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from __future__ import absolute_import, unicode_literals
import warnings
import django
from django.conf import settings
from celery.registry import tasks
from djcelery.loaders import autodiscover
from djcelery.tests.utils import unittest
class TestDiscovery(unittest.TestCase):
def assertDiscovery(self):
apps = autodiscover()
self.assertTrue(apps)
self.assertIn('c.unittest.SomeAppTask', tasks)
self.assertEqual(tasks['c.unittest.SomeAppTask'].run(), 42)
def test_discovery(self):
if 'someapp' in settings.INSTALLED_APPS:
self.assertDiscovery()
def test_discovery_with_broken(self):
warnings.resetwarnings()
if 'someapp' in settings.INSTALLED_APPS:
if django.VERSION < (1, 7):
# Django < 1.7
installed_apps = list(settings.INSTALLED_APPS)
settings.INSTALLED_APPS = installed_apps + ['xxxnot.aexist']
try:
# we should get a warning when loading xxxnot.aexist
with warnings.catch_warnings(record=True) as log:
autodiscover()
self.assertTrue(log)
finally:
settings.INSTALLED_APPS = installed_apps
else:
# Django 1.7
with warnings.catch_warnings(record=True) as log:
# we should not get any warnings
autodiscover()
self.assertEqual(log, [])
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