diff --git a/tests/regressiontests/cache/tests.py b/tests/regressiontests/cache/tests.py index 7d520c0ed24..ac85f2de747 100644 --- a/tests/regressiontests/cache/tests.py +++ b/tests/regressiontests/cache/tests.py @@ -14,13 +14,14 @@ from django.core.cache import get_cache, DEFAULT_CACHE_ALIAS from django.core.cache.backends.base import CacheKeyWarning from django.http import HttpResponse, HttpRequest from django.middleware.cache import FetchFromCacheMiddleware, UpdateCacheMiddleware, CacheMiddleware -from django.test import RequestFactory, TestCase +from django.test import RequestFactory from django.test.utils import get_warnings_state, restore_warnings_state from django.utils import translation from django.utils import unittest from django.utils.cache import patch_vary_headers, get_cache_key, learn_cache_key from django.utils.hashcompat import md5_constructor from django.views.decorators.cache import cache_page + from regressiontests.cache.models import Poll, expensive_calculation # functions/classes for complex data type tests @@ -1127,9 +1128,15 @@ class PrefixedCacheI18nTest(CacheI18nTest): else: settings.CACHES['default']['KEY_PREFIX'] = self.old_cache_key_prefix + +def hello_world_view(request, value): + return HttpResponse('Hello World %s' % value) + class CacheMiddlewareTest(unittest.TestCase): def setUp(self): + self.factory = RequestFactory() + self.orig_cache_middleware_alias = settings.CACHE_MIDDLEWARE_ALIAS self.orig_cache_middleware_key_prefix = settings.CACHE_MIDDLEWARE_KEY_PREFIX self.orig_cache_middleware_seconds = settings.CACHE_MIDDLEWARE_SECONDS @@ -1191,22 +1198,17 @@ class CacheMiddlewareTest(unittest.TestCase): self.assertEquals(as_view_decorator_with_custom.cache_anonymous_only, True) def test_middleware(self): - def view(request, value): - return HttpResponse('Hello World %s' % value) - - factory = RequestFactory() - middleware = CacheMiddleware() prefix_middleware = CacheMiddleware(key_prefix='prefix1') timeout_middleware = CacheMiddleware(cache_timeout=1) - request = factory.get('/view/') + request = self.factory.get('/view/') # Put the request through the request middleware result = middleware.process_request(request) self.assertEquals(result, None) - response = view(request, '1') + response = hello_world_view(request, '1') # Now put the response through the response middleware response = middleware.process_response(request, response) @@ -1225,23 +1227,48 @@ class CacheMiddlewareTest(unittest.TestCase): self.assertNotEquals(result, None) self.assertEquals(result.content, 'Hello World 1') + def test_cache_middleware_anonymous_only_wont_cause_session_access(self): + """ The cache middleware shouldn't cause a session access due to + CACHE_MIDDLEWARE_ANONYMOUS_ONLY if nothing else has accessed the + session. Refs 13283 """ + settings.CACHE_MIDDLEWARE_ANONYMOUS_ONLY = True + + from django.contrib.sessions.middleware import SessionMiddleware + from django.contrib.auth.middleware import AuthenticationMiddleware + + middleware = CacheMiddleware() + session_middleware = SessionMiddleware() + auth_middleware = AuthenticationMiddleware() + + request = self.factory.get('/view_anon/') + + # Put the request through the request middleware + session_middleware.process_request(request) + auth_middleware.process_request(request) + result = middleware.process_request(request) + self.assertEquals(result, None) + + response = hello_world_view(request, '1') + + # Now put the response through the response middleware + session_middleware.process_response(request, response) + response = middleware.process_response(request, response) + + self.assertEqual(request.session.accessed, False) + def test_view_decorator(self): - def view(request, value): - return HttpResponse('Hello World %s' % value) - # decorate the same view with different cache decorators - default_view = cache_page(view) - default_with_prefix_view = cache_page(key_prefix='prefix1')(view) + default_view = cache_page(hello_world_view) + default_with_prefix_view = cache_page(key_prefix='prefix1')(hello_world_view) - explicit_default_view = cache_page(cache='default')(view) - explicit_default_with_prefix_view = cache_page(cache='default', key_prefix='prefix1')(view) + explicit_default_view = cache_page(cache='default')(hello_world_view) + explicit_default_with_prefix_view = cache_page(cache='default', key_prefix='prefix1')(hello_world_view) - other_view = cache_page(cache='other')(view) - other_with_prefix_view = cache_page(cache='other', key_prefix='prefix2')(view) - other_with_timeout_view = cache_page(4, cache='other', key_prefix='prefix3')(view) + other_view = cache_page(cache='other')(hello_world_view) + other_with_prefix_view = cache_page(cache='other', key_prefix='prefix2')(hello_world_view) + other_with_timeout_view = cache_page(4, cache='other', key_prefix='prefix3')(hello_world_view) - factory = RequestFactory() - request = factory.get('/view/') + request = self.factory.get('/view/') # Request the view once response = default_view(request, '1') @@ -1322,26 +1349,5 @@ class CacheMiddlewareTest(unittest.TestCase): response = other_with_timeout_view(request, '18') self.assertEquals(response.content, 'Hello World 18') -class CacheMiddlewareAnonymousOnlyTests(TestCase): - urls = 'regressiontests.cache.urls' - - def setUp(self): - self._orig_cache_middleware_anonymous_only = \ - getattr(settings, 'CACHE_MIDDLEWARE_ANONYMOUS_ONLY', False) - self._orig_middleware_classes = settings.MIDDLEWARE_CLASSES - - settings.MIDDLEWARE_CLASSES = list(settings.MIDDLEWARE_CLASSES) - settings.MIDDLEWARE_CLASSES.insert(0, 'django.middleware.cache.UpdateCacheMiddleware') - settings.MIDDLEWARE_CLASSES += ['django.middleware.cache.FetchFromCacheMiddleware'] - - def tearDown(self): - settings.CACHE_MIDDLEWARE_ANONYMOUS_ONLY = self._orig_cache_middleware_anonymous_only - settings.MIDDLEWARE_CLASSES = self._orig_middleware_classes - - def test_cache_middleware_anonymous_only_does_not_cause_vary_cookie(self): - settings.CACHE_MIDDLEWARE_ANONYMOUS_ONLY = True - response = self.client.get('/') - self.failIf('Cookie' in response.get('Vary', '')) - if __name__ == '__main__': unittest.main()