add test case for changing join_date

tests/scenario_member_change_date.rst

+==================
+Member change date
+==================
+
+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, create_tax, create_tax_code
+    >>> from trytond.modules.association.tests.tools import create_period
+    >>> from decimal import *
+    >>> today = datetime.date.today()
+
+Install association::
+
+    >>> config = activate_modules('association')
+
+Create company::
+
+    >>> _ = create_company()
+    >>> company = get_company()
+
+Create fiscal year::
+
+    >>> fiscalyear = create_fiscalyear(company)
+    >>> fiscalyear.click('create_period')
+    >>> period = fiscalyear.periods[0]
+
+Create chart of accounts::
+
+    >>> _ = create_chart(company)
+    >>> accounts = get_accounts(company)
+    >>> receivable = accounts['receivable']
+    >>> payable = accounts['payable']
+    >>> revenue = accounts['revenue']
+    >>> expense = accounts['expense']
+    >>> account_tax = accounts['tax']
+    >>> account_cash = accounts['cash']
+
+Create party::
+
+    >>> Party = Model.get('party.party')
+    >>> party = Party(name='Party')
+    >>> party.account_payable = payable
+    >>> party.account_receivable = receivable
+    >>> party.save()
+
+Create member::
+
+   >>> Member = Model.get('association.member')
+   >>> member = Member()
+   >>> member.party = party
+   >>> member.save()
+
+Get a revenue journal::
+
+   >>> Journal = Model.get('account.journal')
+   >>> journal_revenue, = Journal.find([
+   ...         ('code', '=', 'REV'),
+   ...         ])
+
+Create memberships::
+
+   >>> def periodgen(startDate,deltaTime,quantity):
+   ...   firstDate = startDate
+   ...   for period in range(quantity):
+   ...      lastDate = firstDate + deltaTime
+   ...      yield (firstDate,lastDate)
+   ...      firstDate = lastDate + datetime.timedelta(days=1)
+
+   >>> start_date = datetime.date(2018,1,1)
+   >>> fiscalMonth = 13
+   >>> timedelta = datetime.timedelta(weeks=4)
+   >>> Membership = Model.get('association.membership.type')
+   >>> Period = Model.get('association.membership.period')
+   >>> membership1 = Membership()
+   >>> membership1.party = party
+   >>> membership1.name = "membership1"
+   >>> membership1.account_revenue = revenue
+   >>> membership1.journal = journal_revenue
+   >>> periods1 = []
+   >>> for period in periodgen(start_date,timedelta,fiscalMonth):
+   ...   newPeriod = membership1.periods.new(
+   ...      start_date=period[0],
+   ...      end_date=period[1],
+   ...      name="test",
+   ...      amount=Decimal(42))
+   ...   periods1.append(newPeriod)
+   >>> membership1.save()
+
+
+Add membership to member::
+
+   >>> _ = member.memberships.new(
+   ...   membership_type=membership1,
+   ...   )
+   >>> member.save()
+
+Enroll member::
+
+   >>> member.join_date = start_date + datetime.timedelta(weeks=10)
+   >>> member.save()
+   >>> member.click("run")
+
+Create fee lines::
+
+   >>> Fee = Model.get('association.membership.fee')
+   >>> create_fee = Wizard('association.membership.fee_create')
+   >>> create_fee.form.date = start_date + datetime.timedelta(weeks=40)
+   >>> create_fee.execute('create_')
+   >>> len(Fee.find([])) > 0
+   True
+
+Create fee after change date::
+
+   >>> before_fees = set(Fee.find([]))
+   >>> member.click("draft")
+   >>> new_date = start_date - datetime.timedelta(weeks=10)
+   >>> member.join_date = new_date
+   >>> member.save()
+   >>> member.click("run")
+   >>> create_fee = Wizard('association.membership.fee_create')
+   >>> create_fee.form.date = start_date + datetime.timedelta(weeks=40)
+   >>> create_fee.execute('create_')
+   >>> after_fees = set(Fee.find([]))
+   >>> newfees = after_fees - before_fees
+   >>> all(map(lambda x: x.period.start_date >= new_date, newfees))
+   True

tests/test_association.py

@@ -42,4 +42,10 @@ def suite():
                              encoding='utf-8',
                              optionflags=doctest.REPORT_ONLY_FIRST_FAILURE,
                              checker=doctest_checker))
+    suite.addTests(
+        doctest.DocFileSuite('scenario_member_change_date.rst',
+                             tearDown=doctest_teardown,
+                             encoding='utf-8',
+                             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE,
+                             checker=doctest_checker))
     return suite