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# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Tests for L{twisted.words.protocols.jabber.sasl_mechanisms}.
"""
from twisted.trial import unittest
from twisted.words.protocols.jabber import sasl_mechanisms
class PlainTest(unittest.TestCase):
def test_getInitialResponse(self):
"""
Test the initial response.
"""
m = sasl_mechanisms.Plain(None, 'test', 'secret')
self.assertEqual(m.getInitialResponse(), '\x00test\x00secret')
class AnonymousTest(unittest.TestCase):
"""
Tests for L{twisted.words.protocols.jabber.sasl_mechanisms.Anonymous}.
"""
def test_getInitialResponse(self):
"""
Test the initial response to be empty.
"""
m = sasl_mechanisms.Anonymous()
self.assertEqual(m.getInitialResponse(), None)
class DigestMD5Test(unittest.TestCase):
def setUp(self):
self.mechanism = sasl_mechanisms.DigestMD5('xmpp', 'example.org', None,
'test', 'secret')
def test_getInitialResponse(self):
"""
Test that no initial response is generated.
"""
self.assertIdentical(self.mechanism.getInitialResponse(), None)
def test_getResponse(self):
"""
Partially test challenge response.
Does not actually test the response-value, yet.
"""
challenge = 'realm="localhost",nonce="1234",qop="auth",charset=utf-8,algorithm=md5-sess'
directives = self.mechanism._parse(self.mechanism.getResponse(challenge))
self.assertEqual(directives['username'], 'test')
self.assertEqual(directives['nonce'], '1234')
self.assertEqual(directives['nc'], '00000001')
self.assertEqual(directives['qop'], ['auth'])
self.assertEqual(directives['charset'], 'utf-8')
self.assertEqual(directives['digest-uri'], 'xmpp/example.org')
self.assertEqual(directives['realm'], 'localhost')
def test_getResponseNoRealm(self):
"""
Test that we accept challenges without realm.
The realm should default to the host part of the JID.
"""
challenge = 'nonce="1234",qop="auth",charset=utf-8,algorithm=md5-sess'
directives = self.mechanism._parse(self.mechanism.getResponse(challenge))
self.assertEqual(directives['realm'], 'example.org')
def test__parse(self):
"""
Test challenge decoding.
Specifically, check for multiple values for the C{qop} and C{cipher}
directives.
"""
challenge = 'nonce="1234",qop="auth,auth-conf",charset=utf-8,' \
'algorithm=md5-sess,cipher="des,3des"'
directives = self.mechanism._parse(challenge)
self.assertEqual('1234', directives['nonce'])
self.assertEqual('utf-8', directives['charset'])
self.assertIn('auth', directives['qop'])
self.assertIn('auth-conf', directives['qop'])
self.assertIn('des', directives['cipher'])
self.assertIn('3des', directives['cipher'])
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