author | Nishanth Amuluru <nishanth@fossee.in> |
Sat, 08 Jan 2011 11:20:57 +0530 | |
changeset 69 | c6bca38c1cbf |
permissions | -rw-r--r-- |
69
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import copy |
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import os |
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import sys |
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import time |
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from unittest import TestCase |
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from django.conf import Settings |
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from django.db.models.loading import cache, load_app |
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class InstalledAppsGlobbingTest(TestCase): |
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def setUp(self): |
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self.OLD_SYS_PATH = sys.path[:] |
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sys.path.append(os.path.dirname(os.path.abspath(__file__))) |
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self.OLD_TZ = os.environ.get("TZ") |
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def test_globbing(self): |
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settings = Settings('test_settings') |
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self.assertEquals(settings.INSTALLED_APPS, ['parent.app', 'parent.app1', 'parent.app_2']) |
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def tearDown(self): |
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sys.path = self.OLD_SYS_PATH |
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if hasattr(time, "tzset") and self.OLD_TZ: |
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os.environ["TZ"] = self.OLD_TZ |
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time.tzset() |
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class EggLoadingTest(TestCase): |
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def setUp(self): |
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self.old_path = sys.path[:] |
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self.egg_dir = '%s/eggs' % os.path.dirname(__file__) |
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# This test adds dummy applications to the app cache. These |
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# need to be removed in order to prevent bad interactions |
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# with the flush operation in other tests. |
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self.old_app_models = copy.deepcopy(cache.app_models) |
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self.old_app_store = copy.deepcopy(cache.app_store) |
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def tearDown(self): |
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sys.path = self.old_path |
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cache.app_models = self.old_app_models |
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cache.app_store = self.old_app_store |
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def test_egg1(self): |
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"""Models module can be loaded from an app in an egg""" |
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egg_name = '%s/modelapp.egg' % self.egg_dir |
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sys.path.append(egg_name) |
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models = load_app('app_with_models') |
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self.assertFalse(models is None) |
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def test_egg2(self): |
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"""Loading an app from an egg that has no models returns no models (and no error)""" |
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egg_name = '%s/nomodelapp.egg' % self.egg_dir |
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sys.path.append(egg_name) |
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models = load_app('app_no_models') |
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self.assertTrue(models is None) |
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def test_egg3(self): |
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"""Models module can be loaded from an app located under an egg's top-level package""" |
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egg_name = '%s/omelet.egg' % self.egg_dir |
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sys.path.append(egg_name) |
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models = load_app('omelet.app_with_models') |
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self.assertFalse(models is None) |
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def test_egg4(self): |
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"""Loading an app with no models from under the top-level egg package generates no error""" |
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egg_name = '%s/omelet.egg' % self.egg_dir |
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sys.path.append(egg_name) |
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models = load_app('omelet.app_no_models') |
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self.assertTrue(models is None) |
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def test_egg5(self): |
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"""Loading an app from an egg that has an import error in its models module raises that error""" |
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egg_name = '%s/brokenapp.egg' % self.egg_dir |
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sys.path.append(egg_name) |
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self.assertRaises(ImportError, load_app, 'broken_app') |
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try: |
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load_app('broken_app') |
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except ImportError, e: |
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# Make sure the message is indicating the actual |
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# problem in the broken app. |
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self.assertTrue("modelz" in e.args[0]) |