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# Copyright (c) 2009, Julien Fache
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"""Test cases for Gstudio's PingBack API"""
import cStringIO
from datetime import datetime
from urlparse import urlsplit
from urllib2 import HTTPError
from xmlrpclib import ServerProxy
from django.test import TestCase
from django.contrib import comments
from django.contrib.auth.models import User
from django.contrib.sites.models import Site
from django.contrib.contenttypes.models import ContentType
from BeautifulSoup import BeautifulSoup
from gstudio.models import Nodetype
from gstudio.models import Metatype
from gstudio.managers import PUBLISHED
from gstudio.tests.utils import TestTransport
from gstudio.xmlrpc.pingback import generate_pingback_content
from gstudio import url_shortener as shortener_settings
class PingBackTestCase(TestCase):
"""Test cases for pingbacks"""
urls = 'gstudio.tests.urls'
def fake_urlopen(self, url):
"""Fake urlopen using client if domain
correspond to current_site else HTTPError"""
scheme, netloc, path, query, fragment = urlsplit(url)
if not netloc:
raise
if self.site.domain == netloc:
response = cStringIO.StringIO(self.client.get(url).content)
return response
raise HTTPError(url, 404, 'unavailable url', {}, None)
def setUp(self):
# Use default URL shortener backend, to avoid networks errors
self.original_shortener = shortener_settings.URL_SHORTENER_BACKEND
shortener_settings.URL_SHORTENER_BACKEND = 'gstudio.url_shortener.'\
'backends.default'
# Set up a stub around urlopen
import gstudio.xmlrpc.pingback
self.original_urlopen = gstudio.xmlrpc.pingback.urlopen
gstudio.xmlrpc.pingback.urlopen = self.fake_urlopen
# Preparing site
self.site = Site.objects.get_current()
self.site.domain = 'localhost:8000'
self.site.save()
# Creating tests nodetypes
self.author = User.objects.create_user(username='webmaster',
email='webmaster@example.com')
self.metatype = Metatype.objects.create(title='test', slug='test')
params = {'title': 'My first nodetype',
'content': 'My first content',
'slug': 'my-first-nodetype',
'creation_date': datetime(2010, 1, 1),
'status': PUBLISHED}
self.first_nodetype = Nodetype.objects.create(**params)
self.first_nodetype.sites.add(self.site)
self.first_nodetype.metatypes.add(self.metatype)
self.first_nodetype.authors.add(self.author)
params = {'title': 'My second nodetype',
'content': 'My second content with link '
'to first nodetype'
' and other links : %s %s.' % (
self.site.domain,
self.first_nodetype.get_absolute_url(),
'http://localhost:8000/error-404/',
'http://example.com/'),
'slug': 'my-second-nodetype',
'creation_date': datetime(2010, 1, 1),
'status': PUBLISHED}
self.second_nodetype = Nodetype.objects.create(**params)
self.second_nodetype.sites.add(self.site)
self.second_nodetype.metatypes.add(self.metatype)
self.second_nodetype.authors.add(self.author)
# Instanciating the server proxy
self.server = ServerProxy('http://localhost:8000/xmlrpc/',
transport=TestTransport())
def tearDown(self):
import gstudio.xmlrpc.pingback
gstudio.xmlrpc.pingback.urlopen = self.original_urlopen
shortener_settings.URL_SHORTENER_BACKEND = self.original_shortener
def test_generate_pingback_content(self):
soup = BeautifulSoup(self.second_nodetype.content)
target = 'http://%s%s' % (self.site.domain,
self.first_nodetype.get_absolute_url())
self.assertEquals(
generate_pingback_content(soup, target, 1000),
'My second content with link to first nodetype and other links : '
'http://localhost:8000/error-404/ http://example.com/.')
self.assertEquals(
generate_pingback_content(soup, target, 50),
'...ond content with link to first nodetype and other lin...')
soup = BeautifulSoup('test link' % target)
self.assertEquals(
generate_pingback_content(soup, target, 6), 'test l...')
soup = BeautifulSoup('test link' % target)
self.assertEquals(
generate_pingback_content(soup, target, 8), '...est link')
self.assertEquals(
generate_pingback_content(soup, target, 9), 'test link')
def test_pingback_ping(self):
target = 'http://%s%s' % (
self.site.domain, self.first_nodetype.get_absolute_url())
source = 'http://%s%s' % (
self.site.domain, self.second_nodetype.get_absolute_url())
# Error code 0 : A generic fault code
response = self.server.pingback.ping('toto', 'titi')
self.assertEquals(response, 0)
response = self.server.pingback.ping('http://%s/' % self.site.domain,
'http://%s/' % self.site.domain)
self.assertEquals(response, 0)
# Error code 16 : The source URI does not exist.
response = self.server.pingback.ping('http://example.com/', target)
self.assertEquals(response, 16)
# Error code 17 : The source URI does not contain a link to
# the target URI and so cannot be used as a source.
response = self.server.pingback.ping(source, 'toto')
self.assertEquals(response, 17)
# Error code 32 : The target URI does not exist.
response = self.server.pingback.ping(
source, 'http://localhost:8000/error-404/')
self.assertEquals(response, 32)
response = self.server.pingback.ping(source, 'http://example.com/')
self.assertEquals(response, 32)
# Error code 33 : The target URI cannot be used as a target.
response = self.server.pingback.ping(source, 'http://localhost:8000/')
self.assertEquals(response, 33)
self.first_nodetype.pingback_enabled = False
self.first_nodetype.save()
response = self.server.pingback.ping(source, target)
self.assertEquals(response, 33)
# Validate pingback
self.assertEquals(self.first_nodetype.comments.count(), 0)
self.first_nodetype.pingback_enabled = True
self.first_nodetype.save()
response = self.server.pingback.ping(source, target)
self.assertEquals(
response,
'Pingback from %s to %s registered.' % (source, target))
self.assertEquals(self.first_nodetype.pingbacks.count(), 1)
self.assertTrue(self.second_nodetype.title in \
self.first_nodetype.pingbacks[0].user_name)
# Error code 48 : The pingback has already been registered.
response = self.server.pingback.ping(source, target)
self.assertEquals(response, 48)
def test_pingback_extensions_get_pingbacks(self):
target = 'http://%s%s' % (
self.site.domain, self.first_nodetype.get_absolute_url())
source = 'http://%s%s' % (
self.site.domain, self.second_nodetype.get_absolute_url())
response = self.server.pingback.ping(source, target)
self.assertEquals(
response, 'Pingback from %s to %s registered.' % (source, target))
response = self.server.pingback.extensions.getPingbacks(
'http://example.com/')
self.assertEquals(response, 32)
response = self.server.pingback.extensions.getPingbacks(
'http://localhost:8000/error-404/')
self.assertEquals(response, 32)
response = self.server.pingback.extensions.getPingbacks(
'http://localhost:8000/2010/')
self.assertEquals(response, 33)
response = self.server.pingback.extensions.getPingbacks(source)
self.assertEquals(response, [])
response = self.server.pingback.extensions.getPingbacks(target)
self.assertEquals(response, [
'http://localhost:8000/2010/01/01/my-second-nodetype/'])
comment = comments.get_model().objects.create(
content_type=ContentType.objects.get_for_model(Nodetype),
object_pk=self.first_nodetype.pk,
site=self.site, comment='Test pingback',
user_url='http://example.com/blog/1/',
user_name='Test pingback')
comment.flags.create(user=self.author, flag='pingback')
response = self.server.pingback.extensions.getPingbacks(target)
self.assertEquals(response, [
'http://localhost:8000/2010/01/01/my-second-nodetype/',
'http://example.com/blog/1/'])