django/tests/regressiontests/syndication/tests.py

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import datetime
import warnings
from xml.dom import minidom
from django.contrib.syndication import feeds, views
from django.core.exceptions import ImproperlyConfigured
from django.test import TestCase
from django.utils import tzinfo
from django.utils.feedgenerator import rfc2822_date, rfc3339_date
from models import Entry
class FeedTestCase(TestCase):
fixtures = ['feeddata.json']
def assertChildNodes(self, elem, expected):
actual = set([n.nodeName for n in elem.childNodes])
expected = set(expected)
self.assertEqual(actual, expected)
def assertChildNodeContent(self, elem, expected):
for k, v in expected.items():
self.assertEqual(
elem.getElementsByTagName(k)[0].firstChild.wholeText, v)
def assertCategories(self, elem, expected):
self.assertEqual(set(i.firstChild.wholeText for i in elem.childNodes if i.nodeName == 'category'), set(expected));
######################################
# Feed view
######################################
class SyndicationFeedTest(FeedTestCase):
"""
Tests for the high-level syndication feed framework.
"""
def test_rss2_feed(self):
"""
Test the structure and content of feeds generated by Rss201rev2Feed.
"""
response = self.client.get('/syndication/rss2/')
doc = minidom.parseString(response.content)
# Making sure there's only 1 `rss` element and that the correct
# RSS version was specified.
feed_elem = doc.getElementsByTagName('rss')
self.assertEqual(len(feed_elem), 1)
feed = feed_elem[0]
self.assertEqual(feed.getAttribute('version'), '2.0')
# Making sure there's only one `channel` element w/in the
# `rss` element.
chan_elem = feed.getElementsByTagName('channel')
self.assertEqual(len(chan_elem), 1)
chan = chan_elem[0]
# Find the last build date
d = Entry.objects.latest('date').date
ltz = tzinfo.LocalTimezone(d)
last_build_date = rfc2822_date(d.replace(tzinfo=ltz))
self.assertChildNodes(chan, ['title', 'link', 'description', 'language', 'lastBuildDate', 'item', 'atom:link', 'ttl', 'copyright', 'category'])
self.assertChildNodeContent(chan, {
'title': 'My blog',
'description': 'A more thorough description of my blog.',
'link': 'http://example.com/blog/',
'language': 'en',
'lastBuildDate': last_build_date,
#'atom:link': '',
'ttl': '600',
'copyright': 'Copyright (c) 2007, Sally Smith',
})
self.assertCategories(chan, ['python', 'django']);
# Ensure the content of the channel is correct
self.assertChildNodeContent(chan, {
'title': 'My blog',
'link': 'http://example.com/blog/',
})
# Check feed_url is passed
self.assertEqual(
chan.getElementsByTagName('atom:link')[0].getAttribute('href'),
'http://example.com/syndication/rss2/'
)
# Find the pubdate of the first feed item
d = Entry.objects.get(pk=1).date
ltz = tzinfo.LocalTimezone(d)
pub_date = rfc2822_date(d.replace(tzinfo=ltz))
items = chan.getElementsByTagName('item')
self.assertEqual(len(items), Entry.objects.count())
self.assertChildNodeContent(items[0], {
'title': 'My first entry',
'description': 'Overridden description: My first entry',
'link': 'http://example.com/blog/1/',
'guid': 'http://example.com/blog/1/',
'pubDate': pub_date,
'author': 'test@example.com (Sally Smith)',
})
self.assertCategories(items[0], ['python', 'testing']);
for item in items:
self.assertChildNodes(item, ['title', 'link', 'description', 'guid', 'category', 'pubDate', 'author'])
def test_rss091_feed(self):
"""
Test the structure and content of feeds generated by RssUserland091Feed.
"""
response = self.client.get('/syndication/rss091/')
doc = minidom.parseString(response.content)
# Making sure there's only 1 `rss` element and that the correct
# RSS version was specified.
feed_elem = doc.getElementsByTagName('rss')
self.assertEqual(len(feed_elem), 1)
feed = feed_elem[0]
self.assertEqual(feed.getAttribute('version'), '0.91')
# Making sure there's only one `channel` element w/in the
# `rss` element.
chan_elem = feed.getElementsByTagName('channel')
self.assertEqual(len(chan_elem), 1)
chan = chan_elem[0]
self.assertChildNodes(chan, ['title', 'link', 'description', 'language', 'lastBuildDate', 'item', 'atom:link', 'ttl', 'copyright', 'category'])
# Ensure the content of the channel is correct
self.assertChildNodeContent(chan, {
'title': 'My blog',
'link': 'http://example.com/blog/',
})
self.assertCategories(chan, ['python', 'django'])
# Check feed_url is passed
self.assertEqual(
chan.getElementsByTagName('atom:link')[0].getAttribute('href'),
'http://example.com/syndication/rss091/'
)
items = chan.getElementsByTagName('item')
self.assertEqual(len(items), Entry.objects.count())
self.assertChildNodeContent(items[0], {
'title': 'My first entry',
'description': 'Overridden description: My first entry',
'link': 'http://example.com/blog/1/',
})
for item in items:
self.assertChildNodes(item, ['title', 'link', 'description'])
self.assertCategories(item, [])
def test_atom_feed(self):
"""
Test the structure and content of feeds generated by Atom1Feed.
"""
response = self.client.get('/syndication/atom/')
feed = minidom.parseString(response.content).firstChild
self.assertEqual(feed.nodeName, 'feed')
self.assertEqual(feed.getAttribute('xmlns'), 'http://www.w3.org/2005/Atom')
self.assertChildNodes(feed, ['title', 'subtitle', 'link', 'id', 'updated', 'entry', 'rights', 'category', 'author'])
for link in feed.getElementsByTagName('link'):
if link.getAttribute('rel') == 'self':
self.assertEqual(link.getAttribute('href'), 'http://example.com/syndication/atom/')
entries = feed.getElementsByTagName('entry')
self.assertEqual(len(entries), Entry.objects.count())
for entry in entries:
self.assertChildNodes(entry, ['title', 'link', 'id', 'summary', 'category', 'updated', 'rights', 'author'])
summary = entry.getElementsByTagName('summary')[0]
self.assertEqual(summary.getAttribute('type'), 'html')
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', 'category'])
summary = entry.getElementsByTagName('summary')[0]
self.assertEqual(summary.getAttribute('type'), 'html')
def test_title_escaping(self):
"""
Tests that 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.assertEquals(title.firstChild.wholeText, u'A & B < C > D')
def test_naive_datetime_conversion(self):
"""
Test that datetimes are correctly converted to the local time zone.
"""
# Naive date times passed in get converted to the local time zone, so
# check the recived 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('date').date
ltz = tzinfo.LocalTimezone(d)
latest = rfc3339_date(d.replace(tzinfo=ltz))
self.assertEqual(updated, latest)
def test_aware_datetime_conversion(self):
"""
Test that datetimes with timezones don't get trodden on.
"""
response = self.client.get('/syndication/aware-dates/')
doc = minidom.parseString(response.content)
updated = doc.getElementsByTagName('updated')[0].firstChild.wholeText
self.assertEqual(updated[-6:], '+00:42')
def test_feed_url(self):
"""
Test that 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):
"""
Test that a ImproperlyConfigured is raised if no link could be found
for the item(s).
"""
self.assertRaises(ImproperlyConfigured,
self.client.get,
'/syndication/articles/')
def test_template_feed(self):
"""
Test that 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',
'description': 'Description in your templates: My first entry',
'link': 'http://example.com/blog/1/',
})
def test_add_domain(self):
"""
Test add_domain() prefixes domains onto the correct URLs.
"""
self.assertEqual(
views.add_domain('example.com', '/foo/?arg=value'),
'http://example.com/foo/?arg=value'
)
self.assertEqual(
views.add_domain('example.com', '/foo/?arg=value', True),
'https://example.com/foo/?arg=value'
)
self.assertEqual(
views.add_domain('example.com', 'http://djangoproject.com/doc/'),
'http://djangoproject.com/doc/'
)
self.assertEqual(
views.add_domain('example.com', 'https://djangoproject.com/doc/'),
'https://djangoproject.com/doc/'
)
self.assertEqual(
views.add_domain('example.com', 'mailto:uhoh@djangoproject.com'),
'mailto:uhoh@djangoproject.com'
)
######################################
# Deprecated feeds
######################################
class DeprecatedSyndicationFeedTest(FeedTestCase):
"""
Tests for the deprecated API (feed() view and the feed_dict etc).
"""
def setUp(self):
self.save_warnings_state()
warnings.filterwarnings('ignore', category=DeprecationWarning,
module='django.contrib.syndication.feeds')
warnings.filterwarnings('ignore', category=DeprecationWarning,
module='django.contrib.syndication.views')
def tearDown(self):
self.restore_warnings_state()
def test_empty_feed_dict(self):
"""
Test that an empty feed_dict raises a 404.
"""
response = self.client.get('/syndication/depr-feeds-empty/aware-dates/')
self.assertEquals(response.status_code, 404)
def test_nonexistent_slug(self):
"""
Test that a non-existent slug raises a 404.
"""
response = self.client.get('/syndication/depr-feeds/foobar/')
self.assertEquals(response.status_code, 404)
def test_rss_feed(self):
"""
A simple test for Rss201rev2Feed feeds generated by the deprecated
system.
"""
response = self.client.get('/syndication/depr-feeds/rss/')
doc = minidom.parseString(response.content)
feed = doc.getElementsByTagName('rss')[0]
self.assertEqual(feed.getAttribute('version'), '2.0')
chan = feed.getElementsByTagName('channel')[0]
self.assertChildNodes(chan, ['title', 'link', 'description', 'language', 'lastBuildDate', 'item', 'atom:link'])
items = chan.getElementsByTagName('item')
self.assertEqual(len(items), Entry.objects.count())
def test_complex_base_url(self):
"""
Tests that the base url for a complex feed doesn't raise a 500
exception.
"""
response = self.client.get('/syndication/depr-feeds/complex/')
self.assertEquals(response.status_code, 404)