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# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Tests for L{twisted.words.protocols.jabber.xmlstream}.
"""
from unittest import skipIf
from zope.interface.verify import verifyObject
from twisted.internet import defer, task
from twisted.internet.error import ConnectionLost
from twisted.internet.interfaces import IProtocolFactory
from twisted.python import failure
from twisted.test import proto_helpers
from twisted.trial import unittest
from twisted.words.protocols.jabber import error, ijabber, jid, xmlstream
from twisted.words.test.test_xmlstream import GenericXmlStreamFactoryTestsMixin
from twisted.words.xish import domish
try:
from twisted.internet import ssl as _ssl
except ImportError:
ssl = None
skipWhenNoSSL = (True, "SSL not available")
else:
ssl = _ssl
skipWhenNoSSL = (False, "")
from twisted.internet._sslverify import ClientTLSOptions
from twisted.internet.ssl import CertificateOptions
NS_XMPP_TLS = "urn:ietf:params:xml:ns:xmpp-tls"
class HashPasswordTests(unittest.TestCase):
"""
Tests for L{xmlstream.hashPassword}.
"""
def test_basic(self):
"""
The sid and secret are concatenated to calculate sha1 hex digest.
"""
hash = xmlstream.hashPassword("12345", "secret")
self.assertEqual("99567ee91b2c7cabf607f10cb9f4a3634fa820e0", hash)
def test_sidNotUnicode(self):
"""
The session identifier must be a unicode object.
"""
self.assertRaises(TypeError, xmlstream.hashPassword, b"\xc2\xb92345", "secret")
def test_passwordNotUnicode(self):
"""
The password must be a unicode object.
"""
self.assertRaises(TypeError, xmlstream.hashPassword, "12345", b"secr\xc3\xa9t")
def test_unicodeSecret(self):
"""
The concatenated sid and password must be encoded to UTF-8 before hashing.
"""
hash = xmlstream.hashPassword("12345", "secr\u00e9t")
self.assertEqual("659bf88d8f8e179081f7f3b4a8e7d224652d2853", hash)
class IQTests(unittest.TestCase):
"""
Tests both IQ and the associated IIQResponseTracker callback.
"""
def setUp(self):
authenticator = xmlstream.ConnectAuthenticator("otherhost")
authenticator.namespace = "testns"
self.xmlstream = xmlstream.XmlStream(authenticator)
self.clock = task.Clock()
self.xmlstream._callLater = self.clock.callLater
self.xmlstream.makeConnection(proto_helpers.StringTransport())
self.xmlstream.dataReceived(
"<stream:stream xmlns:stream='http://etherx.jabber.org/streams' "
"xmlns='testns' from='otherhost' version='1.0'>"
)
self.iq = xmlstream.IQ(self.xmlstream, "get")
def testBasic(self):
self.assertEqual(self.iq["type"], "get")
self.assertTrue(self.iq["id"])
def testSend(self):
self.xmlstream.transport.clear()
self.iq.send()
idBytes = self.iq["id"].encode("utf-8")
self.assertIn(
self.xmlstream.transport.value(),
[
b"<iq type='get' id='" + idBytes + b"'/>",
b"<iq id='" + idBytes + b"' type='get'/>",
],
)
def testResultResponse(self):
def cb(result):
self.assertEqual(result["type"], "result")
d = self.iq.send()
d.addCallback(cb)
xs = self.xmlstream
xs.dataReceived("<iq type='result' id='%s'/>" % self.iq["id"])
return d
def testErrorResponse(self):
d = self.iq.send()
self.assertFailure(d, error.StanzaError)
xs = self.xmlstream
xs.dataReceived("<iq type='error' id='%s'/>" % self.iq["id"])
return d
def testNonTrackedResponse(self):
"""
Test that untracked iq responses don't trigger any action.
Untracked means that the id of the incoming response iq is not
in the stream's C{iqDeferreds} dictionary.
"""
xs = self.xmlstream
xmlstream.upgradeWithIQResponseTracker(xs)
# Make sure we aren't tracking any iq's.
self.assertFalse(xs.iqDeferreds)
# Set up a fallback handler that checks the stanza's handled attribute.
# If that is set to True, the iq tracker claims to have handled the
# response.
def cb(iq):
self.assertFalse(getattr(iq, "handled", False))
xs.addObserver("/iq", cb, -1)
# Receive an untracked iq response
xs.dataReceived("<iq type='result' id='test'/>")
def testCleanup(self):
"""
Test if the deferred associated with an iq request is removed
from the list kept in the L{XmlStream} object after it has
been fired.
"""
d = self.iq.send()
xs = self.xmlstream
xs.dataReceived("<iq type='result' id='%s'/>" % self.iq["id"])
self.assertNotIn(self.iq["id"], xs.iqDeferreds)
return d
def testDisconnectCleanup(self):
"""
Test if deferreds for iq's that haven't yet received a response
have their errback called on stream disconnect.
"""
d = self.iq.send()
xs = self.xmlstream
xs.connectionLost("Closed by peer")
self.assertFailure(d, ConnectionLost)
return d
def testNoModifyingDict(self):
"""
Test to make sure the errbacks cannot cause the iteration of the
iqDeferreds to blow up in our face.
"""
def eb(failure):
d = xmlstream.IQ(self.xmlstream).send()
d.addErrback(eb)
d = self.iq.send()
d.addErrback(eb)
self.xmlstream.connectionLost("Closed by peer")
return d
def testRequestTimingOut(self):
"""
Test that an iq request with a defined timeout times out.
"""
self.iq.timeout = 60
d = self.iq.send()
self.assertFailure(d, xmlstream.TimeoutError)
self.clock.pump([1, 60])
self.assertFalse(self.clock.calls)
self.assertFalse(self.xmlstream.iqDeferreds)
return d
def testRequestNotTimingOut(self):
"""
Test that an iq request with a defined timeout does not time out
when a response was received before the timeout period elapsed.
"""
self.iq.timeout = 60
d = self.iq.send()
self.clock.callLater(
1,
self.xmlstream.dataReceived,
"<iq type='result' id='%s'/>" % self.iq["id"],
)
self.clock.pump([1, 1])
self.assertFalse(self.clock.calls)
return d
def testDisconnectTimeoutCancellation(self):
"""
Test if timeouts for iq's that haven't yet received a response
are cancelled on stream disconnect.
"""
self.iq.timeout = 60
d = self.iq.send()
xs = self.xmlstream
xs.connectionLost("Closed by peer")
self.assertFailure(d, ConnectionLost)
self.assertFalse(self.clock.calls)
return d
class XmlStreamTests(unittest.TestCase):
def onStreamStart(self, obj):
self.gotStreamStart = True
def onStreamEnd(self, obj):
self.gotStreamEnd = True
def onStreamError(self, obj):
self.gotStreamError = True
def setUp(self):
"""
Set up XmlStream and several observers.
"""
self.gotStreamStart = False
self.gotStreamEnd = False
self.gotStreamError = False
xs = xmlstream.XmlStream(xmlstream.Authenticator())
xs.addObserver("//event/stream/start", self.onStreamStart)
xs.addObserver("//event/stream/end", self.onStreamEnd)
xs.addObserver("//event/stream/error", self.onStreamError)
xs.makeConnection(proto_helpers.StringTransportWithDisconnection())
xs.transport.protocol = xs
xs.namespace = "testns"
xs.version = (1, 0)
self.xmlstream = xs
def test_sendHeaderBasic(self):
"""
Basic test on the header sent by sendHeader.
"""
xs = self.xmlstream
xs.sendHeader()
splitHeader = self.xmlstream.transport.value()[0:-1].split(b" ")
self.assertIn(b"<stream:stream", splitHeader)
self.assertIn(b"xmlns:stream='http://etherx.jabber.org/streams'", splitHeader)
self.assertIn(b"xmlns='testns'", splitHeader)
self.assertIn(b"version='1.0'", splitHeader)
self.assertTrue(xs._headerSent)
def test_sendHeaderAdditionalNamespaces(self):
"""
Test for additional namespace declarations.
"""
xs = self.xmlstream
xs.prefixes["jabber:server:dialback"] = "db"
xs.sendHeader()
splitHeader = self.xmlstream.transport.value()[0:-1].split(b" ")
self.assertIn(b"<stream:stream", splitHeader)
self.assertIn(b"xmlns:stream='http://etherx.jabber.org/streams'", splitHeader)
self.assertIn(b"xmlns:db='jabber:server:dialback'", splitHeader)
self.assertIn(b"xmlns='testns'", splitHeader)
self.assertIn(b"version='1.0'", splitHeader)
self.assertTrue(xs._headerSent)
def test_sendHeaderInitiating(self):
"""
Test addressing when initiating a stream.
"""
xs = self.xmlstream
xs.thisEntity = jid.JID("thisHost")
xs.otherEntity = jid.JID("otherHost")
xs.initiating = True
xs.sendHeader()
splitHeader = xs.transport.value()[0:-1].split(b" ")
self.assertIn(b"to='otherhost'", splitHeader)
self.assertIn(b"from='thishost'", splitHeader)
def test_sendHeaderReceiving(self):
"""
Test addressing when receiving a stream.
"""
xs = self.xmlstream
xs.thisEntity = jid.JID("thisHost")
xs.otherEntity = jid.JID("otherHost")
xs.initiating = False
xs.sid = "session01"
xs.sendHeader()
splitHeader = xs.transport.value()[0:-1].split(b" ")
self.assertIn(b"to='otherhost'", splitHeader)
self.assertIn(b"from='thishost'", splitHeader)
self.assertIn(b"id='session01'", splitHeader)
def test_receiveStreamError(self):
"""
Test events when a stream error is received.
"""
xs = self.xmlstream
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345' version='1.0'>"
)
xs.dataReceived("<stream:error/>")
self.assertTrue(self.gotStreamError)
self.assertTrue(self.gotStreamEnd)
def test_sendStreamErrorInitiating(self):
"""
Test sendStreamError on an initiating xmlstream with a header sent.
An error should be sent out and the connection lost.
"""
xs = self.xmlstream
xs.initiating = True
xs.sendHeader()
xs.transport.clear()
xs.sendStreamError(error.StreamError("version-unsupported"))
self.assertNotEqual(b"", xs.transport.value())
self.assertTrue(self.gotStreamEnd)
def test_sendStreamErrorInitiatingNoHeader(self):
"""
Test sendStreamError on an initiating xmlstream without having sent a
header.
In this case, no header should be generated. Also, the error should
not be sent out on the stream. Just closing the connection.
"""
xs = self.xmlstream
xs.initiating = True
xs.transport.clear()
xs.sendStreamError(error.StreamError("version-unsupported"))
self.assertNot(xs._headerSent)
self.assertEqual(b"", xs.transport.value())
self.assertTrue(self.gotStreamEnd)
def test_sendStreamErrorReceiving(self):
"""
Test sendStreamError on a receiving xmlstream with a header sent.
An error should be sent out and the connection lost.
"""
xs = self.xmlstream
xs.initiating = False
xs.sendHeader()
xs.transport.clear()
xs.sendStreamError(error.StreamError("version-unsupported"))
self.assertNotEqual(b"", xs.transport.value())
self.assertTrue(self.gotStreamEnd)
def test_sendStreamErrorReceivingNoHeader(self):
"""
Test sendStreamError on a receiving xmlstream without having sent a
header.
In this case, a header should be generated. Then, the error should
be sent out on the stream followed by closing the connection.
"""
xs = self.xmlstream
xs.initiating = False
xs.transport.clear()
xs.sendStreamError(error.StreamError("version-unsupported"))
self.assertTrue(xs._headerSent)
self.assertNotEqual(b"", xs.transport.value())
self.assertTrue(self.gotStreamEnd)
def test_reset(self):
"""
Test resetting the XML stream to start a new layer.
"""
xs = self.xmlstream
xs.sendHeader()
stream = xs.stream
xs.reset()
self.assertNotEqual(stream, xs.stream)
self.assertNot(xs._headerSent)
def test_send(self):
"""
Test send with various types of objects.
"""
xs = self.xmlstream
xs.send("<presence/>")
self.assertEqual(xs.transport.value(), b"<presence/>")
xs.transport.clear()
el = domish.Element(("testns", "presence"))
xs.send(el)
self.assertEqual(xs.transport.value(), b"<presence/>")
xs.transport.clear()
el = domish.Element(("http://etherx.jabber.org/streams", "features"))
xs.send(el)
self.assertEqual(xs.transport.value(), b"<stream:features/>")
def test_authenticator(self):
"""
Test that the associated authenticator is correctly called.
"""
connectionMadeCalls = []
streamStartedCalls = []
associateWithStreamCalls = []
class TestAuthenticator:
def connectionMade(self):
connectionMadeCalls.append(None)
def streamStarted(self, rootElement):
streamStartedCalls.append(rootElement)
def associateWithStream(self, xs):
associateWithStreamCalls.append(xs)
a = TestAuthenticator()
xs = xmlstream.XmlStream(a)
self.assertEqual([xs], associateWithStreamCalls)
xs.connectionMade()
self.assertEqual([None], connectionMadeCalls)
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345'>"
)
self.assertEqual(1, len(streamStartedCalls))
xs.reset()
self.assertEqual([None], connectionMadeCalls)
class TestError(Exception):
pass
class AuthenticatorTests(unittest.TestCase):
def setUp(self):
self.authenticator = xmlstream.Authenticator()
self.xmlstream = xmlstream.XmlStream(self.authenticator)
def test_streamStart(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.org' to='example.com' id='12345' "
"version='1.0'>"
)
self.assertEqual((1, 0), xs.version)
self.assertIdentical(None, xs.sid)
self.assertEqual("invalid", xs.namespace)
self.assertIdentical(None, xs.otherEntity)
self.assertEqual(None, xs.thisEntity)
def test_streamStartLegacy(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header for a pre-XMPP-1.0 header.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345'>"
)
self.assertEqual((0, 0), xs.version)
def test_streamBadVersionOneDigit(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header for a version with only one digit.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345' version='1'>"
)
self.assertEqual((0, 0), xs.version)
def test_streamBadVersionNoNumber(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header for a malformed version.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345' version='blah'>"
)
self.assertEqual((0, 0), xs.version)
class ConnectAuthenticatorTests(unittest.TestCase):
def setUp(self):
self.gotAuthenticated = False
self.initFailure = None
self.authenticator = xmlstream.ConnectAuthenticator("otherHost")
self.xmlstream = xmlstream.XmlStream(self.authenticator)
self.xmlstream.addObserver("//event/stream/authd", self.onAuthenticated)
self.xmlstream.addObserver("//event/xmpp/initfailed", self.onInitFailed)
def onAuthenticated(self, obj):
self.gotAuthenticated = True
def onInitFailed(self, failure):
self.initFailure = failure
def testSucces(self):
"""
Test successful completion of an initialization step.
"""
class Initializer:
def initialize(self):
pass
init = Initializer()
self.xmlstream.initializers = [init]
self.authenticator.initializeStream()
self.assertEqual([], self.xmlstream.initializers)
self.assertTrue(self.gotAuthenticated)
def testFailure(self):
"""
Test failure of an initialization step.
"""
class Initializer:
def initialize(self):
raise TestError
init = Initializer()
self.xmlstream.initializers = [init]
self.authenticator.initializeStream()
self.assertEqual([init], self.xmlstream.initializers)
self.assertFalse(self.gotAuthenticated)
self.assertNotIdentical(None, self.initFailure)
self.assertTrue(self.initFailure.check(TestError))
def test_streamStart(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header.
"""
self.authenticator.namespace = "testns"
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' to='example.org' id='12345' "
"version='1.0'>"
)
self.assertEqual((1, 0), xs.version)
self.assertEqual("12345", xs.sid)
self.assertEqual("testns", xs.namespace)
self.assertEqual("example.com", xs.otherEntity.host)
self.assertIdentical(None, xs.thisEntity)
self.assertNot(self.gotAuthenticated)
xs.dataReceived(
"<stream:features>" "<test xmlns='testns'/>" "</stream:features>"
)
self.assertIn(("testns", "test"), xs.features)
self.assertTrue(self.gotAuthenticated)
class ListenAuthenticatorTests(unittest.TestCase):
"""
Tests for L{xmlstream.ListenAuthenticator}
"""
def setUp(self):
self.authenticator = xmlstream.ListenAuthenticator()
self.xmlstream = xmlstream.XmlStream(self.authenticator)
def test_streamStart(self):
"""
Test streamStart to fill the appropriate attributes from the
stream header.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
self.assertIdentical(None, xs.sid)
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.org' to='example.com' id='12345' "
"version='1.0'>"
)
self.assertEqual((1, 0), xs.version)
self.assertNotIdentical(None, xs.sid)
self.assertNotEqual("12345", xs.sid)
self.assertEqual("jabber:client", xs.namespace)
self.assertIdentical(None, xs.otherEntity)
self.assertEqual("example.com", xs.thisEntity.host)
def test_streamStartUnicodeSessionID(self):
"""
The generated session id must be a unicode object.
"""
xs = self.xmlstream
xs.makeConnection(proto_helpers.StringTransport())
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.org' to='example.com' id='12345' "
"version='1.0'>"
)
self.assertIsInstance(xs.sid, str)
class TLSInitiatingInitializerTests(unittest.TestCase):
def setUp(self):
self.output = []
self.done = []
self.savedSSL = xmlstream.ssl
self.authenticator = xmlstream.ConnectAuthenticator("example.com")
self.xmlstream = xmlstream.XmlStream(self.authenticator)
self.xmlstream.send = self.output.append
self.xmlstream.connectionMade()
self.xmlstream.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345' version='1.0'>"
)
self.init = xmlstream.TLSInitiatingInitializer(self.xmlstream)
def tearDown(self):
xmlstream.ssl = self.savedSSL
def test_initRequired(self):
"""
Passing required sets the instance variable.
"""
self.init = xmlstream.TLSInitiatingInitializer(self.xmlstream, required=True)
self.assertTrue(self.init.required)
@skipIf(*skipWhenNoSSL)
def test_wantedSupported(self):
"""
When TLS is wanted and SSL available, StartTLS is initiated.
"""
self.xmlstream.transport = proto_helpers.StringTransport()
self.xmlstream.transport.startTLS = lambda ctx: self.done.append("TLS")
self.xmlstream.reset = lambda: self.done.append("reset")
self.xmlstream.sendHeader = lambda: self.done.append("header")
d = self.init.start()
d.addCallback(self.assertEqual, xmlstream.Reset)
self.assertEqual(2, len(self.output))
starttls = self.output[1]
self.assertEqual("starttls", starttls.name)
self.assertEqual(NS_XMPP_TLS, starttls.uri)
self.xmlstream.dataReceived("<proceed xmlns='%s'/>" % NS_XMPP_TLS)
self.assertEqual(["TLS", "reset", "header"], self.done)
return d
@skipIf(*skipWhenNoSSL)
def test_certificateVerify(self):
"""
The server certificate will be verified.
"""
def fakeStartTLS(contextFactory):
self.assertIsInstance(contextFactory, ClientTLSOptions)
self.assertEqual(contextFactory._hostname, "example.com")
self.done.append("TLS")
self.xmlstream.transport = proto_helpers.StringTransport()
self.xmlstream.transport.startTLS = fakeStartTLS
self.xmlstream.reset = lambda: self.done.append("reset")
self.xmlstream.sendHeader = lambda: self.done.append("header")
d = self.init.start()
self.xmlstream.dataReceived("<proceed xmlns='%s'/>" % NS_XMPP_TLS)
self.assertEqual(["TLS", "reset", "header"], self.done)
return d
@skipIf(*skipWhenNoSSL)
def test_certificateVerifyContext(self):
"""
A custom contextFactory is passed through to startTLS.
"""
ctx = CertificateOptions()
self.init = xmlstream.TLSInitiatingInitializer(
self.xmlstream, configurationForTLS=ctx
)
self.init.contextFactory = ctx
def fakeStartTLS(contextFactory):
self.assertIs(ctx, contextFactory)
self.done.append("TLS")
self.xmlstream.transport = proto_helpers.StringTransport()
self.xmlstream.transport.startTLS = fakeStartTLS
self.xmlstream.reset = lambda: self.done.append("reset")
self.xmlstream.sendHeader = lambda: self.done.append("header")
d = self.init.start()
self.xmlstream.dataReceived("<proceed xmlns='%s'/>" % NS_XMPP_TLS)
self.assertEqual(["TLS", "reset", "header"], self.done)
return d
def test_wantedNotSupportedNotRequired(self):
"""
No StartTLS is initiated when wanted, not required, SSL not available.
"""
xmlstream.ssl = None
self.init.required = False
d = self.init.start()
d.addCallback(self.assertEqual, None)
self.assertEqual(1, len(self.output))
return d
def test_wantedNotSupportedRequired(self):
"""
TLSNotSupported is raised when TLS is required but not available.
"""
xmlstream.ssl = None
self.init.required = True
d = self.init.start()
self.assertFailure(d, xmlstream.TLSNotSupported)
self.assertEqual(1, len(self.output))
return d
def test_notWantedRequired(self):
"""
TLSRequired is raised when TLS is not wanted, but required by server.
"""
tls = domish.Element(("urn:ietf:params:xml:ns:xmpp-tls", "starttls"))
tls.addElement("required")
self.xmlstream.features = {(tls.uri, tls.name): tls}
self.init.wanted = False
d = self.init.start()
self.assertEqual(1, len(self.output))
self.assertFailure(d, xmlstream.TLSRequired)
return d
def test_notWantedNotRequired(self):
"""
No StartTLS is initiated when not wanted and not required.
"""
tls = domish.Element(("urn:ietf:params:xml:ns:xmpp-tls", "starttls"))
self.xmlstream.features = {(tls.uri, tls.name): tls}
self.init.wanted = False
self.init.required = False
d = self.init.start()
d.addCallback(self.assertEqual, None)
self.assertEqual(1, len(self.output))
return d
def test_failed(self):
"""
TLSFailed is raised when the server responds with a failure.
"""
# Pretend that ssl is supported, it isn't actually used when the
# server starts out with a failure in response to our initial
# C{starttls} stanza.
xmlstream.ssl = 1
d = self.init.start()
self.assertFailure(d, xmlstream.TLSFailed)
self.xmlstream.dataReceived("<failure xmlns='%s'/>" % NS_XMPP_TLS)
return d
class TestFeatureInitializer(xmlstream.BaseFeatureInitiatingInitializer):
feature = ("testns", "test")
def start(self):
return defer.succeed(None)
class BaseFeatureInitiatingInitializerTests(unittest.TestCase):
def setUp(self):
self.xmlstream = xmlstream.XmlStream(xmlstream.Authenticator())
self.init = TestFeatureInitializer(self.xmlstream)
def testAdvertized(self):
"""
Test that an advertized feature results in successful initialization.
"""
self.xmlstream.features = {self.init.feature: domish.Element(self.init.feature)}
return self.init.initialize()
def testNotAdvertizedRequired(self):
"""
Test that when the feature is not advertized, but required by the
initializer, an exception is raised.
"""
self.init.required = True
self.assertRaises(xmlstream.FeatureNotAdvertized, self.init.initialize)
def testNotAdvertizedNotRequired(self):
"""
Test that when the feature is not advertized, and not required by the
initializer, the initializer silently succeeds.
"""
self.init.required = False
self.assertIdentical(None, self.init.initialize())
class ToResponseTests(unittest.TestCase):
def test_toResponse(self):
"""
Test that a response stanza is generated with addressing swapped.
"""
stanza = domish.Element(("jabber:client", "iq"))
stanza["type"] = "get"
stanza["to"] = "[email protected]"
stanza["from"] = "[email protected]/resource"
stanza["id"] = "stanza1"
response = xmlstream.toResponse(stanza, "result")
self.assertNotIdentical(stanza, response)
self.assertEqual(response["from"], "[email protected]")
self.assertEqual(response["to"], "[email protected]/resource")
self.assertEqual(response["type"], "result")
self.assertEqual(response["id"], "stanza1")
def test_toResponseNoFrom(self):
"""
Test that a response is generated from a stanza without a from address.
"""
stanza = domish.Element(("jabber:client", "iq"))
stanza["type"] = "get"
stanza["to"] = "[email protected]"
response = xmlstream.toResponse(stanza)
self.assertEqual(response["from"], "[email protected]")
self.assertFalse(response.hasAttribute("to"))
def test_toResponseNoTo(self):
"""
Test that a response is generated from a stanza without a to address.
"""
stanza = domish.Element(("jabber:client", "iq"))
stanza["type"] = "get"
stanza["from"] = "[email protected]/resource"
response = xmlstream.toResponse(stanza)
self.assertFalse(response.hasAttribute("from"))
self.assertEqual(response["to"], "[email protected]/resource")
def test_toResponseNoAddressing(self):
"""
Test that a response is generated from a stanza without any addressing.
"""
stanza = domish.Element(("jabber:client", "message"))
stanza["type"] = "chat"
response = xmlstream.toResponse(stanza)
self.assertFalse(response.hasAttribute("to"))
self.assertFalse(response.hasAttribute("from"))
def test_noID(self):
"""
Test that a proper response is generated without id attribute.
"""
stanza = domish.Element(("jabber:client", "message"))
response = xmlstream.toResponse(stanza)
self.assertFalse(response.hasAttribute("id"))
def test_noType(self):
"""
Test that a proper response is generated without type attribute.
"""
stanza = domish.Element(("jabber:client", "message"))
response = xmlstream.toResponse(stanza)
self.assertFalse(response.hasAttribute("type"))
class DummyFactory:
"""
Dummy XmlStream factory that only registers bootstrap observers.
"""
def __init__(self):
self.callbacks = {}
def addBootstrap(self, event, callback):
self.callbacks[event] = callback
class DummyXMPPHandler(xmlstream.XMPPHandler):
"""
Dummy XMPP subprotocol handler to count the methods are called on it.
"""
def __init__(self):
self.doneMade = 0
self.doneInitialized = 0
self.doneLost = 0
def makeConnection(self, xs):
self.connectionMade()
def connectionMade(self):
self.doneMade += 1
def connectionInitialized(self):
self.doneInitialized += 1
def connectionLost(self, reason):
self.doneLost += 1
class FailureReasonXMPPHandler(xmlstream.XMPPHandler):
"""
Dummy handler specifically for failure Reason tests.
"""
def __init__(self):
self.gotFailureReason = False
def connectionLost(self, reason):
if isinstance(reason, failure.Failure):
self.gotFailureReason = True
class XMPPHandlerTests(unittest.TestCase):
"""
Tests for L{xmlstream.XMPPHandler}.
"""
def test_interface(self):
"""
L{xmlstream.XMPPHandler} implements L{ijabber.IXMPPHandler}.
"""
verifyObject(ijabber.IXMPPHandler, xmlstream.XMPPHandler())
def test_send(self):
"""
Test that data is passed on for sending by the stream manager.
"""
class DummyStreamManager:
def __init__(self):
self.outlist = []
def send(self, data):
self.outlist.append(data)
handler = xmlstream.XMPPHandler()
handler.parent = DummyStreamManager()
handler.send("<presence/>")
self.assertEqual(["<presence/>"], handler.parent.outlist)
def test_makeConnection(self):
"""
Test that makeConnection saves the XML stream and calls connectionMade.
"""
class TestXMPPHandler(xmlstream.XMPPHandler):
def connectionMade(self):
self.doneMade = True
handler = TestXMPPHandler()
xs = xmlstream.XmlStream(xmlstream.Authenticator())
handler.makeConnection(xs)
self.assertTrue(handler.doneMade)
self.assertIdentical(xs, handler.xmlstream)
def test_connectionLost(self):
"""
Test that connectionLost forgets the XML stream.
"""
handler = xmlstream.XMPPHandler()
xs = xmlstream.XmlStream(xmlstream.Authenticator())
handler.makeConnection(xs)
handler.connectionLost(Exception())
self.assertIdentical(None, handler.xmlstream)
class XMPPHandlerCollectionTests(unittest.TestCase):
"""
Tests for L{xmlstream.XMPPHandlerCollection}.
"""
def setUp(self):
self.collection = xmlstream.XMPPHandlerCollection()
def test_interface(self):
"""
L{xmlstream.StreamManager} implements L{ijabber.IXMPPHandlerCollection}.
"""
verifyObject(ijabber.IXMPPHandlerCollection, self.collection)
def test_addHandler(self):
"""
Test the addition of a protocol handler.
"""
handler = DummyXMPPHandler()
handler.setHandlerParent(self.collection)
self.assertIn(handler, self.collection)
self.assertIdentical(self.collection, handler.parent)
def test_removeHandler(self):
"""
Test removal of a protocol handler.
"""
handler = DummyXMPPHandler()
handler.setHandlerParent(self.collection)
handler.disownHandlerParent(self.collection)
self.assertNotIn(handler, self.collection)
self.assertIdentical(None, handler.parent)
class StreamManagerTests(unittest.TestCase):
"""
Tests for L{xmlstream.StreamManager}.
"""
def setUp(self):
factory = DummyFactory()
self.streamManager = xmlstream.StreamManager(factory)
def test_basic(self):
"""
Test correct initialization and setup of factory observers.
"""
sm = self.streamManager
self.assertIdentical(None, sm.xmlstream)
self.assertEqual([], sm.handlers)
self.assertEqual(
sm._connected, sm.factory.callbacks["//event/stream/connected"]
)
self.assertEqual(sm._authd, sm.factory.callbacks["//event/stream/authd"])
self.assertEqual(sm._disconnected, sm.factory.callbacks["//event/stream/end"])
self.assertEqual(
sm.initializationFailed, sm.factory.callbacks["//event/xmpp/initfailed"]
)
def test_connected(self):
"""
Test that protocol handlers have their connectionMade method called
when the XML stream is connected.
"""
sm = self.streamManager
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._connected(xs)
self.assertEqual(1, handler.doneMade)
self.assertEqual(0, handler.doneInitialized)
self.assertEqual(0, handler.doneLost)
def test_connectedLogTrafficFalse(self):
"""
Test raw data functions unset when logTraffic is set to False.
"""
sm = self.streamManager
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._connected(xs)
self.assertIdentical(None, xs.rawDataInFn)
self.assertIdentical(None, xs.rawDataOutFn)
def test_connectedLogTrafficTrue(self):
"""
Test raw data functions set when logTraffic is set to True.
"""
sm = self.streamManager
sm.logTraffic = True
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._connected(xs)
self.assertNotIdentical(None, xs.rawDataInFn)
self.assertNotIdentical(None, xs.rawDataOutFn)
def test_authd(self):
"""
Test that protocol handlers have their connectionInitialized method
called when the XML stream is initialized.
"""
sm = self.streamManager
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._authd(xs)
self.assertEqual(0, handler.doneMade)
self.assertEqual(1, handler.doneInitialized)
self.assertEqual(0, handler.doneLost)
def test_disconnected(self):
"""
Test that protocol handlers have their connectionLost method
called when the XML stream is disconnected.
"""
sm = self.streamManager
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._disconnected(xs)
self.assertEqual(0, handler.doneMade)
self.assertEqual(0, handler.doneInitialized)
self.assertEqual(1, handler.doneLost)
def test_disconnectedReason(self):
"""
A L{STREAM_END_EVENT} results in L{StreamManager} firing the handlers
L{connectionLost} methods, passing a L{failure.Failure} reason.
"""
sm = self.streamManager
handler = FailureReasonXMPPHandler()
handler.setHandlerParent(sm)
sm._disconnected(failure.Failure(Exception("no reason")))
self.assertEqual(True, handler.gotFailureReason)
def test_addHandler(self):
"""
Test the addition of a protocol handler while not connected.
"""
sm = self.streamManager
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
self.assertEqual(0, handler.doneMade)
self.assertEqual(0, handler.doneInitialized)
self.assertEqual(0, handler.doneLost)
def test_addHandlerInitialized(self):
"""
Test the addition of a protocol handler after the stream
have been initialized.
Make sure that the handler will have the connected stream
passed via C{makeConnection} and have C{connectionInitialized}
called.
"""
sm = self.streamManager
xs = xmlstream.XmlStream(xmlstream.Authenticator())
sm._connected(xs)
sm._authd(xs)
handler = DummyXMPPHandler()
handler.setHandlerParent(sm)
self.assertEqual(1, handler.doneMade)
self.assertEqual(1, handler.doneInitialized)
self.assertEqual(0, handler.doneLost)
def test_sendInitialized(self):
"""
Test send when the stream has been initialized.
The data should be sent directly over the XML stream.
"""
factory = xmlstream.XmlStreamFactory(xmlstream.Authenticator())
sm = xmlstream.StreamManager(factory)
xs = factory.buildProtocol(None)
xs.transport = proto_helpers.StringTransport()
xs.connectionMade()
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345'>"
)
xs.dispatch(xs, "//event/stream/authd")
sm.send("<presence/>")
self.assertEqual(b"<presence/>", xs.transport.value())
def test_sendNotConnected(self):
"""
Test send when there is no established XML stream.
The data should be cached until an XML stream has been established and
initialized.
"""
factory = xmlstream.XmlStreamFactory(xmlstream.Authenticator())
sm = xmlstream.StreamManager(factory)
handler = DummyXMPPHandler()
sm.addHandler(handler)
xs = factory.buildProtocol(None)
xs.transport = proto_helpers.StringTransport()
sm.send("<presence/>")
self.assertEqual(b"", xs.transport.value())
self.assertEqual("<presence/>", sm._packetQueue[0])
xs.connectionMade()
self.assertEqual(b"", xs.transport.value())
self.assertEqual("<presence/>", sm._packetQueue[0])
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345'>"
)
xs.dispatch(xs, "//event/stream/authd")
self.assertEqual(b"<presence/>", xs.transport.value())
self.assertFalse(sm._packetQueue)
def test_sendNotInitialized(self):
"""
Test send when the stream is connected but not yet initialized.
The data should be cached until the XML stream has been initialized.
"""
factory = xmlstream.XmlStreamFactory(xmlstream.Authenticator())
sm = xmlstream.StreamManager(factory)
xs = factory.buildProtocol(None)
xs.transport = proto_helpers.StringTransport()
xs.connectionMade()
xs.dataReceived(
"<stream:stream xmlns='jabber:client' "
"xmlns:stream='http://etherx.jabber.org/streams' "
"from='example.com' id='12345'>"
)
sm.send("<presence/>")
self.assertEqual(b"", xs.transport.value())
self.assertEqual("<presence/>", sm._packetQueue[0])
def test_sendDisconnected(self):
"""
Test send after XML stream disconnection.
The data should be cached until a new XML stream has been established
and initialized.
"""
factory = xmlstream.XmlStreamFactory(xmlstream.Authenticator())
sm = xmlstream.StreamManager(factory)
handler = DummyXMPPHandler()
sm.addHandler(handler)
xs = factory.buildProtocol(None)
xs.connectionMade()
xs.transport = proto_helpers.StringTransport()
xs.connectionLost(None)
sm.send("<presence/>")
self.assertEqual(b"", xs.transport.value())
self.assertEqual("<presence/>", sm._packetQueue[0])
class XmlStreamServerFactoryTests(GenericXmlStreamFactoryTestsMixin):
"""
Tests for L{xmlstream.XmlStreamServerFactory}.
"""
def setUp(self):
"""
Set up a server factory with an authenticator factory function.
"""
class TestAuthenticator:
def __init__(self):
self.xmlstreams = []
def associateWithStream(self, xs):
self.xmlstreams.append(xs)
def authenticatorFactory():
return TestAuthenticator()
self.factory = xmlstream.XmlStreamServerFactory(authenticatorFactory)
def test_interface(self):
"""
L{XmlStreamServerFactory} is a L{Factory}.
"""
verifyObject(IProtocolFactory, self.factory)
def test_buildProtocolAuthenticatorInstantiation(self):
"""
The authenticator factory should be used to instantiate the
authenticator and pass it to the protocol.
The default protocol, L{XmlStream} stores the authenticator it is
passed, and calls its C{associateWithStream} method. so we use that to
check whether our authenticator factory is used and the protocol
instance gets an authenticator.
"""
xs = self.factory.buildProtocol(None)
self.assertEqual([xs], xs.authenticator.xmlstreams)
def test_buildProtocolXmlStream(self):
"""
The protocol factory creates Jabber XML Stream protocols by default.
"""
xs = self.factory.buildProtocol(None)
self.assertIsInstance(xs, xmlstream.XmlStream)
def test_buildProtocolTwice(self):
"""
Subsequent calls to buildProtocol should result in different instances
of the protocol, as well as their authenticators.
"""
xs1 = self.factory.buildProtocol(None)
xs2 = self.factory.buildProtocol(None)
self.assertNotIdentical(xs1, xs2)
self.assertNotIdentical(xs1.authenticator, xs2.authenticator)
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