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django/tests/regressiontests/app_loading/tests.py
Russell Keith-Magee afd040d4d3 Updated test assertions that have been deprecated by the move to unittest2. In summary, this means:
assert_ -> assertTrue
 assertEquals -> assertEqual
 failUnless -> assertTrue

For full details, see http://www.voidspace.org.uk/python/articles/unittest2.shtml#deprecations

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15728 bcc190cf-cafb-0310-a4f2-bffc1f526a37
2011-03-03 15:04:39 +00:00

84 lines
2.9 KiB
Python

import copy
import os
import sys
import time
from django.conf import Settings
from django.db.models.loading import cache, load_app
from django.utils.unittest import TestCase
class InstalledAppsGlobbingTest(TestCase):
def setUp(self):
self.OLD_SYS_PATH = sys.path[:]
sys.path.append(os.path.dirname(os.path.abspath(__file__)))
self.OLD_TZ = os.environ.get("TZ")
def test_globbing(self):
settings = Settings('test_settings')
self.assertEqual(settings.INSTALLED_APPS, ['parent.app', 'parent.app1', 'parent.app_2'])
def tearDown(self):
sys.path = self.OLD_SYS_PATH
if hasattr(time, "tzset") and self.OLD_TZ:
os.environ["TZ"] = self.OLD_TZ
time.tzset()
class EggLoadingTest(TestCase):
def setUp(self):
self.old_path = sys.path[:]
self.egg_dir = '%s/eggs' % os.path.dirname(__file__)
# This test adds dummy applications to the app cache. These
# need to be removed in order to prevent bad interactions
# with the flush operation in other tests.
self.old_app_models = copy.deepcopy(cache.app_models)
self.old_app_store = copy.deepcopy(cache.app_store)
def tearDown(self):
sys.path = self.old_path
cache.app_models = self.old_app_models
cache.app_store = self.old_app_store
def test_egg1(self):
"""Models module can be loaded from an app in an egg"""
egg_name = '%s/modelapp.egg' % self.egg_dir
sys.path.append(egg_name)
models = load_app('app_with_models')
self.assertFalse(models is None)
def test_egg2(self):
"""Loading an app from an egg that has no models returns no models (and no error)"""
egg_name = '%s/nomodelapp.egg' % self.egg_dir
sys.path.append(egg_name)
models = load_app('app_no_models')
self.assertTrue(models is None)
def test_egg3(self):
"""Models module can be loaded from an app located under an egg's top-level package"""
egg_name = '%s/omelet.egg' % self.egg_dir
sys.path.append(egg_name)
models = load_app('omelet.app_with_models')
self.assertFalse(models is None)
def test_egg4(self):
"""Loading an app with no models from under the top-level egg package generates no error"""
egg_name = '%s/omelet.egg' % self.egg_dir
sys.path.append(egg_name)
models = load_app('omelet.app_no_models')
self.assertTrue(models is None)
def test_egg5(self):
"""Loading an app from an egg that has an import error in its models module raises that error"""
egg_name = '%s/brokenapp.egg' % self.egg_dir
sys.path.append(egg_name)
self.assertRaises(ImportError, load_app, 'broken_app')
try:
load_app('broken_app')
except ImportError, e:
# Make sure the message is indicating the actual
# problem in the broken app.
self.assertTrue("modelz" in e.args[0])