Sith/subscription/tests.py

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# -*- coding:utf-8 -*
#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License a published by the Free Software
# Foundation; either version 3 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
from datetime import date
from unittest import mock
from django.test import TestCase
from subscription.models import Subscription
from core.models import User
from django.conf import settings
from datetime import datetime
from django.core.management import call_command
class FakeDate(date):
"""A fake replacement for date that can be mocked for testing."""
def __new__(cls, *args, **kwargs):
return date.__new__(date, *args, **kwargs)
def date_mock_today(year, month, day):
FakeDate.today = classmethod(lambda cls: date(year, month, day))
class SubscriptionTest(TestCase):
@mock.patch('subscription.models.date', FakeDate)
def test_start_dates_sliding_without_start(self):
date_mock_today(2015, 9, 18)
d = Subscription.compute_start(duration=1)
self.assertTrue(d == date(2015, 9, 18))
self.assertTrue(Subscription.compute_start(duration=2) == date(2015, 9, 18))
def test_start_dates_sliding_with_start(self):
self.assertTrue(Subscription.compute_start(date(2015, 5, 17), 1) ==
date(2015, 5, 17))
self.assertTrue(Subscription.compute_start(date(2015, 5, 17), 2) ==
date(2015, 5, 17))
@mock.patch('subscription.models.date', FakeDate)
def test_start_dates_not_sliding_without_start(self):
date_mock_today(2015, 5, 17)
self.assertTrue(Subscription.compute_start(duration=3) == date(2015, 2, 15))
date_mock_today(2016, 1, 18)
self.assertTrue(Subscription.compute_start(duration=4) == date(2015, 8, 15))
date_mock_today(2015, 9, 18)
self.assertTrue(Subscription.compute_start(duration=4) == date(2015, 8, 15))
def test_start_dates_not_sliding_with_start(self):
self.assertTrue(Subscription.compute_start(date(2015, 5, 17), 3) == date(2015, 2, 15))
self.assertTrue(Subscription.compute_start(date(2015, 1, 11), 3) == date(2014, 8, 15))
@mock.patch('subscription.models.date', FakeDate)
def test_end_dates_sliding(self):
date_mock_today(2015, 9, 18)
d = Subscription.compute_end(2)
self.assertTrue(d == date(2016, 9, 18))
d = Subscription.compute_end(1)
self.assertTrue(d == date(2016, 3, 18))
@mock.patch('subscription.models.date', FakeDate)
def test_end_dates_not_sliding_without_start(self):
date_mock_today(2015, 9, 18)
d = Subscription.compute_end(duration=3)
self.assertTrue(d == date(2017, 2, 15))
d = Subscription.compute_end(duration=4)
self.assertTrue(d == date(2017, 8, 15))
@mock.patch('subscription.models.date', FakeDate)
def test_end_dates_with_float(self):
date_mock_today(2015, 9, 18)
d = Subscription.compute_end(duration=0.33)
self.assertTrue(d == date(2015, 11, 18))
d = Subscription.compute_end(duration=0.67)
self.assertTrue(d == date(2016, 1, 18))
d = Subscription.compute_end(duration=0.5)
self.assertTrue(d == date(2015, 12, 18))
def test_end_dates_not_sliding_with_start(self):
d = Subscription.compute_end(duration=3, start=date(2015, 9, 18))
self.assertTrue(d == date(2017, 3, 18))
d = Subscription.compute_end(duration=4, start=date(2015, 9, 18))
self.assertTrue(d == date(2017, 9, 18))
class DecimalDurationTest(TestCase):
def setUp(self):
call_command("populate")
self.user = User.objects.filter(username="public").first()
def test_duration_two_months(self):
s = Subscription(member=User.objects.filter(pk=self.user.pk).first(), subscription_type=list(settings.SITH_SUBSCRIPTIONS.keys())[3],
payment_method=settings.SITH_SUBSCRIPTION_PAYMENT_METHOD[0])
s.subscription_start = date(2017, 8, 29)
s.subscription_end = s.compute_end(duration=0.33,
start=s.subscription_start)
s.save()
self.assertTrue(s.subscription_end == date(2017, 10, 29))
def test_duration_three_months(self):
s = Subscription(member=User.objects.filter(pk=self.user.pk).first(), subscription_type=list(settings.SITH_SUBSCRIPTIONS.keys())[3],
payment_method=settings.SITH_SUBSCRIPTION_PAYMENT_METHOD[0])
s.subscription_start = date(2017, 8, 29)
s.subscription_end = s.compute_end(duration=0.5,
start=s.subscription_start)
s.save()
self.assertTrue(s.subscription_end == date(2017, 11, 29))
def test_duration_four_months(self):
s = Subscription(member=User.objects.filter(pk=self.user.pk).first(), subscription_type=list(settings.SITH_SUBSCRIPTIONS.keys())[3],
payment_method=settings.SITH_SUBSCRIPTION_PAYMENT_METHOD[0])
s.subscription_start = date(2017, 8, 29)
s.subscription_end = s.compute_end(duration=0.67,
start=s.subscription_start)
s.save()
self.assertTrue(s.subscription_end == date(2017, 12, 29))
class SpecialCasesOfSubscription(TestCase):
def setUp(self):
call_command("populate")
self.user = User.objects.filter(username="public").first()
@mock.patch('subscription.models.date', FakeDate)
def test_subscription_before_end_of_actual_one(self):
user = User.objects.filter(pk=self.user.pk).first()
s = Subscription(member=user, subscription_type=list(settings.SITH_SUBSCRIPTIONS.keys())[3],
payment_method=settings.SITH_SUBSCRIPTION_PAYMENT_METHOD[0])
s.subscription_start = date(2015, 8, 29)
s.subscription_end = s.compute_end(duration=2,
start=s.subscription_start)
s.save()
self.assertTrue(s.subscription_end == date(2016, 8, 29))
date_mock_today(2016, 8, 25)
d = Subscription.compute_end(duration=2,
user=user)
self.assertTrue(d == date(2017, 8, 29))