def test_device_notification_by_tuple(self):
def callback(notification, data):
pass
n_index_group = 1
n_index_offset = 0
attr = NotificationAttrib(length=4)
requests = self.test_server.request_history
with self.plc:
notification, user_hnl = self.plc.add_device_notification(
(n_index_group, n_index_offset), attr, callback)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[0],
constants.ADSCOMMAND_ADDDEVICENOTE)
# Delete notification without user-handle
self.plc.del_device_notification(notification, None)
# Create notification with user_handle
notification, new_user_hnl = self.plc.add_device_notification(
(n_index_group, n_index_offset),
attr,
callback,
user_handle=user_hnl)
self.assertEqual(new_user_hnl, user_hnl)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[1],
constants.ADSCOMMAND_DELDEVICENOTE)
self.plc.del_device_notification(notification, None)
def test_device_notification_data_error(self):
def callback(notification, data):
pass
attr = NotificationAttrib(length=4)
with self.assertRaises(TypeError):
ads.add_device_notification(self.endpoint, 0, attr, callback)
with self.assertRaises(TypeError):
ads.add_device_notification(self.endpoint, None, attr, callback)
def test_device_notification_by_name(self):
def callback(notification, data):
pass
handle_name = "TestHandle"
attr = NotificationAttrib(length=4)
requests = self.test_server.request_history
with self.plc:
notification, user = self.plc.add_device_notification(handle_name, attr, callback)
# Assert that Read/Write command was used to get the handle by name
self.assert_command_id(requests[0], constants.ADSCOMMAND_READWRITE)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[1], constants.ADSCOMMAND_ADDDEVICENOTE)
self.plc.del_device_notification(notification, user)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[2], constants.ADSCOMMAND_DELDEVICENOTE)
def test_device_notification(self):
def callback(adr, notification, user):
pass
handle_name = 'TestHandle'
attr = NotificationAttrib(length=4)
requests = self.test_server.request_history
notification, user = ads.add_device_notification(
self.endpoint, handle_name, attr, callback)
# Assert that Read/Write command was used to get the handle by name
self.assert_command_id(requests[0], constants.ADSCOMMAND_READWRITE)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[1], constants.ADSCOMMAND_ADDDEVICENOTE)
ads.del_device_notification(self.endpoint, notification, user)
# Assert that ADDDEVICENOTIFICATION was used to add device notification
self.assert_command_id(requests[2], constants.ADSCOMMAND_DELDEVICENOTE)