Merge pull request #734 from edx/remove-mngmt-cmd

Remove voucher management command

ecommerce/extensions/voucher/management/commands/fix_single_use.py

-""" This command fixes SINGLE_USE vouchers."""
-import logging
-
-from django.core.management import BaseCommand
-
-from oscar.core.loading import get_model
-
-logger = logging.getLogger(__name__)
-
-Voucher = get_model('voucher', 'Voucher')
-
-
-class Command(BaseCommand):
-    """
-    Fix all SINGLE_USE vouchers.
-    Some SINGLE_USE vouchers may have been created with the wrong max_applications set.
-    This command sets their max_global_applications to the default value.
-    """
-
-    ch = logging.StreamHandler()
-    ch.setLevel(logging.DEBUG)
-    logger.addHandler(ch)
-
-    def handle(self, *args, **options):
-        vouchers = Voucher.objects.filter(usage=Voucher.SINGLE_USE, offers__max_global_applications=1)
-        for v in vouchers:
-            offer = v.offers.first()
-            logger.info('Modifying Voucher %s.', v.name)
-            offer.max_global_applications = None
-            offer.save()

ecommerce/extensions/voucher/tests/test_fix_single_use_command.py

-# encoding: utf-8
-"""Contains the tests for fix_single_use command."""
-from django.core.management import call_command
-from mock import patch
-
-from oscar.core.loading import get_model
-
-from ecommerce.extensions.test.factories import prepare_voucher
-from ecommerce.tests.mixins import CouponMixin
-from ecommerce.tests.testcases import TestCase
-
-Voucher = get_model('voucher', 'Voucher')
-COUPON_CODE = 'COUPONTEST'
-
-
-class FixSingleUseVoucherTests(CouponMixin, TestCase):
-    """Tests the fix_single_use command."""
-    def setUp(self):
-        super(FixSingleUseVoucherTests, self).setUp()
-
-    def test_command_called_successfully(self):
-        """ Verify command runs. """
-        with patch('ecommerce.extensions.voucher.management.commands.fix_single_use.Command') as mock_call_command:
-            call_command('fix_single_use')
-            self.assertTrue(mock_call_command.called)
-
-    def assert_command_execution(self, usage, max_usage, expected_before, expected_after):
-        """ Assert offer max_global_applications value changed after the command call. """
-        voucher, __ = prepare_voucher(code=COUPON_CODE, usage=usage, max_usage=max_usage)
-        offer_before = voucher.offers.first()
-        self.assertEqual(offer_before.max_global_applications, expected_before)
-
-        call_command('fix_single_use')
-        offer_after = voucher.offers.first()
-        self.assertEqual(offer_after.max_global_applications, expected_after)
-
-    def test_offer_changed(self):
-        """ Verify the offer has changed. """
-        self.assert_command_execution(Voucher.SINGLE_USE, 1, 1, None)
-
-    def test_offer_unchanged(self):
-        """ Verify voucher other than SINGLE_USE are left unaffected. """
-        self.assert_command_execution(Voucher.ONCE_PER_CUSTOMER, 1, 1, 1)