"""
Tests for the donations application.
"""
import urlparse
from decimal import Decimal
import datetime

from django.contrib.auth.models import User
from django.test import TestCase
from django.core.urlresolvers import reverse
from django.conf import settings

from donations.models import Donation
import bio.badges


# This data was copy/pasted from my actual Paypal IPN history. Some alterations
# were made since this file is getting committed to version control and I
# didn't want to store "real" data that could be used to trace a transaction or
# real payer.

# This data is for a non-anonymous donation:
TEST_POST_DATA_1 = """\
mc_gross=5.00&protection_eligibility=Ineligible&payer_id=FAKEPAYERID01&tax=0.00&payment_date=04:14:08 Jan 21, 2011 PST&payment_status=Completed&charset=windows-1252&first_name=John&option_selection1=No&mc_fee=0.50&notify_version=3.0&custom=test_user&payer_status=verified&business=brian@surfguitar101.com&quantity=1&verify_sign=Ai1PaTHIS-IS-FAKE-DATA-jB264AOjpiTa4vcsPCEavq-83oyIclHKI&payer_email=test_user@example.com&option_name1=List your name?&txn_id=TESTTXNID5815921V&payment_type=instant&last_name=Doe&receiver_email=brian@surfguitar101.com&payment_fee=0.50&receiver_id=FAKERECEIVERU&txn_type=web_accept&item_name=Donation for www.surfguitar101.com&mc_currency=USD&item_number=500&residence_country=AU&handling_amount=0.00&transaction_subject=test_user&payment_gross=5.00&shipping=0.00"""

# Data from a user that wanted to remain anonymous
TEST_POST_DATA_2 = """\
mc_gross=100.00&protection_eligibility=Ineligible&payer_id=FAKEPAYERID02&tax=0.00&payment_date=05:40:33 Jan 16, 2011 PST&payment_status=Completed&charset=windows-1252&first_name=John&option_selection1=No&mc_fee=3.20&notify_version=3.0&custom=test_user&payer_status=unverified&business=brian@surfguitar101.com&quantity=1&verify_sign=AIkKNFAKE-DATA-NOT-REALpqCSxA-E7Tm4rMGlUpNy6ym0.exBzfiyI&payer_email=test_user@example.com&option_name1=List your name?&txn_id=TESTTXNIDK548343A&payment_type=instant&last_name=Doe&receiver_email=brian@surfguitar101.com&payment_fee=3.20&receiver_id=FAKERECEIVERU&txn_type=web_accept&item_name=Donation for www.surfguitar101.com&mc_currency=USD&item_number=501&residence_country=US&handling_amount=0.00&transaction_subject=test_user&payment_gross=100.00&shipping=0.00"""


class DonationsIpnTestCase(TestCase):
    fixtures = ['badges']

    def test_ipn_post_1(self):
        """
        Test a simulated IPN post
        """
        user = User.objects.create_user('test_user', 'test_user@example.com',
                'password')
        user.save()

        args = urlparse.parse_qs(TEST_POST_DATA_1)
        response = self.client.post(reverse('donations-ipn'), args)

        self.assertEqual(response.status_code, 200)

        try:
            d = Donation.objects.get(pk=1)
        except Donation.DoesNotExist:
            self.fail("Donation object was not created")
        else:
            self.assertEqual(d.user, user)
            self.assertFalse(d.is_anonymous)
            self.assertFalse(d.test_ipn)
            self.assertEqual(d.txn_id, 'TESTTXNID5815921V')
            self.assertEqual(d.txn_type, 'web_accept')
            self.assertEqual(d.first_name, 'John')
            self.assertEqual(d.last_name, 'Doe')
            self.assertEqual(d.payer_email, 'test_user@example.com')
            self.assertEqual(d.payer_id, 'FAKEPAYERID01')
            self.assertEqual(d.mc_fee, Decimal('0.50'))
            self.assertEqual(d.mc_gross, Decimal('5.00'))
            self.assertEqual(d.memo, '')
            self.assertEqual(d.payer_status, 'verified')
            self.assertEqual(d.payment_date,
                    datetime.datetime(2011, 1, 21, 4, 14, 8))

            # user should have got a badge for donating
            p = user.profile
            badges = list(p.badges.all())
            self.assertEqual(len(badges), 1)
            if len(badges) == 1:
                self.assertEqual(badges[0].numeric_id, bio.badges.CONTRIBUTOR_PIN)

    def test_ipn_post_2(self):
        """
        Test a simulated IPN post
        """
        user = User.objects.create_user('test_user', 'test_user@example.com',
                'password')
        user.save()

        args = urlparse.parse_qs(TEST_POST_DATA_2)
        response = self.client.post(reverse('donations-ipn'), args)

        self.assertEqual(response.status_code, 200)

        try:
            d = Donation.objects.get(pk=1)
        except Donation.DoesNotExist:
            self.fail("Donation object was not created")
        else:
            self.assertEqual(d.user, user)
            self.assertTrue(d.is_anonymous)
            self.assertFalse(d.test_ipn)
            self.assertEqual(d.txn_id, 'TESTTXNIDK548343A')
            self.assertEqual(d.txn_type, 'web_accept')
            self.assertEqual(d.first_name, 'John')
            self.assertEqual(d.last_name, 'Doe')
            self.assertEqual(d.payer_email, 'test_user@example.com')
            self.assertEqual(d.payer_id, 'FAKEPAYERID02')
            self.assertEqual(d.mc_fee, Decimal('3.20'))
            self.assertEqual(d.mc_gross, Decimal('100.00'))
            self.assertEqual(d.memo, '')
            self.assertEqual(d.payer_status, 'unverified')
            self.assertEqual(d.payment_date,
                    datetime.datetime(2011, 1, 16, 5, 40, 33))

            # user should not have got a badge for donating
            p = user.profile
            self.assertEqual(p.badges.count(), 0)


class DonationsManagerTestCase(TestCase):
    fixtures = ['donations_test']

    def test_monthly_goal_pct(self):

        self.assertEqual(settings.DONATIONS_GOAL, Decimal('120.00'))
        pct = Donation.objects.monthly_goal_pct(year=2012, month=9)
        self.assertEqual(pct, 19)

    def test_monthly_goal_pct2(self):

        # Ensure we get 0 when there are no records

        Donation.objects.all().delete()
        pct = Donation.objects.monthly_goal_pct(year=2012, month=9)
        self.assertEqual(pct, 0)

    def test_monthly_stats(self):

        gross, net, donations = Donation.objects.monthly_stats(year=2012, month=9)
        self.assertEqual(gross, Decimal('25.00'))
        self.assertEqual(net, Decimal('23.47'))
        self.assertEqual(len(donations), 2)

    def test_monthly_stats2(self):

        # Ensure we get 0 when there are no records

        Donation.objects.all().delete()

        gross, net, donations = Donation.objects.monthly_stats(year=2012, month=9)
        self.assertEqual(gross, Decimal('0.00'))
        self.assertEqual(net, Decimal('0.00'))
        self.assertEqual(len(donations), 0)