def test_migration_path(self):
test_apps = [
'migrations.migrations_test_apps.normal',
'migrations.migrations_test_apps.with_package_model',
]
base_dir = os.path.dirname(os.path.dirname(__file__))
with override_settings(INSTALLED_APPS=test_apps):
for app in test_apps:
app_cache.load_app(app)
migration = migrations.Migration('0001_initial', app.split('.')[-1])
expected_path = os.path.join(base_dir, *(app.split('.') + ['migrations', '0001_initial.py']))
writer = MigrationWriter(migration)
self.assertEqual(writer.path, expected_path)
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, app_cache.load_app, 'broken_app')
raised = None
try:
app_cache.load_app('broken_app')
except ImportError as e:
raised = e
# Make sure the message is indicating the actual
# problem in the broken app.
self.assertTrue(raised is not None)
self.assertTrue("modelz" in raised.args[0])
def test_invalid_models(self):
try:
module = app_cache.load_app("invalid_models.invalid_models")
except Exception:
self.fail('Unable to load invalid model module')
get_validation_errors(self.stdout, module)
self.stdout.seek(0)
error_log = self.stdout.read()
actual = error_log.split('\n')
expected = module.model_errors.split('\n')
unexpected = [err for err in actual if err not in expected]
missing = [err for err in expected if err not in actual]
self.assertFalse(unexpected, "Unexpected Errors: " + '\n'.join(unexpected))
self.assertFalse(missing, "Missing Errors: " + '\n'.join(missing))
def setUp(self):
self.old_sys_path = sys.path[:]
sys.path.append(os.path.dirname(os.path.abspath(upath(__file__))))
for app in settings.INSTALLED_APPS:
app_cache.load_app(app)
def setup(verbosity, test_labels):
import django
from django.conf import settings
from django.core.apps import app_cache
from django.test import TransactionTestCase, TestCase
print("Testing against Django installed in '%s'" % os.path.dirname(django.__file__))
# Force declaring available_apps in TransactionTestCase for faster tests.
def no_available_apps(self):
raise Exception("Please define available_apps in TransactionTestCase "
"and its subclasses.")
TransactionTestCase.available_apps = property(no_available_apps)
TestCase.available_apps = None
state = {
'INSTALLED_APPS': settings.INSTALLED_APPS,
'ROOT_URLCONF': getattr(settings, "ROOT_URLCONF", ""),
'TEMPLATE_DIRS': settings.TEMPLATE_DIRS,
'LANGUAGE_CODE': settings.LANGUAGE_CODE,
'STATIC_URL': settings.STATIC_URL,
'STATIC_ROOT': settings.STATIC_ROOT,
}
# Redirect some settings for the duration of these tests.
settings.INSTALLED_APPS = ALWAYS_INSTALLED_APPS
settings.ROOT_URLCONF = 'urls'
settings.STATIC_URL = '/static/'
settings.STATIC_ROOT = os.path.join(TEMP_DIR, 'static')
settings.TEMPLATE_DIRS = (os.path.join(RUNTESTS_DIR, TEST_TEMPLATE_DIR),)
settings.LANGUAGE_CODE = 'en'
settings.SITE_ID = 1
if verbosity > 0:
# Ensure any warnings captured to logging are piped through a verbose
# logging handler. If any -W options were passed explicitly on command
# line, warnings are not captured, and this has no effect.
logger = logging.getLogger('py.warnings')
handler = logging.StreamHandler()
logger.addHandler(handler)
# Load all the ALWAYS_INSTALLED_APPS.
with warnings.catch_warnings():
warnings.filterwarnings('ignore', 'django.contrib.comments is deprecated and will be removed before Django 1.8.', DeprecationWarning)
app_cache.populate()
# Load all the test model apps.
test_modules = get_test_modules()
# Reduce given test labels to just the app module path
test_labels_set = set()
for label in test_labels:
bits = label.split('.')
if bits[:2] == ['django', 'contrib']:
bits = bits[:3]
else:
bits = bits[:1]
test_labels_set.add('.'.join(bits))
for modpath, module_name in test_modules:
if modpath:
module_label = '.'.join([modpath, module_name])
else:
module_label = module_name
# if the module (or an ancestor) was named on the command line, or
# no modules were named (i.e., run all), import
# this module and add it to INSTALLED_APPS.
if not test_labels:
module_found_in_labels = True
else:
match = lambda label: (
module_label == label or # exact match
module_label.startswith(label + '.') # ancestor match
)
module_found_in_labels = any(match(l) for l in test_labels_set)
if module_found_in_labels:
if verbosity >= 2:
print("Importing application %s" % module_name)
app_cache.load_app(module_label)
if module_label not in settings.INSTALLED_APPS:
settings.INSTALLED_APPS.append(module_label)
return state
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 = app_cache.load_app('omelet.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 = app_cache.load_app('omelet.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 = app_cache.load_app('app_no_models')
self.assertTrue(models is None)
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 = app_cache.load_app('app_with_models')
self.assertFalse(models is None)
