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import sys
import unittest
from django.test import TestCase
@unittest.skipIf(sys.version_info < (3, 3),
'Python < 3.3 cannot import the project template because '
'django/conf/project_template doesn\'t have an __init__.py file.')
class TestStartProjectSettings(TestCase):
def test_middleware_classes_headers(self):
"""
Ensure headers sent by the default MIDDLEWARE_CLASSES do not
inadvertently change. For example, we never want "Vary: Cookie" to
appear in the list since it prevents the caching of responses.
"""
from django.conf.project_template.project_name.settings import MIDDLEWARE_CLASSES
with self.settings(
MIDDLEWARE_CLASSES=MIDDLEWARE_CLASSES,
ROOT_URLCONF='project_template.urls',
):
response = self.client.get('/empty/')
headers = sorted(response.serialize_headers().split(b'\r\n'))
self.assertEqual(headers, [
b'Content-Type: text/html; charset=utf-8',
b'X-Frame-Options: SAMEORIGIN',
])
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