test/name-test/test-activation-forking.py

   1 #!/usr/bin/env python
   2
   3 import os,sys
   4
   5 try:
   6     import gobject
   7     import dbus
   8     import dbus.mainloop.glib
   9 except:
  10     print "Failed import, aborting test"
  11     sys.exit(0)
  12
  13 dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
  14 loop = gobject.MainLoop()
  15
  16 exitcode = 0
  17
  18 bus = dbus.SessionBus()
  19 bus_iface = dbus.Interface(bus.get_object('org.freedesktop.DBus', '/org/freedesktop/DBus'), 'org.freedesktop.DBus')
  20
  21 o = bus.get_object('org.freedesktop.DBus.TestSuiteForkingEchoService', '/org/freedesktop/TestSuite')
  22 i = dbus.Interface(o, 'org.freedesktop.TestSuite')
  23
  24 # Start it up
  25 reply = i.Echo("hello world")
  26 print "TestSuiteForkingEchoService initial reply OK"
  27
  28 def ignore(*args, **kwargs):
  29     pass
  30
  31 # Now monitor for exits, when that happens, start it up again.
  32 # The goal here is to try to hit any race conditions in activation.
  33 counter = 0
  34 def on_forking_echo_owner_changed(name, old, new):
  35     global counter
  36     global o
  37     global i
  38     if counter > 10:
  39         print "Activated 10 times OK, TestSuiteForkingEchoService pass"
  40         loop.quit()
  41         return
  42     counter += 1
  43     if new == '':
  44         o = bus.get_object('org.freedesktop.DBus.TestSuiteForkingEchoService', '/org/freedesktop/TestSuite')
  45         i = dbus.Interface(o, 'org.freedesktop.TestSuite')
  46         i.Echo("counter %r" % counter)
  47         i.Exit(reply_handler=ignore, error_handler=ignore)
  48
  49 bus_iface.connect_to_signal('NameOwnerChanged', on_forking_echo_owner_changed, arg0='org.freedesktop.DBus.TestSuiteForkingEchoService')
  50
  51 i.Exit(reply_handler=ignore, error_handler=ignore)
  52
  53 def check_counter():
  54     if counter == 0:
  55         print "Failed to get NameOwnerChanged for TestSuiteForkingEchoService"
  56         sys.exit(1)
  57 gobject.timeout_add(15000, check_counter)
  58
  59 loop.run()
  60 sys.exit(0)