mirror of
https://github.com/correl/SleekXMPP.git
synced 2024-11-24 03:00:15 +00:00
Updated SleekTest with docs and PEP8 style.
This commit is contained in:
Lance Stout
parent
b40a489796
commit
22134c302b
1 changed files with 245 additions and 48 deletions
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@ -9,38 +9,73 @@
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import unittest
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import socket
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try:
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import queue
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import queue
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except ImportError:
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import Queue as queue
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from xml.etree import cElementTree as ET
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import Queue as queue
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from sleekxmpp import ClientXMPP
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from sleekxmpp import Message, Iq
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from sleekxmpp.stanza.presence import Presence
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from sleekxmpp.xmlstream.matcher.stanzapath import StanzaPath
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from sleekxmpp.xmlstream.stanzabase import registerStanzaPlugin
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from sleekxmpp.stanza import Message, Iq, Presence
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from sleekxmpp.xmlstream.stanzabase import registerStanzaPlugin, ET
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from sleekxmpp.xmlstream.tostring import tostring
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class TestSocket(object):
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"""
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A dummy socket that reads and writes to queues instead
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of an actual networking socket.
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Methods:
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nextSent -- Return the next sent stanza.
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recvData -- Make a stanza available to read next.
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recv -- Read the next stanza from the socket.
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send -- Write a stanza to the socket.
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makefile -- Dummy call, returns self.
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read -- Read the next stanza from the socket.
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"""
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def __init__(self, *args, **kwargs):
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"""
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Create a new test socket.
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Arguments:
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Same as arguments for socket.socket
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"""
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self.socket = socket.socket(*args, **kwargs)
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self.recv_queue = queue.Queue()
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self.send_queue = queue.Queue()
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def __getattr__(self, name):
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"""Pass requests through to actual socket"""
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# Override a few methods to prevent actual socket connections
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overrides = {'connect': lambda *args: None,
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'close': lambda *args: None,
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'shutdown': lambda *args: None}
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"""
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Return attribute values of internal, dummy socket.
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Some attributes and methods are disabled to prevent the
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socket from connecting to the network.
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Arguments:
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name -- Name of the attribute requested.
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"""
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def dummy(*args):
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"""Method to do nothing and prevent actual socket connections."""
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return None
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overrides = {'connect': dummy,
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'close': dummy,
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'shutdown': dummy}
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return overrides.get(name, getattr(self.socket, name))
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# ------------------------------------------------------------------
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# Testing Interface
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def nextSent(self, timeout=None):
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"""Get the next stanza that has been 'sent'"""
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"""
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Get the next stanza that has been 'sent'.
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Arguments:
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timeout -- Optional timeout for waiting for a new value.
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"""
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args = {'block': False}
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if timeout is not None:
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args = {'block': True, 'timeout': timeout}
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@ -50,27 +85,58 @@ class TestSocket(object):
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return None
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def recvData(self, data):
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"""Add data to the receiving queue"""
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"""
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Add data to the receiving queue.
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Arguments:
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data -- String data to 'write' to the socket to be received
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by the XMPP client.
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"""
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self.recv_queue.put(data)
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# ------------------------------------------------------------------
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# Socket Interface
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def recv(self, *args, **kwargs):
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"""
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Read a value from the received queue.
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Arguments:
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Placeholders. Same as for socket.Socket.recv.
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"""
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return self.read(block=True)
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def send(self, data):
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"""
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Send data by placing it in the send queue.
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Arguments:
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data -- String value to write.
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"""
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self.send_queue.put(data)
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# ------------------------------------------------------------------
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# File Socket
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def makefile(self, mode='r', bufsize=-1):
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"""File socket version to use with ElementTree"""
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def makefile(self, *args, **kwargs):
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"""
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File socket version to use with ElementTree.
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Arguments:
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Placeholders, same as socket.Socket.makefile()
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"""
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return self
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def read(self, size=4096, block=True, timeout=None):
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"""Implement the file socket interface"""
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def read(self, block=True, timeout=None, **kwargs):
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"""
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Implement the file socket interface.
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Arguments:
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block -- Indicate if the read should block until a
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value is ready.
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timeout -- Time in seconds a block should last before
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returning None.
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"""
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if timeout is not None:
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block = True
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try:
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@ -80,24 +146,65 @@ class TestSocket(object):
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class SleekTest(unittest.TestCase):
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"""
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A SleekXMPP specific TestCase class that provides
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methods for comparing message, iq, and presence stanzas.
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Methods:
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Message -- Create a Message stanza object.
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Iq -- Create an Iq stanza object.
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Presence -- Create a Presence stanza object.
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checkMessage -- Compare a Message stanza against an XML string.
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checkIq -- Compare an Iq stanza against an XML string.
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checkPresence -- Compare a Presence stanza against an XML string.
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streamStart -- Initialize a dummy XMPP client.
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streamRecv -- Queue data for XMPP client to receive.
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streamSendMessage -- Check that the XMPP client sent the given
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Message stanza.
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streamSendIq -- Check that the XMPP client sent the given
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Iq stanza.
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streamSendPresence -- Check taht the XMPP client sent the given
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Presence stanza.
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streamClose -- Disconnect the XMPP client.
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fix_namespaces -- Add top-level namespace to an XML object.
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compare -- Compare XML objects against each other.
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"""
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# ------------------------------------------------------------------
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# Shortcut methods for creating stanza objects
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def Message(self, *args, **kwargs):
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"""Create a message stanza."""
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"""
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Create a Message stanza.
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Uses same arguments as StanzaBase.__init__
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Arguments:
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xml -- An XML object to use for the Message's values.
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"""
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return Message(None, *args, **kwargs)
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def Iq(self, *args, **kwargs):
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"""Create an iq stanza."""
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"""
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Create an Iq stanza.
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Uses same arguments as StanzaBase.__init__
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Arguments:
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xml -- An XML object to use for the Iq's values.
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"""
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return Iq(None, *args, **kwargs)
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def Presence(self, *args, **kwargs):
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"""Create a presence stanza."""
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"""
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Create a Presence stanza.
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Uses same arguments as StanzaBase.__init__
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Arguments:
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xml -- An XML object to use for the Iq's values.
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"""
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return Presence(None, *args, **kwargs)
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# ------------------------------------------------------------------
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@ -108,8 +215,15 @@ class SleekTest(unittest.TestCase):
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Create and compare several message stanza objects to a
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correct XML string.
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If use_values is False, the test using getValues() and
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setValues() will not be used.
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If use_values is False, the test using getStanzaValues() and
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setStanzaValues() will not be used.
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Arguments:
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msg -- The Message stanza object to check.
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xml_string -- The XML contents to compare against.
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use_values -- Indicates if the test using getStanzaValues
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and setStanzaValues should be used. Defaults
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to True.
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"""
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self.fix_namespaces(msg.xml, 'jabber:client')
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@ -137,19 +251,26 @@ class SleekTest(unittest.TestCase):
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debug += "Second Constructed Stanza:\n%s\n" % tostring(msg3.xml)
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debug = "Three methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, msg.xml, msg2.xml, msg3.xml]),
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self.failUnless(self.compare(xml, msg.xml, msg2.xml, msg3.xml),
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debug)
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else:
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debug = "Two methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, msg.xml, msg2.xml]), debug)
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self.failUnless(self.compare(xml, msg.xml, msg2.xml), debug)
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def checkIq(self, iq, xml_string, use_values=True):
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"""
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Create and compare several iq stanza objects to a
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correct XML string.
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If use_values is False, the test using getValues() and
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setValues() will not be used.
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If use_values is False, the test using getStanzaValues() and
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setStanzaValues() will not be used.
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Arguments:
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iq -- The Iq stanza object to check.
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xml_string -- The XML contents to compare against.
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use_values -- Indicates if the test using getStanzaValues
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and setStanzaValues should be used. Defaults
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to True.
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"""
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self.fix_namespaces(iq.xml, 'jabber:client')
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@ -169,20 +290,28 @@ class SleekTest(unittest.TestCase):
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debug += "Second Constructed Stanza:\n%s\n" % tostring(iq3.xml)
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debug = "Three methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, iq.xml, iq2.xml, iq3.xml]),
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self.failUnless(self.compare(xml, iq.xml, iq2.xml, iq3.xml),
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debug)
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else:
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debug = "Two methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, iq.xml, iq2.xml]), debug)
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self.failUnless(self.compare(xml, iq.xml, iq2.xml), debug)
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def checkPresence(self, pres, xml_string, use_values=True):
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"""
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Create and compare several presence stanza objects to a
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correct XML string.
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If use_values is False, the test using getValues() and
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setValues() will not be used.
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If use_values is False, the test using getStanzaValues() and
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setStanzaValues() will not be used.
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Arguments:
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iq -- The Iq stanza object to check.
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xml_string -- The XML contents to compare against.
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use_values -- Indicates if the test using getStanzaValues
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and setStanzaValues should be used. Defaults
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to True.
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"""
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self.fix_namespaces(pres.xml, 'jabber:client')
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xml = ET.fromstring(xml_string)
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@ -206,17 +335,26 @@ class SleekTest(unittest.TestCase):
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debug += "Second Constructed Stanza:\n%s\n" % tostring(pres3.xml)
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debug = "Three methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, pres.xml, pres2.xml, pres3.xml]),
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self.failUnless(self.compare(xml, pres.xml, pres2.xml, pres3.xml),
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debug)
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else:
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debug = "Two methods for creating stanza do not match:\n" + debug
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self.failUnless(self.compare([xml, pres.xml, pres2.xml]), debug)
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self.failUnless(self.compare(xml, pres.xml, pres2.xml), debug)
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# ------------------------------------------------------------------
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# Methods for simulating stanza streams.
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def streamStart(self, mode='client', skip=True):
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"""
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Initialize an XMPP client or component using a dummy XML stream.
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Arguments:
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mode -- Either 'client' or 'component'. Defaults to 'client'.
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skip -- Indicates if the first item in the sent queue (the
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stream header) should be removed. Tests that wish
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to test initializing the stream should set this to
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False. Otherwise, the default of True should be used.
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"""
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if mode == 'client':
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self.xmpp = ClientXMPP('tester@localhost', 'test')
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self.xmpp.setSocket(TestSocket())
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@ -236,28 +374,82 @@ class SleekTest(unittest.TestCase):
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self.xmpp.socket.nextSent(timeout=0.01)
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def streamRecv(self, data):
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"""
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Pass data to the dummy XMPP client as if it came from an XMPP server.
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Arguments:
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data -- String stanza XML to be received and processed by the
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XMPP client or component.
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"""
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data = str(data)
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self.xmpp.socket.recvData(data)
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def streamSendMessage(self, data, use_values=True, timeout=.1):
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"""
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Check that the XMPP client sent the given stanza XML.
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Extracts the next sent stanza and compares it with the given
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XML using checkMessage.
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Arguments:
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data -- The XML string of the expected Message stanza,
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or an equivalent stanza object.
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use_values -- Modifies the type of tests used by checkMessage.
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timeout -- Time in seconds to wait for a stanza before
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failing the check.
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"""
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if isinstance(data, str):
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data = self.Message(xml=ET.fromstring(data))
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sent = self.xmpp.socket.nextSent(timeout)
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self.checkMessage(data, sent, use_values)
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def streamSendIq(self, data, use_values=True, timeout=.1):
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"""
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Check that the XMPP client sent the given stanza XML.
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Extracts the next sent stanza and compares it with the given
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XML using checkIq.
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Arguments:
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data -- The XML string of the expected Iq stanza,
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or an equivalent stanza object.
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use_values -- Modifies the type of tests used by checkIq.
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timeout -- Time in seconds to wait for a stanza before
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failing the check.
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"""
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if isinstance(data, str):
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data = self.Iq(xml=ET.fromstring(data))
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sent = self.xmpp.socket.nextSent(timeout)
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self.checkIq(data, sent, use_values)
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def streamSendPresence(self, data, use_values=True, timeout=.1):
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"""
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Check that the XMPP client sent the given stanza XML.
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Extracts the next sent stanza and compares it with the given
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XML using checkPresence.
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Arguments:
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data -- The XML string of the expected Presence stanza,
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or an equivalent stanza object.
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use_values -- Modifies the type of tests used by checkPresence.
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timeout -- Time in seconds to wait for a stanza before
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failing the check.
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"""
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if isinstance(data, str):
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data = self.Presence(xml=ET.fromstring(data))
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sent = self.xmpp.socket.nextSent(timeout)
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self.checkPresence(data, sent, use_values)
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def streamClose(self):
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"""
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Disconnect the dummy XMPP client.
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Can be safely called even if streamStart has not been called.
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Must be placed in the tearDown method of a test class to ensure
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that the XMPP client is disconnected after an error.
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"""
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if hasattr(self, 'xmpp') and self.xmpp is not None:
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self.xmpp.disconnect()
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self.xmpp.socket.recvData(self.xmpp.stream_footer)
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@ -269,6 +461,10 @@ class SleekTest(unittest.TestCase):
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"""
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Assign a namespace to an element and any children that
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don't have a namespace.
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Arguments:
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xml -- The XML object to fix.
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ns -- The namespace to add to the XML object.
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"""
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if xml.tag.startswith('{'):
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return
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@ -276,36 +472,37 @@ class SleekTest(unittest.TestCase):
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for child in xml.getchildren():
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self.fix_namespaces(child, ns)
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def compare(self, xml1, xml2=None):
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def compare(self, xml, *other):
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"""
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Compare XML objects.
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If given a list of XML objects, then
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all of the elements in the list will be
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compared.
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Arguments:
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xml -- The XML object to compare against.
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*other -- The list of XML objects to compare.
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"""
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if not other:
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return False
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# Compare multiple objects
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if type(xml1) is list:
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xmls = xml1
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xml1 = xmls[0]
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for xml in xmls[1:]:
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xml2 = xml
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if not self.compare(xml1, xml2):
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if len(other) > 1:
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for xml2 in other:
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if not self.compare(xml, xml2):
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return False
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return True
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other = other[0]
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# Step 1: Check tags
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if xml1.tag != xml2.tag:
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if xml.tag != other.tag:
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return False
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# Step 2: Check attributes
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if xml1.attrib != xml2.attrib:
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if xml.attrib != other.attrib:
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return False
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# Step 3: Recursively check children
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for child in xml1:
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child2s = xml2.findall("%s" % child.tag)
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for child in xml:
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child2s = other.findall("%s" % child.tag)
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if child2s is None:
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return False
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for child2 in child2s:
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