoding='utf-8',
+            checker=doctest_checker,
+            optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
     suite.addTests(doctest.DocFileSuite(
             'scenario_invoice_customer_sequential.rst',
             tearDown=doctest_teardown, encoding='utf-8',