1
0
mirror of https://github.com/django/django.git synced 2024-12-23 09:36:06 +00:00
django/tests/template_backends/test_utils.py

48 lines
1.8 KiB
Python

from django.core.exceptions import ImproperlyConfigured
from django.template import engines
from django.test import SimpleTestCase, override_settings
class TemplateUtilsTests(SimpleTestCase):
@override_settings(TEMPLATES=[{'BACKEND': 'raise.import.error'}])
def test_backend_import_error(self):
"""
Failing to import a backend keeps raising the original import error
(#24265).
"""
with self.assertRaisesMessage(ImportError, "No module named 'raise"):
engines.all()
with self.assertRaisesMessage(ImportError, "No module named 'raise"):
engines.all()
@override_settings(TEMPLATES=[{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
# Incorrect: APP_DIRS and loaders are mutually incompatible.
'APP_DIRS': True,
'OPTIONS': {'loaders': []},
}])
def test_backend_improperly_configured(self):
"""
Failing to initialize a backend keeps raising the original exception
(#24265).
"""
msg = 'app_dirs must not be set when loaders is defined.'
with self.assertRaisesMessage(ImproperlyConfigured, msg):
engines.all()
with self.assertRaisesMessage(ImproperlyConfigured, msg):
engines.all()
@override_settings(TEMPLATES=[{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
}, {
'BACKEND': 'django.template.backends.django.DjangoTemplates',
}])
def test_backend_names_must_be_unique(self):
msg = (
"Template engine aliases aren't unique, duplicates: django. Set "
"a unique NAME for each engine in settings.TEMPLATES."
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
engines.all()