+import StringIO
+import urllib2
+from xml import etree
+from xml.etree import ElementTree
+import cas_provider
+from cas_provider.attribute_formatters import CAS, NSMAP
+from cas_provider.models import ServiceTicket
+from cas_provider.views import _cas2_sucess_response, INVALID_TICKET, _cas2_error_response, generate_proxy_granting_ticket
+from django.contrib.auth.models import User, UserManager
from django.core.urlresolvers import reverse
from django.test import TestCase
-from urlparse import urlparse
+from urlparse import urlparse, parse_qsl, parse_qs
+from django.conf import settings
-class UserTest(TestCase):
- fixtures = ['cas_users.json', ]
+
+dummy_urlopen_url = None
+
+
+def dummy_urlopen(url):
+ cas_provider.tests.dummy_urlopen_url = url
+ pass
+
+class ViewsTest(TestCase):
+
+ fixtures = ['cas_users', ]
+
+
def setUp(self):
self.service = 'http://example.com/'
+ def test_successful_login_with_proxy(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ proxyTarget = "http://my.sweet.service"
+
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True, proxyTarget )
+
+ # Test: I'm acting as the service that will call another service
+ # Step 1: Get the proxy granting ticket
+ responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+ auth_success = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ pgt = auth_success.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user = auth_success.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user.text)
+ self.assertIsNotNone(pgt.text)
+ self.assertTrue(pgt.text.startswith('PGTIOU'))
+
+ pgtId = parse_qs(urlparse(cas_provider.tests.dummy_urlopen_url).query)['pgtId']
+
+ #Step 2: Get the actual proxy ticket
+ proxyTicketResponse = self.client.get(reverse('proxy'), {'targetService': proxyTarget, 'pgt': pgtId}, follow=False)
+ proxyTicketResponseXml = ElementTree.parse(StringIO.StringIO(proxyTicketResponse.content))
+ self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket = proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP);
+
+ #Step 3: I have the proxy ticket I can talk to some other backend service as the currently logged in user!
+ proxyValidateResponse = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket.text, 'service': proxyTarget})
+ proxyValidateResponseXml = ElementTree.parse(StringIO.StringIO(proxyValidateResponse.content))
+
+ auth_success_2 = proxyValidateResponseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_2 = auth_success.find(CAS + "user", namespaces=NSMAP)
+ proxies_1 = auth_success_2.find(CAS + "proxies")
+ self.assertIsNone(proxies_1) # there are no proxies. I am issued by a Service Ticket
+
+ self.assertEqual(user.text, user_2.text)
+
+
+ def test_successful_proxy_chaining(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ proxyTarget_1 = "http://my.sweet.service_1"
+ proxyTarget_2 = "http://my.sweet.service_2"
+
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True, proxyTarget_1 )
+
+ # Test: I'm acting as the service that will call another service
+ # Step 1: Get the proxy granting ticket
+ responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+ auth_success_1 = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ pgt_1 = auth_success_1.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user_1 = auth_success_1.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user_1.text)
+ self.assertIsNotNone(pgt_1.text)
+ self.assertTrue(pgt_1.text.startswith('PGTIOU'))
+
+ pgtId_1 = parse_qs(urlparse(cas_provider.tests.dummy_urlopen_url).query)['pgtId']
+
+ #Step 2: Get the actual proxy ticket
+ proxyTicketResponse_1 = self.client.get(reverse('proxy'), {'targetService': proxyTarget_1, 'pgt': pgtId_1}, follow=False)
+ proxyTicketResponseXml_1 = ElementTree.parse(StringIO.StringIO(proxyTicketResponse_1.content))
+ self.assertIsNotNone(proxyTicketResponseXml_1.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml_1.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket_1 = proxyTicketResponseXml_1.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP);
+
+ #Step 3: I'm backend service 1 - I have the proxy ticket - I want to talk to back service 2
+ #
+ proxyValidateResponse_1 = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket_1.text, 'service': proxyTarget_1, 'pgtUrl': proxyTarget_2})
+ proxyValidateResponseXml_1 = ElementTree.parse(StringIO.StringIO(proxyValidateResponse_1.content))
+
+ auth_success_2 = proxyValidateResponseXml_1.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_2 = auth_success_2.find(CAS + "user", namespaces=NSMAP)
+
+ proxies_1 = auth_success_2.find(CAS + "proxies")
+ self.assertIsNone(proxies_1) # there are no proxies. I am issued by a Service Ticket
+ self.assertIsNotNone(auth_success_2)
+ self.assertEqual('root', user_2.text)
+
+ pgt_2 = auth_success_2.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user = auth_success_2.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user.text)
+ self.assertIsNotNone(pgt_2.text)
+ self.assertTrue(pgt_2.text.startswith('PGTIOU'))
+
+ pgtId_2 = parse_qs(urlparse(cas_provider.tests.dummy_urlopen_url).query)['pgtId']
+
+ #Step 4: Get the second proxy ticket
+ proxyTicketResponse_2 = self.client.get(reverse('proxy'), {'targetService': proxyTarget_2, 'pgt': pgtId_2})
+ proxyTicketResponseXml_2 = ElementTree.parse(StringIO.StringIO(proxyTicketResponse_2.content))
+ self.assertIsNotNone(proxyTicketResponseXml_2.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml_2.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket_2 = proxyTicketResponseXml_2.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP)
+
+ proxyValidateResponse_3 = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket_2.text, 'service': proxyTarget_2, 'pgtUrl': None})
+ proxyValidateResponseXml_3 = ElementTree.parse(StringIO.StringIO(proxyValidateResponse_3.content))
+
+ auth_success_3 = proxyValidateResponseXml_3.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_3 = auth_success_3.find(CAS + "user", namespaces=NSMAP)
+
+ proxies_3 = auth_success_3.find(CAS + "proxies")
+ self.assertIsNotNone(proxies_3) # there should be a proxy. I am issued by a Proxy Ticket
+ proxy_3 = proxies_3.find(CAS + "proxy", namespaces=NSMAP)
+ self.assertEqual(proxyTarget_1, proxy_3.text )
+
+ self.assertIsNotNone(auth_success_2)
+ self.assertEqual('root', user_3.text)
+
+
+
+
def test_succeessful_login(self):
response = self._login_user('root', '123')
self._validate_cas1(response, True)
response = self.client.get(response['location'], follow=False)
self.assertIn(response.status_code, [302, 200])
+ response = self.client.get(reverse('cas_login'), {'service': self.service, 'warn': True}, follow=False)
+ self.assertEqual(response.status_code, 200)
+ self.assertTemplateUsed(response, 'cas/warn.html')
+
+
+ def _cas_logout(self):
+ response = self.client.get(reverse('cas_logout'), follow=False)
+ self.assertEqual(response.status_code, 200)
+
def test_logout(self):
response = self._login_user('root', '123')
self._validate_cas1(response, True)
-
- response = self.client.get(reverse('cas_logout'), follow=False)
- self.assertEqual(response.status_code, 200)
+
+ self._cas_logout()
response = self.client.get(reverse('cas_login'), follow=False)
self.assertEqual(response.status_code, 200)
def test_nonactive_user_login(self):
self._fail_login('nonactive', '123')
+ def test_cas2_success_validate(self):
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True)
+ user = User.objects.get(username=self.username)
+ self.assertEqual(response.content, _cas2_sucess_response(user).content)
+
+ def test_cas2_custom_attrs(self):
+ settings.CAS_CUSTOM_ATTRIBUTES_CALLBACK = cas_mapping
+ response = self._login_user('editor', '123')
+
+ response = self._validate_cas2(response, True)
+ self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attributes>'''
+ '''<cas:attraStyle>Jasig</cas:attraStyle>'''
+ '''<cas:group>editor</cas:group>'''
+ '''<cas:is_staff>True</cas:is_staff>'''
+ '''<cas:is_active>True</cas:is_active>'''
+ '''<cas:email>editor@exapmle.com</cas:email>'''
+ '''</cas:attributes>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
+
+ self._cas_logout()
+ response = self._login_user('editor', '123')
+ settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.ruby_cas'
+ response = self._validate_cas2(response, True)
+ self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attraStyle>RubyCAS</cas:attraStyle>'''
+ '''<cas:group>editor</cas:group>'''
+ '''<cas:is_staff>True</cas:is_staff>'''
+ '''<cas:is_active>True</cas:is_active>'''
+ '''<cas:email>editor@exapmle.com</cas:email>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
+
+ self._cas_logout()
+ response = self._login_user('editor', '123')
+ settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.name_value'
+ response = self._validate_cas2(response, True)
+ self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attribute name="attraStyle" value="Name-Value"/>'''
+ '''<cas:attribute name="group" value="editor"/>'''
+ '''<cas:attribute name="is_staff" value="True"/>'''
+ '''<cas:attribute name="is_active" value="True"/>'''
+ '''<cas:attribute name="email" value="editor@exapmle.com"/>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
+
+
+ def test_cas2_fail_validate(self):
+ for user, pwd in (('root', '321'), ('notroot', '123'), ('nonactive', '123')):
+ response = self._login_user(user, pwd)
+ self._validate_cas2(response, False)
+
+
+ def test_generate_proxy_granting_ticket(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ url = 'http://my.call.back/callhere'
+
+ user = User.objects.get(username = 'root')
+ st = ServiceTicket.objects.create(user = user )
+ pgt = generate_proxy_granting_ticket(url, st)
+ self.assertIsNotNone(pgt)
+
+ calledUrl = cas_provider.tests.dummy_urlopen_url
+ parsedUrl = urlparse(calledUrl)
+ params = parse_qs(parsedUrl.query)
+ self.assertIsNotNone(params['pgtId'])
+ self.assertIsNotNone(params['pgtIou'])
+
+
def _fail_login(self, username, password):
response = self._login_user(username, password)
self.assertEqual(response.status_code, 200)
response = self.client.get(reverse('cas_login'), follow=False)
self.assertEqual(response.status_code, 200)
-
+
def _login_user(self, username, password):
self.username = username
response = self.client.get(reverse('cas_login'), {'service': self.service})
self.assertEqual(response.status_code, 200)
+ self.assertTemplateUsed(response, 'cas/login.html')
form = response.context['form']
service = form['service'].value()
return self.client.post(reverse('cas_login'), {
response = self.client.get(reverse('cas_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
self.assertEqual(response.status_code, 200)
- self.assertEqual(unicode(response.content), u'yes\r\n%s\r\n' % self.username if is_correct else u'no\r\n')
+ self.assertEqual(unicode(response.content), u'yes\n%s\n' % self.username)
else:
self.assertEqual(response.status_code, 200)
- self.assertGreater(len(response.context['errors']), 0)
- self.assertEqual(len(response.context['form'].errors), 0)
+ self.assertEqual(len(response.context['form'].errors), 1)
+
+ response = self.client.get(reverse('cas_validate'), {'ticket': 'ST-12312312312312312312312', 'service': self.service}, follow=False)
+ self.assertEqual(response.status_code, 200)
+ self.assertEqual(response.content, u'no\n\n')
+
+
+ def _validate_cas2(self, response, is_correct=True, pgtUrl = None):
+ if is_correct:
+ self.assertEqual(response.status_code, 302)
+ self.assertTrue(response.has_header('location'))
+ location = urlparse(response['location'])
+ ticket = location.query.split('=')[1]
+ if pgtUrl:
+ response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service, 'pgtUrl': pgtUrl}, follow=False)
+ else:
+ response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
+ self.assertEqual(response.status_code, 200)
+ else:
+ self.assertEqual(response.status_code, 200)
+ self.assertEqual(len(response.context['form'].errors), 1)
+
+ response = self.client.get(reverse('cas_service_validate'), {'ticket': 'ST-12312312312312312312312', 'service': self.service}, follow=False)
+ self.assertEqual(response.status_code, 200)
+ self.assertEqual(response.content, _cas2_error_response(INVALID_TICKET).content)
+ return response
+
+class ModelsTestCase(TestCase):
+
+ fixtures = ['cas_users.json', ]
+
+ def setUp(self):
+ self.user = User.objects.get(username='root')
+
+ def test_redirects(self):
+ ticket = ServiceTicket.objects.create(service='http://example.com', user=self.user)
+ self.assertEqual(ticket.get_redirect_url(), '%(service)s?ticket=%(ticket)s' % ticket.__dict__)
+
+def cas_mapping(user):
+ return {
+ 'is_staff': unicode(user.is_staff),
+ 'is_active': unicode(user.is_active),
+ 'email': user.email,
+ 'group': [g.name for g in user.groups.all()]
+ }