Process reconciled invoice when posted

A supplier invoice can be paid before being posted. So the workflow should
continue if it is reconciled.

issue7999
review279231002

invoice.py

@@ -1373,9 +1373,14 @@ class Invoice(Workflow, ModelSQL, ModelView, TaxableMixin):
             Move.save(moves)
         cls.save(invoices)
         Move.post([i.move for i in invoices if i.move.state != 'posted'])
+        reconciled = []
         for invoice in invoices:
             if invoice.type == 'out':
                 invoice.print_invoice()
+            if invoice.reconciled:
+                reconciled.append(invoice)
+        if reconciled:
+            cls.__queue__.process(reconciled)
 
     @classmethod
     @ModelView.button_action('account_invoice.wizard_pay')

tests/scenario_invoice_supplier_post_paid.rst

@@ -0,0 +1,123 @@
+==========================
+Invoice Supplier Post Paid
+==========================
+
+Imports::
+    >>> import datetime
+    >>> from dateutil.relativedelta import relativedelta
+    >>> from decimal import Decimal
+    >>> from operator import attrgetter
+    >>> 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
+    >>> today = datetime.date.today()
+
+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')
+    >>> period = fiscalyear.periods[0]
+
+Create chart of accounts::
+
+    >>> _ = create_chart(company)
+    >>> accounts = get_accounts(company)
+    >>> payable = accounts['payable']
+    >>> expense = accounts['expense']
+    >>> cash = accounts['cash']
+
+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.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 validated invoice::
+
+    >>> Invoice = Model.get('account.invoice')
+    >>> invoice = Invoice()
+    >>> invoice.type = 'in'
+    >>> invoice.party = party
+    >>> invoice.invoice_date = today
+    >>> line = invoice.lines.new()
+    >>> line.product = product
+    >>> line.quantity = 5
+    >>> line.unit_price = Decimal('20')
+    >>> invoice.click('validate_invoice')
+    >>> invoice.state
+    'validated'
+
+Pay invoice::
+
+   >>> Move = Model.get('account.move')
+   >>> Journal = Model.get('account.journal')
+   >>> journal_cash, = Journal.find([
+   ...         ('code', '=', 'CASH'),
+   ...         ])
+   >>> move = Move()
+   >>> move.period = period
+   >>> move.journal = journal_cash
+   >>> move.date = period.start_date
+   >>> line = move.lines.new()
+   >>> line.account = payable
+   >>> line.debit = Decimal('100')
+   >>> line.party = party
+   >>> line = move.lines.new()
+   >>> line.account = cash
+   >>> line.credit = Decimal('100')
+   >>> move.save()
+
+   >>> Line = Model.get('account.move.line')
+   >>> lines = Line.find([('account', '=', payable.id)])
+   >>> reconcile = Wizard('account.move.reconcile_lines', lines)
+
+Check invoice::
+
+   >>> invoice.reload()
+   >>> invoice.state
+   'validated'
+   >>> bool(invoice.reconciled)
+   True
+
+Post invoice::
+
+   >>> invoice.click('post')
+   >>> invoice.state
+   'paid'

tests/test_account_invoice.py

@@ -220,6 +220,11 @@ def suite():
             tearDown=doctest_teardown, encoding='utf-8',
             checker=doctest_checker,
             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
+    suite.addTests(doctest.DocFileSuite(
+            'scenario_invoice_supplier_post_paid.rst',
+            tearDown=doctest_teardown, encoding='utf-8',
+            checker=doctest_checker,
+            optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
     suite.addTests(doctest.DocFileSuite(
             'scenario_invoice_alternate_currency.rst',
             tearDown=doctest_teardown, encoding='utf-8',