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# Copyright (C) 2009,2010 Nokia Corporation
# Copyright (C) 2009,2010 Collabora Ltd.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301 USA
import dbus
"""Regression test for respawning crashed Observers.
"""
import dbus
import dbus.bus
import dbus.service
from servicetest import EventPattern, tp_name_prefix, tp_path_prefix, \
call_async, sync_dbus
from mctest import exec_test, SimulatedConnection, SimulatedClient, \
create_fakecm_account, enable_fakecm_account, SimulatedChannel, \
expect_client_setup
import constants as cs
def test(q, bus, mc):
params = dbus.Dictionary({"account": "someguy@example.com",
"password": "secrecy"}, signature='sv')
cm_name_ref, account = create_fakecm_account(q, bus, mc, params)
conn = enable_fakecm_account(q, bus, mc, account, params)
text_fixed_properties = dbus.Dictionary({
cs.CHANNEL + '.TargetHandleType': cs.HT_CONTACT,
cs.CHANNEL + '.ChannelType': cs.CHANNEL + '.Type.RespawnObservers'
}, signature='sv')
# Logger is an activatable Observer who will crash
logger_bus = dbus.bus.BusConnection()
logger_bus.set_exit_on_disconnect(False) # we'll disconnect later
# Kopete is an Approver, Handler and will not crash
kopete_bus = dbus.bus.BusConnection()
q.attach_to_bus(logger_bus)
q.attach_to_bus(kopete_bus)
kopete = SimulatedClient(q, kopete_bus, 'Kopete',
observe=[], approve=[text_fixed_properties],
handle=[text_fixed_properties], bypass_approval=False)
# wait for MC to download the properties
expect_client_setup(q, [kopete])
# subscribe to the OperationList interface (MC assumes that until this
# property has been retrieved once, nobody cares)
cd = bus.get_object(cs.CD, cs.CD_PATH)
cd_props = dbus.Interface(cd, cs.PROPERTIES_IFACE)
assert cd_props.Get(cs.CD_IFACE_OP_LIST, 'DispatchOperations') == []
channel_properties = dbus.Dictionary(text_fixed_properties,
signature='sv')
channel_properties[cs.CHANNEL + '.TargetID'] = 'juliet'
channel_properties[cs.CHANNEL + '.TargetHandle'] = \
conn.ensure_handle(cs.HT_CONTACT, 'juliet')
channel_properties[cs.CHANNEL + '.InitiatorID'] = 'juliet'
channel_properties[cs.CHANNEL + '.InitiatorHandle'] = \
conn.ensure_handle(cs.HT_CONTACT, 'juliet')
channel_properties[cs.CHANNEL + '.Requested'] = False
channel_properties[cs.CHANNEL + '.Interfaces'] = dbus.Array(signature='s')
chan = SimulatedChannel(conn, channel_properties)
chan.announce()
# A channel dispatch operation is created
e = q.expect('dbus-signal',
path=cs.CD_PATH,
interface=cs.CD_IFACE_OP_LIST,
signal='NewDispatchOperation')
cdo_path = e.args[0]
cdo_properties = e.args[1]
assert cdo_properties[cs.CDO + '.Account'] == account.object_path
assert cdo_properties[cs.CDO + '.Connection'] == conn.object_path
assert cs.CDO + '.Interfaces' in cdo_properties
handlers = cdo_properties[cs.CDO + '.PossibleHandlers'][:]
handlers.sort()
assert handlers == [cs.tp_name_prefix + '.Client.Kopete'], handlers
assert cs.CD_IFACE_OP_LIST in cd_props.Get(cs.CD, 'Interfaces')
assert cd_props.Get(cs.CD_IFACE_OP_LIST, 'DispatchOperations') ==\
[(cdo_path, cdo_properties)]
cdo = bus.get_object(cs.CD, cdo_path)
cdo_iface = dbus.Interface(cdo, cs.CDO)
cdo_props_iface = dbus.Interface(cdo, cs.PROPERTIES_IFACE)
assert cdo_props_iface.Get(cs.CDO, 'Interfaces') == \
cdo_properties[cs.CDO + '.Interfaces']
assert cdo_props_iface.Get(cs.CDO, 'Connection') == conn.object_path
assert cdo_props_iface.Get(cs.CDO, 'Account') == account.object_path
assert cdo_props_iface.Get(cs.CDO, 'Channels') == [(chan.object_path,
channel_properties)]
assert cdo_props_iface.Get(cs.CDO, 'PossibleHandlers') == \
cdo_properties[cs.CDO + '.PossibleHandlers']
k = q.expect('dbus-method-call',
path=kopete.object_path,
interface=cs.APPROVER, method='AddDispatchOperation',
handled=False)
assert k.args == [[(chan.object_path, channel_properties)],
cdo_path, cdo_properties]
q.dbus_return(k.message, bus=kopete_bus, signature='')
# The fake Logger implementation is run
e = q.expect('dbus-signal',
path=cs.tp_path_prefix + '/RegressionTests',
interface=cs.tp_name_prefix + '.RegressionTests',
signal='FakeStartup',
args=[cs.tp_name_prefix + '.Client.Logger'],
)
# We take on its identity to be able to continue with the test
logger = SimulatedClient(q, bus, 'Logger',
observe=[text_fixed_properties])
# Logger is told about the new channel
e = q.expect('dbus-method-call',
path=logger.object_path,
interface=cs.OBSERVER, method='ObserveChannels',
handled=False)
assert e.args[0] == account.object_path, e.args
assert e.args[1] == conn.object_path, e.args
assert e.args[3] == cdo_path, e.args
assert e.args[4] == [], e.args # no requests satisfied
channels = e.args[2]
assert len(channels) == 1, channels
assert channels[0][0] == chan.object_path, channels
assert channels[0][1] == channel_properties, channels
# Logger indicates that it is ready to proceed
q.dbus_return(e.message, bus=logger_bus, signature='')
# The Approver (Kopete) is next
# The user responds to Kopete
call_async(q, cdo_iface, 'HandleWith',
cs.tp_name_prefix + '.Client.Kopete')
# Kopete is asked to handle the channels
k = q.expect('dbus-method-call',
path=kopete.object_path,
interface=cs.HANDLER, method='HandleChannels',
handled=False)
# Kopete accepts the channels
q.dbus_return(k.message, bus=kopete_bus, signature='')
q.expect_many(
EventPattern('dbus-return', method='HandleWith'),
EventPattern('dbus-signal', interface=cs.CDO, signal='Finished'),
EventPattern('dbus-signal', interface=cs.CD_IFACE_OP_LIST,
signal='DispatchOperationFinished'),
)
# Now there are no more active channel dispatch operations
assert cd_props.Get(cs.CD_IFACE_OP_LIST, 'DispatchOperations') == []
# Logger crashes
logger.release_name()
e = q.expect('dbus-signal',
signal='NameOwnerChanged',
predicate=(lambda e:
e.args[0] == logger.bus_name and e.args[2] == ''),
)
logger_unique_name = e.args[1]
logger_bus.flush()
# Logger gets restart request
e = q.expect('dbus-signal',
path=cs.tp_path_prefix + '/RegressionTests',
interface=cs.tp_name_prefix + '.RegressionTests',
signal='FakeStartup',
args=[cs.tp_name_prefix + '.Client.Logger'],
)
# Logger gets restarted
logger.reacquire_name()
e = q.expect('dbus-signal',
signal='NameOwnerChanged',
predicate=(lambda e:
e.args[0] == logger.bus_name and e.args[1] == ''),
)
logger_unique_name = e.args[2]
e = q.expect('dbus-method-call',
path=logger.object_path,
interface=cs.OBSERVER, method='ObserveChannels',
handled=False)
# FIXME: assert the same things as before, except CDO (which we don't
# have) and account path (which we don't know how to get); also check
# that the recovering observer info key is set
assert e.args[0] == account.object_path, e.args
assert e.args[1] == conn.object_path, e.args
assert e.args[4] == [], e.args # no requests satisfied
assert e.args[5]['recovering'] == 1, e.args # due to observer recovery
channels = e.args[2]
assert len(channels) == 1, channels
assert channels[0][0] == chan.object_path, channels
assert channels[0][1] == channel_properties, channels
# Logger indicates that it is ready to proceed
q.dbus_return(e.message, bus=logger_bus, signature='')
sync_dbus(bus, q, mc)
if __name__ == '__main__':
exec_test(test, {})
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