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"""
Infrastructure code for testing Salut
"""
import os
import sys
import time
import re
from subprocess import Popen
import servicetest
from servicetest import call_async, EventPattern, Event, unwrap
from twisted.internet import reactor
import constants as cs
from twisted.words.protocols.jabber.client import IQ
from twisted.words.xish import domish, xpath
import ns
import dbus
import glib
# keep sync with src/capabilities.c:self_advertised_features
fixed_features = [ns.SI, ns.TUBES, ns.IQ_OOB, ns.X_OOB, ns.TP_FT_METADATA]
def make_result_iq(iq):
result = IQ(None, "result")
result["id"] = iq["id"]
query = iq.firstChildElement()
if query:
result.addElement((query.uri, query.name))
return result
def sync_stream(q, xmpp_connection):
"""Used to ensure that Salut has processed all stanzas sent to it on this
xmpp_connection."""
iq = IQ(None, "get")
iq.addElement(('http://jabber.org/protocol/disco#info', 'query'))
xmpp_connection.send(iq)
q.expect('stream-iq', query_ns='http://jabber.org/protocol/disco#info')
def make_connection(bus, event_func, params=None):
default_params = {
'published-name': 'testsuite',
'first-name': 'test',
'last-name': 'suite',
'nickname': re.sub('(.*tests/twisted/|\./)', '', sys.argv[0]),
}
if params:
default_params.update(params)
return servicetest.make_connection(bus, event_func, 'salut',
'local-xmpp', default_params)
def ensure_avahi_is_running():
bus = dbus.SystemBus()
bus_obj = bus.get_object('org.freedesktop.DBus', '/org/freedesktop/DBus')
if bus_obj.NameHasOwner('org.freedesktop.Avahi',
dbus_interface='org.freedesktop.DBus'):
return
loop = glib.MainLoop()
def name_owner_changed_cb(name, old_owner, new_owner):
loop.quit()
noc = bus.add_signal_receiver(name_owner_changed_cb,
signal_name='NameOwnerChanged',
dbus_interface='org.freedesktop.DBus',
arg0='org.freedesktop.Avahi')
# Cannot use D-Bus activation because we have no way to pass to activated
# clients the address of the system bus and we cannot host the service in
# this process because we are going to make blocking calls and we would
# deadlock.
tests_dir = os.path.dirname(__file__)
avahimock_path = os.path.join(tests_dir, 'avahimock.py')
Popen([avahimock_path])
loop.run()
noc.remove()
def exec_test_deferred (fun, params, protocol=None, timeout=None,
make_conn=True):
colourer = None
if 'SALUT_TEST_REAL_AVAHI' not in os.environ:
ensure_avahi_is_running()
if sys.stdout.isatty() or 'CHECK_FORCE_COLOR' in os.environ:
colourer = servicetest.install_colourer()
bus = dbus.SessionBus()
queue = servicetest.IteratingEventQueue(timeout)
queue.verbose = (
os.environ.get('CHECK_TWISTED_VERBOSE', '') != ''
or '-v' in sys.argv)
if make_conn:
try:
conn = make_connection(bus, queue.append, params)
except Exception, e:
# This is normally because the connection's still kicking around
# on the bus from a previous test. Let's bail out unceremoniously.
print e
os._exit(1)
else:
conn = None
def signal_receiver(*args, **kw):
queue.append(Event('dbus-signal',
path=unwrap(kw['path']),
signal=kw['member'], args=map(unwrap, args),
interface=kw['interface']))
bus.add_signal_receiver(
signal_receiver,
None, # signal name
None, # interface
None,
path_keyword='path',
member_keyword='member',
interface_keyword='interface',
byte_arrays=True
)
error = None
try:
fun(queue, bus, conn)
except Exception, e:
import traceback
traceback.print_exc()
error = e
queue.verbose = False
if colourer:
sys.stdout = colourer.fh
if bus.name_has_owner(conn.object.bus_name):
# Connection hasn't already been disconnected and destroyed
try:
if conn.Properties.Get(cs.CONN, 'Status') == cs.CONN_STATUS_CONNECTED:
# Connection is connected, properly disconnect it
call_async(queue, conn, 'Disconnect')
queue.expect_many(EventPattern('dbus-signal', signal='StatusChanged',
args=[cs.CONN_STATUS_DISCONNECTED, cs.CSR_REQUESTED]),
EventPattern('dbus-return', method='Disconnect'))
else:
# Connection is not connected, call Disconnect() to destroy it
conn.Disconnect()
except dbus.DBusException, e:
pass
try:
conn.Disconnect()
raise AssertionError("Connection didn't disappear; "
"all subsequent tests will probably fail")
except dbus.DBusException, e:
pass
except Exception, e:
import traceback
traceback.print_exc()
error = e
if error is None:
reactor.callLater(0, reactor.crash)
else:
# please ignore the POSIX behind the curtain
os._exit(1)
if 'SALUT_TEST_REFDBG' in os.environ:
# we have to wait that Salut timeouts so the process is properly
# exited and refdbg can generates its report
time.sleep(5.5)
def exec_test(fun, params=None, protocol=None, timeout=None,
make_conn=True):
reactor.callWhenRunning (exec_test_deferred, fun, params, protocol, timeout,
make_conn)
reactor.run()
def wait_for_contact_list(q, conn):
"""Request contact list channels and wait for their NewChannel signals.
This is useful to avoid these signals to interfere with your test."""
#FIXME: this maybe racy if there are other contacts connected
requestotron = dbus.Interface(conn, cs.CONN_IFACE_REQUESTS)
# publish
requestotron.EnsureChannel({
cs.CHANNEL_TYPE: cs.CHANNEL_TYPE_CONTACT_LIST,
cs.TARGET_HANDLE_TYPE: cs.HT_LIST,
cs.TARGET_ID: 'publish'})
q.expect('dbus-signal', signal='NewChannel')
# subscribe
requestotron.EnsureChannel({
cs.CHANNEL_TYPE: cs.CHANNEL_TYPE_CONTACT_LIST,
cs.TARGET_HANDLE_TYPE: cs.HT_LIST,
cs.TARGET_ID: 'subscribe'})
q.expect('dbus-signal', signal='NewChannel')
def wait_for_contact_in_publish(q, bus, conn, contact_name):
publish_handle = conn.RequestHandles(cs.HT_LIST, ["publish"])[0]
publish = conn.RequestChannel(cs.CHANNEL_TYPE_CONTACT_LIST,
cs.HT_LIST, publish_handle, False)
handle = 0
# Wait until the record shows up in publish
while handle == 0:
e = q.expect('dbus-signal', signal='MembersChangedDetailed',
path=publish)
# Versions of telepathy-glib prior to 0.14.6 incorrectly used the name
# 'member-ids'.
try:
ids = e.args[4]['contact-ids']
except KeyError:
ids = e.args[4]['member-ids']
for h in e.args[0]:
name = ids[h]
if name == contact_name:
handle = h
return handle
def _elem_add(elem, *children):
for child in children:
if isinstance(child, domish.Element):
elem.addChild(child)
elif isinstance(child, unicode):
elem.addContent(child)
else:
raise ValueError(
'invalid child object %r (must be element or unicode)', child)
def elem(a, b=None, attrs={}, **kw):
r"""
>>> elem('foo')().toXml()
u'<foo/>'
>>> elem('foo', x='1')().toXml()
u"<foo x='1'/>"
>>> elem('foo', x='1')(u'hello').toXml()
u"<foo x='1'>hello</foo>"
>>> elem('foo', x='1')(u'hello',
... elem('http://foo.org', 'bar', y='2')(u'bye')).toXml()
u"<foo x='1'>hello<bar xmlns='http://foo.org' y='2'>bye</bar></foo>"
>>> elem('foo', attrs={'xmlns:bar': 'urn:bar', 'bar:cake': 'yum'})(
... elem('bar:e')(u'i')
... ).toXml()
u"<foo xmlns:bar='urn:bar' bar:cake='yum'><bar:e>i</bar:e></foo>"
"""
class _elem(domish.Element):
def __call__(self, *children):
_elem_add(self, *children)
return self
if b is not None:
elem = _elem((a, b))
else:
elem = _elem((None, a))
# Can't just update kw into attrs, because that *modifies the parameter's
# default*. Thanks python.
allattrs = {}
allattrs.update(kw)
allattrs.update(attrs)
# First, let's pull namespaces out
realattrs = {}
for k, v in allattrs.iteritems():
if k.startswith('xmlns:'):
abbr = k[len('xmlns:'):]
elem.localPrefixes[abbr] = v
else:
realattrs[k] = v
for k, v in realattrs.iteritems():
if k == 'from_':
elem['from'] = v
else:
elem[k] = v
return elem
def elem_iq(server, type, **kw):
class _iq(IQ):
def __call__(self, *children):
_elem_add(self, *children)
return self
iq = _iq(server, type)
for k, v in kw.iteritems():
if k == 'from_':
iq['from'] = v
else:
iq[k] = v
return iq
def make_presence(_from, to, type=None, show=None,
status=None, caps=None, photo=None):
presence = domish.Element((None, 'presence'))
presence['from'] = _from
presence['to'] = to
if type is not None:
presence['type'] = type
if show is not None:
presence.addElement('show', content=show)
if status is not None:
presence.addElement('status', content=status)
if caps is not None:
cel = presence.addElement(('http://jabber.org/protocol/caps', 'c'))
for key,value in caps.items():
cel[key] = value
# <x xmlns="vcard-temp:x:update"><photo>4a1...</photo></x>
if photo is not None:
x = presence.addElement((ns.VCARD_TEMP_UPDATE, 'x'))
x.addElement('photo').addContent(photo)
return presence
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