test/test-thermometer

   1 #!/usr/bin/python
   2
   3 from __future__ import absolute_import, print_function, unicode_literals
   4
   5 '''
   6 Thermometer test script
   7 '''
   8
   9 import gobject
  10
  11 import sys
  12 import dbus
  13 import dbus.service
  14 import dbus.mainloop.glib
  15 from optparse import OptionParser, make_option
  16 import bluezutils
  17
  18 class Watcher(dbus.service.Object):
  19         @dbus.service.method("org.bluez.ThermometerWatcher",
  20                                         in_signature="oa{sv}", out_signature="")
  21         def MeasurementReceived(self, device, measure):
  22                 print("%s measurement received from %s" % (measure["Measurement"], device))
  23                 print("Exponent: ", measure["Exponent"])
  24                 print("Mantissa: ", measure["Mantissa"])
  25                 print("Unit: ", measure["Unit"])
  26
  27                 if "Time" in measure:
  28                         print("Time: ", measure["Time"])
  29
  30                 if "Type" in measure:
  31                         print("Type: ", measure["Type"])
  32
  33 def properties_changed(interface, changed, invalidated):
  34         if interface != "org.bluez.Thermometer":
  35                 return
  36         for name, value in changed.iteritems():
  37                 print("Property %s changed:  %s" % (name, str(value)))
  38
  39 if __name__ == "__main__":
  40         dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
  41
  42         bus = dbus.SystemBus()
  43
  44         option_list = [
  45                 make_option("-i", "--adapter", action="store",
  46                         type="string", dest="adapter"),
  47                 make_option("-b", "--device", action="store",
  48                         type="string", dest="address"),
  49                 ]
  50
  51         parser = OptionParser(option_list=option_list)
  52
  53         (options, args) = parser.parse_args()
  54
  55         if not options.address:
  56                 print("Usage: %s [-i <adapter>] -b <bdaddr> [command]" % (sys.argv[0]))
  57                 print("Possible commands:")
  58                 print("\tEnableIntermediateMeasurement")
  59                 sys.exit(1)
  60
  61         managed_objects = bluezutils.get_managed_objects()
  62         adapter = bluezutils.find_adapter_in_objects(managed_objects,
  63                                                                 options.adapter)
  64         adapter_path = adapter.object_path
  65
  66         thermometer_manager = dbus.Interface(bus.get_object("org.bluez",
  67                                 adapter_path), "org.bluez.ThermometerManager")
  68
  69         device = bluezutils.find_device_in_objects(managed_objects,
  70                                                                 options.address,
  71                                                                 options.adapter)
  72         device_path = device.object_path
  73
  74         bus.add_signal_receiver(properties_changed, bus_name="org.bluez",
  75                         path=device_path,
  76                         dbus_interface="org.freedesktop.DBus.Properties",
  77                         signal_name="PropertiesChanged")
  78
  79         path = "/test/watcher"
  80         watcher = Watcher(bus, path)
  81
  82         thermometer_manager.RegisterWatcher(path)
  83
  84         if len(args) > 0:
  85                 if args[0] == "EnableIntermediateMeasurement":
  86                         thermometer_manager.EnableIntermediateMeasurement(path)
  87                 else:
  88                         print("unknown command")
  89                         sys.exit(1)
  90
  91         mainloop = gobject.MainLoop()
  92         mainloop.run()