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464 lines
18 KiB
Python
464 lines
18 KiB
Python
from __future__ import unicode_literals
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import datetime
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from xml.dom import minidom
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try:
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import pytz
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except ImportError:
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pytz = None
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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.test import TestCase, override_settings
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from django.test.utils import requires_tz_support
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from django.utils.feedgenerator import rfc2822_date, rfc3339_date
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from django.utils import timezone
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from .models import Entry
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TZ = timezone.get_default_timezone()
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class FeedTestCase(TestCase):
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fixtures = ['feeddata.json']
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def setUp(self):
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# Django cannot deal with very old dates when pytz isn't installed.
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if pytz is None:
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old_entry = Entry.objects.get(pk=1)
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old_entry.updated = datetime.datetime(1980, 1, 1, 12, 30)
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old_entry.published = datetime.datetime(1986, 9, 25, 20, 15, 00)
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old_entry.save()
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def assertChildNodes(self, elem, expected):
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actual = set(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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def assertChildNodeContent(self, elem, expected):
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for k, v in expected.items():
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self.assertEqual(
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elem.getElementsByTagName(k)[0].firstChild.wholeText, v)
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def assertCategories(self, elem, expected):
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self.assertEqual(set(i.firstChild.wholeText for i in elem.childNodes if i.nodeName == 'category'), set(expected))
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######################################
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# Feed view
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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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@classmethod
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def setUpClass(cls):
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super(SyndicationFeedTest, cls).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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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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# 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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# 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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# 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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self.assertChildNodes(chan, ['title', 'link', 'description', 'language', 'lastBuildDate', 'item', 'atom:link', 'ttl', 'copyright', 'category'])
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self.assertChildNodeContent(chan, {
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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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#'atom:link': '',
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'ttl': '600',
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'copyright': 'Copyright (c) 2007, Sally Smith',
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})
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self.assertCategories(chan, ['python', 'django'])
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# Ensure the content of the channel is correct
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self.assertChildNodeContent(chan, {
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'title': 'My blog',
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'link': 'http://example.com/blog/',
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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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# Find the pubdate of the first feed item
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d = Entry.objects.get(pk=1).published
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pub_date = rfc2822_date(timezone.make_aware(d, TZ))
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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(items[0], {
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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/1/',
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'guid': 'http://example.com/blog/1/',
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'pubDate': pub_date,
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'author': 'test@example.com (Sally Smith)',
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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(item, ['title', 'link', 'description', 'guid', 'category', 'pubDate', 'author'])
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# Assert that <guid> does not have any 'isPermaLink' attribute
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self.assertIsNone(item.getElementsByTagName(
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'guid')[0].attributes.get('isPermaLink'))
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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(
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'/syndication/rss2/guid_ispermalink_false/')
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doc = minidom.parseString(response.content)
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chan = doc.getElementsByTagName(
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'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].attributes.get(
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'isPermaLink').value, "false")
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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(
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'/syndication/rss2/guid_ispermalink_true/')
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doc = minidom.parseString(response.content)
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chan = doc.getElementsByTagName(
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'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].attributes.get(
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'isPermaLink').value, "true")
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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 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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# 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(chan, ['title', 'link', 'description', 'language', 'lastBuildDate', 'item', 'atom:link', 'ttl', 'copyright', 'category'])
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# Ensure the content of the channel is correct
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self.assertChildNodeContent(chan, {
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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/'
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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(items[0], {
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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/1/',
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})
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for item in items:
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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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"""
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Test the structure and content of feeds generated by Atom1Feed.
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"""
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response = self.client.get('/syndication/atom/')
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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(feed, ['title', 'subtitle', 'link', 'id', 'updated', 'entry', 'rights', 'category', 'author'])
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for link in feed.getElementsByTagName('link'):
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if link.getAttribute('rel') == 'self':
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self.assertEqual(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())
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for entry in entries:
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self.assertChildNodes(entry, [
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'title',
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'link',
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'id',
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'summary',
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'category',
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'updated',
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'published',
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'rights',
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'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):
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"""
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Test that the published and updated elements are not
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the same and now adhere to RFC 4287.
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"""
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response = self.client.get('/syndication/atom/')
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feed = minidom.parseString(response.content).firstChild
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entries = feed.getElementsByTagName('entry')
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published = entries[0].getElementsByTagName('published')[0].firstChild.wholeText
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updated = entries[0].getElementsByTagName('updated')[0].firstChild.wholeText
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self.assertNotEqual(published, updated)
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def test_latest_post_date(self):
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"""
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Test that both the published and updated dates are
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considered when determining the latest post date.
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"""
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# this feed has a `published` element with the latest date
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response = self.client.get('/syndication/atom/')
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feed = minidom.parseString(response.content).firstChild
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updated = feed.getElementsByTagName('updated')[0].firstChild.wholeText
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d = Entry.objects.latest('published').published
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latest_published = rfc3339_date(timezone.make_aware(d, TZ))
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self.assertEqual(updated, latest_published)
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# this feed has an `updated` element with the latest date
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response = self.client.get('/syndication/latest/')
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feed = minidom.parseString(response.content).firstChild
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updated = feed.getElementsByTagName('updated')[0].firstChild.wholeText
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d = Entry.objects.exclude(pk=5).latest('updated').updated
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latest_updated = rfc3339_date(timezone.make_aware(d, TZ))
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self.assertEqual(updated, latest_updated)
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def test_custom_feed_generator(self):
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response = self.client.get('/syndication/custom/')
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feed = minidom.parseString(response.content).firstChild
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self.assertEqual(feed.nodeName, 'feed')
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self.assertEqual(feed.getAttribute('django'), 'rocks')
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self.assertChildNodes(feed, ['title', 'subtitle', 'link', 'id', 'updated', 'entry', 'spam', 'rights', 'category', 'author'])
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entries = feed.getElementsByTagName('entry')
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self.assertEqual(len(entries), Entry.objects.count())
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for entry in entries:
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self.assertEqual(entry.getAttribute('bacon'), 'yum')
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self.assertChildNodes(entry, [
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'title',
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'link',
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'id',
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'summary',
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'ministry',
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'rights',
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'author',
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'updated',
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'published',
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'category',
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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_title_escaping(self):
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"""
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Tests that titles are escaped correctly in RSS feeds.
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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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for item in doc.getElementsByTagName('item'):
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link = item.getElementsByTagName('link')[0]
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if link.firstChild.wholeText == 'http://example.com/blog/4/':
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title = item.getElementsByTagName('title')[0]
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self.assertEqual(title.firstChild.wholeText, 'A & B < C > D')
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def test_naive_datetime_conversion(self):
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"""
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Test that datetimes are correctly converted to the local time zone.
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"""
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# Naive date times passed in get converted to the local time zone, so
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# check the received zone offset against the local offset.
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response = self.client.get('/syndication/naive-dates/')
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doc = minidom.parseString(response.content)
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updated = doc.getElementsByTagName('updated')[0].firstChild.wholeText
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d = Entry.objects.latest('published').published
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latest = rfc3339_date(timezone.make_aware(d, TZ))
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self.assertEqual(updated, latest)
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def test_aware_datetime_conversion(self):
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"""
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Test that datetimes with timezones don't get trodden on.
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"""
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response = self.client.get('/syndication/aware-dates/')
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doc = minidom.parseString(response.content)
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published = doc.getElementsByTagName('published')[0].firstChild.wholeText
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self.assertEqual(published[-6:], '+00:42')
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@requires_tz_support
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def test_feed_last_modified_time_naive_date(self):
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"""
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Tests the Last-Modified header with naive publication dates.
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"""
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response = self.client.get('/syndication/naive-dates/')
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self.assertEqual(response['Last-Modified'], 'Tue, 26 Mar 2013 01:00:00 GMT')
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def test_feed_last_modified_time(self):
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"""
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Tests the Last-Modified header with aware publication dates.
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"""
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response = self.client.get('/syndication/aware-dates/')
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self.assertEqual(response['Last-Modified'], 'Mon, 25 Mar 2013 19:18:00 GMT')
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# No last-modified when feed has no item_pubdate
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response = self.client.get('/syndication/no_pubdate/')
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self.assertFalse(response.has_header('Last-Modified'))
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def test_feed_url(self):
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"""
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Test that the feed_url can be overridden.
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"""
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response = self.client.get('/syndication/feedurl/')
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doc = minidom.parseString(response.content)
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for link in doc.getElementsByTagName('link'):
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if link.getAttribute('rel') == 'self':
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self.assertEqual(link.getAttribute('href'), 'http://example.com/customfeedurl/')
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def test_secure_urls(self):
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"""
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Test URLs are prefixed with https:// when feed is requested over HTTPS.
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"""
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response = self.client.get('/syndication/rss2/', **{
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'wsgi.url_scheme': 'https',
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})
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doc = minidom.parseString(response.content)
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chan = doc.getElementsByTagName('channel')[0]
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self.assertEqual(
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chan.getElementsByTagName('link')[0].firstChild.wholeText[0:5],
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'https'
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)
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atom_link = chan.getElementsByTagName('atom:link')[0]
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self.assertEqual(atom_link.getAttribute('href')[0:5], 'https')
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for link in doc.getElementsByTagName('link'):
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if link.getAttribute('rel') == 'self':
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self.assertEqual(link.getAttribute('href')[0:5], 'https')
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def test_item_link_error(self):
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"""
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Test that an ImproperlyConfigured is raised if no link could be found
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for the item(s).
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"""
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self.assertRaises(ImproperlyConfigured,
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self.client.get,
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'/syndication/articles/')
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def test_template_feed(self):
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"""
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Test that the item title and description can be overridden with
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templates.
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"""
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response = self.client.get('/syndication/template/')
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doc = minidom.parseString(response.content)
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feed = doc.getElementsByTagName('rss')[0]
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chan = feed.getElementsByTagName('channel')[0]
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items = chan.getElementsByTagName('item')
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self.assertChildNodeContent(items[0], {
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'title': 'Title in your templates: My first entry\n',
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'description': 'Description in your templates: My first entry\n',
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'link': 'http://example.com/blog/1/',
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})
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def test_template_context_feed(self):
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"""
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Test that custom context data can be passed to templates for title
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and description.
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"""
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response = self.client.get('/syndication/template_context/')
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doc = minidom.parseString(response.content)
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feed = doc.getElementsByTagName('rss')[0]
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chan = feed.getElementsByTagName('channel')[0]
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items = chan.getElementsByTagName('item')
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self.assertChildNodeContent(items[0], {
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'title': 'My first entry (foo is bar)\n',
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'description': 'My first entry (foo is bar)\n',
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})
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def test_add_domain(self):
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"""
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Test add_domain() prefixes domains onto the correct URLs.
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"""
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self.assertEqual(
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views.add_domain('example.com', '/foo/?arg=value'),
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'http://example.com/foo/?arg=value'
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)
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self.assertEqual(
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views.add_domain('example.com', '/foo/?arg=value', True),
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'https://example.com/foo/?arg=value'
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)
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self.assertEqual(
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views.add_domain('example.com', 'http://djangoproject.com/doc/'),
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'http://djangoproject.com/doc/'
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)
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self.assertEqual(
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views.add_domain('example.com', 'https://djangoproject.com/doc/'),
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'https://djangoproject.com/doc/'
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)
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self.assertEqual(
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views.add_domain('example.com', 'mailto:uhoh@djangoproject.com'),
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'mailto:uhoh@djangoproject.com'
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)
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self.assertEqual(
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views.add_domain('example.com', '//example.com/foo/?arg=value'),
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'http://example.com/foo/?arg=value'
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)
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