Add option to redirect_to view to allow passing along the query string

from the original request. Default is current behaviour, which is not to
pass the query string (it often won't be appropriate to do so).

Thanks to steingrd@ifi.uio.no for the patch and tests. Fixed #9966.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13746 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/views/tests/__init__.py

@@ -2,6 +2,7 @@ from debug import *
 from defaults import *
 from generic.create_update import *
 from generic.date_based import *
+from generic.simple import *
 from i18n import *
 from specials import *
 from static import *

tests/regressiontests/views/tests/generic/simple.py

@@ -0,0 +1,38 @@
+# coding: utf-8
+
+from django.test import TestCase
+
+class RedirectToTest(TestCase):
+    def test_redirect_to_returns_permanent_redirect(self):
+        "simple.redirect_to returns a permanent redirect (301) by default"
+        response = self.client.get('/views/simple/redirect_to/')
+        self.assertEqual(response.status_code, 301)
+        self.assertEqual('http://testserver/views/simple/target/', response['Location'])
+
+    def test_redirect_to_can_return_a_temporary_redirect(self):
+        "simple.redirect_to returns a temporary redirect (302) when explicitely asked to"
+        response = self.client.get('/views/simple/redirect_to_temp/')
+        self.assertEqual(response.status_code, 302)
+        self.assertEqual('http://testserver/views/simple/target/', response['Location'])
+
+    def test_redirect_to_on_empty_url_returns_gone(self):
+        "simple.redirect_to returns resource gone (410) when given a None url"
+        response = self.client.get('/views/simple/redirect_to_none/')
+        self.assertEqual(response.status_code, 410)
+
+    def test_redirect_to_allows_formatted_url_string(self):
+        "simple.redirect_to uses string interpolation on target url for keyword args"
+        response = self.client.get('/views/simple/redirect_to_arg/42/')
+        self.assertEqual(response.status_code, 301)
+        self.assertEqual('http://testserver/views/simple/target_arg/42/', response['Location'])
+
+    def test_redirect_to_allows_query_string_to_be_passed(self):
+        "simple.redirect_to configured with query_string=True passes on any query string"
+        # the default is to not forward the query string
+        response = self.client.get('/views/simple/redirect_to/?param1=foo&param2=bar')
+        self.assertEqual(response.status_code, 301)
+        self.assertEqual('http://testserver/views/simple/target/', response['Location'])
+        # views configured with query_string=True however passes the query string along
+        response = self.client.get('/views/simple/redirect_to_query/?param1=foo&param2=bar')
+        self.assertEqual(response.status_code, 301)
+        self.assertEqual('http://testserver/views/simple/target/?param1=foo&param2=bar', response['Location'])

tests/regressiontests/views/urls.py

@@ -77,7 +77,6 @@ urlpatterns += patterns('django.views.generic.date_based',
 )
 
 # crud generic views.
-
 urlpatterns += patterns('django.views.generic.create_update',
     (r'^create_update/member/create/article/$', 'create_object',
         dict(login_required=True, model=Article)),
@@ -123,3 +122,12 @@ urlpatterns += patterns('regressiontests.views.views',
     url(r'view_exception/(?P<n>\d+)/$', 'view_exception', name='view_exception'),
     url(r'template_exception/(?P<n>\d+)/$', 'template_exception', name='template_exception'),
 )
+
+# simple generic views.
+urlpatterns += patterns('django.views.generic.simple',
+    (r'^simple/redirect_to/$', 'redirect_to', dict(url='/views/simple/target/')),
+    (r'^simple/redirect_to_temp/$', 'redirect_to', dict(url='/views/simple/target/', permanent=False)),
+    (r'^simple/redirect_to_none/$', 'redirect_to', dict(url=None)),
+    (r'^simple/redirect_to_arg/(?P<id>\d+)/$', 'redirect_to', dict(url='/views/simple/target_arg/%(id)s/')),
+    (r'^simple/redirect_to_query/$', 'redirect_to', dict(url='/views/simple/target/', query_string=True)),
+)