slixmpp/tests/sleektest.py

316 lines
11 KiB
Python

"""
SleekXMPP: The Sleek XMPP Library
Copyright (C) 2010 Nathanael C. Fritz, Lance J.T. Stout
This file is part of SleekXMPP.
See the file LICENSE for copying permission.
"""
import unittest
import socket
try:
import queue
except ImportError:
import Queue as queue
from xml.etree import cElementTree as ET
from sleekxmpp import ClientXMPP
from sleekxmpp import Message, Iq
from sleekxmpp.stanza.presence import Presence
from sleekxmpp.xmlstream.matcher.stanzapath import StanzaPath
from sleekxmpp.xmlstream.stanzabase import registerStanzaPlugin
class TestSocket(object):
def __init__(self, *args, **kwargs):
self.socket = socket.socket(*args, **kwargs)
self.recv_queue = queue.Queue()
self.send_queue = queue.Queue()
def __getattr__(self, name):
"""Pass requests through to actual socket"""
# Override a few methods to prevent actual socket connections
overrides = {'connect': lambda *args: None,
'close': lambda *args: None,
'shutdown': lambda *args: None}
return overrides.get(name, getattr(self.socket, name))
# ------------------------------------------------------------------
# Testing Interface
def nextSent(self, timeout=None):
"""Get the next stanza that has been 'sent'"""
args = {'block': False}
if timeout is not None:
args = {'block': True, 'timeout': timeout}
try:
return self.send_queue.get(**args)
except:
return None
def recvData(self, data):
"""Add data to the receiving queue"""
self.recv_queue.put(data)
# ------------------------------------------------------------------
# Socket Interface
def recv(self, *args, **kwargs):
return self.read(block=True)
def send(self, data):
self.send_queue.put(data)
# ------------------------------------------------------------------
# File Socket
def makefile(self, mode='r', bufsize=-1):
"""File socket version to use with ElementTree"""
return self
def read(self, size=4096, block=True, timeout=None):
"""Implement the file socket interface"""
if timeout is not None:
block = True
try:
return self.recv_queue.get(block, timeout)
except:
return None
class SleekTest(unittest.TestCase):
"""
A SleekXMPP specific TestCase class that provides
methods for comparing message, iq, and presence stanzas.
"""
# ------------------------------------------------------------------
# Shortcut methods for creating stanza objects
def Message(self, *args, **kwargs):
"""Create a message stanza."""
return Message(None, *args, **kwargs)
def Iq(self, *args, **kwargs):
"""Create an iq stanza."""
return Iq(None, *args, **kwargs)
def Presence(self, *args, **kwargs):
"""Create a presence stanza."""
return Presence(None, *args, **kwargs)
# ------------------------------------------------------------------
# Methods for comparing stanza objects to XML strings
def checkMessage(self, msg, xml_string, use_values=True):
"""
Create and compare several message stanza objects to a
correct XML string.
If use_values is False, the test using getValues() and
setValues() will not be used.
"""
self.fix_namespaces(msg.xml, 'jabber:client')
debug = "Given Stanza:\n%s\n" % ET.tostring(msg.xml)
xml = ET.fromstring(xml_string)
self.fix_namespaces(xml, 'jabber:client')
debug += "XML String:\n%s\n" % ET.tostring(xml)
msg2 = self.Message(xml)
debug += "Constructed Stanza:\n%s\n" % ET.tostring(msg2.xml)
if use_values:
# Ugly, but need to make sure the type attribute is set.
msg['type'] = msg['type']
if xml.attrib.get('type', None) is None:
xml.attrib['type'] = 'normal'
msg2['type'] = msg2['type']
debug += "XML String:\n%s\n" % ET.tostring(xml)
values = msg2.getStanzaValues()
msg3 = self.Message()
msg3.setStanzaValues(values)
debug += "Second Constructed Stanza:\n%s\n" % ET.tostring(msg3.xml)
debug = "Three methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, msg.xml, msg2.xml, msg3.xml]),
debug)
else:
debug = "Two methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, msg.xml, msg2.xml]), debug)
def checkIq(self, iq, xml_string, use_values=True):
"""
Create and compare several iq stanza objects to a
correct XML string.
If use_values is False, the test using getValues() and
setValues() will not be used.
"""
self.fix_namespaces(iq.xml, 'jabber:client')
debug = "Given Stanza:\n%s\n" % ET.tostring(iq.xml)
xml = ET.fromstring(xml_string)
self.fix_namespaces(xml, 'jabber:client')
debug += "XML String:\n%s\n" % ET.tostring(xml)
iq2 = self.Iq(xml)
debug += "Constructed Stanza:\n%s\n" % ET.tostring(iq2.xml)
if use_values:
values = iq.getStanzaValues()
iq3 = self.Iq()
iq3.setStanzaValues(values)
debug += "Second Constructed Stanza:\n%s\n" % ET.tostring(iq3.xml)
debug = "Three methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, iq.xml, iq2.xml, iq3.xml]),
debug)
else:
debug = "Two methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, iq.xml, iq2.xml]), debug)
def checkPresence(self, pres, xml_string, use_values=True):
"""
Create and compare several presence stanza objects to a
correct XML string.
If use_values is False, the test using getValues() and
setValues() will not be used.
"""
self.fix_namespaces(pres.xml, 'jabber:client')
debug = "Given Stanza:\n%s\n" % ET.tostring(pres.xml)
xml = ET.fromstring(xml_string)
self.fix_namespaces(xml, 'jabber:client')
debug += "XML String:\n%s\n" % ET.tostring(xml)
pres2 = self.Presence(xml)
debug += "Constructed Stanza:\n%s\n" % ET.tostring(pres2.xml)
# Ugly, but 'priority' has a default value and need to make
# sure it is set
pres['priority'] = pres['priority']
pres2['priority'] = pres2['priority']
if use_values:
values = pres.getStanzaValues()
pres3 = self.Presence()
pres3.setStanzaValues(values)
debug += "Second Constructed Stanza:\n%s\n" % ET.tostring(pres3.xml)
debug = "Three methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, pres.xml, pres2.xml, pres3.xml]),
debug)
else:
debug = "Two methods for creating stanza do not match:\n" + debug
self.failUnless(self.compare([xml, pres.xml, pres2.xml]), debug)
# ------------------------------------------------------------------
# Methods for simulating stanza streams.
def streamStart(self, mode='client', skip=True):
if mode == 'client':
self.xmpp = ClientXMPP('tester@localhost', 'test')
self.xmpp.setSocket(TestSocket())
self.xmpp.state.set('reconnect', False)
self.xmpp.state.set('is client', True)
self.xmpp.state.set('connected', True)
# Must have the stream header ready for xmpp.process() to work
self.xmpp.socket.recvData(self.xmpp.stream_header)
self.xmpp.connectTCP = lambda a, b, c, d: True
self.xmpp.startTLS = lambda: True
self.xmpp.process(threaded=True)
if skip:
# Clear startup stanzas
self.xmpp.socket.nextSent(timeout=0.01)
def streamRecv(self, data):
data = str(data)
self.xmpp.socket.recvData(data)
def streamSendMessage(self, data, use_values=True, timeout=.1):
if isinstance(data, str):
data = self.Message(xml=ET.fromstring(data))
sent = self.xmpp.socket.nextSent(timeout)
self.checkMessage(data, sent, use_values)
def streamSendIq(self, data, use_values=True, timeout=.1):
if isinstance(data, str):
data = self.Iq(xml=ET.fromstring(data))
sent = self.xmpp.socket.nextSent(timeout)
self.checkIq(data, sent, use_values)
def streamSendPresence(self, data, use_values=True, timeout=.1):
if isinstance(data, str):
data = self.Presence(xml=ET.fromstring(data))
sent = self.xmpp.socket.nextSent(timeout)
self.checkPresence(data, sent, use_values)
def streamClose(self):
if self.xmpp is not None:
self.xmpp.disconnect()
self.xmpp.socket.recvData(self.xmpp.stream_footer)
# ------------------------------------------------------------------
# XML Comparison and Cleanup
def fix_namespaces(self, xml, ns):
"""
Assign a namespace to an element and any children that
don't have a namespace.
"""
if xml.tag.startswith('{'):
return
xml.tag = '{%s}%s' % (ns, xml.tag)
for child in xml.getchildren():
self.fix_namespaces(child, ns)
def compare(self, xml1, xml2=None):
"""
Compare XML objects.
If given a list of XML objects, then
all of the elements in the list will be
compared.
"""
# Compare multiple objects
if type(xml1) is list:
xmls = xml1
xml1 = xmls[0]
for xml in xmls[1:]:
xml2 = xml
if not self.compare(xml1, xml2):
return False
return True
# Step 1: Check tags
if xml1.tag != xml2.tag:
return False
# Step 2: Check attributes
if xml1.attrib != xml2.attrib:
return False
# Step 3: Recursively check children
for child in xml1:
child2s = xml2.findall("%s" % child.tag)
if child2s is None:
return False
for child2 in child2s:
if self.compare(child, child2):
break
else:
return False
# Everything matches
return True