Fixed #13304 -- Updated auth decorators so they can be used with callable…

Fixed #13304 -- Updated auth decorators so they can be used with callable classes. Thanks to Horst Gutmann for the report and patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12938 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/auth/decorators.py

@@ -5,6 +5,7 @@ except ImportError:
 
 from django.contrib.auth import REDIRECT_FIELD_NAME
 from django.http import HttpResponseRedirect
+from django.utils.decorators import available_attrs
 from django.utils.http import urlquote
 
 
@@ -25,7 +26,7 @@ def user_passes_test(test_func, login_url=None, redirect_field_name=REDIRECT_FIE
             path = urlquote(request.get_full_path())
             tup = login_url, redirect_field_name, path
             return HttpResponseRedirect('%s?%s=%s' % tup)
-        return wraps(view_func)(_wrapped_view)
+        return wraps(view_func, assigned=available_attrs(view_func))(_wrapped_view)
     return decorator
 
 

django/contrib/auth/tests/__init__.py

+from django.contrib.auth.tests.auth_backends import BackendTest, RowlevelBackendTest, AnonymousUserBackendTest, NoAnonymousUserBackendTest
 from django.contrib.auth.tests.basic import BASIC_TESTS
-from django.contrib.auth.tests.views \
-        import PasswordResetTest, ChangePasswordTest, LoginTest, LogoutTest
+from django.contrib.auth.tests.decorators import LoginRequiredTestCase
 from django.contrib.auth.tests.forms import FORM_TESTS
 from django.contrib.auth.tests.remote_user \
         import RemoteUserTest, RemoteUserNoCreateTest, RemoteUserCustomTest
-from django.contrib.auth.tests.auth_backends import BackendTest, RowlevelBackendTest, AnonymousUserBackendTest, NoAnonymousUserBackendTest
-from django.contrib.auth.tests.tokens import TOKEN_GENERATOR_TESTS
 from django.contrib.auth.tests.models import ProfileTestCase
+from django.contrib.auth.tests.tokens import TOKEN_GENERATOR_TESTS
+from django.contrib.auth.tests.views \
+        import PasswordResetTest, ChangePasswordTest, LoginTest, LogoutTest
 
 # The password for the fixture data users is 'password'
 

django/contrib/auth/tests/decorators.py

+from unittest import TestCase
+
+from django.contrib.auth.decorators import login_required
+
+
+class LoginRequiredTestCase(TestCase):
+    """
+    Tests the login_required decorators
+    """
+    def testCallable(self):
+        """
+        Check that login_required is assignable to callable objects.
+        """
+        class CallableView(object):
+            def __call__(self, *args, **kwargs):
+                pass
+        login_required(CallableView())
+        
+    def testView(self):
+        """
+        Check that login_required is assignable to normal views.
+        """
+        def normal_view(request):
+            pass
+        login_required(normal_view)
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