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authorLance Stout <lancestout@gmail.com>2010-10-07 10:58:13 -0400
committerLance Stout <lancestout@gmail.com>2010-10-07 10:58:13 -0400
commit0fffbb82000a1a6c3c23d62fedcbd8e8141f8994 (patch)
tree114c3767ccc13de3d0388b43cd357b90334f469a /sleekxmpp
parent21c32c6e1cfd9b18e4c8320e0796e1d7e4b3f74c (diff)
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Unit test reorganization.
Moved SleekTest to sleekxmpp.test. Organized test suites by their focus. - Suites focused on testing stanza objects are named test_stanza_X.py - Suites focused on testing stream behavior are name test_stream_X.py
Diffstat (limited to 'sleekxmpp')
-rw-r--r--sleekxmpp/test/__init__.py10
-rw-r--r--sleekxmpp/test/mocksocket.py139
-rw-r--r--sleekxmpp/test/sleektest.py520
3 files changed, 669 insertions, 0 deletions
diff --git a/sleekxmpp/test/__init__.py b/sleekxmpp/test/__init__.py
new file mode 100644
index 00000000..52321c9a
--- /dev/null
+++ b/sleekxmpp/test/__init__.py
@@ -0,0 +1,10 @@
+"""
+ 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.
+"""
+
+from sleekxmpp.test.mocksocket import TestSocket
+from sleekxmpp.test.sleektest import *
diff --git a/sleekxmpp/test/mocksocket.py b/sleekxmpp/test/mocksocket.py
new file mode 100644
index 00000000..93109478
--- /dev/null
+++ b/sleekxmpp/test/mocksocket.py
@@ -0,0 +1,139 @@
+"""
+ 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 socket
+try:
+ import queue
+except ImportError:
+ import Queue as queue
+
+
+class TestSocket(object):
+
+ """
+ A dummy socket that reads and writes to queues instead
+ of an actual networking socket.
+
+ Methods:
+ next_sent -- Return the next sent stanza.
+ recv_data -- Make a stanza available to read next.
+ recv -- Read the next stanza from the socket.
+ send -- Write a stanza to the socket.
+ makefile -- Dummy call, returns self.
+ read -- Read the next stanza from the socket.
+ """
+
+ def __init__(self, *args, **kwargs):
+ """
+ Create a new test socket.
+
+ Arguments:
+ Same as arguments for socket.socket
+ """
+ self.socket = socket.socket(*args, **kwargs)
+ self.recv_queue = queue.Queue()
+ self.send_queue = queue.Queue()
+
+ def __getattr__(self, name):
+ """
+ Return attribute values of internal, dummy socket.
+
+ Some attributes and methods are disabled to prevent the
+ socket from connecting to the network.
+
+ Arguments:
+ name -- Name of the attribute requested.
+ """
+
+ def dummy(*args):
+ """Method to do nothing and prevent actual socket connections."""
+ return None
+
+ overrides = {'connect': dummy,
+ 'close': dummy,
+ 'shutdown': dummy}
+
+ return overrides.get(name, getattr(self.socket, name))
+
+ # ------------------------------------------------------------------
+ # Testing Interface
+
+ def next_sent(self, timeout=None):
+ """
+ Get the next stanza that has been 'sent'.
+
+ Arguments:
+ timeout -- Optional timeout for waiting for a new value.
+ """
+ args = {'block': False}
+ if timeout is not None:
+ args = {'block': True, 'timeout': timeout}
+ try:
+ return self.send_queue.get(**args)
+ except:
+ return None
+
+ def recv_data(self, data):
+ """
+ Add data to the receiving queue.
+
+ Arguments:
+ data -- String data to 'write' to the socket to be received
+ by the XMPP client.
+ """
+ self.recv_queue.put(data)
+
+ # ------------------------------------------------------------------
+ # Socket Interface
+
+ def recv(self, *args, **kwargs):
+ """
+ Read a value from the received queue.
+
+ Arguments:
+ Placeholders. Same as for socket.Socket.recv.
+ """
+ return self.read(block=True)
+
+ def send(self, data):
+ """
+ Send data by placing it in the send queue.
+
+ Arguments:
+ data -- String value to write.
+ """
+ self.send_queue.put(data)
+
+ # ------------------------------------------------------------------
+ # File Socket
+
+ def makefile(self, *args, **kwargs):
+ """
+ File socket version to use with ElementTree.
+
+ Arguments:
+ Placeholders, same as socket.Socket.makefile()
+ """
+ return self
+
+ def read(self, block=True, timeout=None, **kwargs):
+ """
+ Implement the file socket interface.
+
+ Arguments:
+ block -- Indicate if the read should block until a
+ value is ready.
+ timeout -- Time in seconds a block should last before
+ returning None.
+ """
+ if timeout is not None:
+ block = True
+ try:
+ return self.recv_queue.get(block, timeout)
+ except:
+ return None
diff --git a/sleekxmpp/test/sleektest.py b/sleekxmpp/test/sleektest.py
new file mode 100644
index 00000000..fd4120d7
--- /dev/null
+++ b/sleekxmpp/test/sleektest.py
@@ -0,0 +1,520 @@
+"""
+ 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 sleekxmpp
+from sleekxmpp import ClientXMPP, ComponentXMPP
+from sleekxmpp.stanza import Message, Iq, Presence
+from sleekxmpp.test import TestSocket
+from sleekxmpp.xmlstream.stanzabase import registerStanzaPlugin, ET
+from sleekxmpp.xmlstream.tostring import tostring
+
+
+class SleekTest(unittest.TestCase):
+
+ """
+ A SleekXMPP specific TestCase class that provides
+ methods for comparing message, iq, and presence stanzas.
+
+ Methods:
+ Message -- Create a Message stanza object.
+ Iq -- Create an Iq stanza object.
+ Presence -- Create a Presence stanza object.
+ check_stanza -- Compare a generic stanza against an XML string.
+ check_message -- Compare a Message stanza against an XML string.
+ check_iq -- Compare an Iq stanza against an XML string.
+ check_presence -- Compare a Presence stanza against an XML string.
+ stream_start -- Initialize a dummy XMPP client.
+ stream_recv -- Queue data for XMPP client to receive.
+ stream_make_header -- Create a stream header.
+ stream_send_header -- Check that the given header has been sent.
+ stream_send_message -- Check that the XMPP client sent the given
+ Message stanza.
+ stream_send_iq -- Check that the XMPP client sent the given
+ Iq stanza.
+ stream_send_presence -- Check thatt the XMPP client sent the given
+ Presence stanza.
+ stream_send_stanza -- Check that the XMPP client sent the given
+ generic stanza.
+ stream_close -- Disconnect the XMPP client.
+ fix_namespaces -- Add top-level namespace to an XML object.
+ compare -- Compare XML objects against each other.
+ """
+
+ # ------------------------------------------------------------------
+ # Shortcut methods for creating stanza objects
+
+ def Message(self, *args, **kwargs):
+ """
+ Create a Message stanza.
+
+ Uses same arguments as StanzaBase.__init__
+
+ Arguments:
+ xml -- An XML object to use for the Message's values.
+ """
+ return Message(None, *args, **kwargs)
+
+ def Iq(self, *args, **kwargs):
+ """
+ Create an Iq stanza.
+
+ Uses same arguments as StanzaBase.__init__
+
+ Arguments:
+ xml -- An XML object to use for the Iq's values.
+ """
+ return Iq(None, *args, **kwargs)
+
+ def Presence(self, *args, **kwargs):
+ """
+ Create a Presence stanza.
+
+ Uses same arguments as StanzaBase.__init__
+
+ Arguments:
+ xml -- An XML object to use for the Iq's values.
+ """
+ return Presence(None, *args, **kwargs)
+
+ # ------------------------------------------------------------------
+ # Methods for comparing stanza objects to XML strings
+
+ def check_stanza(self, stanza_class, stanza, xml_string,
+ defaults=None, use_values=True):
+ """
+ Create and compare several stanza objects to a correct XML string.
+
+ If use_values is False, test using getStanzaValues() and
+ setStanzaValues() will not be used.
+
+ Some stanzas provide default values for some interfaces, but
+ these defaults can be problematic for testing since they can easily
+ be forgotten when supplying the XML string. A list of interfaces that
+ use defaults may be provided and the generated stanzas will use the
+ default values for those interfaces if needed.
+
+ However, correcting the supplied XML is not possible for interfaces
+ that add or remove XML elements. Only interfaces that map to XML
+ attributes may be set using the defaults parameter. The supplied XML
+ must take into account any extra elements that are included by default.
+
+ Arguments:
+ stanza_class -- The class of the stanza being tested.
+ stanza -- The stanza object to test.
+ xml_string -- A string version of the correct XML expected.
+ defaults -- A list of stanza interfaces that have default
+ values. These interfaces will be set to their
+ defaults for the given and generated stanzas to
+ prevent unexpected test failures.
+ use_values -- Indicates if testing using getStanzaValues() and
+ setStanzaValues() should be used. Defaults to
+ True.
+ """
+ xml = ET.fromstring(xml_string)
+
+ # Ensure that top level namespaces are used, even if they
+ # were not provided.
+ self.fix_namespaces(stanza.xml, 'jabber:client')
+ self.fix_namespaces(xml, 'jabber:client')
+
+ stanza2 = stanza_class(xml=xml)
+
+ if use_values:
+ # Using getStanzaValues() and setStanzaValues() will add
+ # XML for any interface that has a default value. We need
+ # to set those defaults on the existing stanzas and XML
+ # so that they will compare correctly.
+ default_stanza = stanza_class()
+ if defaults is None:
+ defaults = []
+ for interface in defaults:
+ stanza[interface] = stanza[interface]
+ stanza2[interface] = stanza2[interface]
+ # Can really only automatically add defaults for top
+ # level attribute values. Anything else must be accounted
+ # for in the provided XML string.
+ if interface not in xml.attrib:
+ if interface in default_stanza.xml.attrib:
+ value = default_stanza.xml.attrib[interface]
+ xml.attrib[interface] = value
+
+ values = stanza2.getStanzaValues()
+ stanza3 = stanza_class()
+ stanza3.setStanzaValues(values)
+
+ debug = "Three methods for creating stanzas do not match.\n"
+ debug += "Given XML:\n%s\n" % tostring(xml)
+ debug += "Given stanza:\n%s\n" % tostring(stanza.xml)
+ debug += "Generated stanza:\n%s\n" % tostring(stanza2.xml)
+ debug += "Second generated stanza:\n%s\n" % tostring(stanza3.xml)
+ result = self.compare(xml, stanza.xml, stanza2.xml, stanza3.xml)
+ else:
+ debug = "Two methods for creating stanzas do not match.\n"
+ debug += "Given XML:\n%s\n" % tostring(xml)
+ debug += "Given stanza:\n%s\n" % tostring(stanza.xml)
+ debug += "Generated stanza:\n%s\n" % tostring(stanza2.xml)
+ result = self.compare(xml, stanza.xml, stanza2.xml)
+
+ self.failUnless(result, debug)
+
+ def check_message(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 getStanzaValues() and
+ setStanzaValues() will not be used.
+
+ Arguments:
+ msg -- The Message stanza object to check.
+ xml_string -- The XML contents to compare against.
+ use_values -- Indicates if the test using getStanzaValues
+ and setStanzaValues should be used. Defaults
+ to True.
+ """
+
+ return self.check_stanza(Message, msg, xml_string,
+ defaults=['type'],
+ use_values=use_values)
+
+ def check_iq(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 getStanzaValues() and
+ setStanzaValues() will not be used.
+
+ Arguments:
+ iq -- The Iq stanza object to check.
+ xml_string -- The XML contents to compare against.
+ use_values -- Indicates if the test using getStanzaValues
+ and setStanzaValues should be used. Defaults
+ to True.
+ """
+ return self.check_stanza(Iq, iq, xml_string, use_values=use_values)
+
+ def check_presence(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 getStanzaValues() and
+ setStanzaValues() will not be used.
+
+ Arguments:
+ iq -- The Iq stanza object to check.
+ xml_string -- The XML contents to compare against.
+ use_values -- Indicates if the test using getStanzaValues
+ and setStanzaValues should be used. Defaults
+ to True.
+ """
+ return self.check_stanza(Presence, pres, xml_string,
+ defaults=['priority'],
+ use_values=use_values)
+
+ # ------------------------------------------------------------------
+ # Methods for simulating stanza streams.
+
+ def stream_start(self, mode='client', skip=True, header=None):
+ """
+ Initialize an XMPP client or component using a dummy XML stream.
+
+ Arguments:
+ mode -- Either 'client' or 'component'. Defaults to 'client'.
+ skip -- Indicates if the first item in the sent queue (the
+ stream header) should be removed. Tests that wish
+ to test initializing the stream should set this to
+ False. Otherwise, the default of True should be used.
+ """
+ if mode == 'client':
+ self.xmpp = ClientXMPP('tester@localhost', 'test')
+ elif mode == 'component':
+ self.xmpp = ComponentXMPP('tester.localhost', 'test',
+ 'localhost', 8888)
+ else:
+ raise ValueError("Unknown XMPP connection mode.")
+
+ 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.
+ if not header:
+ header = self.xmpp.stream_header
+ self.xmpp.socket.recv_data(header)
+
+ self.xmpp.connect = lambda a=None, b=None, c=None, d=None: True
+ self.xmpp.process(threaded=True)
+ if skip:
+ # Clear startup stanzas
+ self.xmpp.socket.next_sent(timeout=0.01)
+ if mode == 'component':
+ self.xmpp.socket.next_sent(timeout=0.01)
+
+ def stream_recv(self, data):
+ """
+ Pass data to the dummy XMPP client as if it came from an XMPP server.
+
+ Arguments:
+ data -- String stanza XML to be received and processed by the
+ XMPP client or component.
+ """
+ data = str(data)
+ self.xmpp.socket.recv_data(data)
+
+ def stream_make_header(self, sto='',
+ sfrom='',
+ sid='',
+ stream_ns="http://etherx.jabber.org/streams",
+ default_ns="jabber:client",
+ version="1.0",
+ xml_header=True):
+ """
+ Create a stream header to be received by the test XMPP agent.
+
+ The header must be saved and passed to stream_start.
+
+ Arguments:
+ sto -- The recipient of the stream header.
+ sfrom -- The agent sending the stream header.
+ sid -- The stream's id.
+ stream_ns -- The namespace of the stream's root element.
+ default_ns -- The default stanza namespace.
+ version -- The stream version.
+ xml_header -- Indicates if the XML version header should be
+ appended before the stream header.
+ """
+ header = '<stream:stream %s>'
+ parts = []
+ if xml_header:
+ header = '<?xml version="1.0"?>' + header
+ if sto:
+ parts.append('to="%s"' % sto)
+ if sfrom:
+ parts.append('from="%s"' % sfrom)
+ if sid:
+ parts.append('id="%s"' % sid)
+ parts.append('version="%s"' % version)
+ parts.append('xmlns:stream="%s"' % stream_ns)
+ parts.append('xmlns="%s"' % default_ns)
+ return header % ' '.join(parts)
+
+ def stream_send_header(self, sto='',
+ sfrom='',
+ sid='',
+ stream_ns="http://etherx.jabber.org/streams",
+ default_ns="jabber:client",
+ version="1.0",
+ xml_header=False,
+ timeout=0.1):
+ """
+ Check that a given stream header was sent.
+
+ Arguments:
+ sto -- The recipient of the stream header.
+ sfrom -- The agent sending the stream header.
+ sid -- The stream's id.
+ stream_ns -- The namespace of the stream's root element.
+ default_ns -- The default stanza namespace.
+ version -- The stream version.
+ xml_header -- Indicates if the XML version header should be
+ appended before the stream header.
+ timeout -- Length of time to wait in seconds for a
+ response.
+ """
+ header = self.stream_make_header(sto, sfrom, sid,
+ stream_ns=stream_ns,
+ default_ns=default_ns,
+ version=version,
+ xml_header=xml_header)
+ sent_header = self.xmpp.socket.next_sent(timeout)
+ if sent_header is None:
+ raise ValueError("Socket did not return data.")
+
+ # Apply closing elements so that we can construct
+ # XML objects for comparison.
+ header2 = header + '</stream:stream>'
+ sent_header2 = sent_header + '</stream:stream>'
+
+ xml = ET.fromstring(header2)
+ sent_xml = ET.fromstring(sent_header2)
+
+ self.failUnless(
+ self.compare(xml, sent_xml),
+ "Stream headers do not match:\nDesired:\n%s\nSent:\n%s" % (
+ header, sent_header))
+
+ def stream_send_stanza(self, stanza_class, data, defaults=None,
+ use_values=True, timeout=.1):
+ """
+ Check that the XMPP client sent the given stanza XML.
+
+ Extracts the next sent stanza and compares it with the given
+ XML using check_stanza.
+
+ Arguments:
+ stanza_class -- The class of the sent stanza object.
+ data -- The XML string of the expected Message stanza,
+ or an equivalent stanza object.
+ use_values -- Modifies the type of tests used by check_message.
+ defaults -- A list of stanza interfaces that have defaults
+ values which may interfere with comparisons.
+ timeout -- Time in seconds to wait for a stanza before
+ failing the check.
+ """
+ if isintance(data, str):
+ data = stanza_class(xml=ET.fromstring(data))
+ sent = self.xmpp.socket.next_sent(timeout)
+ self.check_stanza(stanza_class, data, sent,
+ defaults=defaults,
+ use_values=use_values)
+
+ def stream_send_message(self, data, use_values=True, timeout=.1):
+ """
+ Check that the XMPP client sent the given stanza XML.
+
+ Extracts the next sent stanza and compares it with the given
+ XML using check_message.
+
+ Arguments:
+ data -- The XML string of the expected Message stanza,
+ or an equivalent stanza object.
+ use_values -- Modifies the type of tests used by check_message.
+ timeout -- Time in seconds to wait for a stanza before
+ failing the check.
+ """
+ if isinstance(data, str):
+ data = self.Message(xml=ET.fromstring(data))
+ sent = self.xmpp.socket.next_sent(timeout)
+ self.check_message(data, sent, use_values)
+
+ def stream_send_iq(self, data, use_values=True, timeout=.1):
+ """
+ Check that the XMPP client sent the given stanza XML.
+
+ Extracts the next sent stanza and compares it with the given
+ XML using check_iq.
+
+ Arguments:
+ data -- The XML string of the expected Iq stanza,
+ or an equivalent stanza object.
+ use_values -- Modifies the type of tests used by check_iq.
+ timeout -- Time in seconds to wait for a stanza before
+ failing the check.
+ """
+ if isinstance(data, str):
+ data = self.Iq(xml=ET.fromstring(data))
+ sent = self.xmpp.socket.next_sent(timeout)
+ self.check_iq(data, sent, use_values)
+
+ def stream_send_presence(self, data, use_values=True, timeout=.1):
+ """
+ Check that the XMPP client sent the given stanza XML.
+
+ Extracts the next sent stanza and compares it with the given
+ XML using check_presence.
+
+ Arguments:
+ data -- The XML string of the expected Presence stanza,
+ or an equivalent stanza object.
+ use_values -- Modifies the type of tests used by check_presence.
+ timeout -- Time in seconds to wait for a stanza before
+ failing the check.
+ """
+ if isinstance(data, str):
+ data = self.Presence(xml=ET.fromstring(data))
+ sent = self.xmpp.socket.next_sent(timeout)
+ self.check_presence(data, sent, use_values)
+
+ def stream_close(self):
+ """
+ Disconnect the dummy XMPP client.
+
+ Can be safely called even if stream_start has not been called.
+
+ Must be placed in the tearDown method of a test class to ensure
+ that the XMPP client is disconnected after an error.
+ """
+ if hasattr(self, 'xmpp') and self.xmpp is not None:
+ self.xmpp.disconnect()
+ self.xmpp.socket.recv_data(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.
+
+ Arguments:
+ xml -- The XML object to fix.
+ ns -- The namespace to add to the XML object.
+ """
+ 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, xml, *other):
+ """
+ Compare XML objects.
+
+ Arguments:
+ xml -- The XML object to compare against.
+ *other -- The list of XML objects to compare.
+ """
+ if not other:
+ return False
+
+ # Compare multiple objects
+ if len(other) > 1:
+ for xml2 in other:
+ if not self.compare(xml, xml2):
+ return False
+ return True
+
+ other = other[0]
+
+ # Step 1: Check tags
+ if xml.tag != other.tag:
+ return False
+
+ # Step 2: Check attributes
+ if xml.attrib != other.attrib:
+ return False
+
+ # Step 3: Check text
+ if xml.text is None:
+ xml.text = ""
+ if other.text is None:
+ other.text = ""
+ xml.text = xml.text.strip()
+ other.text = other.text.strip()
+
+ if xml.text != other.text:
+ return False
+
+ # Step 4: Recursively check children
+ for child in xml:
+ child2s = other.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