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			847 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			847 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import datetime
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| from xml.dom import minidom
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| 
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| from django.contrib.sites.models import Site
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| from django.contrib.syndication import views
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| from django.core.exceptions import ImproperlyConfigured
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| from django.templatetags.static import static
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| from django.test import TestCase, override_settings
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| from django.test.utils import requires_tz_support
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| from django.urls import reverse, reverse_lazy
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| from django.utils import timezone
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| from django.utils.feedgenerator import (
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|     Atom1Feed,
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|     Rss201rev2Feed,
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|     Stylesheet,
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|     SyndicationFeed,
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|     rfc2822_date,
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|     rfc3339_date,
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| )
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| 
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| from .models import Article, Entry
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| 
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| TZ = timezone.get_default_timezone()
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| 
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| 
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| class FeedTestCase(TestCase):
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|     @classmethod
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|     def setUpTestData(cls):
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|         cls.e1 = Entry.objects.create(
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|             title="My first entry",
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|             updated=datetime.datetime(1980, 1, 1, 12, 30),
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|             published=datetime.datetime(1986, 9, 25, 20, 15, 00),
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|         )
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|         cls.e2 = Entry.objects.create(
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|             title="My second entry",
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|             updated=datetime.datetime(2008, 1, 2, 12, 30),
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|             published=datetime.datetime(2006, 3, 17, 18, 0),
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|         )
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|         cls.e3 = Entry.objects.create(
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|             title="My third entry",
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|             updated=datetime.datetime(2008, 1, 2, 13, 30),
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|             published=datetime.datetime(2005, 6, 14, 10, 45),
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|         )
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|         cls.e4 = Entry.objects.create(
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|             title="A & B < C > D",
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|             updated=datetime.datetime(2008, 1, 3, 13, 30),
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|             published=datetime.datetime(2005, 11, 25, 12, 11, 23),
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|         )
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|         cls.e5 = Entry.objects.create(
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|             title="My last entry",
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|             updated=datetime.datetime(2013, 1, 20, 0, 0),
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|             published=datetime.datetime(2013, 3, 25, 20, 0),
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|         )
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|         cls.a1 = Article.objects.create(
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|             title="My first article",
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|             entry=cls.e1,
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|             updated=datetime.datetime(1986, 11, 21, 9, 12, 18),
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|             published=datetime.datetime(1986, 10, 21, 9, 12, 18),
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|         )
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| 
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|     def assertChildNodes(self, elem, expected):
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|         actual = {n.nodeName for n in elem.childNodes}
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|         expected = set(expected)
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|         self.assertEqual(actual, expected)
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| 
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|     def assertChildNodeContent(self, elem, expected):
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|         for k, v in expected.items():
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|             self.assertEqual(elem.getElementsByTagName(k)[0].firstChild.wholeText, v)
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| 
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|     def assertCategories(self, elem, expected):
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|         self.assertEqual(
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|             {
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|                 i.firstChild.wholeText
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|                 for i in elem.childNodes
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|                 if i.nodeName == "category"
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|             },
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|             set(expected),
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|         )
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| 
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| 
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| @override_settings(ROOT_URLCONF="syndication_tests.urls")
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| class SyndicationFeedTest(FeedTestCase):
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|     """
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|     Tests for the high-level syndication feed framework.
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|     """
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| 
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|     @classmethod
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|     def setUpClass(cls):
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|         super().setUpClass()
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|         # This cleanup is necessary because contrib.sites cache
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|         # makes tests interfere with each other, see #11505
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|         Site.objects.clear_cache()
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| 
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|     def test_rss2_feed(self):
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|         """
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|         Test the structure and content of feeds generated by Rss201rev2Feed.
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|         """
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|         response = self.client.get("/syndication/rss2/")
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|         doc = minidom.parseString(response.content)
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| 
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|         # Making sure there's only 1 `rss` element and that the correct
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|         # RSS version was specified.
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|         feed_elem = doc.getElementsByTagName("rss")
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|         self.assertEqual(len(feed_elem), 1)
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|         feed = feed_elem[0]
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|         self.assertEqual(feed.getAttribute("version"), "2.0")
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|         self.assertEqual(
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|             feed.getElementsByTagName("language")[0].firstChild.nodeValue, "en"
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|         )
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| 
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|         # Making sure there's only one `channel` element w/in the
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|         # `rss` element.
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|         chan_elem = feed.getElementsByTagName("channel")
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|         self.assertEqual(len(chan_elem), 1)
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|         chan = chan_elem[0]
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| 
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|         # Find the last build date
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|         d = Entry.objects.latest("published").published
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|         last_build_date = rfc2822_date(timezone.make_aware(d, TZ))
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| 
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|         self.assertChildNodes(
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|             chan,
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|             [
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|                 "title",
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|                 "link",
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|                 "description",
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|                 "language",
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|                 "lastBuildDate",
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|                 "item",
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|                 "atom:link",
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|                 "ttl",
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|                 "copyright",
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|                 "category",
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|             ],
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|         )
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|         self.assertChildNodeContent(
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|             chan,
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|             {
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|                 "title": "My blog",
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|                 "description": "A more thorough description of my blog.",
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|                 "link": "http://example.com/blog/",
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|                 "language": "en",
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|                 "lastBuildDate": last_build_date,
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|                 "ttl": "600",
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|                 "copyright": "Copyright (c) 2007, Sally Smith",
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|             },
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|         )
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|         self.assertCategories(chan, ["python", "django"])
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| 
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|         # Ensure the content of the channel is correct
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|         self.assertChildNodeContent(
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|             chan,
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|             {
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|                 "title": "My blog",
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|                 "link": "http://example.com/blog/",
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|             },
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|         )
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| 
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|         # Check feed_url is passed
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|         self.assertEqual(
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|             chan.getElementsByTagName("atom:link")[0].getAttribute("href"),
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|             "http://example.com/syndication/rss2/",
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|         )
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| 
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|         # Find the pubdate of the first feed item
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|         d = Entry.objects.get(pk=self.e1.pk).published
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|         pub_date = rfc2822_date(timezone.make_aware(d, TZ))
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| 
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|         items = chan.getElementsByTagName("item")
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|         self.assertEqual(len(items), Entry.objects.count())
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|         self.assertChildNodeContent(
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|             items[0],
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|             {
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|                 "title": "My first entry",
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|                 "description": "Overridden description: My first entry",
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|                 "link": "http://example.com/blog/%s/" % self.e1.pk,
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|                 "guid": "http://example.com/blog/%s/" % self.e1.pk,
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|                 "pubDate": pub_date,
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|                 "author": "test@example.com (Sally Smith)",
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|                 "comments": "/blog/%s/comments" % self.e1.pk,
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|             },
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|         )
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|         self.assertCategories(items[0], ["python", "testing"])
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|         for item in items:
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|             self.assertChildNodes(
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|                 item,
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|                 [
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|                     "title",
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|                     "link",
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|                     "description",
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|                     "guid",
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|                     "category",
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|                     "pubDate",
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|                     "author",
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|                     "comments",
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|                 ],
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|             )
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|             # Assert that <guid> does not have any 'isPermaLink' attribute
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|             self.assertIsNone(
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|                 item.getElementsByTagName("guid")[0].attributes.get("isPermaLink")
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|             )
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| 
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|     def test_rss2_feed_with_callable_object(self):
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|         response = self.client.get("/syndication/rss2/with-callable-object/")
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|         doc = minidom.parseString(response.content)
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|         chan = doc.getElementsByTagName("rss")[0].getElementsByTagName("channel")[0]
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|         self.assertChildNodeContent(chan, {"ttl": "700"})
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| 
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|     def test_rss2_feed_with_decorated_methods(self):
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|         response = self.client.get("/syndication/rss2/with-decorated-methods/")
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|         doc = minidom.parseString(response.content)
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|         chan = doc.getElementsByTagName("rss")[0].getElementsByTagName("channel")[0]
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|         self.assertCategories(chan, ["javascript", "vue"])
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|         self.assertChildNodeContent(
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|             chan,
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|             {
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|                 "title": "Overridden title -- decorated by @wraps.",
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|                 "description": "Overridden description -- decorated by @wraps.",
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|                 "ttl": "800 -- decorated by @wraps.",
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|                 "copyright": "Copyright (c) 2022, John Doe -- decorated by @wraps.",
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|             },
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|         )
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|         items = chan.getElementsByTagName("item")
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|         self.assertChildNodeContent(
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|             items[0],
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|             {
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|                 "title": (
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|                     f"Overridden item title: {self.e1.title} -- decorated by @wraps."
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|                 ),
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|                 "description": "Overridden item description -- decorated by @wraps.",
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|             },
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|         )
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| 
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|     def test_rss2_feed_with_wrong_decorated_methods(self):
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|         msg = (
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|             "Feed method 'item_description' decorated by 'wrapper' needs to use "
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|             "@functools.wraps."
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|         )
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|         with self.assertRaisesMessage(ImproperlyConfigured, msg):
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|             self.client.get("/syndication/rss2/with-wrong-decorated-methods/")
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| 
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|     def test_rss2_feed_guid_permalink_false(self):
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|         """
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|         Test if the 'isPermaLink' attribute of <guid> element of an item
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|         in the RSS feed is 'false'.
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|         """
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|         response = self.client.get("/syndication/rss2/guid_ispermalink_false/")
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|         doc = minidom.parseString(response.content)
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|         chan = doc.getElementsByTagName("rss")[0].getElementsByTagName("channel")[0]
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|         items = chan.getElementsByTagName("item")
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|         for item in items:
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|             self.assertEqual(
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|                 item.getElementsByTagName("guid")[0]
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|                 .attributes.get("isPermaLink")
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|                 .value,
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|                 "false",
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|             )
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| 
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|     def test_rss2_feed_guid_permalink_true(self):
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|         """
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|         Test if the 'isPermaLink' attribute of <guid> element of an item
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|         in the RSS feed is 'true'.
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|         """
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|         response = self.client.get("/syndication/rss2/guid_ispermalink_true/")
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|         doc = minidom.parseString(response.content)
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|         chan = doc.getElementsByTagName("rss")[0].getElementsByTagName("channel")[0]
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|         items = chan.getElementsByTagName("item")
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|         for item in items:
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|             self.assertEqual(
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|                 item.getElementsByTagName("guid")[0]
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|                 .attributes.get("isPermaLink")
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|                 .value,
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|                 "true",
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|             )
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| 
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|     def test_rss2_single_enclosure(self):
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|         response = self.client.get("/syndication/rss2/single-enclosure/")
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|         doc = minidom.parseString(response.content)
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|         chan = doc.getElementsByTagName("rss")[0].getElementsByTagName("channel")[0]
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|         items = chan.getElementsByTagName("item")
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|         for item in items:
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|             enclosures = item.getElementsByTagName("enclosure")
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|             self.assertEqual(len(enclosures), 1)
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| 
 | |
|     def test_rss2_multiple_enclosures(self):
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|         with self.assertRaisesMessage(
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|             ValueError,
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|             "RSS feed items may only have one enclosure, see "
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|             "http://www.rssboard.org/rss-profile#element-channel-item-enclosure",
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|         ):
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|             self.client.get("/syndication/rss2/multiple-enclosure/")
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| 
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|     def test_rss091_feed(self):
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|         """
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|         Test the structure and content of feeds generated by
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|         RssUserland091Feed.
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|         """
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|         response = self.client.get("/syndication/rss091/")
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|         doc = minidom.parseString(response.content)
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| 
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|         # Making sure there's only 1 `rss` element and that the correct
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|         # RSS version was specified.
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|         feed_elem = doc.getElementsByTagName("rss")
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|         self.assertEqual(len(feed_elem), 1)
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|         feed = feed_elem[0]
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|         self.assertEqual(feed.getAttribute("version"), "0.91")
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| 
 | |
|         # Making sure there's only one `channel` element w/in the
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|         # `rss` element.
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|         chan_elem = feed.getElementsByTagName("channel")
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|         self.assertEqual(len(chan_elem), 1)
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|         chan = chan_elem[0]
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|         self.assertChildNodes(
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|             chan,
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|             [
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|                 "title",
 | |
|                 "link",
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|                 "description",
 | |
|                 "language",
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|                 "lastBuildDate",
 | |
|                 "item",
 | |
|                 "atom:link",
 | |
|                 "ttl",
 | |
|                 "copyright",
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|                 "category",
 | |
|             ],
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|         )
 | |
| 
 | |
|         # Ensure the content of the channel is correct
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|         self.assertChildNodeContent(
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|             chan,
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|             {
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|                 "title": "My blog",
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|                 "link": "http://example.com/blog/",
 | |
|             },
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|         )
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|         self.assertCategories(chan, ["python", "django"])
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| 
 | |
|         # Check feed_url is passed
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|         self.assertEqual(
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|             chan.getElementsByTagName("atom:link")[0].getAttribute("href"),
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|             "http://example.com/syndication/rss091/",
 | |
|         )
 | |
| 
 | |
|         items = chan.getElementsByTagName("item")
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|         self.assertEqual(len(items), Entry.objects.count())
 | |
|         self.assertChildNodeContent(
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|             items[0],
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|             {
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|                 "title": "My first entry",
 | |
|                 "description": "Overridden description: My first entry",
 | |
|                 "link": "http://example.com/blog/%s/" % self.e1.pk,
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|             },
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|         )
 | |
|         for item in items:
 | |
|             self.assertChildNodes(item, ["title", "link", "description"])
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|             self.assertCategories(item, [])
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| 
 | |
|     def test_atom_feed(self):
 | |
|         """
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|         Test the structure and content of feeds generated by Atom1Feed.
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|         """
 | |
|         response = self.client.get("/syndication/atom/")
 | |
|         feed = minidom.parseString(response.content).firstChild
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| 
 | |
|         self.assertEqual(feed.nodeName, "feed")
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|         self.assertEqual(feed.getAttribute("xmlns"), "http://www.w3.org/2005/Atom")
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|         self.assertChildNodes(
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|             feed,
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|             [
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|                 "title",
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|                 "subtitle",
 | |
|                 "link",
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|                 "id",
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|                 "updated",
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|                 "entry",
 | |
|                 "rights",
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|                 "category",
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|                 "author",
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|             ],
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|         )
 | |
|         for link in feed.getElementsByTagName("link"):
 | |
|             if link.getAttribute("rel") == "self":
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|                 self.assertEqual(
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|                     link.getAttribute("href"), "http://example.com/syndication/atom/"
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|                 )
 | |
| 
 | |
|         entries = feed.getElementsByTagName("entry")
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|         self.assertEqual(len(entries), Entry.objects.count())
 | |
|         for entry in entries:
 | |
|             self.assertChildNodes(
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|                 entry,
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|                 [
 | |
|                     "title",
 | |
|                     "link",
 | |
|                     "id",
 | |
|                     "summary",
 | |
|                     "category",
 | |
|                     "updated",
 | |
|                     "published",
 | |
|                     "rights",
 | |
|                     "author",
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|                 ],
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|             )
 | |
|             summary = entry.getElementsByTagName("summary")[0]
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|             self.assertEqual(summary.getAttribute("type"), "html")
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| 
 | |
|     def test_atom_feed_published_and_updated_elements(self):
 | |
|         """
 | |
|         The published and updated elements are not
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|         the same and now adhere to RFC 4287.
 | |
|         """
 | |
|         response = self.client.get("/syndication/atom/")
 | |
|         feed = minidom.parseString(response.content).firstChild
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|         entries = feed.getElementsByTagName("entry")
 | |
| 
 | |
|         published = entries[0].getElementsByTagName("published")[0].firstChild.wholeText
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|         updated = entries[0].getElementsByTagName("updated")[0].firstChild.wholeText
 | |
| 
 | |
|         self.assertNotEqual(published, updated)
 | |
| 
 | |
|     def test_atom_single_enclosure(self):
 | |
|         response = self.client.get("/syndication/atom/single-enclosure/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
|         items = feed.getElementsByTagName("entry")
 | |
|         for item in items:
 | |
|             links = item.getElementsByTagName("link")
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|             links = [link for link in links if link.getAttribute("rel") == "enclosure"]
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|             self.assertEqual(len(links), 1)
 | |
| 
 | |
|     def test_atom_multiple_enclosures(self):
 | |
|         response = self.client.get("/syndication/atom/multiple-enclosure/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
|         items = feed.getElementsByTagName("entry")
 | |
|         for item in items:
 | |
|             links = item.getElementsByTagName("link")
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|             links = [link for link in links if link.getAttribute("rel") == "enclosure"]
 | |
|             self.assertEqual(len(links), 2)
 | |
| 
 | |
|     def test_latest_post_date(self):
 | |
|         """
 | |
|         Both the published and updated dates are
 | |
|         considered when determining the latest post date.
 | |
|         """
 | |
|         # this feed has a `published` element with the latest date
 | |
|         response = self.client.get("/syndication/atom/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
|         updated = feed.getElementsByTagName("updated")[0].firstChild.wholeText
 | |
| 
 | |
|         d = Entry.objects.latest("published").published
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|         latest_published = rfc3339_date(timezone.make_aware(d, TZ))
 | |
| 
 | |
|         self.assertEqual(updated, latest_published)
 | |
| 
 | |
|         # this feed has an `updated` element with the latest date
 | |
|         response = self.client.get("/syndication/latest/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
|         updated = feed.getElementsByTagName("updated")[0].firstChild.wholeText
 | |
| 
 | |
|         d = Entry.objects.exclude(title="My last entry").latest("updated").updated
 | |
|         latest_updated = rfc3339_date(timezone.make_aware(d, TZ))
 | |
| 
 | |
|         self.assertEqual(updated, latest_updated)
 | |
| 
 | |
|     def test_custom_feed_generator(self):
 | |
|         response = self.client.get("/syndication/custom/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
| 
 | |
|         self.assertEqual(feed.nodeName, "feed")
 | |
|         self.assertEqual(feed.getAttribute("django"), "rocks")
 | |
|         self.assertChildNodes(
 | |
|             feed,
 | |
|             [
 | |
|                 "title",
 | |
|                 "subtitle",
 | |
|                 "link",
 | |
|                 "id",
 | |
|                 "updated",
 | |
|                 "entry",
 | |
|                 "spam",
 | |
|                 "rights",
 | |
|                 "category",
 | |
|                 "author",
 | |
|             ],
 | |
|         )
 | |
| 
 | |
|         entries = feed.getElementsByTagName("entry")
 | |
|         self.assertEqual(len(entries), Entry.objects.count())
 | |
|         for entry in entries:
 | |
|             self.assertEqual(entry.getAttribute("bacon"), "yum")
 | |
|             self.assertChildNodes(
 | |
|                 entry,
 | |
|                 [
 | |
|                     "title",
 | |
|                     "link",
 | |
|                     "id",
 | |
|                     "summary",
 | |
|                     "ministry",
 | |
|                     "rights",
 | |
|                     "author",
 | |
|                     "updated",
 | |
|                     "published",
 | |
|                     "category",
 | |
|                 ],
 | |
|             )
 | |
|             summary = entry.getElementsByTagName("summary")[0]
 | |
|             self.assertEqual(summary.getAttribute("type"), "html")
 | |
| 
 | |
|     def test_feed_generator_language_attribute(self):
 | |
|         response = self.client.get("/syndication/language/")
 | |
|         feed = minidom.parseString(response.content).firstChild
 | |
|         self.assertEqual(
 | |
|             feed.firstChild.getElementsByTagName("language")[0].firstChild.nodeValue,
 | |
|             "de",
 | |
|         )
 | |
| 
 | |
|     def test_title_escaping(self):
 | |
|         """
 | |
|         Titles are escaped correctly in RSS feeds.
 | |
|         """
 | |
|         response = self.client.get("/syndication/rss2/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         for item in doc.getElementsByTagName("item"):
 | |
|             link = item.getElementsByTagName("link")[0]
 | |
|             if link.firstChild.wholeText == "http://example.com/blog/4/":
 | |
|                 title = item.getElementsByTagName("title")[0]
 | |
|                 self.assertEqual(title.firstChild.wholeText, "A & B < C > D")
 | |
| 
 | |
|     def test_naive_datetime_conversion(self):
 | |
|         """
 | |
|         Datetimes are correctly converted to the local time zone.
 | |
|         """
 | |
|         # Naive date times passed in get converted to the local time zone, so
 | |
|         # check the received zone offset against the local offset.
 | |
|         response = self.client.get("/syndication/naive-dates/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         updated = doc.getElementsByTagName("updated")[0].firstChild.wholeText
 | |
| 
 | |
|         d = Entry.objects.latest("published").published
 | |
|         latest = rfc3339_date(timezone.make_aware(d, TZ))
 | |
| 
 | |
|         self.assertEqual(updated, latest)
 | |
| 
 | |
|     def test_aware_datetime_conversion(self):
 | |
|         """
 | |
|         Datetimes with timezones don't get trodden on.
 | |
|         """
 | |
|         response = self.client.get("/syndication/aware-dates/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         published = doc.getElementsByTagName("published")[0].firstChild.wholeText
 | |
|         self.assertEqual(published[-6:], "+00:42")
 | |
| 
 | |
|     def test_feed_no_content_self_closing_tag(self):
 | |
|         tests = [
 | |
|             (Atom1Feed, "link"),
 | |
|             (Rss201rev2Feed, "atom:link"),
 | |
|         ]
 | |
|         for feedgenerator, tag in tests:
 | |
|             with self.subTest(feedgenerator=feedgenerator.__name__):
 | |
|                 feed = feedgenerator(
 | |
|                     title="title",
 | |
|                     link="https://example.com",
 | |
|                     description="self closing tags test",
 | |
|                     feed_url="https://feed.url.com",
 | |
|                 )
 | |
|                 doc = feed.writeString("utf-8")
 | |
|                 self.assertIn(f'<{tag} href="https://feed.url.com" rel="self"/>', doc)
 | |
| 
 | |
|     def test_stylesheets_none(self):
 | |
|         feed = Rss201rev2Feed(
 | |
|             title="test",
 | |
|             link="https://example.com",
 | |
|             description="test",
 | |
|             stylesheets=None,
 | |
|         )
 | |
|         self.assertNotIn("xml-stylesheet", feed.writeString("utf-8"))
 | |
| 
 | |
|     def test_stylesheets(self):
 | |
|         testdata = [
 | |
|             # Plain strings.
 | |
|             ("/test.xsl", 'href="/test.xsl" type="text/xsl" media="screen"'),
 | |
|             ("/test.xslt", 'href="/test.xslt" type="text/xsl" media="screen"'),
 | |
|             ("/test.css", 'href="/test.css" type="text/css" media="screen"'),
 | |
|             ("/test", 'href="/test" media="screen"'),
 | |
|             (
 | |
|                 "https://example.com/test.xsl",
 | |
|                 'href="https://example.com/test.xsl" type="text/xsl" media="screen"',
 | |
|             ),
 | |
|             (
 | |
|                 "https://example.com/test.css",
 | |
|                 'href="https://example.com/test.css" type="text/css" media="screen"',
 | |
|             ),
 | |
|             (
 | |
|                 "https://example.com/test",
 | |
|                 'href="https://example.com/test" media="screen"',
 | |
|             ),
 | |
|             ("/♥.xsl", 'href="/%E2%99%A5.xsl" type="text/xsl" media="screen"'),
 | |
|             (
 | |
|                 static("stylesheet.xsl"),
 | |
|                 'href="/static/stylesheet.xsl" type="text/xsl" media="screen"',
 | |
|             ),
 | |
|             (
 | |
|                 static("stylesheet.css"),
 | |
|                 'href="/static/stylesheet.css" type="text/css" media="screen"',
 | |
|             ),
 | |
|             (static("stylesheet"), 'href="/static/stylesheet" media="screen"'),
 | |
|             (
 | |
|                 reverse("syndication-xsl-stylesheet"),
 | |
|                 'href="/syndication/stylesheet.xsl" type="text/xsl" media="screen"',
 | |
|             ),
 | |
|             (
 | |
|                 reverse_lazy("syndication-xsl-stylesheet"),
 | |
|                 'href="/syndication/stylesheet.xsl" type="text/xsl" media="screen"',
 | |
|             ),
 | |
|             # Stylesheet objects.
 | |
|             (
 | |
|                 Stylesheet("/test.xsl"),
 | |
|                 'href="/test.xsl" type="text/xsl" media="screen"',
 | |
|             ),
 | |
|             (Stylesheet("/test.xsl", mimetype=None), 'href="/test.xsl" media="screen"'),
 | |
|             (Stylesheet("/test.xsl", media=None), 'href="/test.xsl" type="text/xsl"'),
 | |
|             (Stylesheet("/test.xsl", mimetype=None, media=None), 'href="/test.xsl"'),
 | |
|             (
 | |
|                 Stylesheet("/test.xsl", mimetype="text/xml"),
 | |
|                 'href="/test.xsl" type="text/xml" media="screen"',
 | |
|             ),
 | |
|         ]
 | |
|         for stylesheet, expected in testdata:
 | |
|             feed = Rss201rev2Feed(
 | |
|                 title="test",
 | |
|                 link="https://example.com",
 | |
|                 description="test",
 | |
|                 stylesheets=[stylesheet],
 | |
|             )
 | |
|             doc = feed.writeString("utf-8")
 | |
|             with self.subTest(expected=expected):
 | |
|                 self.assertIn(f"<?xml-stylesheet {expected}?>", doc)
 | |
| 
 | |
|     def test_stylesheets_instructions_are_at_the_top(self):
 | |
|         response = self.client.get("/syndication/stylesheet/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         self.assertEqual(doc.childNodes[0].nodeName, "xml-stylesheet")
 | |
|         self.assertEqual(
 | |
|             doc.childNodes[0].data,
 | |
|             'href="/stylesheet1.xsl" type="text/xsl" media="screen"',
 | |
|         )
 | |
|         self.assertEqual(doc.childNodes[1].nodeName, "xml-stylesheet")
 | |
|         self.assertEqual(
 | |
|             doc.childNodes[1].data,
 | |
|             'href="/stylesheet2.xsl" type="text/xsl" media="screen"',
 | |
|         )
 | |
| 
 | |
|     def test_stylesheets_typeerror_if_str_or_stylesheet(self):
 | |
|         for stylesheet, error_message in [
 | |
|             ("/stylesheet.xsl", "stylesheets should be a list, not <class 'str'>"),
 | |
|             (
 | |
|                 Stylesheet("/stylesheet.xsl"),
 | |
|                 "stylesheets should be a list, "
 | |
|                 "not <class 'django.utils.feedgenerator.Stylesheet'>",
 | |
|             ),
 | |
|         ]:
 | |
|             args = ("title", "/link", "description")
 | |
|             with self.subTest(stylesheets=stylesheet):
 | |
|                 self.assertRaisesMessage(
 | |
|                     TypeError,
 | |
|                     error_message,
 | |
|                     SyndicationFeed,
 | |
|                     *args,
 | |
|                     stylesheets=stylesheet,
 | |
|                 )
 | |
| 
 | |
|     def test_stylesheets_repr(self):
 | |
|         testdata = [
 | |
|             (Stylesheet("/test.xsl", mimetype=None), "('/test.xsl', None, 'screen')"),
 | |
|             (Stylesheet("/test.xsl", media=None), "('/test.xsl', 'text/xsl', None)"),
 | |
|             (
 | |
|                 Stylesheet("/test.xsl", mimetype=None, media=None),
 | |
|                 "('/test.xsl', None, None)",
 | |
|             ),
 | |
|             (
 | |
|                 Stylesheet("/test.xsl", mimetype="text/xml"),
 | |
|                 "('/test.xsl', 'text/xml', 'screen')",
 | |
|             ),
 | |
|         ]
 | |
|         for stylesheet, expected in testdata:
 | |
|             self.assertEqual(repr(stylesheet), expected)
 | |
| 
 | |
|     @requires_tz_support
 | |
|     def test_feed_last_modified_time_naive_date(self):
 | |
|         """
 | |
|         Tests the Last-Modified header with naive publication dates.
 | |
|         """
 | |
|         response = self.client.get("/syndication/naive-dates/")
 | |
|         self.assertEqual(
 | |
|             response.headers["Last-Modified"], "Tue, 26 Mar 2013 01:00:00 GMT"
 | |
|         )
 | |
| 
 | |
|     def test_feed_last_modified_time(self):
 | |
|         """
 | |
|         Tests the Last-Modified header with aware publication dates.
 | |
|         """
 | |
|         response = self.client.get("/syndication/aware-dates/")
 | |
|         self.assertEqual(
 | |
|             response.headers["Last-Modified"], "Mon, 25 Mar 2013 19:18:00 GMT"
 | |
|         )
 | |
| 
 | |
|         # No last-modified when feed has no item_pubdate
 | |
|         response = self.client.get("/syndication/no_pubdate/")
 | |
|         self.assertFalse(response.has_header("Last-Modified"))
 | |
| 
 | |
|     def test_feed_url(self):
 | |
|         """
 | |
|         The feed_url can be overridden.
 | |
|         """
 | |
|         response = self.client.get("/syndication/feedurl/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         for link in doc.getElementsByTagName("link"):
 | |
|             if link.getAttribute("rel") == "self":
 | |
|                 self.assertEqual(
 | |
|                     link.getAttribute("href"), "http://example.com/customfeedurl/"
 | |
|                 )
 | |
| 
 | |
|     def test_secure_urls(self):
 | |
|         """
 | |
|         Test URLs are prefixed with https:// when feed is requested over HTTPS.
 | |
|         """
 | |
|         response = self.client.get(
 | |
|             "/syndication/rss2/",
 | |
|             **{
 | |
|                 "wsgi.url_scheme": "https",
 | |
|             },
 | |
|         )
 | |
|         doc = minidom.parseString(response.content)
 | |
|         chan = doc.getElementsByTagName("channel")[0]
 | |
|         self.assertEqual(
 | |
|             chan.getElementsByTagName("link")[0].firstChild.wholeText[0:5], "https"
 | |
|         )
 | |
|         atom_link = chan.getElementsByTagName("atom:link")[0]
 | |
|         self.assertEqual(atom_link.getAttribute("href")[0:5], "https")
 | |
|         for link in doc.getElementsByTagName("link"):
 | |
|             if link.getAttribute("rel") == "self":
 | |
|                 self.assertEqual(link.getAttribute("href")[0:5], "https")
 | |
| 
 | |
|     def test_item_link_error(self):
 | |
|         """
 | |
|         An ImproperlyConfigured is raised if no link could be found for the
 | |
|         item(s).
 | |
|         """
 | |
|         msg = (
 | |
|             "Give your Article class a get_absolute_url() method, or define "
 | |
|             "an item_link() method in your Feed class."
 | |
|         )
 | |
|         with self.assertRaisesMessage(ImproperlyConfigured, msg):
 | |
|             self.client.get("/syndication/articles/")
 | |
| 
 | |
|     def test_template_feed(self):
 | |
|         """
 | |
|         The item title and description can be overridden with templates.
 | |
|         """
 | |
|         response = self.client.get("/syndication/template/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         feed = doc.getElementsByTagName("rss")[0]
 | |
|         chan = feed.getElementsByTagName("channel")[0]
 | |
|         items = chan.getElementsByTagName("item")
 | |
| 
 | |
|         self.assertChildNodeContent(
 | |
|             items[0],
 | |
|             {
 | |
|                 "title": "Title in your templates: My first entry\n",
 | |
|                 "description": "Description in your templates: My first entry\n",
 | |
|                 "link": "http://example.com/blog/%s/" % self.e1.pk,
 | |
|             },
 | |
|         )
 | |
| 
 | |
|     def test_template_context_feed(self):
 | |
|         """
 | |
|         Custom context data can be passed to templates for title
 | |
|         and description.
 | |
|         """
 | |
|         response = self.client.get("/syndication/template_context/")
 | |
|         doc = minidom.parseString(response.content)
 | |
|         feed = doc.getElementsByTagName("rss")[0]
 | |
|         chan = feed.getElementsByTagName("channel")[0]
 | |
|         items = chan.getElementsByTagName("item")
 | |
| 
 | |
|         self.assertChildNodeContent(
 | |
|             items[0],
 | |
|             {
 | |
|                 "title": "My first entry (foo is bar)\n",
 | |
|                 "description": "My first entry (foo is bar)\n",
 | |
|             },
 | |
|         )
 | |
| 
 | |
|     def test_add_domain(self):
 | |
|         """
 | |
|         add_domain() prefixes domains onto the correct URLs.
 | |
|         """
 | |
|         prefix_domain_mapping = (
 | |
|             (("example.com", "/foo/?arg=value"), "http://example.com/foo/?arg=value"),
 | |
|             (
 | |
|                 ("example.com", "/foo/?arg=value", True),
 | |
|                 "https://example.com/foo/?arg=value",
 | |
|             ),
 | |
|             (
 | |
|                 ("example.com", "http://djangoproject.com/doc/"),
 | |
|                 "http://djangoproject.com/doc/",
 | |
|             ),
 | |
|             (
 | |
|                 ("example.com", "https://djangoproject.com/doc/"),
 | |
|                 "https://djangoproject.com/doc/",
 | |
|             ),
 | |
|             (
 | |
|                 ("example.com", "mailto:uhoh@djangoproject.com"),
 | |
|                 "mailto:uhoh@djangoproject.com",
 | |
|             ),
 | |
|             (
 | |
|                 ("example.com", "//example.com/foo/?arg=value"),
 | |
|                 "http://example.com/foo/?arg=value",
 | |
|             ),
 | |
|         )
 | |
|         for prefix in prefix_domain_mapping:
 | |
|             with self.subTest(prefix=prefix):
 | |
|                 self.assertEqual(views.add_domain(*prefix[0]), prefix[1])
 | |
| 
 | |
|     def test_get_object(self):
 | |
|         response = self.client.get("/syndication/rss2/articles/%s/" % self.e1.pk)
 | |
|         doc = minidom.parseString(response.content)
 | |
|         feed = doc.getElementsByTagName("rss")[0]
 | |
|         chan = feed.getElementsByTagName("channel")[0]
 | |
|         items = chan.getElementsByTagName("item")
 | |
| 
 | |
|         self.assertChildNodeContent(
 | |
|             items[0],
 | |
|             {
 | |
|                 "comments": "/blog/%s/article/%s/comments" % (self.e1.pk, self.a1.pk),
 | |
|                 "description": "Article description: My first article",
 | |
|                 "link": "http://example.com/blog/%s/article/%s/"
 | |
|                 % (self.e1.pk, self.a1.pk),
 | |
|                 "title": "Title: My first article",
 | |
|                 "pubDate": rfc2822_date(timezone.make_aware(self.a1.published, TZ)),
 | |
|             },
 | |
|         )
 | |
| 
 | |
|     def test_get_non_existent_object(self):
 | |
|         response = self.client.get("/syndication/rss2/articles/0/")
 | |
|         self.assertEqual(response.status_code, 404)
 |