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"""
Test StreamError events and on session terminate, both directions.
"""
import dbus
from gabbletest import make_result_iq, sync_stream, exec_test
from servicetest import (
make_channel_proxy, unwrap, EventPattern, assertEquals, assertLength)
from jingletest2 import JingleTest2, JingleProtocol031
import constants as cs
from twisted.words.xish import xpath
from config import VOIP_ENABLED
if not VOIP_ENABLED:
print "NOTE: built with --disable-voip"
raise SystemExit(77)
def _session_terminate_predicate(event, msg):
reason = xpath.queryForNodes("/iq"
"/jingle[@action='session-terminate']"
"/reason/failed-application",
event.stanza)
reason_text = xpath.queryForString("/iq/jingle/reason/text",
event.stanza)
return reason is not None and reason_text == msg
def _test_terminate_reason(jp, q, bus, conn, stream, incoming):
jt = JingleTest2(jp, conn, q, stream, 'test@localhost', 'foo@bar.com/Foo')
jt.prepare()
self_handle = conn.GetSelfHandle()
remote_handle = conn.RequestHandles(cs.HT_CONTACT, [jt.peer])[0]
if incoming:
jt.incoming_call()
else:
ret = conn.Requests.CreateChannel(
{ cs.CHANNEL_TYPE: cs.CHANNEL_TYPE_STREAMED_MEDIA,
cs.TARGET_HANDLE_TYPE: cs.HT_CONTACT,
cs.TARGET_HANDLE: remote_handle,
cs.INITIAL_AUDIO: True
})
nc, e = q.expect_many(
EventPattern('dbus-signal', signal='NewChannel',
predicate=lambda e: cs.CHANNEL_TYPE_CONTACT_LIST not in e.args),
EventPattern('dbus-signal', signal='NewSessionHandler'))
path = nc.args[0]
media_chan = make_channel_proxy(conn, path, 'Channel.Interface.Group')
media_iface = make_channel_proxy(conn, path, 'Channel.Type.StreamedMedia')
# S-E was notified about new session handler, and calls Ready on it
session_handler = make_channel_proxy(conn, e.args[0],
'Media.SessionHandler')
session_handler.Ready()
nsh_event = q.expect('dbus-signal', signal='NewStreamHandler')
# S-E gets notified about a newly-created stream
stream_handler = make_channel_proxy(conn, nsh_event.args[0],
'Media.StreamHandler')
group_props = media_chan.GetAll(
cs.CHANNEL_IFACE_GROUP, dbus_interface=dbus.PROPERTIES_IFACE)
if incoming:
assertEquals([remote_handle], group_props['Members'])
assertEquals(unwrap(group_props['LocalPendingMembers']),
[(self_handle, remote_handle, cs.GC_REASON_INVITED, '')])
else:
assertEquals([self_handle], group_props['Members'])
streams = media_chan.ListStreams(
dbus_interface=cs.CHANNEL_TYPE_STREAMED_MEDIA)
stream_id = streams[0][0]
stream_handler.NewNativeCandidate("fake", jt.get_remote_transports_dbus())
stream_handler.Ready(jt.dbusify_codecs([("FOO", 5, 8000, {})]))
msg = u"None of the codecs are good for us, damn!"
expected_events = []
if incoming:
q.expect('dbus-signal', signal='SetRemoteCodecs')
stream_handler.Error(cs.MEDIA_STREAM_ERROR_CODEC_NEGOTIATION_FAILED,
msg)
expected_events = [EventPattern(
"stream-iq", iq_type="set",
predicate=lambda x: _session_terminate_predicate(x, msg))]
rejector = self_handle
else:
stream_handler.StreamState(cs.MEDIA_STREAM_STATE_CONNECTED)
session_initiate = q.expect(
'stream-iq',
predicate=jp.action_predicate('session-initiate'))
q.expect('dbus-signal', signal='MembersChanged', path=path,
args=['', [], [], [], [remote_handle], self_handle,
cs.GC_REASON_INVITED])
jt.parse_session_initiate(session_initiate.query)
stream.send(jp.xml(jp.ResultIq('test@localhost',
session_initiate.stanza, [])))
jt.terminate('failed-application', msg)
rejector = remote_handle
expected_events += [
EventPattern('dbus-signal', signal='StreamError',
interface=cs.CHANNEL_TYPE_STREAMED_MEDIA, path=path,
args=[stream_id,
cs.MEDIA_STREAM_ERROR_CODEC_NEGOTIATION_FAILED,
msg]),
EventPattern('dbus-signal', signal='MembersChanged',
interface=cs.CHANNEL_IFACE_GROUP, path=path,
args=[msg, [], [self_handle, remote_handle], [], [],
rejector, cs.GC_REASON_ERROR])]
q.expect_many(*expected_events)
q.expect('dbus-signal', signal='Closed', path=path)
def test_terminate_outgoing(jp, q, bus, conn, stream):
_test_terminate_reason(jp, q, bus, conn, stream, False)
def test_terminate_incoming(jp, q, bus, conn, stream):
_test_terminate_reason(jp, q, bus, conn, stream, True)
if __name__ == '__main__':
for f in (test_terminate_incoming, test_terminate_outgoing):
exec_test(
lambda q, b, c, s: f(JingleProtocol031(), q, b, c, s))
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